CN210979842U - Nozzle device for heating lining plastic pipe - Google Patents
Nozzle device for heating lining plastic pipe Download PDFInfo
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- CN210979842U CN210979842U CN201921351123.4U CN201921351123U CN210979842U CN 210979842 U CN210979842 U CN 210979842U CN 201921351123 U CN201921351123 U CN 201921351123U CN 210979842 U CN210979842 U CN 210979842U
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Abstract
The utility model relates to a lining plastic pipe heating burner device, which comprises a burner main body, a burner adjusting trolley, a gas pipeline, an air pipeline, two rows of rollers and a bracket, wherein a plurality of rollers are arranged on the bracket; the burner main body is positioned below the plastic lining pipe and comprises an air pipe and a gas pipe positioned in the air pipe, a plurality of fire outlet pipes with upward pipe orifices are arranged on the pipe wall of the horizontal air pipe, a plurality of burner nozzles are correspondingly arranged on the gas pipe, and the burner nozzles correspondingly extend into the fire outlet pipes one by one; the air pipe is connected with the air pipeline, air is conveyed into the air pipe through the air pipeline, the gas pipe is connected with the gas pipeline, gas is conveyed into the gas pipe through the gas pipeline, and the nozzle is upwards sprayed by the fire outlet pipe to heat the plastic lining pipe rotating upwards; the burner main body is arranged on the burner adjusting trolley, and the device realizes uniform heating of the lining plastic pipe when the lining plastic pipe rotates uniformly.
Description
Technical Field
The utility model relates to a nozzle heating device especially relates to a nozzle device convenient to heat lining plastic pipe.
Background
The plastic-lined pipe is based on a common carbon steel pipe, lined with thermoplastic plastics with excellent chemical properties, and formed by cold drawing compounding or rotational molding, has the characteristics of mechanical properties of the steel pipe, corrosion resistance of the plastic pipe, scale retarding and difficult growth of microorganisms, and is an ideal pipeline for conveying media such as acid, alkali, salt, corrosive gas and the like.
The polytetrafluoroethylene lining plastic pipe is made of corrosion-resistant rubber, plastics and the like such as polytetrafluoroethylene lining the inside of a pipeline. Before that, the pipeline needs to be heated, and the heating requirements are as follows: the whole temperature of the pipeline is uniform, and the heating speed is high. The mode of the heating pipeline in the furnace adopted at present has the phenomenon of nonuniform axial and radial heating of the pipeline, so that a burner device for heating a plastic-lined pipe needs to be developed, the integral temperature uniformity of the pipeline is improved, and the deformation of the pipeline is avoided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a lining is moulded pipe and is used nozzle device for heating is provided to above-mentioned prior art, moulds the pipe uniform heating to the lining when the pipe uniform rotation is moulded to the lining.
The utility model provides a technical scheme that above-mentioned problem adopted does: a nozzle device for heating a plastic-lined pipe comprises a nozzle main body, a nozzle adjusting trolley, a gas pipeline, an air pipeline, rollers and a support, wherein the rollers are supported on the support through shafts and divided into two rows; the burner main body is positioned below the plastic lining pipe and comprises an air pipe and a gas pipe positioned in the air pipe, a plurality of fire outlet pipes with upward pipe orifices are arranged on the pipe wall of the horizontal air pipe, the fire outlet pipes are uniformly arranged in a transverse row, a plurality of burner nozzles are correspondingly arranged on the gas pipe, and the burner nozzles correspondingly extend into the fire outlet pipes one by one; the air pipe is connected with the air pipeline, air is conveyed into the air pipe through the air pipeline, the gas pipe is connected with the gas pipeline, gas is conveyed into the gas pipe through the gas pipeline, and the nozzle is upwards sprayed by the fire outlet pipe to heat the plastic lining pipe rotating upwards; the burner main body is arranged on the burner adjusting trolley.
Preferably, two ends of the plastic-lined pipe which is transversely arranged are respectively supported on the same supporting structure, the supporting structure comprises two supporting plates which are longitudinally arranged at intervals, the tops of the two supporting plates are respectively formed into horizontal rails, two pairs of bearings are arranged on the horizontal rails of the two supporting plates, the two rollers are supported on the corresponding pairs of bearings through shafts, and the end part of the plastic-lined pipe is supported on the two rollers.
