CN108692103A - A kind of petroleum pipeline installation auxiliary device - Google Patents
A kind of petroleum pipeline installation auxiliary device Download PDFInfo
- Publication number
- CN108692103A CN108692103A CN201810419846.7A CN201810419846A CN108692103A CN 108692103 A CN108692103 A CN 108692103A CN 201810419846 A CN201810419846 A CN 201810419846A CN 108692103 A CN108692103 A CN 108692103A
- Authority
- CN
- China
- Prior art keywords
- petroleum pipeline
- pedestal
- piston
- plate
- bearing
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/06—Accessories therefor, e.g. anchors
- F16L1/09—Accessories therefor, e.g. anchors for bringing two tubular members closer to each other
Abstract
The invention discloses a kind of petroleum pipeline installation auxiliary devices,Its structure includes hydraulic support leg,Fixed seat,Pedestal,Groove,Petroleum pipeline support base,Petroleum pipeline,Semi-circular recesses,Directive wheel,Height regulating mechanism,Movable pulley,Fixed seat is vertically mounted on by way of being welded to connect on the side at four angles of pedestal,Hydraulic support leg is vertical with fixed seat to be fixedly connected,It is provided with groove at the top of pedestal,The left and right sides of groove are fitted with directive wheel,The left and right ends of base interior are equipped with height regulating mechanism,A kind of petroleum pipeline installation auxiliary device of the present invention,It is equipped with height regulating mechanism in base interior,Height regulating mechanism adjusts the height of petroleum pipeline support base using hydraulic drive,To finely tune the difference in height between two petroleum pipelines to be spliced,Hydraulic drive reciprocal transmission easy to implement,The power of transmission is big,It can ensure that two petroleum pipelines are not in shaking phenomenon in splicing,Efficiency is docked to improve.
Description
Technical field
The present invention is a kind of petroleum pipeline installation auxiliary device, belongs to petroleum pipeline device field.
Background technology
Oil pipeline (also referred to as pipeline, pipeline) is made of oil pipe and its attachment, and according to the needs of technological process, is matched
Standby corresponding oil pump unit, design are mounted to a complete pipe-line system, unload to complete oil plant and defeated turn task.Oil transportation
Pipe-line system is used to transport the pipe-line system of oil and oil product, mainly by petroleum pipeline, oil transportation station and other auxiliary phases
Equipment composition is closed, is one of capital equipment of oil movement and storage industry and crude oil and the most important conveying equipment of oil product, with
The railway for belonging to land transportation mode is compared with highway oil transportation, and pipeline oil transportation has big freight volume, good leak tightness, at low cost and peace
The features such as overall coefficient is high.The tubing of oil pipeline is generally steel pipe, is connected into over long distances using attachment devices such as welding and flanges
Pipeline, and control and flow-rate adjustment is opened and closed using valve.Oil pipeline mainly has isothermal conveying, heated transportation and sequence defeated
The conveying technique such as send.The corrosion of pipeline and how anti-corrosion be pipeline maintenance one of important link.At present oil pipeline at
For one of the main means of delivery of oil, and still there is comparable development potentiality in future.
Prior-art devices, sometimes because the height of installation differs, cause to pacify when carrying out abutting joint to petroleum pipeline
The precision of dress is not high, can have the pipeline on both sides not on same axis, needs to readjust height to reinstall, in this way
It can influence installation effectiveness.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of petroleum pipeline installation auxiliary device, with solution
Certainly prior-art devices to petroleum pipeline when carrying out abutting joint, sometimes because the height of installation differs, causes the essence of installation
Degree is not high, can have the pipeline on both sides not on same axis, needs to readjust and highly reinstall, can influence in this way
The problem of installation effectiveness.
To achieve the goals above, the present invention is to realize by the following technical solutions:A kind of petroleum pipeline installation is auxiliary
Help device, structure includes hydraulic support leg, fixed seat, pedestal, groove, petroleum pipeline support base, petroleum pipeline, semicircle recessed
Slot, directive wheel, height regulating mechanism, movable pulley, the fixed seat are vertically mounted on the four of pedestal by way of being welded to connect
On the side at a angle, the hydraulic support leg is vertical with fixed seat to be fixedly connected, and groove is provided on the pedestal top, described recessed
The left and right sides of slot are fitted with directive wheel, and the left and right ends of the base interior are equipped with height regulating mechanism, the stone
Oil-piping support base is by height regulating mechanism and fit depressions, and the top of the petroleum pipeline support base is equipped with semicircle recessed
Slot, the petroleum pipeline are located on the semi-circular recesses of petroleum pipeline support base, and the movable pulley is by bolted connection
It is vertically mounted on four angles of base bottom;The height regulating mechanism by lifting gear, pump body device, lifting gear, turn
Dynamic device, the first connecting plate, the first support plate, first bearing, second bearing, the second support plate, oil pipe, 3rd bearing, second
Gripper shoe groups are at the lifting gear and petroleum pipeline support base bottom vertical connection, the lifting gear pass through oil pipe and pump
Body device is connected, and the pump body device passes through the inner wall vertical connection of the second support plate, the first connecting plate and pedestal, the liter
Falling unit is located at the lower left corner of pump body device and matches between the two, the internal vertical of first support plate one end and pedestal
It hangs down at the top of welding, the top vertical welding of the other end and the second support plate, the bottom of second support plate and the bottom plate of pedestal
The centre of straight welding, first support plate and the second support plate is nested with first bearing and second bearing, the rotation respectively
Device is mounted on the top of pedestal bottom plate, and the right plate bottom of the pedestal is nested with 3rd bearing.
