CN212472305U - Circulating gradient cooling vacuum water tank for plastic pipe forming - Google Patents
Circulating gradient cooling vacuum water tank for plastic pipe forming Download PDFInfo
- Publication number
- CN212472305U CN212472305U CN202020742498.XU CN202020742498U CN212472305U CN 212472305 U CN212472305 U CN 212472305U CN 202020742498 U CN202020742498 U CN 202020742498U CN 212472305 U CN212472305 U CN 212472305U
- Authority
- CN
- China
- Prior art keywords
- water tank
- cooling
- water
- vacuum
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to the technical field of plastic pipe production, in particular to a circulating gradient cooling vacuum water tank for plastic pipe forming, which comprises a vacuum water tank, wherein the vacuum water tank comprises a hollow cooling channel for pipe passing and a spraying mechanism wrapped and arranged around the cooling channel, the spraying mechanism comprises a plurality of stepped cooling sections, wherein a water supply mechanism is connected between two adjacent cooling sections, and the water outlet of the previous cooling section enters the next cooling section through the water supply mechanism; the equipment of the utility model is provided with a plurality of cooling sections, the temperature of the spraying water used for cooling the high-temperature tube blank in each section is different, and the gradient cooling can be carried out on the high-temperature tube blank; the utility model discloses the equipment utilizes the heating to the shower water of high temperature pipe self temperature, and the temperature in the water tank does not need external heating or equipment control.
Description
Technical Field
The utility model relates to a plastics tubular product production technical field, concretely relates to plastics tubular product shaping is with circulating gradient cooling vacuum water tank.
Background
The vacuum water tank is indispensable equipment in the PE tubular product production line, plays the effect of design cooling. A spraying system is arranged in a box body of the existing vacuum water tank, and after a pipe blank of a pipe is extruded from an extruder die, the pipe blank enters a sizing sleeve of the vacuum water tank for sizing and is cooled by spraying water in the box body.
However, the existing vacuum water tank has the following problems; firstly, the temperature of the spraying water in the water tank is the same, and the mechanical property of the pipe is easy to be reduced (such as the problems of large stress, low crystallinity and the like) by a sudden cooling type heat reduction mode; and secondly, the water temperature in the water tank needs to be controlled by external heating or cooling equipment, so that the energy consumption is greatly increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a plastics tubular product shaping is with circulating gradient cooling vacuum water tank solves above-mentioned problem.
The utility model provides a plastics tubular product shaping is with circulating gradient cooling vacuum water tank, includes vacuum water tank, vacuum water tank include one supply the cavity cooling channel that tubular product passes through and the parcel set up in cooling channel is around spraying the mechanism, it includes a plurality of ladder cooling sections to spray the mechanism, wherein, is connected with water supply mechanism between two adjacent cooling sections, and the play water of last cooling section passes through water supply mechanism gets into next cooling section.
Preferably, the water supply mechanism comprises a heat preservation device and a drainage device.
Preferably, the spraying mechanism is a plurality of spraying pipes, the spraying pipes are connected with the heat preservation device, and the water outlet ends of the spraying pipes are provided with spraying heads.
Preferably, the heat preservation device is a heat preservation water tank, and one end of the heat preservation water tank is connected with the spray pipe through a water supply pipe.
Preferably, the drainage device comprises a drainage pipe, the drainage pipe is used for collecting spray water generated after spraying of the adjacent cooling sections, and the other end of the heat preservation water tank is connected with the drainage pipe.
Preferably, a water feeding device is further installed at the joint of the water supply pipe and the heat preservation water tank, and the water feeding device is a water suction pump.
Preferably, a sizing sleeve is installed at a pipe inlet of the vacuum water tank and used for molding a high-temperature pipe.
Preferably, the vacuum water tank is uniformly distributed with maintaining and sizing devices, and the maintaining and sizing devices are vacuum pumps.
Preferably, a sealing member for preventing condensed water generated in each cooling section from being splashed to an adjacent cooling section is installed in the vacuum water tank.
