CN210506438U - Normalizing heater for grooved rail - Google Patents
Normalizing heater for grooved rail Download PDFInfo
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- CN210506438U CN210506438U CN201921786099.7U CN201921786099U CN210506438U CN 210506438 U CN210506438 U CN 210506438U CN 201921786099 U CN201921786099 U CN 201921786099U CN 210506438 U CN210506438 U CN 210506438U
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Abstract
The utility model relates to a groove-shaped rail welding technology, in particular to a groove-shaped rail normalizing heater, which comprises a normalizing device main body with the external shape matched with a groove rail and a pulley bracket fixedly connected on the groove rail, wherein the fire spraying hole plane of the normalizing device main body is vertical to the longitudinal axis of the groove rail; the normalizing device main body is connected with the pulley bracket in a sliding mode along the extension direction of the groove rail. The tackle bracket comprises two clamping rods vertically connected to the groove rail, the clamping rods are fixedly connected with each other through a slide way parallel to the groove rail, and the normalizing device body is fixedly connected to the sliding tackle on the slide way. The device has the advantages of good normalizing effect, high working efficiency and good economic effect.
Description
Technical Field
The utility model belongs to the technical field of the cell type rail welding, specifically speaking are cell type rail normalizing heater.
Background
After the welding of the steel rail joint is finished, normalizing construction is carried out on the welding joint, the joint normalizing can effectively eliminate internal stress refined grains, the toughness of the steel rail is improved, and the method is an effective method for improving the quality of the steel rail welding joint. At present, because the groove-shaped rail is in a starting stage in China, no normalizing heater special for the groove-shaped rail exists at present.
Because the general railway steel rail is in a symmetrical I shape, and the common steel rail normalizing heater is manufactured according to the shape of the steel rail, the heating center is symmetrical. The rail head of the channel steel rail is provided with an asymmetric groove, and the overall dimension of the channel steel rail is completely different from that of the common steel rail. If the common normalizing device is used for normalizing the groove-shaped rail, the normalizing effect of the steel rail joint cannot be ensured, and the purpose of eliminating internal stress and refining grains is achieved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cell type rail normalizing heater for solve the defect among the prior art.
The utility model discloses a following technical scheme realizes:
the normalizing heater for the groove rail comprises a normalizing device main body and a pulley bracket, wherein the external shape of the normalizing device main body is matched with that of the groove rail, the pulley bracket is fixedly connected to the groove rail, and the plane of a fire injection hole of the normalizing device main body is vertical to the longitudinal axis of the groove rail; the normalizing device main body is connected with the pulley bracket in a sliding mode along the extension direction of the groove rail.
The external shape of normalizing ware main part and groove rail looks adaptation then make things convenient for the normalizing ware main part to remove along the irregular groove rail of shape, and the jet fire hole plane of normalizing ware main part then makes things convenient for the normalizing ware main part to carry out normalizing treatment in the groove rail recess with the groove rail longitudinal axis is perpendicular to can realize the better normalizing effect of groove rail groove, normalizing ware main part and coaster support then make things convenient for the normalizing ware main part to carry out the normalizing along the groove rail direction along groove rail extending direction sliding connection.
Preferably, the tackle bracket comprises two clamping rods vertically connected to the grooved rail, the clamping rods are fixedly connected with the grooved rail through a slideway parallel to the grooved rail, and one side of the normalizing device main body is fixedly connected with a tackle sliding on the slideway. Because the slide is parallel with the grooved rail, the coaster slides on the slide and coaster and normalizing device main part fixed connection, consequently, normalizing device main part can slide along the direction of grooved rail to increase the normalizing range of normalizing ware.
Preferably, the slide be the round bar and along the both sides of grooved rail symmetric distribution at the grooved rail, the coaster includes the gyro wheel of round pin hub connection on the coaster, the gyro wheel both ends diameter equals and is greater than middle department diameter, the gyro wheel laminates with the round bar that corresponds. Because gyro wheel round pin hub connection is on the coaster, consequently the gyro wheel can roll along the coaster, because the gyro wheel both ends diameter equals and is greater than middle department diameter, and laminates with the slide of round bar type, consequently, the gyro wheel can drive the coaster and follow the slide rectilinear sliding, and then guarantees that normalizing device main part can follow the slide rectilinear sliding.
