CN110345311A - A kind of oil pipe fixing device - Google Patents

A kind of oil pipe fixing device Download PDF

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Publication number
CN110345311A
CN110345311A CN201910586111.8A CN201910586111A CN110345311A CN 110345311 A CN110345311 A CN 110345311A CN 201910586111 A CN201910586111 A CN 201910586111A CN 110345311 A CN110345311 A CN 110345311A
Authority
CN
China
Prior art keywords
straight
bar
oil pipe
fixing device
pipe fixing
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
Application number
CN201910586111.8A
Other languages
Chinese (zh)
Inventor
刘弋可
王立波
施金辉
胥菊英
石慧卿
李连伟
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.)
MCC Baosteel Technology Services Co Ltd
Original Assignee
MCC Baosteel Technology Services 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 MCC Baosteel Technology Services Co Ltd filed Critical MCC Baosteel Technology Services Co Ltd
Priority to CN201910586111.8A priority Critical patent/CN110345311A/en
Publication of CN110345311A publication Critical patent/CN110345311A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/16Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/16Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
    • F16L3/20Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
    • F16L3/205Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02Energy absorbers; Noise absorbers
    • F16L55/033Noise absorbers
    • F16L55/035Noise absorbers in the form of specially adapted hangers or supports
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N21/00Conduits; Junctions; Fittings for lubrication apertures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supports For Pipes And Cables (AREA)

Abstract

The present invention proposes a kind of oily pipe fixing device, comprising: main body, including the first straight-bar and the second straight-bar, first straight-bar connect the second straight-bar;Magnetic stand, including a bolt, the magnetic stand connect first straight-bar;Fixed cell connects second straight-bar, includes an elastomeric element on the fixed cell, the fixed cell is for fixing oil pipe.Rationally, structure is simple, and work efficiency is high for oil pipe fixing device design proposed by the present invention.