Preferably, the both ends of air pipe are sealed, the gas intake pipe of gas pipe is drawn forth from air pipe one end, set up the branch pipe on the pipe shaft of air pipe as the air intake pipe. Is favorable for adjusting the air intake ratio of the fuel gas and the air
Preferably, the gas pipe is arranged on the central line of the air pipe, and a spacing piece is arranged between the outer wall of the gas pipe and the inner wall of the air pipe. And a spacing block is arranged between the burner nozzle and the fire outlet pipe.
The burner adjusting trolley comprises a fixed frame and a movable frame, wherein the movable frame is located above the fixed frame, the height of the movable frame relative to the fixed frame is adjustable, and universal wheels are arranged at the bottom of the fixed frame.
Preferably, the fixed frame is provided with a plurality of vertical support plates, each vertical support plate is provided with a vertical strip-shaped hole, and the movable frame is fixed on the vertical support plates through the matching of the locking piece and the vertical strip-shaped holes.
Preferably, the movable frame is provided with more than two transverse support plates, the burner body is horizontally supported on the plurality of transverse support plates, each transverse support plate is provided with a transverse strip-shaped hole, and the burner body is fixed on the transverse support plates through the matching of the U-shaped locking piece and the transverse strip-shaped holes.
The burner device further comprises a front baffle and a rear baffle, wherein the front baffle, the rear baffle and the support plates at two ends are opposite to the burner main body, the burner adjusting trolley and the plastic lining pipe to form a surrounding shape, and a heat preservation cover is arranged above the burner adjusting trolley.
Compared with the prior art, the utility model has the advantages of:
1. in order to keep the overall temperature of the pipeline uniform, a structure that the plastic lining pipe rotates at a constant speed is adopted: namely, the plastic lining pipe rotates continuously in the heating process (the roller is dragged by the motor to rotate to drive the plastic lining pipe to rotate).
2. The burner adopts a combined burner mode of a single pipe and multiple nozzles/independent nozzles, and the flame size of each nozzle is ensured to be consistent and uniform to the maximum extent. In order to ensure the average and equivalent of the air and gas ejected by each nozzle, the ratio of the air aperture of the nozzle to the main air pipe diameter is controlled to be more than 1:6, and the aperture of the gas in the nozzle and the diameter of the gas pipeline are controlled to be more than 1: 5.
3. The drift diameters of the lining plastic pipes are various, the height and the position of the burner are required to be adjusted according to the specification of the lining plastic pipes, and the front, back, left, right, up and down positions and the height of the burner are adjusted by adopting the burner adjusting trolley. 1. The trolley adopts universal wheels with brakes, and can control the trolley to move circumferentially; 2. the horizontal position is adjusted to the dolly adoption horizontal bar hole, adopts vertical bar hole height-adjusting.
4. The air pipe and the gas pipe adopt the mode that multiunit nozzle amalgamated pipe way respectively, adopt the house steward to admit air, separate at the stand rear, are connected to each nozzle, and the coupling part air pipe adopts the hard tube to connect, and the gas pipe adopts the hose connection, and the dead situation of nozzle position card that two hard tubes lead to can be avoided to this kind of mode.
5. The roller device adopts two independent sets of supports, and the matched stack mode of two sets of gyro wheels is assembled, its aim at: the plastic-lined pipe has diversified drift diameters and various specifications of lengths, and the two support plates 2 can be moved by adopting a movable support mode under the condition that the length of the plastic-lined pipe is changed, so that the support plates, the rollers and the plastic-lined pipe are matched in length. The roller group selects a high-temperature bearing which can resist the temperature of 150 and the temperature of 200 ℃, so that the bearing damage caused by heating the burner can be avoided to influence the rotation of the lining plastic pipe.
Drawings
Fig. 1 is a perspective view of a burner apparatus according to an embodiment of the present invention;
FIG. 2 is a side view of the structure shown in FIG. 1
FIG. 3 is a cross-sectional view BB of FIG. 2;
FIG. 4 is a cross-sectional view CC of FIG. 3;
FIG. 5 is a perspective view of a burner body according to an embodiment of the present invention;
FIG. 6 is a transverse cross-sectional view of the burner body;
FIG. 7 is a cross-sectional view of EE of FIG. 6;
FIG. 8 is a front view of the burner body;
FIG. 9 is a cross-sectional view CC of FIG. 8;
FIG. 10 is a perspective view of a burner adjustment carriage;
FIG. 11 is a state diagram of a burner adjusting trolley fixing a burner body;
FIG. 12 is a supporting structure of the plastic lined pipe.
