CN110736294A - refrigerator middle beam and spraying process thereof - Google Patents

refrigerator middle beam and spraying process thereof Download PDF

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Publication number
CN110736294A
CN110736294A CN201910891300.6A CN201910891300A CN110736294A CN 110736294 A CN110736294 A CN 110736294A CN 201910891300 A CN201910891300 A CN 201910891300A CN 110736294 A CN110736294 A CN 110736294A
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CN
China
Prior art keywords
refrigerator
workpiece
paint
spraying
middle beam
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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.)
Pending
Application number
CN201910891300.6A
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Chinese (zh)
Inventor
刘守杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chu Zhou Youbang Paint Co Ltd
Original Assignee
Chu Zhou Youbang Paint Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chu Zhou Youbang Paint Co Ltd filed Critical Chu Zhou Youbang Paint Co Ltd
Priority to CN201910891300.6A priority Critical patent/CN110736294A/en
Publication of CN110736294A publication Critical patent/CN110736294A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
    • B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04—Preventing the formation of frost or condensate

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The invention relates to the technical field of refrigerators, in particular to refrigerator middle beams and a spraying process thereof, which comprise a refrigerator body, wherein the refrigerator middle beam is arranged in the refrigerator body, four connecting grooves are formed in the top of the refrigerator middle beam, a lower connecting plate is inserted in the connecting grooves, an upper connecting plate is arranged on the outer wall of the top of the lower connecting plate, pin holes are formed in the outer walls of two sides of the refrigerator middle beam and the outer wall of side of the lower connecting plate, limit pins are inserted in the pin holes, and the lower connecting plate and the refrigerator middle beam are fixed through the limit pins.