Description

A kind of oil pipe fixing device
Technical field
The present invention relates to field of metallurgical equipment, in particular to a kind of oily pipe fixing device.
Background technique
In steel manufacture process, each unit roller system bearing periodicity oiling construction volume is huge, especially in high temperature season, axis Higher, the roller oiling frequency increase that heats up is held, the area Dan Lu, which refuels, to be needed in face of the more brought influences of high temperature and number of bearings, Previous refuel needs three manually, and a personal hand-held oil filling pipe refuels, and a people operates oil pump, and there are also a people to be responsible for transmitting oiling Start and stop signal work (since motor blocks, the personnel's Many times for operating oil pump can not see that Oil supplier is passing Refueling position where dynamic side).
Oil supplier need to hold the high temperature that oil filling pipe endures hearth wall outflow, be measured within 0.8 meter away from hearth wall range About 60 degrees Celsius, each bearing need to refuel about 5 minutes under hot environment, and the time has grown very easy heatstroke, and Oil supplier can Continuous working period is very short, and three individual demands do not stop the rest of rotation post, and which adds construction periods to affect construction Progress.
Summary of the invention
In view of the defect of the above-mentioned prior art, the present invention proposes a kind of oily pipe fixing device, to reduce the work of staff Make the time, reduces the working time of staff at high temperature, improve the working efficiency of staff.
To achieve the above object and other purposes, the present invention propose a kind of oily pipe fixing device, comprising:
Main body, including the first straight-bar and the second straight-bar, first straight-bar connect the second straight-bar;
Magnetic stand, including a bolt, the magnetic stand connect first straight-bar;
Fixed cell connects second straight-bar, includes an elastomeric element on the fixed cell, and the fixed cell is used In fixed oil pipe.
In one embodiment, first straight-bar clamps connection second straight-bar, first straight-bar by an activity And second straight-bar clamp rotation around the activity.
It in one embodiment, include external screw thread on the bolt, one end of first straight-bar includes internal screw thread, the spiral shell Bolt is movably connected in one end of first straight-bar.
In one embodiment, the fixed cell includes first part and second part, described in first part's connection Second part.
In one embodiment, the first part connects second straight-bar.
In one embodiment, the second part connects the first part by nut.
In one embodiment, the elastomeric element is located in the first part, the elastomeric element connection described second Part.
In one embodiment, the second part includes a clamping part, and the clamping part is for fixing the oil pipe.
In one embodiment, the magnetic stand is for fixing the main body, and the elastomeric element is for absorbing shock energy Amount.
In one embodiment, by adjusting the length of the elastomeric element, to adjust the length of the fixed cell.
The present invention proposes a kind of oily pipe fixing device, by magnetic stand stationary body, fixes oil pipe by fixed cell, The number of staff is thereby reduced, while under hot weather, reducing the activity duration of oiling, when shortening maintenance Between.Oil pipe fixing device proposed by the present invention reduces staff in the time of high temperature refueling position, has ensured the peace of employee Entirely, a possibility that employee is because of Heat stroke is greatly reduced.
Detailed description of the invention
Fig. 1: the simplified diagram for the oily pipe fixing device that the present embodiment proposes.
Fig. 2: the simplified diagram for the oily pipe fixing device that the present embodiment proposes.
Fig. 3: the diagrammatic cross-section that activity clamps.
Fig. 4: the simplified diagram of magnetic stand.
Fig. 5: the operation schematic diagram for the oil pipe failed equipment that the present embodiment proposes.
Symbol description
100 121 ontologies of oily pipe fixing device
110 main bodys 122 switch
120 magnetic stand, 123 bolt
130 fixed cell, 131 first part
111 first straight-bar, 132 second part
112 second straight-bar 132a supporting rods
113 activities clamp 132b clamping part
133 elastomeric element of 113a rotary part
134 clip of 113b screw rod
140 oil pipe of the first aperture of 113c
150 bearing seating face of the second aperture of 113d
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from Various modifications or alterations are carried out under spirit of the invention.
Please refer to Fig. 1-5, it should be noted that only the invention is illustrated in a schematic way for diagram provided in the present embodiment Basic conception, only shown in schema then with related component in the present invention rather than component count, shape when according to actual implementation Shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its component cloth Office's kenel may also be increasingly complex.
The present embodiment proposes that a kind of oily pipe fixing device 100, the oil pipe fixing device 100 include: referring to FIG. 1-2, Main body 110, magnetic stand 120 and fixed cell 130.
Fig. 1-3 is please referred to, in the present embodiment, the oil pipe fixing device 100 includes a main body 110, the main body 110 Including the first straight-bar 111 and the second straight-bar 112, first straight-bar 111 connects second straight-bar 112.In the present embodiment, First straight-bar 121 clamps 113 connections, second straight-bar 112, first straight-bar 111 and the second straight-bar by activity 112, which can clamp 113 around the activity, is rotated.In the present embodiment, it includes rotary part that the activity, which clamps 113, 113a, screw rod 113b, the first aperture 113c and the second aperture 113d.The screw rod 113b connection rotary part 113a leads to It crosses and rotates the rotary part 113a, the screw rod 113b can be driven to move forward or back, in the present embodiment, the screw rod 113b The first aperture 113c, the spiral shell can be closed or opened by rotating the screw rod 113b across the first aperture 113c Bar 113b is also connected with the second aperture 113d, and by rotating the screw rod 113b, the screw rod 113b is to second aperture 113d advances.In the present embodiment, first straight-bar 111 is located in the second aperture 113d, second straight-bar 112 In in first aperture 111, in the present embodiment, by rotating the screw rod 113b, the first straight-bar 111 can be secured the above And second straight-bar 112.The position for clamping 113 by adjusting the activity, can improve the length of the main body 110, lead to simultaneously It crosses and rotates the first aperture 113c and the second aperture 113d, the folder of first straight-bar 111 and the second straight-bar 112 can be changed The angle of angle, first straight-bar 111 and the second straight-bar 112 is for example at 90-180 °, and for example, 150 °.In the present embodiment, institute The length for stating the first straight-bar 111 is 300-500 millimeters, such as at 400 millimeters, and the diameter of first straight-bar 111 is 20-30 milli Rice, such as at 25 millimeters, the length of second straight-bar 112 is, for example, 350-500 millimeters, such as at 400 millimeters, described second The diameter of straight-bar 112 is for example at 30-40 millimeters, such as at 35 millimeters.First straight-bar 111 and the second straight-bar 112 are, for example, Stainless steel material or other metal materials.It is, for example, plastic material that the activity, which clamps 113,.
Referring to FIG. 1-2, in the present embodiment, the oily pipe fixing device 100 includes a magnetic stand 120, the magnetic Power gauge stand 120 includes ontology 121, switch 122 and bolt 123.
