CN207172549U - A kind of adjusting means for being used to adjust air pressure in plastic rolling oven - Google Patents
A kind of adjusting means for being used to adjust air pressure in plastic rolling oven Download PDFInfo
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- CN207172549U CN207172549U CN201720921534.7U CN201720921534U CN207172549U CN 207172549 U CN207172549 U CN 207172549U CN 201720921534 U CN201720921534 U CN 201720921534U CN 207172549 U CN207172549 U CN 207172549U
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- air pressure
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- baking oven
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Abstract
The utility model provides a kind of adjusting means for being used to adjust air pressure in plastic rolling oven, belongs to rotational moulding techniques field.It solves the exhaust outlet discharge nonadjustable problem of air quantity on existing baking oven.This is used for the adjusting means for adjusting air pressure in plastic rolling oven, including baking oven and the exhaust outlet for being opened in baking oven upper end, also include blower fan and exhaust hood, described blower fan includes motor, fan shroud, the inner chamber being opened in fan shroud and the fan blade installed in interior intracavitary, there is air inlet and air outlet on fan shroud, the exhaust hood has ventilation shaft, described ventilation shaft one end connects with said exhaust mouth, the other end connects with above-mentioned air inlet, and described ventilator cowling is provided with the adjustment structure that can adjust the ventilation shaft ventilation size.This adjusting means for being used to adjust air pressure in plastic rolling oven has its exhaust air rate adjustable so as to ensure the advantages of air pressure is uniform and stable in baking oven.
Description
Technical field
The utility model belongs to rotational moulding techniques field, is related to a kind of adjusting means for being used to adjust air pressure in plastic rolling oven.
Background technology
Rotational moulding is also known as rotation molding, rotational forming, rotation-formed etc., is a kind of thermoplastic hollow forming method.Should
Method is first to add plastic raw materials in mould, then puts mould and constantly rotates and be allowed to add along two vertical axises in an oven
Heat, the plastic raw materials in mould are gradually equably coated with the presence of gravity and heat energy, melt the whole surface for being adhered to die cavity
On, required shape is shaped to, then product is formed through cooling and shaping.
Mould can constantly produce heat in baking oven rotary heating in baking oven, so as in the air pressure meeting constantly in its baking oven
Rise, air pressure inside is too high to form larger draught head with baking oven external environment condition, and baking oven surrounding tank wall can be by larger by gas
Gas pressure caused by pressure difference, while the too high meeting of air pressure causes heat is most of to be discharged from tank wall, these can all be caused to tank wall
Infringement.In order to solve the above problems, exhaust outlet is provided with baking oven upper surface in the prior art, but still suffers from some problems：Its
Exhaust outlet is non-adjustable to discharge air quantity, and rationally air pressure in baking oven can not be adjusted in time, causes air pressure in baking oven can height
It is unstable.
The content of the invention
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that one kind can adjust exhaust outlet
Discharge air force so that in baking oven air pressure it is uniform and stable be used for adjust the adjusting means of air pressure in plastic rolling oven.
The purpose of this utility model can be realized by following technical proposal：It is a kind of to be used to adjust air pressure in plastic rolling oven
Adjusting means, including baking oven and the exhaust outlet for being opened in baking oven upper end, it is characterised in that：Also include blower fan and exhaust hood, institute
The blower fan stated includes motor, fan shroud, the inner chamber being opened in fan shroud and the fan blade installed in interior intracavitary, has on fan shroud
Air inlet and air outlet, the exhaust hood have ventilation shaft, and described ventilation shaft one end connects with said exhaust mouth, the other end
Connected with above-mentioned air inlet, described ventilator cowling is provided with the regulation knot that can adjust the ventilation shaft ventilation size
Structure.