Description

refrigerator middle beam and spraying process thereof
Technical Field
The invention relates to the technical field of refrigerators, in particular to refrigerator middle beams and a spraying process thereof.
Background
The refrigerator is which is used as a container of kinds and can keep food or other articles in a constant low-temperature cold state, so that the container is essential for household appliances in modern families.
The roof beam receives the microthermal influence of inner chamber easily in the use in current refrigerator, thereby make the roof beam temperature lower in, cause the phenomenon that the roof beam surface produced condensation and frosting easily, and the roof beam is style manufacturing with the refrigerator box in the refrigerator, the dismantlement and the equipment of roof beam in the inconvenient refrigerator, and the heat-proof quality effect of roof beam is not good in the refrigerator, lead to the refrigerator inner chamber to expose cold, cause the wasting of resources, and the cooling tube is easy after the installation and apron contact inhomogeneous, the shortcoming of carrying out the heat exchange that can not be abundant.
Disclosure of Invention
The invention aims to provide refrigerator middle beams and a spraying process thereof, and aims to solve the problems that the refrigerator middle beams provided by the background technology are easily influenced by low temperature of an inner cavity in the using process, so that the temperature of the middle beams is low, and the condensation and frost formation phenomena on the surfaces of the middle beams are easily caused, moreover, the refrigerator middle beams and a refrigerator box body are manufactured in a type, the disassembly and assembly of the refrigerator middle beams are inconvenient, the heat insulation performance effect of the refrigerator middle beams is poor, the cold of the inner cavity of the refrigerator is caused, the resource waste is caused, and the radiating pipes are easily contacted with a cover plate unevenly after being installed, and the heat exchange cannot be sufficiently carried out.
The technical scheme includes that refrigerator middle beams comprise a refrigerator body, a refrigerator middle beam is arranged inside the refrigerator body, four connecting grooves are formed in the top of the refrigerator middle beam, a lower connecting plate is inserted inside the connecting grooves, an upper connecting plate is arranged on the outer wall of the top of the lower connecting plate, pin holes are formed in the outer walls of two sides of the refrigerator middle beam and the outer wall of the side of the lower connecting plate, limit pins are inserted inside the pin holes, the lower connecting plate and the refrigerator middle beam are fixed through the limit pins, two fixing holes are formed in the outer wall of the side of the upper connecting plate, four fixing holes are formed in the inner walls of two opposite sides of the refrigerator body, fixing pins are inserted inside the fixing holes, the upper connecting plate and the refrigerator body are connected through the fixing pins, an inner cavity is formed in the outer wall of the side of the refrigerator middle beam, a heat insulation plate is inserted inside the inner cavity, four threaded holes are formed in the outer wall of the side of the refrigerator middle beam, a cover plate is arranged on the outer wall of the side of the refrigerator middle beam, four movable cover plate cover plates are arranged on the outer wall of the side of the cover plate, and the refrigerator middle.
, a groove is formed in the outer wall of the side of the heat insulation plate, a plate spring is arranged in the groove, and a plurality of clamping blocks are fixedly mounted on the outer wall of the side of the plate spring.
, a heat dissipation plate is fixedly installed on the outer wall of the side of the cover plate through bolts, and a plurality of heat dissipation fins distributed at equal intervals are arranged on the outer wall of the side of the heat dissipation plate.
, clamping grooves are formed in the outer walls of the sides of the clamping blocks and the radiating fins, the clamping grooves are of arc-shaped notch structures, the radiating pipes are clamped in the clamping grooves, and the radiating pipes are of U-shaped structures.
, the heat dissipation plate is fitted into the groove and inserted into the groove.
, the fixing hole and the fixing pin are matched, and the fixing hole and the fixing pin have quantitative interference fit.
, the limiting pin and the pin hole are matched, and the limiting pin and the pin hole have quantitative interference fit.
A spraying process for a refrigerator center sill comprises the following steps:
s1, checking: the outer surface of a workpiece to be sprayed is inspected, the workpiece which is qualified in inspection enters a surface pretreatment step, the workpiece which is unqualified in inspection repairs the outer surface, and the workpiece enters the surface pretreatment step after being qualified, and is cleaned and polished to remove dirt on the outer surface of the workpiece;
s2, spraying, namely, spraying primer on the workpiece with the pretreated surface, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness in an intermediate paint spraying mode, repairing the workpiece with unqualified paint thickness, spraying the workpiece with qualified paint thickness in the intermediate paint spraying mode, drying, detecting the paint thickness, spraying finish paint on the workpiece with qualified paint thickness, repairing the workpiece with qualified paint thickness in the finish paint spraying mode, spraying finish paint on the workpiece with qualified paint thickness, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness in the next processes, repairing the workpiece with unqualified paint thickness, and performing the next processes after the workpiece is qualified;
s3: warehousing and packaging: polishing the workpiece with qualified paint thickness to make the surface of the workpiece smooth and bright, then packaging the polished workpiece, and after the packaging is finished, warehousing and registering the packaged workpiece.
, in spraying processes of the refrigerator middle beams, the total thickness of the paint is 25-45 microns, the thickness of the primer is 8-14 microns, the thickness of the intermediate paint is 10-18 microns, and the thickness of the finish paint is 7-13 microns.
, spraying processes of the refrigerator center sill, wherein the paint drying time is 40-60 minutes, and the paint thickness detection is carried out after the paint is dried.
Compared with the prior art, the invention provides refrigerator middle beams and a spraying process thereof by improving, and has the following improvements and advantages:
(1) through the lower connecting plate and the spacer pin that set up, can be with connecting plate and refrigerator centre sill connect fixedly down, through upper junction plate and fixed pin, can carry out fixed connection with upper junction plate and refrigerator body, can make things convenient for the refrigerator centre sill to dismantle the equipment with the refrigerator body, reduced the fashioned product disqualification rate of refrigerator body and refrigerator centre sill style, practice thrift the cost of enterprises.
(2) Through setting up the heated board in the inside of roof beam in the refrigerator, can play thermal-insulated heat retaining effect in the inside of roof beam in the refrigerator, make the thermal-insulated effect of roof beam in the refrigerator promote, avoid the refrigerator inner chamber to reveal cold, cause the wasting of resources.
(3) Through the cooling tube that sets up, can pass through the rapid conveying of radiating fin with the heat on the heating panel, make the rapid conduction of the heat of production to the apron, avoid the production of condensation, through the elastic force that the leaf spring produced, can finely tune the cooling tube, make the contact of cooling tube and heating panel and apron more abundant.
(4) Through the fixture block and the draw-in groove that set up, with the cooling tube joint in the inside of draw-in groove, can carry on spacingly to the cooling tube, be favorable to the fixed of cooling tube, prevent to lead to the fact the removal because of the cooling tube installation is insecure, make the refrigerator produce the condensation phenomenon.
Drawings
The invention is further explained with reference to the figures and examples:
FIG. 1 is a schematic view of the installation position of a beam in a refrigerator according to the present invention;
FIG. 2 is a schematic structural view of a center sill of the refrigerator of the present invention;
FIG. 3 is an exploded view of the beam of the refrigerator of the present invention;
fig. 4 is a schematic structural view of the heat radiating plate of the present invention;
fig. 5 is a flow chart of the spray coating process of the present invention.
Description of reference numerals:
1 refrigerator body, 2 refrigerator centre sills, 3 upper junction plates, 4 apron, 5 screws, 6 cotter holes, 7 spread groove, 8 spacer pins, 9 screw holes, 10 heated board, 11 recesses, 12 leaf springs, 13 fixture blocks, 14 cooling tubes, 15 screw holes, 16 heating panels, 17 radiating fin, 18 inner chambers, 19 lower junction plates, 20 draw-in grooves, 21 fixed orificess, 22 fixed pins.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiment is only a partial embodiment of of the present invention, rather than a whole embodiment.
It should be noted that when an assembly is referred to as being "secured to" another assemblies, it may be directly on the other assemblies or intervening assemblies may also be present, when assemblies are referred to as being "connected" to the other assemblies, it may be directly connected to the other assemblies or intervening assemblies may be present at the same time, when assemblies are referred to as being "disposed on" the other assemblies, it may be directly disposed on the other assemblies or intervening assemblies may be present at the same time.
The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, the term "and/or" as used herein includes any and all combinations of or more of the associated listed items.
The invention provides refrigerator middle beams through improvement, as shown in fig. 1-5, the refrigerator middle beam comprises a refrigerator body 1, a refrigerator middle beam 2 is arranged inside the refrigerator body 1, four connecting grooves 7 are formed in the top of the refrigerator middle beam 2, a lower connecting plate 19 is inserted inside the connecting grooves 7, an upper connecting plate 3 is arranged on the outer wall of the top of the lower connecting plate 19, pin holes 6 are formed in the outer walls of two sides of the refrigerator middle beam 2 and the outer wall of side of the lower connecting plate 19, a limiting pin 8 is inserted inside the pin holes 6, the lower connecting plate 19 is fixed with the refrigerator middle beam 2 through the limiting pin 8, two fixing holes 21 are formed in the outer wall of side of the upper connecting plate 3, four fixing holes 21 are formed in the inner wall of two opposite sides of the refrigerator body 1, a fixing pin 22 is inserted inside the fixing holes 21, the upper connecting plate 3 is connected with the refrigerator body 1 through the fixing pin 22, the lower connecting plate 19 is inserted into the inner wall of the refrigerator middle beam 7, then the fixing holes 8 are inserted into the inner wall of the fixing holes 6 for fixing, then the fixing pins are inserted into the fixing holes 22, the inner wall of the refrigerator middle beam 2, the inner wall of the refrigerator middle beam 2, the refrigerator middle beam 2 is connected with the refrigerator, the fixing holes, the heat insulation board, the refrigerator middle beam 2, the refrigerator middle beam is connected with the refrigerator, the refrigerator middle beam, the refrigerator body, the refrigerator middle beam, the refrigerator middle beam.
, a groove 11 is formed in the outer wall of the heat insulation board 10 on the side , a plate spring 12 is arranged inside the groove 11, a plurality of clamping blocks 13 are fixedly mounted on the outer wall of the plate spring 12 on the side , and the radiating pipe 14 can be finely adjusted through the elastic force generated by the plate spring 12, so that the radiating pipe 14 is more fully contacted with the radiating plate 16 and the cover plate 4.
, the radiating plate 16 is fixedly mounted on the outer wall of the side of the cover plate 4 through bolts, and the radiating fins 17 distributed at equal intervals are arranged on the outer wall of the side of the radiating plate 16, so that heat can be rapidly transmitted to the radiating plate 16 through the radiating fins 17, the generated heat is rapidly transmitted to the cover plate 4, and condensation is avoided.
step by step, all open draw-in groove 20 on side outer wall of fixture block 13 and radiating fin 17, and draw-in groove 20 is arc breach structure, the inside joint of draw-in groove 20 has cooling tube 14, and cooling tube 14 is U type structure, through fixture block 13 and draw-in groove 20, with cooling tube 14 joint in the inside of draw-in groove 20, can carry on spacingly to cooling tube 20, be favorable to cooling tube 20 fixed, prevent to cause the removal because of cooling tube 20 installation insecure, make the refrigerator produce the condensation phenomenon.
, the heat dissipation plate 16 fits into the groove 11, and the heat dissipation plate 16 is inserted into the groove 11, so as to limit and fix the position of the heat dissipation plate 16.
, the fixing hole 21 and the fixing pin 22 are matched, and the fixing hole 21 and the fixing pin 22 have quantitative interference fit, so that the connection stability of the refrigerator middle beam 2 and the refrigerator body 1 can be improved.
, the limit pin 8 and the pin hole 6 are matched, and the limit pin 8 and the pin hole 6 have quantitative interference fit, so that the stability of the lower connecting plate 19 inserted in the connecting groove 7 can be improved.
A spraying process for a refrigerator center sill comprises the following steps:
s1, checking: the outer surface of a workpiece to be sprayed is inspected, the workpiece which is qualified in inspection enters a surface pretreatment step, the workpiece which is unqualified in inspection repairs the outer surface, and the workpiece enters the surface pretreatment step after being qualified, and is cleaned and polished to remove dirt on the outer surface of the workpiece;
s2, spraying, namely, spraying primer on the workpiece with the pretreated surface, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness in an intermediate paint spraying mode, repairing the workpiece with unqualified paint thickness, spraying the workpiece with qualified paint thickness in the intermediate paint spraying mode, drying, detecting the paint thickness, spraying finish paint on the workpiece with qualified paint thickness, repairing the workpiece with qualified paint thickness in the finish paint spraying mode, spraying finish paint on the workpiece with qualified paint thickness, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness in the next processes, repairing the workpiece with unqualified paint thickness, and performing the next processes after the workpiece is qualified;
s3: warehousing and packaging: polishing the workpiece with qualified paint thickness to make the surface of the workpiece smooth and bright, then packaging the polished workpiece, and after the packaging is finished, warehousing and registering the packaged workpiece.
steps, spraying processes of the refrigerator middle beam have the total thickness of paint of 25-45 microns, the thickness of primer of 8-14 microns, the thickness of intermediate paint of 10-18 microns and the thickness of finish paint of 7-13 microns.
, in the spraying process of the refrigerator middle beam, the paint drying time is 40-60 minutes, and the paint thickness detection needs to be carried out after the paint is dried.
The spraying process of the invention comprises the following steps:
and (4) checking: the outer surface of a workpiece to be sprayed is inspected, the workpiece which is qualified in inspection enters a surface pretreatment step, the workpiece which is unqualified in inspection repairs the outer surface, and the workpiece enters the surface pretreatment step after being qualified, and is cleaned and polished to remove dirt on the outer surface of the workpiece;
spraying, namely spraying primer on a workpiece with a pretreated surface, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness by using intermediate paint, spraying the workpiece with unqualified paint thickness, repairing the paint thickness, spraying the intermediate paint after the workpiece is qualified, spraying the intermediate paint on the workpiece with qualified paint thickness, drying, detecting the paint thickness, spraying finish paint on the workpiece with qualified paint thickness, spraying the finish paint on the workpiece with qualified paint thickness, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness, performing processes, repairing the workpiece with unqualified paint thickness, and performing processes after the workpiece is qualified;
warehousing and packaging: polishing the workpiece with qualified paint thickness to make the surface of the workpiece smooth and bright, then packaging the polished workpiece, and after the packaging is finished, warehousing and registering the packaged workpiece.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