Fig. 1 and Fig. 4 is please referred to, in the present embodiment, the magnetic stand 120 connects first straight-bar 111, the spiral shell It include external screw thread on bolt 123, one end of first straight-bar 111 includes internal screw thread (not shown), by rotating described the One straight-bar 111, the bolt 123 are connected on one end of first straight-bar 111.In the present embodiment, the bolt 123 is logical It crosses and is weldingly fixed on the ontology 121.In the present embodiment, the magnetic stand 120 is used to fix the main body 110, It include a permanent magnet and brass member in the ontology 121, by rotating the switch 121, the switch in the present embodiment 121 drive the permanent magnet rotating, when the permanent magnet and the brass member are perpendicular, the permanent magnet, and brass member And bearing seating face forms closed magnetic field circuit, the magnetic stand 120 can be adsorbed on bearing seating face.When the permanent magnet When parallel with the brass member, the magnetic loop of the permanent magnet changes, and has become magnetic circuit off-state, described at this time Magnetic stand 120 has become the state decontroled to the suction-combining force of the bearing seating face, and the magnetic stand 120 can easily take Under.Whole process is easy to operate, and will not have an impact to bearing seating face, reduces the investment of staff.
Referring to FIG. 1-2, in the present embodiment, the oily pipe fixing device 100 includes a fixed cell 130, described solid Order member 130 includes first part 131 and second part 132, further includes an elastomeric element 133 on the fixed cell 130.
Referring to FIG. 1-2, in the present embodiment, one end of the first part 131 connects second straight-bar 112, institute The other end for stating first part 131 connects the second part 132, includes a through-hole on one end of the first part 131, In the present embodiment, the first part 131 is connected on second straight-bar 112 by a clip 134.The clip 134 Across the through-hole, therefore can be fixed by second straight-bar 112 and the first part 131.In the present embodiment, described A part 131 includes the position of multiple bendings, can extend the length of the first part 131 by the part of multiple bendings.? In the present embodiment, the other end of the first part 131 includes a screw rod 133, and the elastomeric element 133 is located at the screw rod On 133, the first part 131 connects the second part 132 by the screw rod 133, by being arranged a nut in institute It states on screw rod 133, the first part 131 and second part 132 can be connected.In the present embodiment, by rotating institute Nut is stated, the length of the elastomeric element 133 is adjusted, thus the length of the fixed cell 130 can be adjusted, is improved The oiling range of the oily pipe fixing device 100.In the present embodiment, the length of the elastomeric element 133 is for example in 75-80 Millimeter, for example, 78 millimeters, the elastomeric element 133 is, for example, spring.
Referring to Fig. 2, in the present embodiment, the fixed cell 130 further includes a second part 132, described second Dividing 132 includes supporting rod 132a and clamping part 132b.
Referring to Fig. 2, in the present embodiment, the supporting rod 132a connection clamping part 132b, the supporting rod 132a is also connected with the first part 131, and the supporting rod 132a includes a vertical position, includes on the supporting rod 132a One fixation hole, the clamping part 132b are connected on the supporting rod 132a by fixation hole.In the present embodiment, pass through screw It is fixed on the fixation hole, thus the clamping part 132b is connected on the supporting rod 132a.In the present embodiment, institute Clamping part 132b is stated for fixing oil pipe.The clamping part 132b is for example divided into Part III and Part IV, the third portion Divide and Part IV is connected on the supporting rod 132a, the present embodiment is consolidated the Part III and Part IV by screw It is scheduled on the supporting rod 132a, the Part III and Part IV form a border circular areas, and the oil pipe may be provided at institute It states in border circular areas.In the present embodiment, the clamping part 132b disassembly is simple, and design is reasonable.In other embodiments, described Clamping part 132b is also, for example, rectangular or other shapes.
Referring to Fig. 5, the present embodiment is illustrated the working principle of the oily pipe fixing device 100: needing to setting When standby roller system bearing oiling, the magnetic stand 120 is fixed on the bearing seating face 150 first, by described in rotation Switch on magnetic stand 120, the permanent magnet in the magnetic stand 120, brass member are closed with bearing seating face formation Field circuit is closed, therefore the magnetic stand 120 can be fixed on the bearing seating face 150, then rotates the activity folder 113 are filled, the angle of first straight-bar 111 and the second straight-bar 112 is adjusted, then the fixed cell 130 is arranged described On second straight-bar 112, the oil pipe 140 is placed on the fixed cell 130, the oil pipe 140 is directed at the bearing Oil filler (not shown) on seating face 150, then opens oil pump, refuels to the bearing seating face 150, works as institute It states after thering is oil spill to go out in the oil filler on bearing seating face 150, closes oil pump, stop refueling, then by the oil pipe 140 from institute It states in fixed cell 130 and removes, then rotate the switch on the magnetic stand 120, the permanent magnetism in the magnetic stand 120 Body, brass member and the bearing seating face 150, which are formed, disconnects field circuit, by the magnetic stand 120 from the bearing block It removes on surface 150, then refuels to other bearings.In the present embodiment, in refueling process, since oil pump drives institute The vibration of oil pipe 140 is stated, the elastomeric element 133 can absorb the energy of oil pipe vibration, and oil pipe is prevented to be detached from oil filler.In this implementation In example, 113 position can be clamped by adjusting the activity according to field condition, so that the length of the main body 110 is adjusted, Effectively prevent influence of the magnetic stand 120 to equipment.
In other embodiments, the oily pipe fixing device 100 can also be used in fixed water pipe, under some hot environments, Product needs a large amount of water to be cooled down, and thus can the water pipe is aligned and be produced by the oily fixed water pipe of pipe fixing device 100 Product cool down product.In other embodiments, if the oil pipe fixing device 100 is used to fix heavier article, It an external power supply, the excitation for improving the magnetic stand 120 can also be acted on the magnetic stand 120, improve the magnetic force The suction-combining force of gauge stand 120 improves stability.
In other embodiments, a micromatic setting can be fixed on the fixed cell 130, the micromatic setting is mountable On second part 132, the direction of the second part 132 is adjusted in the micromatic setting, thus can be adjusted according to field condition Save the direction of the fixed cell 130.
In conclusion the present embodiment proposes a kind of oily pipe fixing device, by passing through fixed cell for magnetic stand main body Fixed oil pipe, reduces the working time of staff, reduces artificial investment, while refueling every time under high temperature environment Time can reduce 2 hours, while can shorten the repair time.The oil pipe failed equipment that the present embodiment proposes reduces staff In the time of high temperature refueling position, a possibility that having ensured the safety of employee, greatly reduced employee's Heat stroke.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle, those skilled in the art Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature Any combination and the other technical solutions formed, such as features described above have similar function with (but being not limited to) disclosed herein Can technical characteristic replaced mutually and the technical solution that is formed.
Except for the technical features described in the specification, remaining technical characteristic is the known technology of those skilled in the art, is prominent Innovative characteristics of the invention out, details are not described herein for remaining technical characteristic.