Preferably, a connecting rod is fixedly installed on one side of the main body of the normalizing device, an adjusting nut perpendicular to the connecting rod is connected to one end, far away from the main body of the normalizing device, of the connecting rod in a threaded mode, and the lower end of the adjusting nut is rotatably connected with the pulley. The rotary adjusting nut is connected to the pulley in a rotating mode and is in threaded connection with the connecting rod, the connecting rod is fixedly connected with the normalizing device body, the normalizing device body can be prevented from rotating under the driving of the connecting rod due to the fact that the adjusting nut is connected to the pulley in a rotating mode, the normalizing device body is matched with the groove rail in the shape of the outer portion of the normalizing device body in a matching mode, the rotary adjusting nut can drive the normalizing device body to move up and down, accordingly, the distance between the fire injection hole of the normalizing device body and the groove rail can be adjusted, and the purpose of adjusting the normalizing area is achieved.
Preferably, the clamping rod is of an arch bridge shape, the groove rail is clamped in the middle groove of the clamping rod, the C-shaped plates clamped on the groove rail are fixedly installed on the back faces of the clamping rod, and three faces, attached to the groove rail, of the C-shaped plates are in threaded connection with the compression nut. The groove rail card can guarantee that the kelly removes along the groove rail at the middle groove of kelly, because kelly fixed connection C template, the trilateral equal threaded connection gland nut of C template and groove rail laminating, therefore, rotatory gland nut, when the gland nut of screwing, can guarantee that the kelly is fixed in this position department, thereby guarantee the position of positive firearm main part, and the gland nut of unscrewing then can make the kelly slide along the groove rail, thereby can change the position of normalizing ware main part, realize the normalizing to the different positions of groove rail.
Preferably, the connecting piece fixedly connected with pendulum rod on the coaster, can control coaster moving direction through the pendulum rod to prevent to control the normalizing device main part through direct control coaster mode, and then prevent that operating personnel from being scalded when controlling the removal of normalizing device main part.
Preferably, the normalizing device main body comprises a heater main body with two detachable parts, the shape of the heater main body is matched with the external shape of the groove rail, the heater main body is fixedly connected with the connecting rod, and the two parts of the heater main body are respectively communicated with a cooling water inlet pipe, a cooling water outlet pipe and a mixed fuel air inlet pipe. Oxygen and fuel gas enter the main body of the normalizing device through the mixed fuel gas inlet pipe to be heated, uniformly mixed and combusted, cooling water enters through the cooling water inlet pipe and flows out of the cooling water outlet pipe to realize forced water cooling on the oxygen and acetylene gas, thereby ensuring that the quality of the two gases meets the requirements of process regulations,
the utility model has the advantages that: when the device is used, the clamping rod is clamped on the groove rail and the compression nut is rotated, so that the clamping rod is fixed at the position of the groove rail, then the detachable heater main bodies are respectively placed at two sides of the groove rail, the two heater main bodies are connected together, the fire spraying hole plane of the normalizing device main body is perpendicular to the longitudinal axis of the groove rail, the roller is matched in the corresponding slide way, the normalizing device is started, oxygen and fuel gas enter the normalizing device main body through the mixed fuel gas inlet pipe to be heated, uniformly mixed and combusted, cooling water enters the normalizing device main body through the cooling water inlet pipe and flows out of the cooling water outlet pipe, forced water cooling of the oxygen and acetylene gas is realized, the swing rod is swung, and the swing of the swing rod drives the pulley to move along the slide way, so that the movement of the normalizing device main body is realized, and the; when a certain fixed position normalizing area of the groove rail needs to be adjusted, the adjusting nut is rotated, the adjusting nut is connected to the pulley in a rotating mode and is in threaded connection with the connecting rod, the connecting rod is fixedly connected with the normalizing device main body, the normalizing device main body can be prevented from rotating under the driving of the connecting rod due to the fact that the normalizing device main body is matched with the groove rail in the external shape, therefore, the rotating adjusting nut can drive the normalizing device main body to move up and down, the distance between the fire injection hole of the normalizing device main body and the groove rail can be adjusted, and the purpose of adjusting the normalizing area is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the construction of the carriage bracket;
fig. 3 is a left side view of fig. 2.