It is above-mentioned it is a kind of be used to adjust in plastic rolling oven in the adjusting means of air pressure, described adjustment structure includes regulation
Bar, adjustable plate, two mounting holes being opened in respectively on said exhaust cover two side and it is rotatably installed in two mounting holes
On rotary shaft, the adjustable plate be connected on the rotating shaft, described adjusting rod one end is connected with rotary shaft one end, and adjusting rod is another
Limit convex edge is installed with end, defines the exhaust hood side wall close to adjusting rod to adjust side wall, the adjusting rod is positioned at regulation side
On the lateral surface of wall, multiple adjustment holes to match with above-mentioned limit convex edge are provided with the regulation side wall, the adjustment hole is in
Circular arc, rotary shaft rotate, and above-mentioned limit convex is spacing in above-mentioned adjustment hole along that can be sequentially inserted into.
It is above-mentioned it is a kind of be used to adjust in plastic rolling oven in the adjusting means of air pressure, described adjustment hole is 5, and is
Be uniformly arranged, the empty circular arcs for forming 90 degree of its 5 regulations, i.e., the mounting hole on two neighboring adjustment hole and above-mentioned regulation side wall it
Between line angle be 22.5 degree.
It is above-mentioned it is a kind of be used to adjust in plastic rolling oven in the adjusting means of air pressure, described ventilation shaft is square tube
Type, the adjustable plate are that rectangle and size match with ventilation shaft, the bottom of the exhaust hood provided with opening and with the row
Air port connects, and the upper end sidepiece of the exhaust hood is provided with opening and connected with the air inlet on the fan shroud.
It is above-mentioned it is a kind of be used to adjust in plastic rolling oven in the adjusting means of air pressure, the middle part of described adjustable plate is connected
In above-mentioned rotary shaft, correspondingly, the mounting hole in regulation side wall is opened in the middle part of regulation side wall.
On above-mentioned a kind of for adjusting in plastic rolling oven in the adjusting means of air pressure, wherein one side of described adjustable plate
Edge is connected in above-mentioned rotary shaft, and correspondingly, the mounting hole in regulation side wall is opened in the edge of regulation side wall.
It is above-mentioned it is a kind of be used to adjust in plastic rolling oven in the adjusting means of air pressure, described adjusting means also includes two
Root channel-section steel and the installing plate on two channel-section steels, described two channel-section steels are arranged on baking oven upper end, and above-mentioned blower fan is fixed
Installation is on a mounting board.
In above-mentioned a kind of for adjusting in plastic rolling oven in the adjusting means of air pressure, described exhaust hood and above-mentioned baking oven
Exhaust outlet between be additionally provided with guide duct, groove, one end of the ventilation shaft of the exhaust hood and institute are provided with the installing plate
The one end for stating guide duct is arranged at the upper and lower notch of groove by screw respectively, and the guide duct other end stretches into above-mentioned row
Air port is in baking oven, described oven ncavity, exhaust outlet, guide duct, groove, ventilation shaft, the inner chamber of fan shroud and fan shroud
Air outlet formed a complete exhaust passage.
Compared with prior art, this adjusting means has following several advantages：
1st, it is spacing in different adjustment holes along inserting by adjusting limit convex, it is possible to achieve ventilation in ventilation shaft is opened
The regulation of mouth size, that is, adjust the ventilation size in its unit interval, each adjustment hole corresponds to a kind of ventilation size, multiple
Adjustment hole can adjust a variety of ventilation sizes, can be adjusted according to actual conditions, so as to ensure that air pressure is uniform in baking oven
It is stable；
2nd, its limit convex along progress is adjusted manually with the staff that connects through between adjustment hole, due to ventilation size
Adjust and infrequently, so adjusting will not seem trouble manually, meanwhile, manual regulative mode causes simple in construction, and cost is low, and
And Stability Analysis of Structures；
3rd, it is easy to assembly, during assembling, the structures such as exhaust hood, blower fan, guide duct first can be arranged on installing plate on the ground
After upper, then move whole installing plate to baking oven upper end and guide duct is inserted into exhaust outlet, then installing plate and channel-section steel are carried out
Bolt is installed.