Preferably, the sealing element is a sealing baffle, a through groove for a pipe to pass through is formed in the surface of the sealing baffle, the through groove and the sizing sleeve are sleeved on the same vertical surface, and the caliber of the through groove is matched with that of the sizing sleeve.
Compared with the prior art, the utility model discloses the beneficial effect of equipment is:
1. the utility model discloses be equipped with a plurality of cooling zone in the equipment, be used for in each section for high temperature tube refrigerated spray water temperature difference, can carry out the gradient cooling for high temperature tube.
2. The utility model discloses the equipment utilizes the heating to the shower water of high temperature pipe self temperature, and the temperature in the water tank does not need external heating or equipment control.
Drawings
Fig. 1 is a schematic structural view of a circulation type gradient cooling vacuum water tank for plastic pipe molding according to this embodiment.
Fig. 2 is a sectional view of a circulation type gradient cooling vacuum water tank for plastic pipe molding according to the present embodiment.
In the drawings: 1 vacuum water tank, 1-1 pipe inlet, 1-2 sizing sleeve, 1-3 pipe outlet, 1-4 external connecting water inlet pipe, 1-5 hollow cooling channel, 2 sealing element, 2-1 through groove, 3 sizing sleeve cooling section, 4 first vacuum sizing cooling section, 5 second vacuum sizing cooling section, 6 spraying mechanism, 6-1 spraying pipe I, 6-2 spraying head II, 6-3 spraying pipe II, 6-4 spraying head II, 6-5 spraying pipe III, 6-6 spraying head III, 7 water discharging device, 7-1 water discharging pipe I, 7-2 water discharging pipe II, 7-3 water discharging pipe III, 8 heat preservation device, 8-1 heat preservation water tank I, 8-2 heat preservation water tank I, 9 holding sizing device, 9-1 vacuum pump I, 9-2 vacuum pump II, A 9-3 vacuum pump III, a 10 water pump, a 10-1 water pump I, a 10-2 water pump II, a 11 water supply pump, a 12 connecting pipe and a 13 water supply pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present. The terms "center," "inner," "left," "right," and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
A circulating gradient cooling vacuum water tank for plastic pipe molding comprises a vacuum water tank 1, wherein the vacuum water tank 1 comprises a hollow cooling channel 1-5 for pipes to pass through and a spraying mechanism 6 wrapped around the cooling channel 1-5, the spraying mechanism 6 comprises a plurality of stepped cooling sections, a water supply mechanism is connected between every two adjacent cooling sections, and the water outlet of the previous cooling section enters the next cooling section through the water supply mechanism; the utility model discloses in the concrete working process, tubular product is followed slowly at the uniform velocity passes through among the cooling channel 1-5, at the in-process that passes through, it is right to spray mechanism 6 tubular product sprays the cooling, the utility model discloses in, it includes a plurality of ladder cooling sections to spray mechanism 6, and the cooling water that last cooling section was retrieved sprays as the cooling water of next stage, in the utility model discloses a specific embodiment, along the tubular product entry 1-1 department of vacuum water tank 1 spray mechanism 6 and divide into in proper order: the sizing sleeve cooling section 3, the first vacuum sizing cooling section 4 and the second vacuum sizing cooling section 5 are independent from each other;
the second vacuum sizing cooling section 5 is connected with external water inlet pipes 1-4, after the pipes are sprayed, a water supply mechanism collects spray water, and the water temperature of the spray water rises due to the fact that the spray water contacts the rolled pipes; the spray water is used as spray water for the first vacuum sizing cooling section 4, after the first vacuum sizing cooling section 4 sprays, the spray water is collected for the second time by the water supply mechanism, and the water temperature rises again because the spray water contacts the rolled pipe again; spray water at this moment is as the spray water that sizing cover cooling segment 3 used, sizing cover cooling segment 3 sprays the back, water supply mechanism collects spray water and discharges the cistern through outer outlet pipe that links.