Shown in the figure:
1. the device comprises a heater main body, 2, a pulley bracket, 3, a pulley, 4, a connecting rod, 5, an adjusting nut, 6, a C-shaped plate, 7, a gland nut, 8, a cooling water inlet pipe, 9, a cooling water outlet pipe, 10, a mixed fuel air inlet pipe, 11, a swing rod, 21, a clamping rod, 22, a slide way, 31 and a roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A channel track normalizing heater as shown in figures 1-3. The device comprises a heater main body 1 and a pulley bracket 2, wherein the external shape of the heater main body 1 is matched with that of a groove rail, the plane of a fire spraying hole on the heater main body 1 is vertical to the longitudinal axis of the groove rail, and a cooling water inlet pipe 8, a cooling water outlet pipe 9 and a mixed fuel air inlet pipe 10 are communicated with the heater main body 1; the carriage frame 2 comprises two clamping bars 21 which are perpendicularly connected to the groove rail. The clamping rod 21 is of an arch bridge type and the groove rail is clamped in the middle groove of the clamping rod 21. C-shaped plates 6 clamped on the groove rails are fixedly arranged on the opposite sides of the clamping rods 21, and three surfaces, which are attached to the groove rails, of the C-shaped plates 6 are in threaded connection with compression nuts 7; the clamping rods 21 are fixedly connected through a slide way 22 parallel to the groove rail, the slide way 22 is a round rod, one side of the heater main body 1 is fixedly connected with one end of a connecting rod 4, the other end of the connecting rod 4 is in threaded connection with an adjusting nut 5 perpendicular to the connecting rod 4, the lower end of the adjusting nut 5 is rotatably connected with the pulley 3, the pulley 3 comprises a roller 31 connected to the pulley 3 through a pin shaft, the diameters of the two ends of the roller 31 are equal and larger than that of the middle part, and the roller 31 is attached to the corresponding round rod; the connecting piece on the pulley 3 is fixedly connected with a swing rod 11.
In the device, the main body of the normalizing device is made of pure copper by welding, the whole normalizing device is of a frame structure, and the width of the normalizing device is 1-2cm wider than the appearance of the groove-shaped rail. The interior is composed of a closed mixed gas and a cooling water cavity. The cooling water inlet pipe, the cooling water outlet pipe and the mixed fuel air inlet pipe are formed by bending brass pipes, are welded with the gun body into a whole, ensure good air tightness and are made into anti-falling threads at the joints of the cooling water inlet pipe, the cooling water outlet pipe and the mixed fuel air inlet pipe and the rubber pipe.
When the device is used, the clamping rod 21 is clamped on the grooved rail and the compression nut 7 is rotated, so that the clamping rod 21 is fixed at the position of the grooved rail. After the heater main body 1 is disassembled, the heater main body 1 is placed along the pulley bracket 2, the heater main body 1 is installed again, the roller wheels on the pulley 3 are attached to the slide ways, then the adjusting nut 5 is rotated, the adjusting nut 5 is connected to the pulley 3 in a rotating mode, the adjusting nut 5 is in threaded connection with the connecting rod 4, the connecting rod 4 is fixedly connected with the normalizing device main body, the normalizing device main body is prevented from rotating under the driving of the connecting rod 4 due to the fact that the adjusting nut 5 is connected to the pulley 3 in a rotating mode, therefore, the normalizing device main body can be driven to move up and down by rotating the adjusting nut 5, the distance between the fire spraying hole of the normalizing device main body and the groove rail can be adjusted, the distance between the fire spraying plane of the heater and the outline of the steel rail is uniform. Then the split heating gun bodies are butted and locked by the fastening pieces on the gun bodies. Cooling water inlet tube 8, cooling water outlet pipe 9 and mixed fuel intake pipe 10 are connected with corresponding rubber hose, start pumping system in advance, open oxygen, the acetylene gas valve passes through the mist device and mixes two kinds of gases, use ordinary some firearm to light exhaust hole exhaust gas mixture, through the power of control gas flow control flame, use pendulum rod push-and-pull slip car to remove, because roll 31 both ends diameter and equal and be greater than middle department diameter, and laminate with the slide 22 of round bar type, therefore, gyro wheel 31 can drive 3 slides along the slide 22 straight line of coaster, and then guarantee that normalizing device main part can slide along slide 22 straight line, and then make a round trip to heat rail welded joint. After having heated this section grooved rail, reverse rotation gland nut 7 for this device is removed along the grooved rail after gland nut 7 and grooved rail do not contact, because the grooved rail card is in the recess on kelly 21, thereby can guarantee that this device removes along the grooved rail, treats to screw gland nut and heat again after reaching the destination.