Claims (10)

1. a kind of oil pipe fixing device characterized by comprising
Main body, including the first straight-bar and the second straight-bar, first straight-bar connect the second straight-bar;
Magnetic stand, including a bolt, the magnetic stand connect first straight-bar;
Fixed cell connects second straight-bar, includes an elastomeric element on the fixed cell, the fixed cell is for solid Jet tube.
2. oil pipe fixing device according to claim 1, it is characterised in that: first straight-bar clamps company by an activity It connects second straight-bar, first straight-bar and the second straight-bar and clamps rotation around the activity.
3. oil pipe fixing device according to claim 1, it is characterised in that: it include external screw thread on the bolt, described the One end of one straight-bar includes internal screw thread, and the bolt is movably connected in one end of first straight-bar.
4. oil pipe fixing device according to claim 1, it is characterised in that: the fixed cell includes first part and the Two parts, the first part connect the second part.
5. oil pipe fixing device according to claim 4, it is characterised in that: first part's connection described second is straight Bar.
6. oil pipe fixing device according to claim 4, it is characterised in that: the second part passes through described in nut connection First part.
7. oil pipe fixing device according to claim 4, it is characterised in that: the elastomeric element is located at the first part On, the elastomeric element connects the second part.
8. oil pipe fixing device according to claim 4, it is characterised in that: the second part includes a clamping part, institute Clamping part is stated for fixing the oil pipe.
9. oil pipe fixing device according to claim 1, it is characterised in that: the magnetic stand is for fixing the master Body, the elastomeric element is for absorbing vibration energy.
10. oil pipe fixing device according to claim 1, it is characterised in that: by adjusting the length of the elastomeric element, To adjust the length of the fixed cell.
CN201910586111.8A 2019-07-01 2019-07-01 A kind of oil pipe fixing device Pending CN110345311A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910586111.8A CN110345311A (en) 2019-07-01 2019-07-01 A kind of oil pipe fixing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910586111.8A CN110345311A (en) 2019-07-01 2019-07-01 A kind of oil pipe fixing device