In the drawings
1 air pipe
2 gas pipe
3 gas pipeline
4 air duct
5 Flexible pipe
6 roller
7 bearing
8 brace
9 horizontal roller way
10 fire outlet pipe
11 burner nozzle
12 gas inlet pipe
13 air inlet pipe
14 fixed frame
15 Movable frame
16 universal wheel
17 vertical supporting plate
18 transverse support plate
a vertical strip-shaped hole
b transverse strip-shaped hole
19U-shaped screw
20 front baffle
21 tailgate
22 heat preservation cover
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the burner apparatus for heating a plastic-lined pipe in this embodiment includes a burner main body, a burner adjustment carriage, a gas pipe 2, and an air pipe 1.
The supporting structure comprises a left supporting structure and a right supporting structure which are oppositely arranged, two ends of a horizontal plastic lining pipe are respectively supported on the left supporting structure and the right supporting structure, the left supporting structure and the right supporting structure are the same and respectively comprise two supporting plates 8 which are longitudinally arranged at intervals, the tops of the two supporting plates 8 are respectively formed into horizontal rails 9, the heights of the horizontal rails 9 of the two supporting plates 8 are consistent, two pairs of bearings 7 are oppositely arranged on the left and the right of the two supporting plates 8, two rollers 6 positioned in the gap between the two supporting plates are arranged in the front and back direction and respectively supported on the corresponding pairs of bearings 7 through shafts, the end part of the plastic lining pipe is supported on the two rollers 6 and is driven by the rotating rollers 6 to rotate, at least one of the two rollers 6 is driven by a motor to rotate at a.
The nozzle main part is located the lining and moulds the pipe below, including air pipe 1 and the gas pipe 2 of coaxial setting, and gas pipe 2 is located inside air pipe 1, sets up the spacer between 2 outer walls of gas pipe and the 1 inner wall of air pipe. Be provided with a plurality of mouths of pipe upward on the pipe wall of air pipe 1 and go out firetube 10, a plurality of firetube 10 of going out are a horizontal row and evenly arrange, correspond on the gas pipe 2 and are provided with a plurality of nozzle shower nozzles 11, and nozzle shower nozzle 11 one-to-one stretches into in going out firetube 10, sets up the spacer between nozzle shower nozzle 11 and the firetube 10 of going out. The two ends of the air pipe 1 are sealed, one end of the fuel gas pipe 2 is extended out of the fuel gas inlet pipe 12 and is led out from the end part of the air pipe 1 nearby, and a branch pipe is arranged on the pipe body of the air pipe 1 and serves as an air inlet pipe 13. An air inlet pipe 13 is connected with an air pipe 4 through a hose 5 and the like, air is conveyed into the air pipe 1 through the air pipe 4, a gas inlet pipe 12 is connected with a gas pipe 3 through the hose 5 and the like, gas is conveyed into the gas pipe 2 through the gas pipe 3, the gas at the nozzle is mixed with combustion-supporting air, and generated flame is sprayed upwards through a fire outlet pipe 10 to heat a plastic lining pipe rotating above the fire outlet pipe.
The extension length of the heating wire of the burner body is as close as possible to the length of the body of the lining plastic pipe to be heated so as to ensure the uniformity of axial heating.
In order to facilitate the adjustment of the relative position of the burner main body relative to the plastic lining pipe, the burner main body is arranged on a burner adjusting trolley. The burner adjusting trolley comprises a fixed frame 14 and a movable frame 15, the movable frame is positioned above the fixed frame, the height of the movable frame relative to the fixed frame is adjustable, and universal wheels 16 are arranged at the bottom of the fixed frame. Specifically, a plurality of vertical support plates 17 are arranged on the fixed frame, each vertical support plate is provided with a vertical strip-shaped hole a, and the movable frame is fixed on the vertical support plates through the matching of a screw, a nut, a gasket and the vertical strip-shaped holes a and can be adjusted in height according to the requirement. The movable frame is provided with two transverse support plates 18, the burner body is horizontally supported on the two transverse support plates, each transverse support plate is provided with a transverse strip-shaped hole b, and the burner body is fixed on the transverse support plates through the matching of a U-shaped screw rod 19, a nut, a gasket and the transverse strip-shaped holes b.
Preferably, the heating device for the lining plastic pipe further comprises a front baffle 20 and a rear baffle 21, the front baffle, the rear baffle and a support plate with two ends positioned at the inner side form a surrounding shape for the burner main body, the burner adjusting trolley and the lining plastic pipe, and a heat preservation cover 22 is arranged above the burner main body, the burner adjusting trolley and the lining plastic pipe. And the heated part of the plastic lining pipe, the burner main body and the burner adjusting trolley are covered in the heat-insulating cover.
