CN208118403U - cooling device of extruder - Google Patents
cooling device of extruder Download PDFInfo
- Publication number
- CN208118403U CN208118403U CN201820343723.5U CN201820343723U CN208118403U CN 208118403 U CN208118403 U CN 208118403U CN 201820343723 U CN201820343723 U CN 201820343723U CN 208118403 U CN208118403 U CN 208118403U
- Authority
- CN
- China
- Prior art keywords
- cooling
- water tank
- machine barrel
- water
- 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.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 112
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 88
- 238000001914 filtration Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000110 cooling liquid Substances 0.000 abstract 3
- 239000007788 liquid Substances 0.000 description 37
- 239000002826 coolant Substances 0.000 description 28
- 239000007787 solid Substances 0.000 description 12
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 229910001425 magnesium ion Inorganic materials 0.000 description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 4
- 239000000920 calcium hydroxide Substances 0.000 description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 4
- POIUWJQBRNEFGX-XAMSXPGMSA-N cathelicidin Chemical compound C([C@@H](C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H]([C@@H](C)CC)C(=O)NCC(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C(C)C)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CO)C(O)=O)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@H](CC(O)=O)NC(=O)CNC(=O)[C@H](CC(C)C)NC(=O)[C@@H](N)CC(C)C)C1=CC=CC=C1 POIUWJQBRNEFGX-XAMSXPGMSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- XNEYCQMMVLAXTN-UHFFFAOYSA-N carbonic acid;magnesium Chemical compound [Mg].OC(O)=O XNEYCQMMVLAXTN-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 230000008542 thermal sensitivity Effects 0.000 description 1
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses an extruder cooling device, which is applied in the field of extruder equipment and solves the technical problem of low cooling efficiency of a machine barrel, and the technical proposal is characterized in that the extruder cooling device comprises the machine barrel, a cooling pipe is wound in the machine barrel, one end of the cooling pipe extends out of the machine barrel and is connected with a water storage tank, the water storage tank is connected with a cooling pump, the other end of the cooling pump is connected with the other end of the cooling pipe, the water storage tank is connected with an air blower, an air outlet groove is arranged on the water storage tank and is connected with a condensing box, the condensing box is communicated with the cooling pipe through a water delivery pipe, and a one-way valve device is arranged on the water delivery pipe; the cooling system has the technical effects that the cooling pump is used for cooling the cooling liquid in a circulating mode, in addition, the air blower is used for cooling the cooling liquid in the water storage tank, and the cooling efficiency of the cooling liquid on the machine barrel is improved.
Description
Technical field
The utility model relates to extruder apparatus fields, in particular to extruder refrigerating device.
Background technique
Extruder cooling system is also to guarantee plastics temperature needed for forming process and be arranged.Because squeezing out
Generate the fricting shearing heat that screw rod revolution generates sometimes in the process, the phenomenon more than heat needed for material can make temperature of charge
It is excessively high, cause material (especially thermal sensitivity plastics) to decompose, or even molding is made to be difficult to carry out.
Currently, the cooling device of extruder in the market, it includes several 9 air blowers being arranged on extruder barrel 1
9。
The cooling device of above-mentioned extruder is extracted out the hot-air in extruder barrel 1 by each air blower 9, due to each
A air blower 9 is located at the different location of extruder barrel, therefore air blower 9 extracts the hot-air of 1 each section of machine barrel out machine barrel simultaneously
1, guarantee that the pellet in machine barrel 1 is cooling, but since air blower 9 by air cools down extruder barrel, and the suction of air
Hot lowering ability is poor, therefore the low efficiency reached by the cooling type of cooling of air blower 9.
Utility model content
The purpose of the utility model is to provide a kind of extruder refrigerating devices, its advantage is that improving the cooling efficiency of machine barrel.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of cooling dress of extruder
It sets, including machine barrel, cooling tube is arranged in the machine barrel, one end of the cooling tube stretches out machine barrel and is connected with water tank, institute
It states and is connected with cooling pump on water tank, the other end of the cooling pump and the other end of cooling tube connect, and connect on the water tank
It is connected to air blower, air-out groove is offered on the water tank, the air-out groove is connected with cooling cylinder, and the cooling cylinder passes through water delivery
Pipe is connected to cooling tube, and the water-supply-pipe is equipped with check valve apparatus.