Referring to fig. 2, the water supply mechanism includes a heat preservation device 8 and a drainage device 7, the spray mechanism 6 is a plurality of spray pipes, the spray pipes are installed around the inner wall of each cooling section, the spray pipes in the cooling section are communicated through a connecting pipe 12, the spray pipes in the cooling section are not communicated with the spray pipes in the adjacent cooling section, the water inlet ends of the spray pipes are connected with the heat preservation device 8 in the previous cooling section through a water supply pipe 13, the water outlet ends of the spray pipes are provided with spray heads, and spray water sprayed by the spray heads enters the heat preservation device 8 in the next cooling section through the drainage device 7.
The heat preservation device 8 is a heat preservation water tank, the water outlet end of the heat preservation water tank is connected with a spray pipe in the next cooling section through a water supply pipe 13, and the water inlet end of the heat preservation water tank is connected with a drainage device 7 in the previous cooling section.
The drainage device 7 comprises drainage pipes arranged at the bottoms of the cooling sections, the water inlet ends of the drainage pipes are used for collecting spray water generated after the cooling sections are sprayed, and the water outlet ends of the drainage pipes are used for being connected with a heat preservation water tank for supplying water to the next cooling section.
And a water feeding device 10 is further installed at the joint of the water supply pipe 13 and the water outlet end of the heat preservation water tank, and the water feeding device 10 is a water suction pump.
A sizing sleeve 1-2 is arranged at a pipe inlet 1-1 of the vacuum water tank 1, and the sizing sleeve 1-2 is used for molding a high-temperature pipe; at the moment, the tube blank is not cooled, the temperature is high, the tube blank is soft, when the tube blank passes through the sizing sleeve 1-2, the vacuum pump exhausts air from the vacuum water tank 1 through the air supply pipe, the tube blank expands in the environment, and the caliber of the sizing sleeve 1-2 determines the caliber of the tube formed by the expanded tube blank.
The vacuum water tank 1 is uniformly distributed with maintaining and sizing devices 9, and the maintaining and sizing devices 9 are vacuum pumps.
The vacuum pump is communicated with each cooling section through an air supply pipe; the vacuum pump I9-1 in the sizing sleeve cooling section 3 can pump out air in the sizing sleeve cooling section 3, so that the tube blank can be better attached to the inner wall of the sizing sleeve when entering the sizing sleeve 1-2; a vacuum pump II 9-2 in the first vacuum sizing cooling section 4 pumps out air in the first vacuum sizing cooling section 4, and a vacuum pump III 9-3 in the second vacuum sizing cooling section 5 pumps out air in the second vacuum sizing cooling section 5; the design plays a role in keeping the sizing of the incompletely cooled tube blank.
A sealing element for preventing condensed water generated by each cooling section from sputtering to the adjacent cooling section is arranged in the vacuum water tank 1; because the temperature of the spray water in each cooling section is different, if the spray water is splashed to the adjacent cooling section, the quenching of the pipe is easily caused, and the mechanical property of the pipe is reduced.
The sealing element 2 is a sealing baffle which is fixedly arranged at the joint of the adjacent cooling sections to prevent spray water in the cooling section from splashing on the pipe in the adjacent cooling section, a through groove 2-1 for the pipe to pass through is formed in the surface of the sealing baffle, the through groove 2-1 and the sizing sleeve 1-2 are on the same vertical plane, and the caliber of the through groove 2-1 is matched with that of the sizing sleeve 1-2.
