CN107803578A - A kind of positioner of electric welding machine - Google Patents
A kind of positioner of electric welding machine Download PDFInfo
- Publication number
- CN107803578A CN107803578A CN201711111576.5A CN201711111576A CN107803578A CN 107803578 A CN107803578 A CN 107803578A CN 201711111576 A CN201711111576 A CN 201711111576A CN 107803578 A CN107803578 A CN 107803578A
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- Prior art keywords
- down tube
- tube
- welding machine
- casing
- electric welding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a kind of positioner of electric welding machine, belong to field of mechanical technique.In the present invention, electric welding machine includes casing and the heat-dissipating aluminium plate being installed in the horizontal direction in casing, casing bottom surface surrounding is fixed with Universal caster, this positioner includes the top tube and down tube being vertically arranged in casing, upper tube upper end is fixedly connected with heat-dissipating aluminium plate, down tube upper end is set in upper tube lower end, top tube and down tube are connected by helicitic texture, casing is stretched out in down tube lower end, the plug for closing lower infratubal port is fixed with down tube lower end, run through in down tube bottom side of the wall and offer multiple air inlet filter openings, plug section is in inverted T-shaped, plug is made up of bar portion and rounded head, bar portion is inserted in down tube and closes lower infratubal port, head is located at outside down tube, head, which is vertically run through, offers bolt mounting holes, bolt mounting holes have multiple and uniform along the circumference on head.The present invention has the advantages of improving electric welding machine positioning convenience.
Description
Technical field
The invention belongs to field of mechanical technique, is related to a kind of electric welding machine, particularly a kind of positioner of electric welding machine.
Background technology
Electric welding machine be using positive and negative polarities high-temperature electric arc caused by instantaneous short circuit come the solder on consumable electrode and
Materials to be welded, make to be touched the purpose that thing is combined.Electric welding machine typically can be divided into two kinds by out-put supply species, and one kind is exchange
Power supply, one kind are direct currents.They utilize the principle of inductance, and inductance value can produce huge voltage when switching on and off and become
Change, using positive and negative polarities in high-voltage arc caused by instantaneous short circuit come the solder on consumable electrode, to make them reach former
The purpose that son combines.
For existing electric welding machine generally by being bolted directly on ground, this mode has two：1、
Because the installation site on electric welding machine is changeless, when running into the mounting surface of injustice, it is necessary to by other parts, lead
Cause whole installation process relatively complicated；2nd, it is more laborious during mobile electric welding machine.
The content of the invention
The purpose of the present invention is above mentioned problem be present for existing technology, it is proposed that a kind of positioner of electric welding machine,
The technical problem of solution is how to improve positioning convenience.
The purpose of the present invention can be realized by following technical proposal：A kind of positioner of electric welding machine, electric welding machine include
Casing and the heat-dissipating aluminium plate being installed in the horizontal direction in casing, the bottom surface surrounding of described casing are fixed with Universal caster,
Characterized in that, this positioner includes the top tube and down tube being vertically arranged in casing, the upper end of described upper tube is with dissipating
Hot aluminium sheet is fixedly connected with, and the upper end of described down tube is set in the lower end of upper tube, and top tube and down tube are connected by helicitic texture,
Casing is stretched out in the lower end of described down tube, is fixed with the plug of the lower port closing of the down tube on the lower end of described down tube,
Through offering multiple air inlet filter openings in the bottom side of the wall of down tube, the section of described plug be in inverted T-shaped, and plug by bar portion with
Rounded head composition, described bar portion are inserted in down tube and close the lower port of down tube, and described head is located at down tube
Outside, vertically through bolt mounting holes are offered, bolt mounting holes have multiple and uniform along the circumference on head on head.
During installation, electric welding machine is mutually fixed by the bolt through bolt mounting holes with ground, it is ensured that the work of electric welding machine is steady
It is qualitative；When mobile, bolt is pulled down, is contacted by Universal caster with ground, makes the movement of electric welding machine become more light.
The position of down tube can be adjusted by rotating down tube, the resistance being subject in moving process so can be both reduced, to carry
High electric welding machine moves easiness, the positioning of electric welding machine is applied to different positions again, so as to effectively reduce in installation process
In by miscellaneous part probability, come improve electric welding machine positioning convenience.
There is the air flue in vertical bar shape, and air flue in the positioner of above-mentioned electric welding machine, in described heat-dissipating aluminium plate
Horizontally disposed, the both ends of described air flue are respectively openend and blind end, and the inner chamber of upper tube and blind end is interior
Chamber is connected.
Using above-mentioned design, the radiating rate of heat-dissipating aluminium plate can be accelerated, to improve the job stability of electric welding machine.
In the positioner of above-mentioned electric welding machine, also with vertical bar shape and vertically in described heat-dissipating aluminium plate
The air admission hole of setting, the upper end of air admission hole connect with the inner chamber of described blind end, and the lower end of air admission hole is located at heat-dissipating aluminium plate
Bottom surface on, there is the connecting portion that annularly protrudes, connecting portion and upper tube are coaxially disposed and two on the upper surface of described upper tube
Person is integral type structure, and described connecting portion and air admission hole match, and connecting portion is inserted in air admission hole.
Using above-mentioned design, the convenience that heat-dissipating aluminium plate connects with air inlet pipe is effectively increased.
In the positioner of above-mentioned electric welding machine, spring, the both ends difference of spring are cased with outside the lower end of described down tube
Leant with the top surface on head and the bottom surface of casing.
Under the action of the spring, downward active force is both applied to plug, to improve the stability that electric welding machine is positioned, again
Partial vibration caused by extraction fan work can be absorbed by natural resiliency deformation, to improve the stationarity of cold air conveying,
Ensure that the purpose for improving radiating effect is stable to realize.
In the positioner of above-mentioned electric welding machine, described air inlet filter opening is inclined hole, and air inlet filter opening is located in down tube
The position of the one end on surface is located at the position of one end of lower tube outer surface higher than air inlet filter opening.
Using above-mentioned design, further to increase the difficulty that dust is entered by air inlet filter opening.
In the positioner of above-mentioned electric welding machine, the bottom surface on described head is provided with slip-resistant texture.
Compared with prior art, the positioner of this electric welding machine has advantages below：
1st, the position of down tube can be adjusted by rotating down tube, so can both reduces the resistance being subject in moving process, come
The easiness of electric welding machine movement is improved, the positioning of electric welding machine is applied to different positions again, was being installed so as to effectively reduce
By the probability of miscellaneous part in journey, to improve the convenience of electric welding machine positioning.
2nd, under the action of the spring, downward active force is both applied to plug, to improve the stability that electric welding machine is positioned,
Partial vibration caused by extraction fan work can be absorbed by natural resiliency deformation again, to improve the steady of cold air conveying
Property, it is ensured that improve the stable realization of purpose of radiating effect.
Brief description of the drawings
Fig. 1 is the structural representation of this electric welding machine.
Fig. 2 is the mplifying structure schematic diagram at A in Fig. 1.
Fig. 3 is the mplifying structure schematic diagram at B in Fig. 1.
Fig. 4 is the mplifying structure schematic diagram at C in Fig. 1.
Fig. 5 is the mounting structure schematic diagram of cooling fan.
Fig. 6 is the mounting structure schematic diagram of circuit board and heat-dissipating aluminium plate.
Fig. 7 is the mplifying structure schematic diagram at D in Fig. 6.
In figure, 1, casing；1a, air intake；1b, dovetail groove；1c, exhaust outlet；1d, backplate；2nd, circuit board；3rd, radiation air
Machine；3a, housing；4th, heat-dissipating aluminium plate；4a, location division；4b, air flue；5th, extraction fan；6th, air inlet pipe；6a, upper tube；6a1, connection
Portion；6b, down tube；6b1, air inlet filter opening；7th, clamping plate；8th, installing pipe；8a, installation portion；9th, dust cap；9a, exhaust capillary；10th, ten thousand
To ball；11st, screw；12nd, support tube；13rd, screw rod；14th, dovetails；15th, limited post；16th, plug；16a, bolt mounting holes；
17th, pillar；18th, 0 shape circle；19th, spring.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in figure 1, this electric welding machine is by casing 1, circuit board 2, cooling fan 3, heat-dissipating aluminium plate 4, extraction fan 5, air inlet
Pipe 6, clamping plate 7, installing pipe 8, dust cap 9 etc. form.Wherein, installing pipe 8 is made from a material that be thermally conductive, and Heat Conduction Material can be aluminium
Or brass.
Specifically, casing 1 is cavity in cuboid and its inside, and the bottom surface surrounding of casing 1 is fixed with universal rolling
Pearl 10, in order to the movement of electric welding machine.It is preferred that Universal caster 10 and casing 1 are fixedly connected with by way of welding.
Circuit board 2 is arranged horizontally in casing 1, and the top surface of circuit board 2 is integrated with electronic component, and circuit board
2 bottom surface, which reclines, heat-dissipating aluminium plate 4, to accelerate the radiating efficiency of circuit board 2.Now, heat-dissipating aluminium plate 4 is also set in the horizontal direction
Put.
Wherein, the mounting means of circuit board 2 and heat-dissipating aluminium plate 4 is as follows：
The bottom surface surrounding of heat-dissipating aluminium plate 4 is respectively provided with the location division 4a protruded in a tubular form, i.e. location division 4a has four.It is it is preferred that fixed
Position portion 4a and heat-dissipating aluminium plate 4 use the disposable machine-shaping of same material.Installing pipe 8 is vertically arranged in casing 1 and in scattered
Immediately below hot aluminium sheet 4.Installing pipe 8 has four and faced respectively with four location division 4a.Wherein, the upper end of four installing pipes 8
It is respectively sleeved at outside four location division 4a, and installing pipe 8 and location division 4a are fixedly connected with by way of tight fit；The bottom of casing 1
Through resigning hole is offered, resigning hole has four and faced respectively with four installing pipes 8 in portion.The lower end of four installing pipes 8 is equal
Through corresponding resigning hole and it extend out to outside casing 1, and preferably installing pipe 8 and casing 1 are fixedly connected with by way of tight fit.Enter
One step illustrates that the top surface of installing pipe 8 mutually reclines with the bottom surface of heat-dissipating aluminium plate 4, and the top surface of installing pipe 8 is provided with slip-resistant texture
(not shown).
The surrounding of circuit board 2 vertically through positioning hole is offered, has on the upper end outer wall of each installing pipe 8
In the installation portion 8a of bulk protrusion, and installation portion 8a and installing pipe 8 are integral type structure.Each installation portion 8a is vertically
Through offering screw hole, and four screw holes face with four positioning holes respectively.Screw is equipped with each positioning hole
11, the head of screw 11 and the top surface of circuit board 2 are offseted, and the bar portion of screw 11 is screwed into corresponding screw hole, by electricity
The stable position of road plate 2.Further illustrate, support tube 12, support tube 12 and corresponding peace are cased with outside the bar portion of every screw 11
Dress portion 8a is fixedly connected with, and the both ends of the surface of support tube 12 lean with the bottom surface of circuit board 2 and installation portion 8a top surface respectively, to electricity
Road plate 2 plays preferable supporting role, so as to improve its life-span and job stability.
As shown in figure 1, dust cap 9 is cased with outside the lower end of every installing pipe 8, and dust cap 9 passes through helicitic texture and peace
Tubulature 8 is fixedly connected with.Dust cap 9, which is provided with, makes the exhaust capillary 9a that the inner chamber of installing pipe 8 is in communication with the outside, on each dust cap 9
Provided with multiple exhaust capillary 9a, each exhaust capillary 9a is set in straight hole shape and vertically.In the present embodiment, it is vented
Micropore 9a aperture is 0.3mm~1mm, and preferably this aperture is 0.5mm.
The side of circuit board 2 is provided with the cooling fan 3 with the face of circuit board 2, and preferably cooling fan 3 has two and is in
In casing 1.Now, width distribution of two cooling fans 3 along casing 1.The mounting means of two cooling fans 3 is as follows：
Each cooling fan 3 includes tubular housing 3a, and the length of housing 3a axis bearing of trend and casing 1
Bearing of trend is consistent.Housing 3a two-port is respectively air inlet and gas outlet, and two gas outlets with the phase of circuit board 2 just
It is right.Madial wall of the two housings 3a one of end face with casing 1 leans, and enters in the side wall of casing 1 through offering two
Gas port 1a, and two air intake 1a respectively with two air inlet faces.Housing 3a the upper side and lower side is horizontal to be provided with clamping plate 7, clamping plate 7
Set in long plate shape and along the width of casing 1.Clamping plate 7 positioned at the upside of cooling fan 3 is slidably connected with casing 1 and makes the folder
Plate 7 can be slided vertically, and the clamping plate 7 positioned at the downside of cooling fan 3 is fixedly connected with casing 1, two housings 3a top surface and bottom
Face is respectively with the tight abutment of two clamping plate 7, and for two clamping plates 7 vertically through screwed hole is offered, two screwed holes are located at two
Between housing 3a, and same root screw rod 13 is bolted with two screwed holes, so as to position two cooling fans 3 simultaneously.
Wherein, the mode that clamping plate 7 and casing 1 are slidably connected is as follows：The dovetail in strip is offered on the madial wall of casing 1
Groove 1b, dovetail groove 1b vertically set and between two housings 3a.Be provided with dovetail groove 1b with dovetail groove 1b
The dovetails 14 matched somebody with somebody, and dovetails 14 are fixedly connected with the clamping plate 7 positioned at the upside of cooling fan 3.It is preferred that dovetails 14 and clamping plate 7 are logical
The mode for crossing welding is fixedly connected with.Further illustrate, jack is equipped with housing 3a top surface and bottom surface, is fixed on two clamping plates 7
There are two limited posts 15 to match with jack, four limited posts 15 are inserted in four jacks, strengthen determining cooling fan 3 respectively
The stability of position.
As shown in figure 1, there is the air flue 4b in vertical bar shape in heat-dissipating aluminium plate 4, and the length of both air flue 4b and casing 1 is prolonged
It is consistent to stretch direction.Air flue 4b both ends are respectively openend and blind end, and blind end be located at cooling fan 3 and openend it
Between, entered with the wind for preventing cooling fan 3 from discharging in air flue 4b.Air inlet pipe 6 is installed with casing 1 vertically, air inlet pipe 6 is located at
Immediately below heat-dissipating aluminium plate 4, the upper end of air inlet pipe 6 is connected with air flue 4b, and casing 1, and air inlet pipe 6 are stretched out in the lower end of air inlet pipe 6
Lower end in be fixed with extraction fan 5.
Wherein, air inlet pipe 6 and air flue 4b mode of communicating are as follows：Also have in vertical bar shape and along vertical in heat-dissipating aluminium plate 4
The air admission hole that direction is set, the upper end of air admission hole connects with the inner chamber of blind end, and the lower end of air admission hole is located at heat-dissipating aluminium plate 4
On bottom surface.There is the connecting portion 6a1 annularly protruded, connecting portion 6a1 and air inlet pipe 6 are coaxially disposed on the upper surface of air inlet pipe 6
And both be integral type structure, connecting portion 6a1 shape and size match with air admission hole, and connecting portion 6a1 it is slotting be embedded in into
In stomata.
The mounting means of extraction fan 5 is as follows：The lower end of air inlet pipe 6 is ring-shaped step, ring-shaped step by annular sidewall and
Annular step surface forms, and extraction fan 5 is located in ring-shaped step, and extraction fan 5 is fixedly connected with by screw and annular step surface.
As shown in figure 1, the plug 16 for closing the lower port of the air inlet pipe 6 is fixed with air inlet pipe 6, under air inlet pipe 6
Run through on the wall of side and offer multiple air inlet filter opening 6b1, and all air inlet filter opening 6b1 are respectively positioned on the lower section of extraction fan 5.Now,
Outside cold air is entered inside air inlet pipe 6 by air inlet filter opening 6b1.Further illustrate, pillar is cased with outside the lower end of air inlet pipe 6
17, and the upper end of pillar 17 is fixedly connected with casing 1, the internal diameter of pillar 17 is more than the external diameter of air inlet pipe 6, and all air inlet filter openings
6b1 is respectively positioned in pillar 17.
Further, the section of plug 16 is in inverted T-shaped, and plug 16 is made up of bar portion and rounded head.Bar portion
It is inserted in air inlet pipe 6 and closes the lower port of air inlet pipe 6, head is located at outside air inlet pipe 6, and head, which is vertically run through, to be opened up
There are bolt mounting holes 16a, bolt mounting holes 16a to have multiple and uniform along the circumference on head.The bottom surface on head is provided with anti-slip veins
Reason.
As shown in figure 1, air inlet pipe 6 includes upper tube 6a and down tube 6b, upper tube 6a and down tube 6b in straight tube-like and along perpendicular
Nogata is to setting.Above-mentioned connecting portion 6a1 and ring-shaped step are located on upper tube 6a and down tube 6b respectively, and down tube 6b upper end is enclosed on
On upper tube 6a lower end, and down tube 6b and upper tube 6a are fixedly connected with by helicitic texture.Further illustrate, on upper tube 6a lateral wall
The annular groove coaxial with upper tube 6a is offered, 0 shape circle 18, and the outer peripheral face and down tube of 0 shape circle 18 are provided with annular groove
6b madial wall leans, to strengthen the sealing that upper tube 6a connects with down tube 6b.Spring 19, bullet are cased with outside down tube 6b lower end
The both ends of spring 19 lean with the top surface on head and the bottom surface of casing 1 respectively, and the upper end of spring 19 is located in pillar 17.At this
In embodiment, air inlet filter opening 6b1 is located on down tube 6b, and air inlet filter opening 6b1 is inclined hole, and air inlet filter opening 6b1 is located in down tube 6b
The position of the one end on surface is located at the position of one end of down tube 6b outer surfaces higher than air inlet filter opening 6b1.
As shown in figure 1, through the exhaust outlet 1c offered with openend face in the side wall of casing 1；The lateral wall of casing 1
It is upper that there is backplate 1d, and backplate 1d and casing 1 are integral type structure.Backplate 1d is in long plate shape and backplate 1d length along casing 1
Width extension, backplate 1d tilts down setting, and exhaust outlet 1c and backplate 1d is faced, and is led to increasing the impurity such as dust
Cross the difficulty that exhaust outlet 1c is entered in casing 1.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (6)
1. a kind of positioner of electric welding machine, electric welding machine includes casing and the heat-dissipating aluminium plate being installed in the horizontal direction in casing,
The bottom surface surrounding of described casing is fixed with Universal caster, it is characterised in that this positioner includes being vertically arranged in machine
Top tube and down tube in shell, upper end and the heat-dissipating aluminium plate of described upper tube are fixedly connected with, and the upper end of described down tube is set in upper tube
Lower end in, and top tube and down tube are connected by helicitic texture, and casing is stretched out in the lower end of described down tube, under described down tube
The plug for closing the lower port of the down tube is fixed with end, runs through in the bottom side of the wall of down tube and offers multiple air inlet filter openings,
The section of described plug is in inverted T-shaped, and plug is made up of bar portion and rounded head, and described bar portion is inserted in down tube simultaneously
The lower port of down tube is closed, described head is located at outside down tube, and head, which is vertically run through, offers bolt mounting holes, spiral shell
Bolt mounting hole has multiple and uniform along the circumference on head.
2. the positioner of electric welding machine according to claim 1, it is characterised in that have in described heat-dissipating aluminium plate in straight
The air flue of strip, and air flue is horizontally disposed, the both ends of described air flue are respectively openend and blind end, and upper tube
Inner chamber and the intracavity inter-connection of blind end.
3. the positioner of electric welding machine according to claim 2, it is characterised in that in described heat-dissipating aluminium plate also have be in
Vertical bar shape and the air admission hole vertically set, the upper end of air admission hole connects with the inner chamber of described blind end, and air admission hole
Lower end be located on the bottom surface of heat-dissipating aluminium plate, there is the connecting portion that annularly protrudes, connecting portion on the upper surface of described upper tube
Be coaxially disposed with upper tube and both be integral type structure, described connecting portion and air admission hole match, and connecting portion it is slotting be embedded in into
In stomata.
4. the positioner of electric welding machine according to claim 1, it is characterised in that be cased with bullet outside the lower end of described down tube
Spring, the both ends of spring lean with the top surface on head and the bottom surface of casing respectively.
5. the positioner of electric welding machine according to claim 1, it is characterised in that described air inlet filter opening is inclined hole, and
The position that air inlet filter opening is located at one end of lower pipe internal surface is higher than the position that air inlet filter opening is located at one end of lower tube outer surface.
6. the positioner of electric welding machine according to claim 1, it is characterised in that the bottom surface on described head is provided with anti-
Sliding texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711111576.5A CN107803578B (en) | 2017-11-10 | 2017-11-10 | Positioning device of electric welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711111576.5A CN107803578B (en) | 2017-11-10 | 2017-11-10 | Positioning device of electric welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107803578A true CN107803578A (en) | 2018-03-16 |
| CN107803578B CN107803578B (en) | 2023-06-23 |
Family
ID=61583770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711111576.5A Active CN107803578B (en) | 2017-11-10 | 2017-11-10 | Positioning device of electric welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107803578B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228374A (en) * | 2018-09-07 | 2019-01-18 | 王灏 | A kind of auxiliary the service of connection devices of PPR pipe pvc pipe for building |
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| US20100073873A1 (en) * | 2008-09-23 | 2010-03-25 | Alex Horng | Inner-Rotor-Type Heat Dissipating Fan |
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| CN208450808U (en) * | 2017-11-10 | 2019-02-01 | 嘉兴职业技术学院 | A kind of positioning device of large size electric welding machine |
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2017
- 2017-11-10 CN CN201711111576.5A patent/CN107803578B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100073873A1 (en) * | 2008-09-23 | 2010-03-25 | Alex Horng | Inner-Rotor-Type Heat Dissipating Fan |
| CN203695231U (en) * | 2014-02-28 | 2014-07-09 | 嘉兴职业技术学院 | High-speed centrifugal machine |
| CN205721614U (en) * | 2016-06-03 | 2016-11-23 | 嘉兴职业技术学院 | Computer cabinet |
| CN206039415U (en) * | 2016-07-22 | 2017-03-22 | 济宁市金蓝领教育咨询有限公司 | Heat radiation structure of computer main part |
| CN206441102U (en) * | 2017-01-12 | 2017-08-25 | 国网福建省电力有限公司福州供电公司 | Server central processing unit radiator |
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| CN208450808U (en) * | 2017-11-10 | 2019-02-01 | 嘉兴职业技术学院 | A kind of positioning device of large size electric welding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109228374A (en) * | 2018-09-07 | 2019-01-18 | 王灏 | A kind of auxiliary the service of connection devices of PPR pipe pvc pipe for building |
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| Publication number | Publication date |
|---|---|
| CN107803578B (en) | 2023-06-23 |
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