Through the above technical solutions, cooling pump constantly recycles the water in water tank in cooling tube, to pass through water cooling
Mode the temperature of machine barrel is reduced, after water temperature rising, acted by blower, air blower will be cooling in water tank
The surface temperature of liquid is blown away, and hot wind enters in cooling cylinder via air-out groove in water tank, and cooling cylinder is by the temperature in water tank
Will be low, the check valve apparatus effect being arranged on water-supply-pipe is, for preventing the coolant liquid in cooling tube from flowing back in water tank,
Also the cold wind that air blower can simultaneously blown out enters in water-supply-pipe and further cools down to the coolant liquid in cooling tube, thus cold
But liquid cools down to machine barrel.
The utility model is further arranged to：The side walls of the water tank are connected with filter plate, the water tank
The lautertuns for filter plate sliding is offered on side wall, the lautertuns tilts down setting, institute relative to the side wall of water tank
It states and offers several filter hole through filter plate on filter plate, resettlement groove is equipped in the filter plate, is cut with scissors on the filter plate
It is connected to the hinge cap of opening and closing resettlement groove.
Through the above technical solutions, user opens hinge cap and places alkali solid in resettlement groove, such as calcium hydroxide
, the liquid in water tank is by the dipped calcium hydroxide solid of filter hole, by calcium hydroxide to the magnesium ion in coolant liquid
Equal realizations sedimentation, avoids the magnesium ion in coolant liquid from generating solid dirt after barrel heat and is adhered on the inner wall of cooling tube,
The case where solid dirt on inner wall to reduce cooling tube is accumulated and influences the flow of coolant liquid in cooling tube, and then ensure that
Cooling efficiency.
The utility model is further arranged to：The check valve apparatus include be arranged in water delivery inside pipe wall in plate, it is described
One-way slabs is additionally provided on the inner wall of water-supply-pipe, it is described to be equipped with several air passing holes in plate, it is offered in the one-way slabs unidirectional
Slot, described in extension spring is provided on plate, the extension spring passes through unidirectional groove and is connected with sphere, the sphere and unidirectional
Slot contradicts.
Through the above technical solutions, the specific movement of check valve apparatus is that the air-flow of air blower blowout passes through on plate
Air passing hole, air-flow pushes sphere movement by the unidirectional groove in one-way slabs, and sphere no longer blocks unidirectional groove, and extension spring is stretched
Long, air-flow achievees the effect that cooling from entering cooling cylinder in water tank and entering in water-supply-pipe；Liquid in water-supply-pipe
When generating reflux, positive pressure is generated in water-supply-pipe, extension spring is shunk, and extension spring drives sphere to block unidirectional groove again, therefore cold
But liquid can not flow back.
The utility model is further arranged to：It is helical form that the cooling tube, which is in the part in machine barrel,.
Through the above technical solutions, spiral helicine cooling tube increases its contact area with machine barrel, to ensure that cold
But cooling efficiency of the pipe to machine barrel.
The utility model is further arranged to：Temperature box, the inside of the temperature box and machine barrel are provided on the machine barrel
It is connected to, temperature sensor is equipped in the temperature box, the temperature sensor is electrically connected controller, the controller and cooling pump
Electrical connection.
Through the above technical solutions, machine barrel is connected to temperature box, the temperature in machine barrel is approximately equal to the temperature in temperature box,
The temperature sensor placed in temperature box is used to detect the temperature in machine barrel, and the work of cooling pump is controlled by temperature sensor
Power, cooling effect of the adjustment cooling pump to machine barrel.
The utility model is further arranged to：It is connected with water inlet pipe on the water tank, is provided with list on the water inlet pipe
To check (non-return) valve.
Through the above technical solutions, coolant liquid in cooling tube by thermal evaporation, coolant liquid can be carried out by water inlet pipe
Supplement, and the cooling effect of the low coolant liquid of temperature of water inlet pipe supplement also adjustable cooling tube.
The utility model is further arranged to：One group of photoelectric sensor, the storage are provided on the inner wall of the water tank
The outside of water tank is equipped with buzzer.
Through the above technical solutions, photoelectric sensor is used to detect the inflow of water inlet pipe, when water is higher than photoelectric sensing
When the transmitting terminal of device, due to the refraction effect of water, the light source that one of photoelectric sensor issues can not be by another photoelectric transfer
Sensor receives, to control buzzer warning by photoelectric sensor.
