CN109215894A - A kind of stranding machine with heating device - Google Patents

A kind of stranding machine with heating device Download PDF

Info

Publication number
CN109215894A
CN109215894A CN201811009586.2A CN201811009586A CN109215894A CN 109215894 A CN109215894 A CN 109215894A CN 201811009586 A CN201811009586 A CN 201811009586A CN 109215894 A CN109215894 A CN 109215894A
Authority
CN
China
Prior art keywords
heating
pipe
preheating
return air
air duct
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.)
Granted
Application number
CN201811009586.2A
Other languages
Chinese (zh)
Other versions
CN109215894B (en
Inventor
李东兴
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.)
Dongguan Chaolong Machinery Co Ltd
Original Assignee
Dongguan Chaolong Machinery 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 Dongguan Chaolong Machinery Co Ltd filed Critical Dongguan Chaolong Machinery Co Ltd
Priority to CN201811009586.2A priority Critical patent/CN109215894B/en
Publication of CN109215894A publication Critical patent/CN109215894A/en
Application granted granted Critical
Publication of CN109215894B publication Critical patent/CN109215894B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/02Stranding-up
    • H01B13/0285Pretreatment
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0016Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0016Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
    • H01B13/002Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment for heat extraction
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/02Stranding-up
    • H01B13/0207Details; Auxiliary devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/02Stranding-up
    • H01B13/0292After-treatment
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Abstract

The present invention relates to stranding machine technical fields, refer in particular to a kind of stranding machine with heating device, compared with traditional stranding machine, the present invention includes preheating pipe, heating pipe, traditional primary heating is subdivided into preheating, heat two stages, and stranding device of the invention is directly arranged inside heating pipe, directly cable is twisted in heating pipe, improve twisted quality, the present invention is respectively arranged with the first conducting mechanism and the second conducting mechanism at the both ends of the heating pipe, cable after first conducting mechanism is used to heat is sent into inside lay configuration, second conducting mechanism is for recycling the cable after being twisted, there are also the present invention to be provided with return air duct, preheating pipe heat can be sent out to be sent into inside preheating pipe, provide the utilization rate of the energy.

Description

A kind of stranding machine with heating device
Technical field
The present invention relates to stranding machine technical fields, refer in particular to a kind of stranding machine with heating device.
Background technique
Cable stranding machine is a kind of electric wire electricity applied to processing power source line, data cable, communication cable and strands The equipment of cable is the basic working procedure of electronic apparatus cable production and one of the key link of quality control.In electronic apparatus line It is substantially carried out in cable production line and is twisted this technique, for without the production of the cable of heating, electronic apparatus cable twist machine Can satisfy the requirement of most cables production, and certain specific cables produced, need to carry out twisted single line into Row heating and envelope, just must be on heating equipment to needing heater wire just to can enter twisting process after carrying out heating envelope, tradition Electronic apparatus cable twist machine generally only carry out being twisted this procedure, need heater wire will be in advance on specific heating machine Heating, twisting process process is entered back into after the techniques such as envelope, substantially prolongs the production line production time.And it is traditional plus Thermal process is general to complete envelope before entering twisting process only directly to needing heater wire to carry out primary heating, need heater wire by Thermal mass is not high, and the envelope of band and line is not close, is easy to loosen, and directly influences the precision and effect of subsequent twisting process Rate.
Summary of the invention
The present invention provides a kind of stranding machine with heating device for problem of the prior art.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of stranding machine with heating device provided by the invention, including preheating pipe, heating pipe, stranding device, Return air duct, one end of the preheating pipe are connect with one end of the heating pipe, the other end of the heating pipe and institute One end connection of return air duct is stated, the other end of the return air duct is connect with the other end of the preheating pipe, described twisted Device is installed on inside the heating pipe, and the preheating pipe is provided with preheating pipe air inlet and preheating pipe air outlet, The heating pipe is provided with heating pipe air inlet and heating pipe air outlet, and the return air duct includes return air duct air inlet Mouth and return air duct air outlet, the preheating pipe both ends are provided with the first cabling channel, and the heating pipe both ends are respectively provided with Have the second cabling channel, the preheating pipe air outlet and the heating pipe air inlet penetrate through, the heating pipe air outlet with The return air duct air inlet perforation, the return air duct air outlet and the preheating pipe air inlet penetrate through, the economizer bank It is provided with first heater on road inner wall, secondary heating mechanism, the heating pipe are provided on the heating pipe inner wall Both ends be respectively arranged with the first conducting mechanism and the second conducting mechanism, first conducting mechanism is installed on the preheating pipe With the heating pipe junction, second conducting mechanism is installed on the one end of the heating pipe far from preheating pipe.
Preferably, the return air duct is internally provided with blower, the return air duct air inlet and the return air duct Air outlet is respectively arranged with the first shutter and the second shutter, first shutter and second shutter linkage.
Preferably, the stranding machine further includes refrigerating plant, the refrigerating plant is installed on the heating pipe outlet air At mouthful, the refrigerating plant includes refrigerator and guide roller, and the refrigerator is installed at the guide roller.
Preferably, cable hole is arranged in the refrigerator.
Preferably, the first heater and the secondary heating mechanism are provided with multiple, first heating Device is heating coil and to be uniformly distributed on the preheating pipe inner wall, and the secondary heating mechanism is heating coil and uniform It is distributed on the heating pipe inner wall.
Preferably, the preheating pipe includes preheating interior conduit, preheats Outer Tube and preheating pipe protective shell, it is described pre- Heat pipeline protective shell is set to outside the preheating Outer Tube, and the preheating Outer Tube is set to outside the preheating interior conduit, Insulation filling materials are provided with outside the preheating Outer Tube between the preheating interior conduit, the heating pipe includes in heating Pipeline, heating Outer Tube and heating pipe protective shell, the heating pipe protective shell are set to outside the heating Outer Tube, institute It states heating Outer Tube to be set to outside the heated inner conduit, be set between the heated inner conduit outside the heating Outer Tube Insulation filling materials are equipped with, the return air duct includes return air interior conduit, return air Outer Tube and return air duct protective shell, the return air Pipe protection shell is set to outside the return air Outer Tube, and the return air Outer Tube is set to outside the return air interior conduit, institute It states and is provided with insulation filling materials between the return air interior conduit outside return air Outer Tube.
Preferably, the return air duct inner wall is provided with third heating device.
Preferably, the third heating device is heating coil and is uniformly distributed in the return air duct inner wall inner wall On.
Beneficial effects of the present invention:
A kind of stranding machine with heating device provided by the invention, compared with traditional stranding machine, the present invention includes pre- Traditional primary heating is subdivided into preheating, two stages of heating, and stranding device of the invention by heat pipeline, heating pipe It is directly arranged inside heating pipe, is directly twisted cable in heating pipe, improve twisted quality, the present invention It is respectively arranged with the first conducting mechanism and the second conducting mechanism at the both ends of the heating pipe, the first conducting mechanism will be for that will add Cable after heat is sent into inside lay configuration, and the second conducting mechanism is for recycling the cable after being twisted, and there are also this Invention is provided with return air duct, preheating pipe can be sent out heat and is sent into inside preheating pipe, provide the utilization rate of the energy.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Appended drawing reference is respectively as follows:
Preheating pipe -- 1, heating pipe -- 2, stranding device -- 3, return air duct -- 4, heating pipe air inlet -- 5, add Heat pipeline air outlet -- 6, return air duct air inlet -- 7, return air duct air outlet -- 8, first heater -- 9, the second heating Device -- 10, the first conducting mechanism -- 11, the second conducting mechanism -- 12, blower -- 13, refrigerating plant -- 14, refrigerator -- 15, Guide roller -- 16, preheat interior conduit -- 17, preheat Outer Tube -- 18, preheating pipe protective shell -- 19, heated inner conduit -- 20, add Hot Outer Tube -- 21, heating pipe protective shell -- 22, return air interior conduit -- 23, return air Outer Tube -- 24, return air duct protection Shell -- 25, third heating device -- 26, preheating pipe air outlet -- 27, preheating pipe air inlet -- 28.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further below with reference to embodiment and attached drawing Bright, the content that embodiment refers to not is limitation of the invention.The present invention is described in detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of stranding machine with heating device provided by the invention, including preheating pipe 1, heating pipe 2, stranding device 3, return air duct 4, one end of the preheating pipe 1 are connect with one end of the heating pipe 2, the heating tube The other end in road 2 is connect with one end of the return air duct 4, and the other end of the return air duct 4 is another with the preheating pipe 1 One end connection, the stranding device 3 are installed on inside the heating pipe 2, and the preheating pipe 1 is provided with preheating pipe air inlet Mouth 28 and preheating pipe air outlet 27, the heating pipe 2 are provided with heating pipe air inlet 5 and heating pipe air outlet 6, institute Stating return air duct 4 includes return air duct air inlet 7 and return air duct air outlet 8, and 1 both ends of preheating pipe are provided with first Cabling channel, 2 both ends of heating pipe are provided with the second cabling channel, the preheating pipe air outlet 27 and the heating pipe Air inlet 5 penetrates through, and the heating pipe air outlet 6 is penetrated through with the return air duct air inlet 7, the return air duct air outlet 8 It is penetrated through with the preheating pipe air inlet 28, is provided with first heater 9, the heating tube on 1 inner wall of preheating pipe Secondary heating mechanism 10 is provided on 2 inner wall of road, the both ends of the heating pipe 2 are respectively arranged with the first conducting mechanism 11 and Two conducting mechanisms 12, first conducting mechanism 11 is installed on 2 junction of the preheating pipe 1 and the heating pipe, described Second conducting mechanism 12 is installed on the described one end of heating pipe 2 far from preheating pipe 1;The present invention includes preheating pipe 1, heating Traditional primary heating is subdivided into preheating, two stages of heating by pipeline 2, and stranding device 3 of the invention is directly arranged at Inside heating pipe 2, directly cable is twisted in heating pipe 2, improves twisted quality, there are also the present invention in institute The both ends for stating heating pipe 2 are respectively arranged with the first conducting mechanism 11 and the second conducting mechanism 12, and the first conducting mechanism 11 is used for Cable after heating is sent into inside lay configuration, the second conducting mechanism 12 is for recycling the cable after being twisted.
Specifically, when in use, 12 conveying speed of the first conducting mechanism 11 and the second conducting mechanism is regulated first, then First heater 9 and secondary heating mechanism 10 are successively opened, so that preheating pipe 1 reaches with the temperature inside heating pipe 2 Then cable is fed through preheating pipe 1 from the first cabling channel of preheating pipe 1 and preheated by temperature needed for twisted cable, Cable after preheating is quickly sent to the second cabling channel by the first conducting mechanism 11, passes through the second conducting mechanism 12 Conveying by after preheating cable be sent into heating pipe 2 heat, finally by the cable after heating by stranding device 3 into Row is twisted.
In the present embodiment, to guarantee that the air inside return air duct 4 is rapidly performed by inside preheating pipe 1, the return air Pipeline 4 is internally provided with blower 13, and the return air duct air inlet 7 and the return air duct air outlet 8 are respectively arranged with first Shutter and the second shutter, first shutter and second shutter linkage.
In the present embodiment, to guarantee that the cable after being twisted quickly cools down, the stranding machine further includes refrigerating plant 14, The refrigerating plant 14 is installed at the heating pipe air outlet 6, and the refrigerating plant 14 includes refrigerator 15 and guide roller 16, the refrigerator 15 is installed at the guide roller 16, and cable hole is arranged in the refrigerator 15, when in use, will directly be twisted Cable after conjunction is sent into inside the cable hole of refrigerator 15 by guide roller 16, so that the cable after twisted is quickly cold But.
In the present embodiment, to guarantee that preheating pipe 1 and 2 temperature of heating pipe quickly rise to required heating temperature, The first heater 9 and the secondary heating mechanism 10 be provided with it is multiple, the first heater 9 be heating coil and It is uniformly distributed on 1 inner wall of preheating pipe, the secondary heating mechanism 10 is heating coil and is uniformly distributed in described On 2 inner wall of heating pipe, equally distributed first heater 9 and secondary heating mechanism 10 make preheating pipe 1 respectively and add Temperature inside heat pipeline 2 is constant.
In the present embodiment, for the heat insulating ability for guaranteeing preheating pipe 1, heating pipe 2 and return air duct 4, the preheating pipe 1 Institute is set to including preheating interior conduit 17, preheating Outer Tube 18 and preheating pipe protective shell 19, the preheating pipe protective shell 19 It states outside preheating Outer Tube 18, the preheating Outer Tube 18 is set to outside the preheating interior conduit 17, the preheating Outer Tube Insulation filling materials are provided between 18 outsides and the preheating interior conduit 17, the heating pipe 2 includes heated inner conduit 20, adds Hot Outer Tube 21 and heating pipe protective shell 22, the heating pipe protective shell 22 are set to outside the heating Outer Tube 21, The heating Outer Tube 21 is set to outside the heated inner conduit 20,21 outside of heating Outer Tube and the heating inner tube Insulation filling materials are provided between road 20, the return air duct 4 includes return air interior conduit 23, return air Outer Tube 24 and return air duct Protective shell 25, the return air duct protective shell 25 are set to outside the return air Outer Tube 24, and the return air Outer Tube 24 is arranged Outside the return air interior conduit 23, heat preservation is provided between 24 outside of return air Outer Tube and the return air interior conduit 23 and is filled out Fill object.
It is air themperature of the anti-backflow inside return air duct 4 lower than the temperature inside preheating pipe 1 in the present embodiment Degree is provided with third heating device 26 in 4 inner wall of return air duct, third heating device 26 return air duct 4 can be carried out preheating and The air of internal reflux is heated.
In the present embodiment, for guarantee 4 internal temperature of return air duct it is constant, the third heating device 26 be heating coil and It is uniformly distributed on the 4 inner wall inner wall of return air duct.
The above is only present pre-ferred embodiments, is not intended to limit the present invention in any form, although The present invention is disclosed as above with preferred embodiment, and however, it is not intended to limit the invention, any person skilled in the art, It does not depart within the scope of technical solution of the present invention, when the technology contents using the disclosure above make a little change or are modified to equivalent change The equivalent embodiment of change, but without departing from the technical solutions of the present invention, technology refers to above embodiments according to the present invention Made any simple modification, equivalent change and modification, belong in the range of technical solution of the present invention.

Claims (8)

1. a kind of stranding machine with heating device, it is characterised in that: including preheating pipe, heating pipe, stranding device, return air Pipeline, one end of the preheating pipe are connect with one end of the heating pipe, the other end of the heating pipe with described time One end of air piping connects, and the other end of the return air duct is connect with the other end of the preheating pipe, the stranding device It is installed on inside the heating pipe, the preheating pipe is provided with preheating pipe air inlet and preheating pipe air outlet, described Heating pipe is provided with heating pipe air inlet and heating pipe air outlet, the return air duct include return air duct air inlet and Return air duct air outlet, the preheating pipe both ends are provided with the first cabling channel, and the heating pipe both ends are provided with Two cabling channels, the preheating pipe air outlet and the heating pipe air inlet penetrate through, the heating pipe air outlet with it is described The perforation of return air duct air inlet, the return air duct air outlet and the preheating pipe air inlet penetrate through, in the preheating pipe It is provided with first heater on wall, is provided with secondary heating mechanism on the heating pipe inner wall, the two of the heating pipe End is respectively arranged with the first conducting mechanism and the second conducting mechanism, and first conducting mechanism is installed on the preheating pipe and institute Heating pipe junction is stated, second conducting mechanism is installed on the one end of the heating pipe far from preheating pipe.
2. a kind of stranding machine with heating device according to claim 1, it is characterised in that: inside the return air duct It is provided with blower, the return air duct air inlet and the return air duct air outlet are respectively arranged with the first shutter and the 200th Leaf grating, first shutter and second shutter linkage.
3. a kind of stranding machine with heating device according to claim 1, it is characterised in that: the stranding machine further includes Refrigerating plant, the refrigerating plant are installed at the heating pipe air outlet, and the refrigerating plant includes refrigerator and conducting wire Wheel, the refrigerator are installed at the guide roller.
4. a kind of stranding machine with heating device according to claim 3, it is characterised in that: the refrigerator setting is walked String holes.
5. a kind of stranding machine with heating device according to claim 1, it is characterised in that: the first heater It is provided with the secondary heating mechanism multiple, the first heater is heating coil and to be uniformly distributed in the preheating In inner wall of the pipe, the secondary heating mechanism is heating coil and is uniformly distributed on the heating pipe inner wall.
6. a kind of stranding machine with heating device according to claim 1, it is characterised in that: the preheating pipe includes Preheating interior conduit, preheating Outer Tube and preheating pipe protective shell, the preheating pipe protective shell are set to the preheating Outer Tube Outside, the preheating Outer Tube are set to outside the preheating interior conduit, the preheating Outer Tube outside and the pre- hot inner tube Insulation filling materials are provided between road, the heating pipe includes heated inner conduit, heats Outer Tube and heating pipe protective shell, The heating pipe protective shell is set to outside the heating Outer Tube, and the heating Outer Tube is set to the heated inner conduit Outside is provided with insulation filling materials between the heating Outer Tube outside and the heated inner conduit, and the return air duct includes Return air interior conduit, return air Outer Tube and return air duct protective shell, the return air duct protective shell are set to the return air Outer Tube Outside, the return air Outer Tube are set to outside the return air interior conduit, the return air Outer Tube outside and the return air inner tube Insulation filling materials are provided between road.
7. a kind of stranding machine with heating device according to claim 1, it is characterised in that: the return air duct inner wall It is provided with third heating device.
8. a kind of stranding machine with heating device according to claim 7, it is characterised in that: the third heating device For heating coil and uniformly it is distributed on the return air duct inner wall inner wall.
CN201811009586.2A 2018-08-31 2018-08-31 Stranding machine with heating device Active CN109215894B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811009586.2A CN109215894B (en) 2018-08-31 2018-08-31 Stranding machine with heating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811009586.2A CN109215894B (en) 2018-08-31 2018-08-31 Stranding machine with heating device

Publications (2)

Publication Number Publication Date
CN109215894A true CN109215894A (en) 2019-01-15
CN109215894B CN109215894B (en) 2023-08-22

Family

ID=64985807

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811009586.2A Active CN109215894B (en) 2018-08-31 2018-08-31 Stranding machine with heating device

Country Status (1)

Country Link
CN (1) CN109215894B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020144497A1 (en) * 1999-11-25 2002-10-10 Wolfgang Scheunemann Method and stranding device for producing a cable or a cable element
CN106328308A (en) * 2016-11-12 2017-01-11 河南开启电力实业有限公司 Cable processing method and cable processing device
CN206352955U (en) * 2017-01-05 2017-07-25 天津市鑫霞烘干设备制造有限公司 A kind of Novel tunnel-type drying machine
CN208673807U (en) * 2018-08-31 2019-03-29 东莞朝隆机械有限公司 A kind of stranding machine with heating device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020144497A1 (en) * 1999-11-25 2002-10-10 Wolfgang Scheunemann Method and stranding device for producing a cable or a cable element
CN106328308A (en) * 2016-11-12 2017-01-11 河南开启电力实业有限公司 Cable processing method and cable processing device
CN206352955U (en) * 2017-01-05 2017-07-25 天津市鑫霞烘干设备制造有限公司 A kind of Novel tunnel-type drying machine
CN208673807U (en) * 2018-08-31 2019-03-29 东莞朝隆机械有限公司 A kind of stranding machine with heating device

Also Published As

Publication number Publication date
CN109215894B (en) 2023-08-22

Similar Documents

Publication Publication Date Title
CN208673807U (en) A kind of stranding machine with heating device
EP0038685A2 (en) Process and apparatus for simultaneously drawing and false-twisting thermoplastic synthetic yarn
CN105937062A (en) Spun yarn drawing apparatus
CN104294407A (en) Shaft core focused carbon fiber graphitization furnace through laser tunnel reflection method
CN103498371A (en) Steel wire rope stranding equipment with heating device
CN209061854U (en) Furnace body heating device
CN109215894A (en) A kind of stranding machine with heating device
CN109778577A (en) Rope thermal finalization system and heat setting method
CN205893351U (en) Cable annealing device
CN105072721A (en) Novel positive temperature coefficient (PTC) heating plastic tube and fabrication method thereof
CN203269782U (en) Thermal-insulation annealing device for improving optical fiber performance
CN205553122U (en) A processing equipment for optical fiber cable
NO177739B (en) Device by an extruder for wrapping a core
CN206396285U (en) A kind of steel wire isothermal patenting device for crossing recuperation of heat
CN205110054U (en) Steel band oven and steel band rubber coating system for heat preservation of preheating
CN108262897A (en) A kind of structure for oil pipe beam pyrocondensation
CN208216221U (en) A kind of composite steel-plastic belt production unit
CN209806109U (en) Radiant tube cooling device
CN205211438U (en) Heat -resisting cable network on servo arrow
CN207073705U (en) A kind of anti-freezing anti-blocking plug pipe-line system
CN112797625A (en) High-temperature gas heating device
CN208584767U (en) A kind of hot wind gun-type preheater
CN205810439U (en) A kind of cable with heating function
CN205451922U (en) Response pre -heater
CN210030826U (en) Novel steel wire heat treatment device

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
GR01 Patent grant
GR01 Patent grant