The working principle is as follows:
when the device is used, the high-temperature tube blank in the tube outlet machine continuously enters the vacuum water storage tank 1 after being sized from the tube inlet 1-1 of the vacuum water tank 1 through the sizing sleeve 1-2, sequentially passes through the sizing sleeve cooling section 3, the first vacuum sizing cooling section 4 and the second vacuum sizing cooling section 5, and is discharged from the tube outlet 1-3 of the vacuum water tank 1;
when the front end of the tube blank enters the second vacuum sizing cooling section 5, external cold water enters a spray pipe I6-1 in the second vacuum sizing cooling section 5 through an external water inlet pipe 1-4 under the action of a water supply pump 11, the spray pipe I6-1 sprays the cold water on the surface of the high-temperature tube blank through a spray head I6-2 in the second vacuum sizing cooling section 5, and at the moment, the water temperature is increased because the cold water is sprayed to the high-temperature tube blank;
the water with increased temperature enters a heat preservation water tank I8-1 in the first vacuum sizing cooling section 4 through a water discharge pipe I7-1 in the second vacuum sizing cooling section 5, and enters a spray pipe II 6-3 in the first vacuum sizing cooling section 4 through a water suction pump I10-1 and a water supply pipe I in the first vacuum sizing cooling section 4, the spray pipe II 6-3 sprays the high-temperature tube blank which continuously passes through a spray head II 6-4 in the first vacuum sizing cooling section 4, and the temperature of the cold water with increased temperature for one time is increased again due to spraying of the high-temperature tube;
the cold water after the water temperature is increased again enters a heat preservation water tank I8-2 in the sizing sleeve cooling section 3 through a water discharge pipe II 7-2 in the first vacuum sizing cooling section 4, enters a spray pipe III 6-5 in the sizing sleeve cooling section 3 through a water suction pump II 10-2 and a water supply pipe II in the sizing sleeve cooling section 3, is sprayed on the high-temperature tube blank through a spray head III 6-6 in the sizing sleeve cooling section 3, at the moment, the cold water with the water temperature increased for many times enters a water discharge pipe III 7-3 in the sizing sleeve cooling section 3, the water discharge pipe III 7-3 is connected with an externally connected water outlet pipe and is discharged through the externally connected water outlet pipe, the externally connected water outlet pipe is connected with a reservoir, and the water is discharged to an underground reservoir through the externally connected water outlet pipe; the external water inlet pipe 1-4 pumps water from the reservoir through a water feeding pump 11;
because the tube blank firstly entering the second vacuum sizing cooling section 5 does not pass through the gradient cooling in the sizing sleeve cooling section 3 and the first vacuum sizing cooling section 4, the mechanical properties (such as large stress, low crystallinity and the like) of the tube blank can be influenced, and the tube blank at the section can be cut off;
because the pipe blank passes through the exit tube machine and continues out high temperature pipe blank, so when the pipe blank cools off, the higher spray water cooling of water temperature in sizing cover cooling zone 3 earlier, the spray water of the first heat altered of passing through first vacuum sizing cooling zone 4 cools off, spray water that directly takes out from the aqua storage tank in the second vacuum sizing cooling zone 5 at last cools off, circulating gradient cooling's working method has reduced the cooling mode of quench formula and has caused the decline phenomenon problem of tubular product mechanical properties easily.
Claims (10)
1. The utility model provides a plastics tubular product shaping is with circulating gradient cooling vacuum water tank which characterized in that: the vacuum water tank comprises a vacuum water tank (1), wherein the vacuum water tank (1) comprises a hollow cooling channel (1-5) for a pipe to pass through and a spraying mechanism (6) wrapped around the cooling channel (1-5), the spraying mechanism (6) comprises a plurality of stepped cooling sections, a water supply mechanism is connected between every two adjacent cooling sections, and the water outlet of the previous cooling section passes through the water supply mechanism to enter the next cooling section.
2. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 1, characterized in that: the water supply mechanism comprises a heat preservation device (8) and a drainage device (7).
3. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 2, characterized in that: the spraying mechanism (6) is a plurality of spraying pipes, the spraying pipes are connected with the heat preservation device (8), and the water outlet ends of the spraying pipes are provided with spraying heads.
4. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 3, characterized in that: the heat preservation device (8) is a heat preservation water tank, and one end of the heat preservation water tank is connected with the spray pipe through a water supply pipe (13).
5. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 4, characterized in that: the drainage device (7) comprises a drainage pipe, the drainage pipe is used for collecting spray water generated after spraying of the adjacent cooling sections, and the other end of the heat preservation water tank is connected with the drainage pipe.
6. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 4, characterized in that: and a water feeding device (10) is further installed at the joint of the water supply pipe (13) and the heat preservation water tank, and the water feeding device (10) is a water suction pump.
7. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 1, characterized in that: the sizing sleeve (1-2) is installed at a pipe inlet (1-1) of the vacuum water tank (1), and the sizing sleeve (1-2) is used for molding a high-temperature pipe.
8. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 7, characterized in that: the vacuum water tank (1) is internally and uniformly provided with the maintaining and sizing devices (9), and the maintaining and sizing devices (9) are vacuum pumps.
9. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 8, characterized in that: and a sealing piece for preventing condensed water generated by each cooling section from sputtering to the adjacent cooling section is arranged in the vacuum water tank (1).
10. The circulating gradient cooling vacuum water tank for plastic pipe molding according to claim 9, characterized in that: the sealing element (2) is a sealing baffle, a through groove (2-1) for a pipe to pass through is formed in the surface of the sealing baffle, the through groove (2-1) and the sizing sleeve (1-2) are located on the same vertical surface, and the caliber of the through groove (2-1) is matched with the caliber of the sizing sleeve (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742498.XU CN212472305U (en) | 2020-05-08 | 2020-05-08 | Circulating gradient cooling vacuum water tank for plastic pipe forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742498.XU CN212472305U (en) | 2020-05-08 | 2020-05-08 | Circulating gradient cooling vacuum water tank for plastic pipe forming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212472305U true CN212472305U (en) | 2021-02-05 |
Family
ID=74454881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020742498.XU Active CN212472305U (en) | 2020-05-08 | 2020-05-08 | Circulating gradient cooling vacuum water tank for plastic pipe forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212472305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284569A (en) * | 2022-08-02 | 2022-11-04 | 张家港市格雷斯机械有限公司 | Polyethylene pipe extrusion molding equipment |
-
2020
- 2020-05-08 CN CN202020742498.XU patent/CN212472305U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284569A (en) * | 2022-08-02 | 2022-11-04 | 张家港市格雷斯机械有限公司 | Polyethylene pipe extrusion molding equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212472305U (en) | Circulating gradient cooling vacuum water tank for plastic pipe forming | |
| US8097195B2 (en) | Method for energy usage when cooling extrusion profiles | |
| CN205467244U (en) | Vacuum water tank for plastic profile extrusion die | |
| CN213542975U (en) | Cooling device of rubber production | |
| CN105922545A (en) | Water circulation system for vacuum setting machine | |
| CN218210851U (en) | Condenser for pesticide synthesis | |
| CN212666657U (en) | Circulating cooling device for automobile skylight drain pipe after extrusion molding | |
| CN205058565U (en) | Plastics tubular product vacuum design case | |
| CN210679651U (en) | Cooling device of extruder | |
| CN212924795U (en) | Cooling device for toughened glass | |
| CN210632884U (en) | Forging cooling device for metal forging | |
| CN209036919U (en) | A kind of intelligence hot runner mould controller | |
| CN216299918U (en) | Mould of production EPS wall body module | |
| CN215359807U (en) | A cooling setting device for tubular product production | |
| CN219968187U (en) | Cutting machine for PP water-saving pipe | |
| CN208020539U (en) | A kind of water-cooling circulating system of plastic grain cutting machine head section | |
| CN219664761U (en) | Extrusion die | |
| CN210590458U (en) | Cold and hot setting device is used in production of cosmetics tubular product | |
| CN215943473U (en) | Spray type cooling forming device of PPR pipe | |
| CN212339727U (en) | Cooling device for plastic die steel | |
| CN220864713U (en) | Extrusion die head capable of rapidly cooling pipe and extrusion molding system thereof | |
| CN215943656U (en) | Slow cooling device for water-saving double-screw extruder | |
| CN216705505U (en) | Quick cooling device is used in aluminium alloy production | |
| CN218399324U (en) | Mould with point spraying type cooling system | |
| CN211137832U (en) | Polyethylene winding outer pillar water cooling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.58, Caiyun East Street, Hangu modern industrial zone, Binhai New Area Development Zone, Tianjin Patentee after: Ad pipeline (Tianjin) Co.,Ltd. Address before: No.58, Caiyun East Street, Hangu modern industrial zone, Binhai New Area Development Zone, Tianjin Patentee before: TIANJIN YONGGAO PLASTIC INDUSTRY DEVELOPMENT CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |