CN109591437A - A kind of printing machinery print roller cooling device - Google Patents
A kind of printing machinery print roller cooling device Download PDFInfo
- Publication number
- CN109591437A CN109591437A CN201811497812.6A CN201811497812A CN109591437A CN 109591437 A CN109591437 A CN 109591437A CN 201811497812 A CN201811497812 A CN 201811497812A CN 109591437 A CN109591437 A CN 109591437A
- Authority
- CN
- China
- Prior art keywords
- printing
- conductive bar
- bar
- roller body
- positive
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/22—Means for cooling or heating forme or impression cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F22/00—Means preventing smudging of machine parts or printed articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a kind of printing machinery print roller cooling devices, including printing machine main body, printing roller body is rotatably equipped in the printing machine main body, the compressed spring pivot bush unit is in the outside of positive conductive bar and negative conductive bar, one end of the positive conductive bar and negative conductive bar is mounted on conductive sheet, conductive sheet described in two groups is in contact with positive conductive ring and negative conductive ring respectively, the positive conductive ring and negative conductive ring are installed in printing machine main body by insulation fixing plate, the second pipe being connected with cavity is installed at the other end center of the printing roller body, the inside of the second pipe is separately installed with fan and Air Filter.The present invention installs semiconductor chilling plate, semiconductor chilling plate is tightly attached to the inside of printing roller body, cools down for printing roller body, improves the cooling efficiency of printing roller body, improve printing quality by opening up cavity in the inside of printing roller body in the cavities.
Description
Technical field
The present invention relates to printing machinery technical field, specially a kind of printing machinery print roller cooling device.
Background technique
The machine of printing word and image.Modern printing machine is generally by loading, inking, coining, paper feeding (including folding) etc.
Mechanism composition.Its working principle is: printing plate is made in the writings and image that will first print, and fills on the printer, then by people
Work or printing machine, which are coated on ink on printing plate, the place of writings and image, then is directly or indirectly transferred to paper or other printings
On object (such as textile, metal plate, plastic cement, leather, plank, glass and ceramics), to copy printed matter identical with printing plate.
The invention and development of printing machine play a significant role the propagation of human civilization and culture.
The printing rubber roll surface area losses of print roller knot glaze, while the hardness of rubber roller becomes larger, elasticity reduces, though this phenomenon
It is so inevitable, the print roller of printing equipment temperature in printing is easy to increase, and is cooled down, currently, to printing
The cooling of roller mostly uses cooling blower to be cooled down, and is not suitable for water cooling, but existing cooling blower cooling efficiency is lower.For this purpose, I
Propose a kind of printing machinery print roller cooling device.
Summary of the invention
The purpose of the present invention is to provide a kind of printing machinery print roller cooling devices, by printing roller body
Portion opens up cavity, installs semiconductor chilling plate in the cavities, and semiconductor chilling plate is tightly attached to the inside of printing roller body, for printing
Roller body cools down, and improves the cooling efficiency of printing roller body, to solve to propose that cooling blower is cold in above-mentioned background technique
But the lower problem of efficiency.
To achieve the above object, the invention provides the following technical scheme: a kind of printing machinery print roller cooling device, packet
Printing machine main body is included, printing roller body is rotatably equipped in the printing machine main body, the inside of the printing roller body offers
Cavity, the internal arrangement of the cavity are equipped with semiconductor chilling plate, be equipped at one end center of the printing roller body with
The first pipe that cavity is connected, the inside of the first pipe are fixedly connected with insulation board, and the inside of the insulation board opens up
Have mesoporous sleeve, activity is plugged with positive conductive bar and negative conductive bar respectively for the inside of mesoporous sleeve described in two groups, it is described just
Collets are fixedly connected on pole conducting rod and negative conductive bar, the side of the collets is equipped with compressed spring, described
Compressed spring pivot bush unit is in the outside of positive conductive bar and negative conductive bar, and the one of the positive conductive bar and negative conductive bar
End is mounted on conductive sheet, and conductive sheet described in two groups is in contact with positive conductive ring and negative conductive ring respectively, and the anode is led
Electric ring and negative conductive ring are installed in printing machine main body by insulation fixing plate, at the other end center of the printing roller body
The second pipe being connected with cavity is installed, the inside of the second pipe is separately installed with fan and Air Filter.
Preferably, the Air Filter is provided with two groups, and round brush, the round brush are connected between Air Filter described in two groups
Upper end interlocking bar is installed, the end of the interlocking bar is fixedly connected with protruding block.
Preferably, the positive conductive bar and negative conductive bar are electrical with the positive and negative anodes of semiconductor chilling plate and fan respectively
Connection.
Preferably, the inside of the second pipe is equipped with limited block.
Preferably, the inside of the second pipe is fixedly connected with U-shaped elastic slice.
Preferably, the side of the Air Filter is equipped with handle.
Compared with prior art, the beneficial effects of the present invention are:
The present invention installs semiconductor chilling plate, semiconductor by opening up cavity in the inside of printing roller body in the cavities
Cooling piece is tightly attached to the inside of printing roller body, cools down for printing roller body, improves the cooling efficiency of printing roller body,
Improve printing quality；The positive and negative anodes connecting line of semiconductor chilling plate passes through positive conductive bar and negative conductive bar and positive conductive
Ring is connected with negative conductive ring, provides electric power for semiconductor chilling plate, so that when printing roller body rotation, Bu Huifa
The case where raw coiling；The extruding of positive conductive bar and negative conductive bar by compressed spring in mesoporous sleeve, is tightly attached to anode and leads
On electric ring and negative conductive ring, the stability of connection is advantageously ensured that；Fan is installed in second pipe, being conducive to will be in cavity
Heat discharge, Air Filter can prevent dust from entering the inside of cavity, cause the damage of semiconductor chilling plate.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the area Tu1Zhong A enlarged structure schematic diagram；
Fig. 3 is the area Tu1Zhong B enlarged structure schematic diagram；
Fig. 4 is C-C the schematic diagram of the section structure in Fig. 1.
In figure: 1 printing machine main body, 2 printing roller bodies, 3 cavitys, 4 semiconductor chilling plates, 5 first pipes, 6 mesoporous sleeves,
7 positive conductive bars, 8 collets, 9 compressed springs, 10 insulation boards, 11 conductive sheets, 12 positive conductive rings, 13 negative conductive rings, 14
Negative conductive bar, 15 insulation fixing plates, 16 second pipes, 17 fans, 18 Air Filters, 19 interlocking bar, 20 round brush, 21 protruding blocks,
22U type elastic slice, 23 handles, 24 limited blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1~4 are please referred to, the present invention provides a kind of technical solution: a kind of printing machinery print roller cooling device, including
Printing machine main body 1, printing roller body 2 is rotatably equipped in the printing machine main body 1, and the inside of the printing roller body 2 opens up
There is cavity 3, the internal arrangement of the cavity 3 is equipped with semiconductor chilling plate 4, using the Peltier effect of semiconductor material, when
When the galvanic couple that direct current is connected by two kinds of different semiconductor materials, heat and releasing can be absorbed respectively at the both ends of galvanic couple
The purpose of refrigeration may be implemented in heat, by adjusting the size of operating current, conveniently adjusted cooling rate；Pass through switching electricity
Direction is flowed, refrigerator can be made to be changed into heating working condition from refrigerating state；Work fast, long service life, and be easy to control
It makes, the first pipe 5 being connected with cavity 3 is installed at one end center of the printing roller body 2, the first pipe 5
Inside is fixedly connected with insulation board 10, and the insulation board 10, insulation fixing plate 15 and collets 8 are all made of glue class insulating materials system
Make, there is good insulation effect, the inside of the insulation board 10 offers mesoporous sleeve 6, and mesoporous sleeve 6 is interior described in two groups
Activity is plugged with positive conductive bar 7 and negative conductive bar 14 respectively in portion, on the positive conductive bar 7 and negative conductive bar 14
Collets 8 are fixedly connected with, the side of the collets 8 is equipped with compressed spring 9, and 9 pivot bush unit of compressed spring is in just
One end of the outside of pole conducting rod 7 and negative conductive bar 14, the positive conductive bar 7 and negative conductive bar 14, which is mounted on, leads
Electric piece 11, conductive sheet 11 described in two groups are in contact with positive conductive ring 12 and negative conductive ring 13 respectively, the positive conductive ring 12
With the positive and negative anodes of voltage are electrically connected on negative conductive ring 13, and control switch is installed, the positive conductive ring 12 and negative
Pole conducting ring 13 is installed in printing machine main body 1 by insulation fixing plate 15, is pacified at the other end center of the printing roller body 2
Equipped with the second pipe 16 being connected with cavity 3, the inside of the second pipe 16 is separately installed with fan 17 and Air Filter 18,
The fan 17 is mounted on the left side of Air Filter 18, which can prevent dust from entering in cavity 3, the Air Filter
18 are provided with two groups, and round brush 20 is connected between Air Filter 18 described in two groups, and the upper end of the round brush 20 is equipped with linkage
The end of bar 19, the interlocking bar 19 is fixedly connected with protruding block 21, when dust is excessive on Air Filter 18, pulls interlocking bar 19
Drive round brush 20 mobile, the dust being convenient to clean on Air Filter 18, the positive conductive bar 7 and negative conductive bar 14 are respectively and half
The positive and negative anodes of conductor cooling piece 4 and fan 17 are electrically connected, and give semiconductor refrigerating convenient for positive conductive bar 7 and negative conductive bar 14
Piece 4 and fan 17 provide electric power, and the inside of the second pipe 16 is equipped with limited block 24, which is conducive to limit
Position of the Air Filter 18 in second pipe 16, the inside of the second pipe 16 are fixedly connected with U-shaped elastic slice 22, the U type bullet
Piece 22 has elasticity, is conducive to for Air Filter 18 being fixed in second pipe 16, improves the stability of Air Filter 18, described anti-
The side of dirt net 18 is equipped with handle 23, which is convenient for that Air Filter 18 is taken out and is placed in second pipe 16,
Working principle: the switch of positive conductive ring 12 and negative conductive ring 13 is opened, is led by positive conductive bar 7 and cathode
Electric pole 14 is powered to the semiconductor chilling plate 4 inside printing roller body 2, and semiconductor chilling plate 4 is tightly attached to the interior of printing roller body 1
Portion cools down for printing roller body 1, improves the cooling efficiency of printing roller body 1, improve printing quality；Semiconductor system
Cold 4 positive and negative anodes connecting line passes through positive conductive bar 7 and negative conductive bar 14 and positive conductive ring 12 and negative conductive ring 13
It is connected, it, will not there is a situation where coilings while providing electric power for semiconductor chilling plate 4；Positive conductive bar 7 and negative conductive
Extruding of the bar 14 by compressed spring 9 in mesoporous sleeve 6, is tightly attached on positive conductive ring 12 and negative conductive ring 13, guarantees to connect
The stability connect；Fan rotation in second pipe simultaneously is conducive to the heat discharge in cavity 3, and Air Filter 18 can be to prevent
Only dust enters the inside of cavity 3, causes the damage of semiconductor chilling plate 4.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of printing machinery print roller cooling device, including printing machine main body, it is characterised in that: in the printing machine main body
It is rotatably equipped with printing roller body, the inside of the printing roller body offers cavity, and the internal arrangement of the cavity is equipped with
Semiconductor chilling plate is equipped with the first pipe being connected with cavity at one end center of the printing roller body, and described first
The inside of pipeline is fixedly connected with insulation board, and the inside of the insulation board offers mesoporous sleeve, mesoporous sleeve described in two groups
Internal activity respectively is plugged with positive conductive bar and negative conductive bar, fixed company on the positive conductive bar and negative conductive bar
Be connected to collets, the side of the collets is equipped with compressed spring, the compressed spring pivot bush unit in positive conductive bar and
One end of the outside of negative conductive bar, the positive conductive bar and negative conductive bar is mounted on conductive sheet, conduction described in two groups
Piece is in contact with positive conductive ring and negative conductive ring respectively, and the positive conductive ring and negative conductive ring pass through insulation fixing plate
It is installed in printing machine main body, the second pipe being connected with cavity is installed at the other end center of the printing roller body,
The inside of the second pipe is separately installed with fan and Air Filter.
2. a kind of printing machinery print roller cooling device according to claim 1, it is characterised in that: the Air Filter is set
Two groups are equipped with, round brush is connected between Air Filter described in two groups, the upper end of the round brush is equipped with interlocking bar, the linkage
The end of bar is fixedly connected with protruding block.
3. a kind of printing machinery print roller cooling device according to claim 1, it is characterised in that: the positive conductive
Bar and negative conductive bar are electrically connected with the positive and negative anodes of semiconductor chilling plate and fan respectively.
4. a kind of printing machinery print roller cooling device according to claim 1, it is characterised in that: the second pipe
Inside limited block is installed.
5. a kind of printing machinery print roller cooling device according to claim 1, it is characterised in that: the second pipe
Inside be fixedly connected with U-shaped elastic slice.
6. a kind of printing machinery print roller cooling device according to claim 1, it is characterised in that: the Air Filter
Side is equipped with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811497812.6A CN109591437A (en) | 2018-12-07 | 2018-12-07 | A kind of printing machinery print roller cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811497812.6A CN109591437A (en) | 2018-12-07 | 2018-12-07 | A kind of printing machinery print roller cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109591437A true CN109591437A (en) | 2019-04-09 |
Family
ID=65961617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811497812.6A Pending CN109591437A (en) | 2018-12-07 | 2018-12-07 | A kind of printing machinery print roller cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109591437A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539548A (en) * | 2019-09-01 | 2019-12-06 | 北京点域科技有限公司 | Printing roller cooling device for printing machinery |
| CN111016410A (en) * | 2019-12-16 | 2020-04-17 | 东莞市瑞冠彩印包装有限公司 | Printing roller cooling device for printing equipment |
Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347879A (en) * | 2007-07-16 | 2009-01-21 | 昆山华恒工程技术中心有限公司 | Non-winding converting device |
| CN201247832Y (en) * | 2008-07-09 | 2009-05-27 | 罗喜沃 | Movable contact conductive apparatus |
| CN201287800Y (en) * | 2008-10-30 | 2009-08-12 | 周建华 | Conductive mechanism of light-emitting wheel |
| CN101742863A (en) * | 2008-11-21 | 2010-06-16 | 华为技术有限公司 | Single plate handle bar and communication device using same |
| CN201672486U (en) * | 2010-05-21 | 2010-12-15 | 江苏海明医疗器械有限公司 | Rotary contact field lamp power supply device |
| CN202044866U (en) * | 2011-04-25 | 2011-11-23 | 格力电器（合肥）有限公司 | Filter screen fixing device |
| CN104191901A (en) * | 2014-07-29 | 2014-12-10 | 平湖市双喜童车制造有限公司 | Conductive mechanism for wheel of car for toy car |
| CN105034685A (en) * | 2015-07-29 | 2015-11-11 | 平湖市双喜童车制造有限公司 | Luminous wheel for children bicycle |
| CN106424615A (en) * | 2016-07-13 | 2017-02-22 | 江苏东顺新能源科技有限公司 | Cooling device of lead plate roller |
| CN106600476A (en) * | 2016-12-20 | 2017-04-26 | 厉葭宁 | Full-automatic card swiping and food passing machine for restaurants |
| CN106823647A (en) * | 2017-01-17 | 2017-06-13 | 成都聚智工业设计有限公司 | Novel electromechanical dust arrester |
| CN206247936U (en) * | 2016-11-30 | 2017-06-13 | 国机重工集团常林有限公司 | It is a kind of from dedusting heat-exchange device |
| CN206536997U (en) * | 2017-01-16 | 2017-10-03 | 天津贵圣源科技有限公司 | Printer with dust reduction capability |
| CN107281845A (en) * | 2017-08-15 | 2017-10-24 | 合肥明英富海生物科技有限公司 | A kind of dust cleaner of dust removal machine |
| CN206623508U (en) * | 2017-03-17 | 2017-11-10 | 繁昌县恒丰彩印包装有限公司 | A kind of printing machine Special water cooling radiating print roller |
| CN107387444A (en) * | 2017-08-31 | 2017-11-24 | 广西驰胜农业科技有限公司 | A kind of all-position fan |
| CN207009926U (en) * | 2017-08-07 | 2018-02-13 | 孙巧丽 | A kind of efficient dustproof equipment of power distribution cabinet |
| CN107823971A (en) * | 2017-10-27 | 2018-03-23 | 中车南京浦镇车辆有限公司 | A kind of rail vehicle return air filter screen structure |
| CN207250953U (en) * | 2017-09-27 | 2018-04-17 | 上海科众恒盛云计算科技有限公司 | A kind of power distribution cabinet |
| CN108174578A (en) * | 2017-12-26 | 2018-06-15 | 瑞鸿电控设备（武汉）有限公司 | A kind of novel PLC control cabinet |
| CN207924072U (en) * | 2018-01-23 | 2018-09-28 | 保定谢上线路器材有限公司 | A kind of industrial frequency withstand voltage testing equipment |
| CN108613665A (en) * | 2018-05-03 | 2018-10-02 | 武汉朗视软件有限公司 | A kind of photographic measuring apparatus |
| CN208059158U (en) * | 2018-04-09 | 2018-11-06 | 滁州扬子高科电器有限公司 | A kind of air purifier of easy cleaning |
| CN108773154A (en) * | 2018-06-25 | 2018-11-09 | 苏州安特实业有限公司 | A kind of printing machine Special water cooling heat dissipation print roller |
| CN208108229U (en) * | 2018-04-17 | 2018-11-16 | 中山高威厨房设备制造有限公司 | A kind of exhausting ducting system of smoke exhaust ventilator |
| CN208134016U (en) * | 2018-05-09 | 2018-11-23 | 三致锐新（杭州）科技有限公司 | A kind of air conditioning for automobiles converter dust guard |
-
2018
- 2018-12-07 CN CN201811497812.6A patent/CN109591437A/en active Pending
Patent Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347879A (en) * | 2007-07-16 | 2009-01-21 | 昆山华恒工程技术中心有限公司 | Non-winding converting device |
| CN201247832Y (en) * | 2008-07-09 | 2009-05-27 | 罗喜沃 | Movable contact conductive apparatus |
| CN201287800Y (en) * | 2008-10-30 | 2009-08-12 | 周建华 | Conductive mechanism of light-emitting wheel |
| CN101742863A (en) * | 2008-11-21 | 2010-06-16 | 华为技术有限公司 | Single plate handle bar and communication device using same |
| CN201672486U (en) * | 2010-05-21 | 2010-12-15 | 江苏海明医疗器械有限公司 | Rotary contact field lamp power supply device |
| CN202044866U (en) * | 2011-04-25 | 2011-11-23 | 格力电器（合肥）有限公司 | Filter screen fixing device |
| CN104191901A (en) * | 2014-07-29 | 2014-12-10 | 平湖市双喜童车制造有限公司 | Conductive mechanism for wheel of car for toy car |
| CN105034685A (en) * | 2015-07-29 | 2015-11-11 | 平湖市双喜童车制造有限公司 | Luminous wheel for children bicycle |
| CN106424615A (en) * | 2016-07-13 | 2017-02-22 | 江苏东顺新能源科技有限公司 | Cooling device of lead plate roller |
| CN206247936U (en) * | 2016-11-30 | 2017-06-13 | 国机重工集团常林有限公司 | It is a kind of from dedusting heat-exchange device |
| CN106600476A (en) * | 2016-12-20 | 2017-04-26 | 厉葭宁 | Full-automatic card swiping and food passing machine for restaurants |
| CN206536997U (en) * | 2017-01-16 | 2017-10-03 | 天津贵圣源科技有限公司 | Printer with dust reduction capability |
| CN106823647A (en) * | 2017-01-17 | 2017-06-13 | 成都聚智工业设计有限公司 | Novel electromechanical dust arrester |
| CN206623508U (en) * | 2017-03-17 | 2017-11-10 | 繁昌县恒丰彩印包装有限公司 | A kind of printing machine Special water cooling radiating print roller |
| CN207009926U (en) * | 2017-08-07 | 2018-02-13 | 孙巧丽 | A kind of efficient dustproof equipment of power distribution cabinet |
| CN107281845A (en) * | 2017-08-15 | 2017-10-24 | 合肥明英富海生物科技有限公司 | A kind of dust cleaner of dust removal machine |
| CN107387444A (en) * | 2017-08-31 | 2017-11-24 | 广西驰胜农业科技有限公司 | A kind of all-position fan |
| CN207250953U (en) * | 2017-09-27 | 2018-04-17 | 上海科众恒盛云计算科技有限公司 | A kind of power distribution cabinet |
| CN107823971A (en) * | 2017-10-27 | 2018-03-23 | 中车南京浦镇车辆有限公司 | A kind of rail vehicle return air filter screen structure |
| CN108174578A (en) * | 2017-12-26 | 2018-06-15 | 瑞鸿电控设备（武汉）有限公司 | A kind of novel PLC control cabinet |
| CN207924072U (en) * | 2018-01-23 | 2018-09-28 | 保定谢上线路器材有限公司 | A kind of industrial frequency withstand voltage testing equipment |
| CN208059158U (en) * | 2018-04-09 | 2018-11-06 | 滁州扬子高科电器有限公司 | A kind of air purifier of easy cleaning |
| CN208108229U (en) * | 2018-04-17 | 2018-11-16 | 中山高威厨房设备制造有限公司 | A kind of exhausting ducting system of smoke exhaust ventilator |
| CN108613665A (en) * | 2018-05-03 | 2018-10-02 | 武汉朗视软件有限公司 | A kind of photographic measuring apparatus |
| CN208134016U (en) * | 2018-05-09 | 2018-11-23 | 三致锐新（杭州）科技有限公司 | A kind of air conditioning for automobiles converter dust guard |
| CN108773154A (en) * | 2018-06-25 | 2018-11-09 | 苏州安特实业有限公司 | A kind of printing machine Special water cooling heat dissipation print roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539548A (en) * | 2019-09-01 | 2019-12-06 | 北京点域科技有限公司 | Printing roller cooling device for printing machinery |
| CN111016410A (en) * | 2019-12-16 | 2020-04-17 | 东莞市瑞冠彩印包装有限公司 | Printing roller cooling device for printing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109591437A (en) | A kind of printing machinery print roller cooling device | |
| CN117175499B (en) | Comprehensive protector for high-power on-load voltage-regulating transformer | |
| CN211075090U (en) | Printing machine with drying mechanism | |
| CN110803487B (en) | Self-cleaning device of roller-hearth heat treatment furnace for bearing treatment | |
| CN101899801A (en) | Apparatus for recycling paper by directly deinking | |
| CN207339007U (en) | A kind of new GGD AC low voltage power switch box | |
| CN108481901A (en) | One kind is for printing machine temperature-adjusting device | |
| CN217797779U (en) | Dust removing equipment | |
| CN203536274U (en) | Heavy-current change-over switch for hard chromium electroplated power supply | |
| CN208723752U (en) | A kind of structure that carbon brush for electric machine is replaced automatically | |
| CN208204926U (en) | A kind of high efficiency low-temperature-rise LED drive power component | |
| CN207942814U (en) | A kind of adjustable UV drying units of central cylinder type press irradiating width | |
| CN208521991U (en) | A kind of lithium battery that heat dissipation effect is strong | |
| CN210015798U (en) | Bridge type moving contact dual-power automatic transfer switch | |
| CN208608145U (en) | A kind of durable heat radiation circuit breaker | |
| CN213652667U (en) | Safer pure water hydrogen generator | |
| CN211843589U (en) | Printing roller cooling device for printing machine | |
| CN214111896U (en) | Aluminium alloy ceramic spraying transfer roller | |
| CN213383512U (en) | Drying device of ink printing machine for carton processing | |
| CN219658557U (en) | Super capacitor energy storage module | |
| CN215605442U (en) | Floor cleaning machine base | |
| CN218102267U (en) | Ventilation mechanism of electrical power distribution cabinet | |
| CN219716681U (en) | Energy-saving water pump control box with double cold sources | |
| CN204937984U (en) | A kind of aggregate bin air cooling equipment | |
| CN219124656U (en) | Electronic communication equipment based on internet of things |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190409 |
|
| RJ01 | Rejection of invention patent application after publication |