In addition, for the lining plastic pipe with longer length, a plurality of burner main bodies can be adopted for heating simultaneously.
The burner nozzle device for heating the plastic lining pipe has the advantages that the plastic lining pipe is uniformly heated while the plastic lining pipe is rotated, and the deformation of a pipeline is avoided.
Although the preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a lining is moulded pipe heating and is used nozzle device which characterized in that: the burner comprises a burner main body, a burner adjusting trolley, a gas pipeline, an air pipeline, rollers and a support, wherein the rollers are supported on the support through shafts and divided into two rows, and a plastic lining pipe to be heated is transversely supported on the two rows of rollers and is driven to rotate by the rotating rollers;
the burner main body is positioned below the plastic lining pipe and comprises an air pipe and a gas pipe positioned in the air pipe, a plurality of fire outlet pipes with upward pipe orifices are arranged on the pipe wall of the horizontal air pipe, the fire outlet pipes are uniformly arranged in a transverse row, a plurality of burner nozzles are correspondingly arranged on the gas pipe, and the burner nozzles correspondingly extend into the fire outlet pipes one by one;
the air pipe is connected with the air pipeline, air is conveyed into the air pipe through the air pipeline, the gas pipe is connected with the gas pipeline, gas is conveyed into the gas pipe through the gas pipeline, and the nozzle is upwards sprayed by the fire outlet pipe to heat the plastic lining pipe rotating upwards;
the burner main body is arranged on the burner adjusting trolley.
2. The liner plastic pipe heating burner apparatus of claim 1, wherein: the two ends of the plastic-lined pipe which is transversely arranged are respectively supported on the same supporting structure, the supporting structure comprises two supporting plates which are longitudinally arranged at intervals, the tops of the two supporting plates are respectively formed into horizontal rails, two pairs of bearings are arranged on the horizontal rails of the two supporting plates, the two rollers are supported on the corresponding pairs of bearings through shafts, and the end part of the plastic-lined pipe is supported on the two rollers.
3. The liner plastic pipe heating burner apparatus of claim 1, wherein: the both ends of air hose are sealed, the gas intake pipe of gas pipe is drawn forth from air hose one end, set up the branch pipe on the pipe shaft of air hose as the air intake pipe.
4. The burner apparatus for heating a plastic-lined pipe as recited in claim 1 or 3, wherein: the gas pipe sets up on the central line of air hose, set up the space stop piece between gas pipe outer wall and the air hose inner wall.
5. The liner plastic pipe heating burner apparatus of claim 1, wherein: and a spacing block is arranged between the burner nozzle and the fire outlet pipe.
6. The liner plastic pipe heating burner apparatus of claim 1, wherein: the burner adjusting trolley comprises a fixed frame and a movable frame, the movable frame is located above the fixed frame, the height of the movable frame relative to the fixed frame is adjustable, and universal wheels are arranged at the bottom of the fixed frame.
7. The liner plastic pipe heating burner apparatus of claim 6, wherein: the movable frame is fixed on the vertical supporting plates through the matching of the locking pieces and the vertical strip-shaped holes.
8. The liner plastic pipe heating burner apparatus of claim 6, wherein: the burner nozzle is characterized in that more than two transverse support plates are arranged on the movable frame, the burner nozzle main body is horizontally supported on the plurality of transverse support plates, each transverse support plate is provided with a transverse strip-shaped hole, and the burner nozzle main body is fixed on the transverse support plates through the matching of the U-shaped locking piece and the transverse strip-shaped holes.
9. The liner plastic pipe heating burner apparatus of claim 2, wherein: the burner nozzle comprises a front baffle and a rear baffle, wherein the front baffle, the rear baffle and support plates at two ends form a surrounding shape for a burner nozzle main body, a burner nozzle adjusting trolley and a plastic lining pipe, and a heat preservation cover is arranged above the burner nozzle main body, the burner nozzle adjusting trolley and the plastic lining pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921351123.4U CN210979842U (en) | 2019-08-19 | 2019-08-19 | Nozzle device for heating lining plastic pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921351123.4U CN210979842U (en) | 2019-08-19 | 2019-08-19 | Nozzle device for heating lining plastic pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210979842U true CN210979842U (en) | 2020-07-10 |
Family
ID=71414890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921351123.4U Active CN210979842U (en) | 2019-08-19 | 2019-08-19 | Nozzle device for heating lining plastic pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210979842U (en) |
-
2019
- 2019-08-19 CN CN201921351123.4U patent/CN210979842U/en active Active
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