Brief description of the drawings
Fig. 1 is the structural representation that this adjusting means is arranged on baking oven.
Fig. 2 is the structural representation of this apparatus for regulating.
Fig. 3 is the explosive view of this apparatus for regulating.
Fig. 4 is the structure chart of exhaust hood.
Fig. 5 is the structure chart of adjustable plate, adjusting rod and rotary shaft.
Fig. 6 is baking oven upper end wall structure chart.
In figure, 1, baking oven；1a, exhaust outlet；1b, exhaust outlet framework；2nd, channel-section steel；3rd, installing plate；3a, groove；4th, guide duct；
5th, exhaust hood；5a, the first mounting hole；5b, adjustment hole, 5c, ventilation shaft；6th, rotary shaft；7th, locating part；8th, hexagonal (hexagon)nut；9、
Adjusting rod；9a, limit convex edge；10th, adjustable plate；11st, fan shroud；12nd, fan blade；13rd, motor.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in Fig. 1,2,3 and 6, this is used to adjusting the adjusting means of air pressure in plastic rolling oven, including baking oven 1, blower fan, leads
Airduct 4 and exhaust hood 5, exhaust outlet 1a is provided with the upper end of baking oven 1, exhaust outlet 1a is square, and air draft is provided with exhaust outlet 1a
Mouth framework 1b, exhaust outlet framework 1b are that square and upper and lower port is extended with convex edge outward, and the convex edge of upper and lower port is fixed respectively to pacify
Up and down on two sides of the upper end wall of baking oven 1 at exhaust outlet 1a, its exhaust outlet framework 1b design is to protect and add
Forced-ventilated air port 1a.It is bolted on the upper end of baking oven 1 and two channel-section steels be arrangeding in parallel 2 is installed, is passed through on two channel-section steels 2
Bolt is installed with installing plate 3, and square groove 3a is provided with installing plate 3.The upper port of guide duct 4 is bolted installation
Under the groove 3a of installing plate 3 at notch.
Blower fan includes motor 13, fan shroud 11, the inner chamber being opened in fan shroud 11 and the fan blade 12 installed in interior intracavitary,
There is air inlet and air outlet, air inlet and air outlet connect with inner chamber, and the output shaft of motor 13 passes through one on fan shroud 11
Driving belt and active axis connection, driving shaft is arranged on fan shroud 11, and fan blade 12 is fixedly mounted on one end of driving shaft.Electricity
Machine 13 is fixedly mounted on motor cabinet, and fan shroud 11 is fixedly mounted on exhaust hood 5, and 13, motor is fixedly mounted on installing plate 3
On.
It is square that exhaust hood 5, which has ventilation shaft 5c, ventilation shaft 5c, and the bottom of exhaust hood 5 and upper end sidepiece are provided with
It is open and each opening connects with the air inlet on the groove 3a and fan shroud 11 on installing plate 3 respectively, the bottom of exhaust hood 5 is fixed
At notch on its groove of installing plate 3 3a.
As shown in Figures 4 and 5, a mounting hole is had on the two side of exhaust hood 5, is also provided with a side wall wherein
Multiple adjustment hole 5b, the side wall that definition is provided with above-mentioned adjustment hole 5b is regulation side wall, and definition is located at the mounting hole in regulation side wall
It is the first mounting hole 5a, multiple adjustment hole 5b are located at using the first mounting hole 5a as on the same circular arc in the center of circle.On two mounting holes
Rotary shaft 6 is rotatablely equipped with, two mounting holes are stretched out at the both ends of rotary shaft 6 respectively, and are provided with six on this end of regulation side wall
Angle nut 8, other end installation finite place piece 7, such both ends of rotary shaft 6 are limited without departing from mounting hole.Rotary shaft 6 is located at
Adjust and adjusting rod 9 is also installed with that end of side wall, the one end of adjusting rod 9 is located between hexagonal (hexagon)nut 8 and regulation side wall, separately
One end is hanging and being installed with limit convex thereon can make limit convex be sequentially inserted into limit along 9a along 9a, manual toggle adjusting rod 9
Position is in one of them of above-mentioned multiple adjustment hole 5b.Adjustable plate 10 is fixed with rotary shaft 6, adjustable plate 10 is square, and greatly
Small size and ventilation shaft 5c size match.