Claims (10)

  1. The refrigerator middle beam is characterized by comprising a refrigerator body (1), the refrigerator middle beam (2) is arranged inside the refrigerator body (1), four connecting grooves (7) are formed in the top of the refrigerator middle beam (2), a lower connecting plate (19) is inserted inside the connecting grooves (7), an upper connecting plate (3) is arranged on the outer wall of the top of the lower connecting plate (19), pin holes (6) are formed in the outer walls of the two sides of the refrigerator middle beam (2) and the outer wall of the side of the lower connecting plate (19), a limiting pin (8) is inserted inside the pin holes (6), the lower connecting plate (19) and the refrigerator middle beam (2) are fixed through the limiting pin (8), two fixing holes (21) are formed in the outer wall of the side of the upper connecting plate (3), four fixing holes (21) are formed in the inner walls of the two opposite sides of the refrigerator body (1), screw holes (22) are inserted inside the fixing holes (21), the screw holes (22) are formed in the inner walls of the two sides of the refrigerator body (1), the upper connecting plate (3) and the refrigerator middle beam (1) are connected with screw holes (18) of a refrigerator middle beam (18), a refrigerator inner cavity (18) and a heat insulation board (18) is connected with screw hole (18) of a refrigerator middle beam (18), a screw hole (18) of a refrigerator middle beam (18), a heat insulation board (18) is connected with a screw hole (18) and a screw hole (18), a screw hole (18) of a refrigerator inner cavity (18) of a refrigerator middle beam (18), a heat.
  2. 2. The kind of refrigerator center sill according to claim 1, wherein the heat-insulating board (10) has a groove (11) on the outer wall of the side, and a leaf spring (12) is arranged inside the groove (11), and a plurality of blocks (13) are fixedly mounted on the outer wall of the side of the leaf spring (12).
  3. 3. The kind of refrigerator center sill of claim 1, wherein the side of the cover plate (4) has a heat sink (16) fixed thereon by bolts, and the side of the heat sink (16) has a plurality of heat sink fins (17) disposed thereon at equal intervals.
  4. 4. The center sill for refrigerators according to claim 2, wherein the notches (20) are formed in the outer walls of the sides of the locking blocks (13) and the heat dissipating fins (17), the notches (20) are arc-shaped notches, the heat dissipating tubes (14) are locked in the notches (20), and the heat dissipating tubes (14) are U-shaped.
  5. 5. kind of refrigerator center sill according to claim 3, characterized in that the heat dissipating plate (16) is fitted into the groove (11), and the heat dissipating plate (16) is inserted into the groove (11).
  6. 6. The kinds of refrigerator center sills of claim 1, wherein the fixing holes (21) and the fixing pins (22) are matched, and the fixing holes (21) and the fixing pins (22) have -measured interference fit.
  7. 7. The kind of refrigerator center sills of claim 1, wherein the limiting pin (8) and the pin hole (6) are fitted, and the limiting pin (8) and the pin hole (6) have quantitative interference fit.
  8. 8, A spraying process of a refrigerator middle beam, which is characterized by comprising the following steps:
    s1, checking: the outer surface of a workpiece to be sprayed is inspected, the workpiece which is qualified in inspection enters a surface pretreatment step, the workpiece which is unqualified in inspection repairs the outer surface, and the workpiece enters the surface pretreatment step after being qualified, and is cleaned and polished to remove dirt on the outer surface of the workpiece;
    s2, spraying, namely, spraying primer on the workpiece with the pretreated surface, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness in an intermediate paint spraying mode, repairing the workpiece with unqualified paint thickness, spraying the workpiece with qualified paint thickness in the intermediate paint spraying mode, drying, detecting the paint thickness, spraying finish paint on the workpiece with qualified paint thickness, repairing the workpiece with qualified paint thickness in the finish paint spraying mode, spraying finish paint on the workpiece with qualified paint thickness, drying, detecting the paint thickness, spraying the workpiece with qualified paint thickness in the next processes, repairing the workpiece with unqualified paint thickness, and performing the next processes after the workpiece is qualified;
    s3: warehousing and packaging: polishing the workpiece with qualified paint thickness to make the surface of the workpiece smooth and bright, then packaging the polished workpiece, and after the packaging is finished, warehousing and registering the packaged workpiece.
  9. 9. The spray coating process of kinds of refrigerator center sills of claim 8, wherein the total paint thickness is 25-45 microns, the primer thickness is 8-14 microns, the intermediate paint thickness is 10-18 microns, and the finish paint thickness is 7-13 microns.
  10. 10. The spray coating process for kinds of refrigerator center sills according to claim 8, wherein the paint drying time is 40-60 minutes, and the paint thickness detection is performed after the paint is dried.
CN201910891300.6A 2019-09-20 2019-09-20 refrigerator middle beam and spraying process thereof Pending CN110736294A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910891300.6A CN110736294A (en) 2019-09-20 2019-09-20 refrigerator middle beam and spraying process thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910891300.6A CN110736294A (en) 2019-09-20 2019-09-20 refrigerator middle beam and spraying process thereof

Publications (1)

Publication Number Publication Date
CN110736294A true CN110736294A (en) 2020-01-31

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Application Number Title Priority Date Filing Date
CN201910891300.6A Pending CN110736294A (en) 2019-09-20 2019-09-20 refrigerator middle beam and spraying process thereof

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2614663A1 (en) * 1975-04-08 1976-10-14 Ppg Industries Inc DEVICE FOR TREATING A WORKPIECE WITH ULTRAVIOLET LIGHT
JPS5831878Y2 (en) * 1975-07-29 1983-07-14 新日本製鐵株式会社 Variable cooling device for coated steel pipes
CN101378638A (en) * 2007-08-31 2009-03-04 深圳富泰宏精密工业有限公司 Metal case and manufacturing method thereof
CN201944419U (en) * 2010-12-10 2011-08-24 海信（北京）电器有限公司 Center sill dew-removal tube mounting structure and refrigerator arranged with same
CN107763937A (en) * 2017-11-30 2018-03-06 合肥华凌股份有限公司 Refrigerator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2614663A1 (en) * 1975-04-08 1976-10-14 Ppg Industries Inc DEVICE FOR TREATING A WORKPIECE WITH ULTRAVIOLET LIGHT
JPS5831878Y2 (en) * 1975-07-29 1983-07-14 新日本製鐵株式会社 Variable cooling device for coated steel pipes
CN101378638A (en) * 2007-08-31 2009-03-04 深圳富泰宏精密工业有限公司 Metal case and manufacturing method thereof
CN201944419U (en) * 2010-12-10 2011-08-24 海信（北京）电器有限公司 Center sill dew-removal tube mounting structure and refrigerator arranged with same
CN107763937A (en) * 2017-11-30 2018-03-06 合肥华凌股份有限公司 Refrigerator

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