Compared with the common steel rail normalizing device, the device has the following beneficial effects:
1. the normalizing effect is good. Because the groove is formed in the rail head of the steel rail, the inside of the groove cannot be fully normalized by adopting a common normalizing device; the groove-shaped rail normalizing device is designed according to the external dimension of the groove-shaped rail, and is specially used for normalizing parts and heating holes of the groove, so that the normalizing device can achieve a better normalizing effect.
2. The working efficiency is high. Because the normalizing effect of the normalizing groove part of the traditional common normalizing heater is poor, the normalizing time needs to be increased, and on average, 1.5 hours is needed for two heads in each construction. Only 1 hour is needed for two heads of construction by using the automatic roughening machine, thereby greatly reducing normalizing time and improving working efficiency.
3. The economic effect is good. Thereby use cell type rail normalizing ware can reduce the use amount of fuels such as normalizing time reduction oxygen, acetylene, practice thrift construction cost to normalizing ware is reusable, and every normalizing ware can be on average normalized two thousand and connect, can satisfy job site's user demand.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. Groove type rail normalizing heater, its characterized in that: the normalizing device comprises a normalizing device main body and a pulley bracket (2), wherein the external shape of the normalizing device main body is matched with that of a groove rail, the pulley bracket (2) is fixedly connected to the groove rail, and the plane of a fire spraying hole of the normalizing device main body is vertical to the longitudinal axis of the groove rail; the main body of the normalizing device is connected with the pulley bracket (2) in a sliding way along the extension direction of the groove rail.
2. The channel rail normalizing heater of claim 1, wherein: the tackle bracket (2) comprises two clamping rods (21) vertically connected to the grooved rail, the clamping rods (21) are fixedly connected through slideways (22) parallel to the grooved rail, and the normalizing device main body is fixedly connected to the tackle (3) sliding on the slideways (22).
3. The channel rail normalizing heater of claim 2, wherein: slide (22) for the round bar and along the both sides of grooved rail symmetric distribution at the grooved rail, coaster (3) are including round pin hub connection gyro wheel (31) on coaster (3), gyro wheel (31) both ends diameter equals and is greater than middle department diameter, gyro wheel (31) and the round bar laminating that corresponds.
4. A channel rail normalizing heater according to claim 3, wherein: one side fixed mounting connecting rod (4) of normalizing ware main part, connecting rod (4) keep away from one end threaded connection of normalizing ware main part have with connecting rod (4) vertically adjusting nut (5), the lower extreme and coaster (3) of adjusting nut (5) are rotated and are connected.
5. The channel rail normalizing heater of claim 2, wherein: the clamping rod (21) is of an arch bridge shape, the groove rail is clamped in a middle groove of the clamping rod (21), a C-shaped plate (6) clamped on the groove rail is fixedly installed on the back of the clamping rod (21), and the C-shaped plate (6) is connected with a pressing nut (7) in a threaded mode on three sides of the groove rail in an attached mode.
6. The channel rail normalizing heater of claim 2, wherein: the connecting piece on the pulley (3) is fixedly connected with a swing rod (11).
7. The channel rail normalizing heater of claim 1, wherein: normalizing device main part include detachable heater main part (1), heater main part (1) shape and groove rail exterior shape phase-match, heater main part (1) and connecting rod (4) fixed connection, the intercommunication has cooling inlet tube (8), cooling outlet pipe (9) and mixed fuel intake pipe (10) on heater main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921786099.7U CN210506438U (en) | 2019-10-23 | 2019-10-23 | Normalizing heater for grooved rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921786099.7U CN210506438U (en) | 2019-10-23 | 2019-10-23 | Normalizing heater for grooved rail |
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| Publication Number | Publication Date |
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| CN210506438U true CN210506438U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921786099.7U Active CN210506438U (en) | 2019-10-23 | 2019-10-23 | Normalizing heater for grooved rail |
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| CN (1) | CN210506438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112226585A (en) * | 2020-09-17 | 2021-01-15 | 孙红秀 | Steel rail welding seam heating device |
-
2019
- 2019-10-23 CN CN201921786099.7U patent/CN210506438U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112226585A (en) * | 2020-09-17 | 2021-01-15 | 孙红秀 | Steel rail welding seam heating device |
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