The adjustment hole 5b of the present embodiment is 5 and is uniformly arranged that 5 adjustment hole 5b form one section 90 degree of circular arc, i.e. phase
Line angle between neighbour two adjustment hole 5b and the first mounting hole 5a is 22.5 degree.Thus there are 4 regulation positions, one of them
It is initial position, there are 4 kinds of different ventilations can adjust, can be adjusted according to actual conditions, so as to ensure in baking oven 1
Air pressure is uniform and stable.The middle part of adjustable plate 10 is connected in rotary shaft 6, i.e. the first mounting hole 5a is positioned at the middle part of regulation side wall.
Except of course that outside said structure, its adjustment hole 5b can also 5 it is outer, can also be 3 or 4 or 6 and more than,
It can be uniformly arranged, uneven can also set.Its adjustable plate 10 can not be middle part and be connected in rotary shaft 6, but wherein
One edge is connected in rotary shaft 6, and certainly, correspondingly, the first mounting hole 5a is opened in a wherein edge for regulation side wall.
During assembling, first blower fan, exhaust hood 5 can be arranged on the upper surface of installing plate 3 on the ground, guide duct 4 is pacified
On the lower surface of installing plate 3, two channel-section steels 2 are installed on the upper end of baking oven 1 in advance, then remove the entirety of installing plate 3
To the upper end of baking oven 1, guide duct 4 is inserted into exhaust outlet framework 1b, during its lower end of guide duct 4 is extend into baking oven 1, finally
Installing plate 3 and two channel-section steels 2 are connected.It is easy to assembly, can be on the ground by blower fan, exhaust hood 5, guide duct 4 and peace
After loading board 3 all first installs as a module, then entirety is moved the upper end of baking oven 1 to and installed, without all assemblings all
Carried out in the upper end of baking oven 1 so that installation is more convenient quick.After assembling, its inner chamber of baking oven 1, exhaust outlet framework 1b, wind-guiding
Pipe 4, groove 3a, ventilation shaft 5c, the air outlet of the inner chamber of fan shroud 11 and fan shroud 11 form a complete exhaust passage.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (8)
1. it is used to adjusting the adjusting means of air pressure in plastic rolling oven a kind of, including baking oven (1) and is opened in baking oven (1) upper end
Exhaust outlet (1a), it is characterised in that：Also include blower fan and exhaust hood (5), described blower fan includes motor (13), fan shroud
(11) inner chamber, being opened in fan shroud (11) and the fan blade (12) installed in interior intracavitary, there is air inlet on fan shroud (11)
And air outlet, the exhaust hood (5) have ventilation shaft (5c), described ventilation shaft (5c) one end connects with said exhaust mouth (1a)
Logical, the other end connects with above-mentioned air inlet, and described ventilator cowling, which is provided with, can adjust the ventilation shaft (5c) ventilation
The adjustment structure of size.
2. a kind of adjusting means for being used to adjust air pressure in plastic rolling oven according to claim 1, it is characterised in that described
Adjustment structure include adjusting rod (9), adjustable plate (10), two installations being opened in respectively on said exhaust cover (5) two side
Hole and the rotary shaft (6) being rotatably installed on two mounting holes, the adjustable plate (10) are connected in rotary shaft (6), institute
State adjusting rod (9) one end to be connected with rotary shaft (6) one end, limit convex is installed with adjusting rod (9) other end along (9a), definition is leaned on
Exhaust hood (5) side wall of nearly adjusting rod (9) is regulation side wall, and the adjusting rod (9) is described on the lateral surface of regulation side wall
Multiple adjustment holes (5b) to match with above-mentioned limit convex along (9a) are provided with regulation side wall, the adjustment hole (5b) is in circular arc
Shape, rotary shaft (6) rotate, and above-mentioned limit convex can be sequentially inserted into spacing in above-mentioned adjustment hole (5b) along (9a).