The utility model is further arranged to：The water tank is equipped with observation window.
Through the above technical solutions, user can intuitively be concerned about the inflow of water inlet pipe by observation window, to make
User can in time control the water inlet of water inlet pipe.
In conclusion the utility model has the advantages that：
1, the slide over side walls of water tank is connected with filter plate, placing groove is provided in filter plate, by placing groove
Place alkali solid, alkali solid in coolant liquid magnesium ion remove, avoid magnesium ion in cooling tube fouling and influence cold
But the flow of pipe, and then solid dirt is avoided to influence cooling effect；
2, the outer wall of water tank is equipped with air blower, and water tank is equipped with air-out groove, and air-out groove is connected with cooling cylinder, air-flow
Cool down by cooling cylinder and to the coolant liquid in cooling tube, calm coolant liquid can cool down to machine barrel.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment entirety；
Fig. 2 is the structural schematic diagram of the inside of the present embodiment；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the present embodiment to highlight the structural schematic diagram of filter plate.
Appended drawing reference：1, machine barrel；2, cooling tube；3, water tank；4, water inlet pipe；5, one-way check valve；6, cooling pump；7, it sees
Examine window；8, photoelectric sensor；9, air blower；10, air-out groove；11, cooling cylinder；12, water-supply-pipe；13, check valve apparatus；131, it is in
Plate；132, air passing hole；133, one-way slabs；134, unidirectional groove；135, sphere；136, extension spring；14, filter plate；15, it filters
Slot；16, filter hole；17, resettlement groove；18, hinge cap；19, temperature box；20, temperature sensor；21, buzzer.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment：With reference to Fig. 1, a kind of extruder refrigerating device, including machine barrel 1, the inner wall of machine barrel 1 is rich to be equipped with cooling tube 2,
Twist, spiral helicine cooling tube 2 can increase the contact area of itself and machine barrel 1 to cooling tube 2, thus by cooling tube 2
Coolant liquid more efficiently machine barrel 1 can be cooled down.
With reference to Fig. 2, the both ends of cooling tube 2 extend out from machine barrel 1 respectively, and wherein the cooling tube 2 of side is connected with storage
The flow direction of water tank 3, coolant liquid is that coolant liquid enters in machine barrel 1 from the side for being not provided with water tank 3, then from by cooling down
Pipe 2 enters in water tank 3.Water tank 3 is equipped with water inlet pipe 4, and water inlet pipe 4 is for adding coolant liquid, on the tube wall of water inlet pipe 4
Equipped with one-way check valve 5, one-way check valve 5 is re-entered into for preventing the coolant liquid in water tank 3 from flowing back out water tank 3
In water inlet pipe.It is additionally provided with the cooling pump 6 for driving coolant liquid to flow in cooling tube 2 on cooling tube 2, is moved since cooling pump 6 provides
Power, coolant liquid by constantly being circulated in cooling tube 2, coolant liquid draw the heat of machine barrel 1 after entering in machine barrel 1 and incite somebody to action
Temperature in machine barrel 1 reduces.
With reference to Fig. 2, water tank 3 is equipped with observation window 7, and observation window 7 pays attention to the cooling in water tank 3 convenient for user in time
The amount of liquid reminds user to stop intaking to water tank 3 by water inlet pipe 4 in time.One group of light is additionally provided on the inner wall of water tank 3
Electric transducer 8, one group of photoelectric sensor 8 altogether there are two, and one is transmitting terminal, and one is receiving end, two photoelectric sensors 8
There are differences of height, if the water in water tank 3 covers the photoelectric sensor 8 of lower position, one of photoelectric sensor 8 is issued
Light will generate refraction, the optical signal for generating deviation can not be received by another photoelectric sensor 8, photoelectric sensor 8 will believe
Number controller is passed to, controller is electrically connected with buzzer 21, is alarmed by buzzer 21 to prompt user's water tank 3
Middle coolant liquid is excessive.