Publications (1)

Publication Number Publication Date
CN110345311A true CN110345311A (en) 2019-10-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910586111.8A Pending CN110345311A (en) 2019-07-01 2019-07-01 A kind of oil pipe fixing device

Country Status (1)

Country Link
CN (1) CN110345311A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366507B (en) * 2000-07-31 2004-01-21 Caterpillar Inc Adjustable link assembly
CN102525237A (en) * 2011-12-22 2012-07-04 江苏大学 Magnetic stand type hook
CN102729151A (en) * 2012-06-23 2012-10-17 西安航空动力股份有限公司 Magnetic type adjustable cooling mechanism
CN202510845U (en) * 2012-01-06 2012-10-31 上海汽车集团股份有限公司 Pipe clamp system
CN103357920A (en) * 2013-07-30 2013-10-23 中国科学院光电技术研究所 Residual stress testing and positioning device based on blind hole method
CN205605559U (en) * 2016-05-03 2016-09-28 温州中业文化创意发展有限公司 Multi freedom clamp device of easy to use
CN206093195U (en) * 2016-10-09 2017-04-12 中国石油化工股份有限公司 Elasticity pipeline support
CN206695714U (en) * 2017-05-20 2017-12-01 长江师范学院 A kind of engine valve stem jitter detection apparatus
CN206958045U (en) * 2017-07-05 2018-02-02 张家港乐嘉新能源科技有限公司 A kind of aluminium section bar double-pipe joint structure
CN208780105U (en) * 2018-08-20 2019-04-23 岳阳长炼机电工程技术有限公司 A kind of multifunctional usage magnetic stand
CN208778860U (en) * 2018-09-08 2019-04-23 北京城建二建设工程有限公司 A kind of multi-layer piping para-seismic support
CN208774332U (en) * 2018-05-14 2019-04-23 陕西服装工程学院 A kind of financial management Multifunction bill clip

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366507B (en) * 2000-07-31 2004-01-21 Caterpillar Inc Adjustable link assembly
CN102525237A (en) * 2011-12-22 2012-07-04 江苏大学 Magnetic stand type hook
CN202510845U (en) * 2012-01-06 2012-10-31 上海汽车集团股份有限公司 Pipe clamp system
CN102729151A (en) * 2012-06-23 2012-10-17 西安航空动力股份有限公司 Magnetic type adjustable cooling mechanism
CN103357920A (en) * 2013-07-30 2013-10-23 中国科学院光电技术研究所 Residual stress testing and positioning device based on blind hole method
CN205605559U (en) * 2016-05-03 2016-09-28 温州中业文化创意发展有限公司 Multi freedom clamp device of easy to use
CN206093195U (en) * 2016-10-09 2017-04-12 中国石油化工股份有限公司 Elasticity pipeline support
CN206695714U (en) * 2017-05-20 2017-12-01 长江师范学院 A kind of engine valve stem jitter detection apparatus
CN206958045U (en) * 2017-07-05 2018-02-02 张家港乐嘉新能源科技有限公司 A kind of aluminium section bar double-pipe joint structure
CN208774332U (en) * 2018-05-14 2019-04-23 陕西服装工程学院 A kind of financial management Multifunction bill clip
CN208780105U (en) * 2018-08-20 2019-04-23 岳阳长炼机电工程技术有限公司 A kind of multifunctional usage magnetic stand
CN208778860U (en) * 2018-09-08 2019-04-23 北京城建二建设工程有限公司 A kind of multi-layer piping para-seismic support

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Application publication date: 20191018

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