3. a kind of adjusting means for being used to adjust air pressure in plastic rolling oven according to claim 2, it is characterised in that described
Adjustment hole (5b) be 5, and to be uniformly arranged, the empty circular arcs for forming 90 degree of its 5 regulations, i.e., two neighboring adjustment hole (5b)
Line angle between the mounting hole in above-mentioned regulation side wall is 22.5 degree.
A kind of 4. adjusting means for being used to adjust air pressure in plastic rolling oven according to Claims 2 or 3, it is characterised in that
Described ventilation shaft (5c) is square tubular, and the adjustable plate (10) is rectangle and size matches with ventilation shaft (5c), institute
The bottom for stating exhaust hood (5) is provided with opening and connected with the exhaust outlet (1a), and the upper end sidepiece of the exhaust hood (5), which is provided with, to be opened
Mouthful and connected with the air inlet on the fan shroud (11).
5. a kind of adjusting means for being used to adjust air pressure in plastic rolling oven according to claim 4, it is characterised in that described
Adjustable plate (10) in the middle part of be connected in above-mentioned rotary shaft (6), correspondingly, positioned at regulation side wall on mounting hole be opened in
Adjust the middle part of side wall.
6. a kind of adjusting means for being used to adjust air pressure in plastic rolling oven according to claim 4, it is characterised in that described
The wherein edge of adjustable plate (10) be connected in above-mentioned rotary shaft (6), correspondingly, the mounting hole in regulation side wall
It is opened in the edge of regulation side wall.
7. a kind of adjusting means for being used to adjust air pressure in plastic rolling oven according to claim 1, it is characterised in that described
Adjusting means also include two channel-section steels (2) and the installing plate (3) on two channel-section steels (2), two channel-section steels (2) peace
On baking oven (1) upper end, above-mentioned blower fan is fixedly mounted on installing plate (3).
8. a kind of adjusting means for being used to adjust air pressure in plastic rolling oven according to claim 7, it is characterised in that described
Exhaust hood (5) and above-mentioned baking oven (1) exhaust outlet (1a) between be additionally provided with guide duct (4), be provided with the installing plate (3) recessed
Groove (3a), one end of the ventilation shaft (5c) of the exhaust hood (5) and one end of the guide duct (4) are installed by screw respectively
At groove (3a) upper and lower notch, guide duct (4) other end stretches into above-mentioned exhaust outlet (1a) and arrived in baking oven (1), described
Baking oven (1) inner chamber, exhaust outlet (1a), guide duct (4), groove (3a), ventilation shaft (5c), the inner chamber of fan shroud (11) and wind
The air outlet of hood (11) forms a complete exhaust passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921534.7U CN207172549U (en) | 2017-07-27 | 2017-07-27 | A kind of adjusting means for being used to adjust air pressure in plastic rolling oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921534.7U CN207172549U (en) | 2017-07-27 | 2017-07-27 | A kind of adjusting means for being used to adjust air pressure in plastic rolling oven |
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| Publication Number | Publication Date |
|---|---|
| CN207172549U true CN207172549U (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720921534.7U Active CN207172549U (en) | 2017-07-27 | 2017-07-27 | A kind of adjusting means for being used to adjust air pressure in plastic rolling oven |
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| CN (1) | CN207172549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160616A (en) * | 2017-07-27 | 2017-09-15 | 温岭市旭日滚塑科技有限公司 | A kind of adjusting means for being used to adjust air pressure in plastic rolling oven |
-
2017
- 2017-07-27 CN CN201720921534.7U patent/CN207172549U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160616A (en) * | 2017-07-27 | 2017-09-15 | 温岭市旭日滚塑科技有限公司 | A kind of adjusting means for being used to adjust air pressure in plastic rolling oven |
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