With reference to Fig. 2, it is additionally provided with air blower 9 on the tank wall of water tank 3, air-out groove 10 is additionally provided on the tank wall of water tank 3, out
It is connected with cooling cylinder 11 in wind groove 10, water-supply-pipe 12 is connected on the tank wall of cooling cylinder 11, cooling cylinder 11 is connected to water-supply-pipe 12,
The other end of water-supply-pipe 12 is connected to and in communication with cooling tube 2.Air blower 9 is by way of blowing by the coolant liquid in water tank 3
The temperature of surface gas be blown into cooling cylinder 11 by air-out groove 10, the temperature of gas is reduced and is passed through defeated by cooling cylinder 11
Water pipe 12 is sent in cooling cylinder 11, and cooling cylinder 11 cools down cooling tube 2 is re-fed into after gas cooling, improves cooling
The cooling efficiency of liquid.
With reference to Fig. 3, water-supply-pipe 12 is equipped with check valve apparatus 13, water tank 3, cooling cylinder 11 and check valve apparatus 13 according to
Secondary setting.For avoiding after air blower 9 stalls, the coolant liquid in cooling tube 2 is flow backwards check valve apparatus 13 by water-supply-pipe 12
Enter in cooling cylinder 11, check valve apparatus 13 is in plate 131 including 12 inner wall of water-supply-pipe is arranged in, is equipped with several mistakes in plate 131
Stomata 132, air passing hole 132 are used to be additionally provided on the inner wall of water-supply-pipe 12, list for passing through via condenser pipe gas after cooling
Unidirectional groove 134 is offered on plate 133, in extension spring 136 is provided on plate 131, the other end of extension spring 136 passes through single
To slot 134 and be connected with sphere 135, sphere 135 due to extension spring 136 elastic force and contradicted with unidirectional groove 134, and sphere
135 block unidirectional groove 134.Gas after cooling pushes extension spring 136 to extend since pressure increases, extension spring 136
Sphere 135 is driven no longer to block unidirectional groove 134, so that gas after cooling is by check valve apparatus 13 to cold in cooling tube 2
But liquid is cooled down.After air blower 9 stalls, the spring return of extension spring 136, sphere 135 blocks unidirectional groove 134 again, cold
But the coolant liquid in pipe 2 can not pass through sphere 135 and enter in cooling cylinder 11.
With reference to Fig. 4, due to wanting save the cost, therefore the elongated selection tap water of coolant liquid, since tap water belongs to hard water, originally
Water can generate solid dirt after heating and remain on the tube wall of cooling tube 2, this solid dirt is mainly carbonic acid magnesium precipitate.In order to subtract
The case where few solid dirt blocking 2 tube wall of cooling tube, therefore it is connected with filter plate 14 in the side walls of water tank 3, water tank 3
The lautertuns 15 slided for filter plate 14 is offered on side wall, lautertuns 15 tilts down setting relative to the side wall of water tank 3,
The reason of being arranged in this way be, filter plate 14 extend into water tank 3 one end can the liquid level in the coolant liquid in water tank 3 with
Under, several filter hole 16 through filter plate 14 are offered on filter plate 14, are equipped with resettlement groove 17 in filter plate 14, user exists
Alkali solid particle, such as sodium hydroxide or calcium hydroxide are placed in resettlement groove 17, pass through the magnesium ion and alkali in coolant liquid
Property particle hydroxide ion generate precipitating, after avoiding coolant liquid from heating, feelings that magnesium ion is accumulated on the tube wall of cooling tube 2
Condition.Hinge cap 18 is hinged on filter plate 14, for opening and closing resettlement groove 17, hinge cap 18 is located at filter plate 14 and is in water tank hinge cap 18
The one end in 3 outsides, user can be by opening hinge cap 18 and the addition alkali solid particle into resettlement groove 17.
With reference to Fig. 1, temperature box 19 is provided on machine barrel 1, temperature box 19 is connected to the inside of machine barrel 1, the original being arranged in this way
Because being, it is consistent the temperature of temperature and the inside of machine barrel 1 in temperature box 19, temperature sensor is equipped in temperature box 19
20, temperature sensor 20 is electrically connected controller, the temperature in temperature box 19 is detected by temperature sensor 20, to learn machine barrel
Temperature in 1, controller are electrically connected with cooling pump 6, change the operating power of cooling pump 6, Jin Erda by temperature sensor 20
The effect changed to the cooling efficiency of coolant liquid.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of extruder refrigerating device, including machine barrel (1), it is characterized in that：Cooling tube (2), institute are arranged in the machine barrel (1)
The one end for stating cooling tube (2) is stretched out machine barrel (1) and is connected with water tank (3), is connected with cooling pump (6) on the water tank (3),
The other end of the cooling pump (6) is connect with the other end of cooling tube (2), is connected with air blower (9) on the water tank (3),
It is offered air-out groove (10) on the water tank (3), the air-out groove (10) is connected with cooling cylinder (11), the cooling cylinder (11)
It is connected to by water-supply-pipe (12) with cooling tube (2), the water-supply-pipe (12) is equipped with check valve apparatus (13).
2. extruder refrigerating device according to claim 1, it is characterized in that：The side walls of the water tank (3) connect
Have filter plate (14), the lautertuns (15) for filter plate (14) sliding, the filtering are offered on the side wall of the water tank (3)
Slot (15) tilts down setting relative to the side wall of water tank (3), offers on the filter plate (14) several through filter plate
(14) filter hole (16) is equipped with resettlement groove (17) in the filter plate (14), and opening and closing peace is hinged on the filter plate (14)
Set the hinge cap (18) of slot (17).
3. extruder refrigerating device according to claim 1, it is characterized in that：The check valve apparatus (13) includes that setting exists
Water-supply-pipe (12) inner wall is in plate (131), is additionally provided with one-way slabs (133) on the inner wall of the water-supply-pipe (12), and described is in plate
(131) several air passing holes (132) are equipped with, are offered unidirectional groove (134) on the one-way slabs (133), it is described on plate (131)
It is provided with extension spring (136), the extension spring (136) passes through unidirectional groove (134) and is connected with sphere (135), the ball
Body (135) and unidirectional groove (134) contradict.
4. extruder refrigerating device according to claim 1, it is characterized in that：The cooling tube (2) is in machine barrel (1)
Part is helical form.
5. extruder refrigerating device according to claim 1, it is characterized in that：Temperature box is provided on the machine barrel (1)
(19), the temperature box (19) is connected to the inside of machine barrel (1), is equipped with temperature sensor (20) in the temperature box (19), institute
Temperature sensor (20) electrical connection controller is stated, the controller is electrically connected with cooling pump (6).
6. extruder refrigerating device according to claim 1, it is characterized in that：Water inlet pipe is connected on the water tank (3)
(4), one-way check valve (5) are provided on the water inlet pipe (4).
7. extruder refrigerating device according to claim 1, it is characterized in that：It is provided on the inner wall of the water tank (3)
The outside of one group of photoelectric sensor (8), the water tank (3) is equipped with buzzer (21).
8. extruder refrigerating device according to claim 7, it is characterized in that：The water tank (3) is equipped with observation window
(7)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820343723.5U CN208118403U (en) | 2018-03-13 | 2018-03-13 | cooling device of extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820343723.5U CN208118403U (en) | 2018-03-13 | 2018-03-13 | cooling device of extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208118403U true CN208118403U (en) | 2018-11-20 |
Family
ID=64198831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820343723.5U Expired - Fee Related CN208118403U (en) | 2018-03-13 | 2018-03-13 | cooling device of extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208118403U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112038059A (en) * | 2020-08-28 | 2020-12-04 | 北京峰曲睿泽房地产经纪有限公司 | Marine air-water cooled transformer |
| CN112622227A (en) * | 2020-11-02 | 2021-04-09 | 安徽隆宇塑业有限公司 | Plastics double screw extrusion device with circulative cooling function |
| CN112976461A (en) * | 2021-02-19 | 2021-06-18 | 南京航天波平电子科技有限公司 | Method and equipment for improving oxygen index of thermoplastic resin foam pyramid wave-absorbing material |
-
2018
- 2018-03-13 CN CN201820343723.5U patent/CN208118403U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112038059A (en) * | 2020-08-28 | 2020-12-04 | 北京峰曲睿泽房地产经纪有限公司 | Marine air-water cooled transformer |
| CN112622227A (en) * | 2020-11-02 | 2021-04-09 | 安徽隆宇塑业有限公司 | Plastics double screw extrusion device with circulative cooling function |
| CN112976461A (en) * | 2021-02-19 | 2021-06-18 | 南京航天波平电子科技有限公司 | Method and equipment for improving oxygen index of thermoplastic resin foam pyramid wave-absorbing material |
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