Preferably, the lifting gear is by ring flange, First piston bar, the first sealing ring, first piston, lift cylinders
Composition, described First piston bar one end and ring flange vertical welding, the other end are connected with first piston, and the first piston is logical
The inner cylinder for crossing First piston bar and lift cylinders is clearance fit, is provided with through-hole on the drive end bearing bracket of the lift cylinders, is installed on through-hole
There are the first sealing ring, the lift cylinders to be connected with pump body device.
Preferably, the pump body device is made of the pump housing, second piston, second piston bar, the second sealing ring, it is described
Pump body is equipped with second piston and second piston bar, and the second piston is matched by the inner cylinder gap of second piston bar and the pump housing
It closes, through-hole is provided among the rear end cap of the pump body, the second sealing ring, the second piston bar perforation are nested on through-hole
Second sealing ring.
A kind of petroleum pipeline installation auxiliary device as claimed in claim, it is characterised in that:The lift cylinders without bar
Chamber is equipped with oil inlet and penetrates through connection by the rodless cavity oil outlet on oil pipe and the pump housing.
Preferably, the lifting gear is made of lead screw, lifter plate, threaded hole, nut seat, the lead screw is vertical
Setting, the lead screw top are interference fitted with the first connecting plate upper bearing (metal) inner ring, bottom and first bearing in the first support plate
Inner ring is interference fitted, and is provided with threaded hole on the lifter plate, the nut seat is vertically mounted on liter by bolted connection
The bottom of plate drops, and the lifter plate is connect by nut seat with wire rod thread, and the lead screw is connected with tumbler.
Preferably, described second piston bar one end passes through the right end vertical connection at the top of ring flange and lifter plate, institute
It states second piston bar and cooperation is slided up and down by lifter plate and lead screw.
Preferably, the tumbler by handle, rolled round, rotating bar, bevel pinion, big taper gear set at,
The rolled round is equipped with handle, and described rotating bar one end and rolled round vertical connection, the other end are connected with bevel pinion by key
It connects, the bevel pinion is meshed with bevel pinion, and the bevel pinion is connected with lead screw by key.
Preferably, the bevel pinion is arranged symmetrically, on one end of the rotating bar also there are one installations
Bevel pinion, the bevel pinion are connected with the height regulating mechanism on the right side of base interior.
Advantageous effect
A kind of petroleum pipeline installation auxiliary device of the present invention, the semicircle on petroleum pipeline support base is placed by petroleum pipeline
On connected in star, hydraulic support leg work jacks up pedestal, so that it is stablized motionless;Holding is stopped handle, and rolled round is rotated clockwise, and is shaken
It takes turns coaxial rotating bar and and then rotates drive bevel pinion, the big angular wheel being meshed with bevel pinion makes lead screw follow
Rotation, lead screw make nut seat drive lifter plate move upwards, lifter plate make second piston bar push second piston in the pump housing to
Upper movement, the hydraulic oil in pump housing rodless cavity are entered by oil pipe in the rodless cavity in lift cylinders, the rodless cavity in lift cylinders
In hydraulic oil volume become larger make first piston push First piston bar move upwards, to make petroleum pipeline support base transport upwards
It is dynamic, and then the difference in height between two petroleum pipelines to be spliced is adjusted, facilitate splicing, height adjustment machine is equipped in base interior
Structure, height regulating mechanism adjust the height of petroleum pipeline support base using hydraulic drive, to be spliced to finely tune two
Difference in height between petroleum pipeline, hydraulic drive reciprocal transmission easy to implement, the power of transmission are big, it is ensured that two petroleum pipelines
Road is not in shaking phenomenon in splicing, to improve docking efficiency.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of dimensional structure diagram of petroleum pipeline installation auxiliary device of the present invention;
Fig. 2 is the structural schematic diagram in the first complete section face of side view of the present invention;
Fig. 3 is the structural schematic diagram in second of complete section face of side view of the present invention.
In figure:Hydraulic support leg -1, fixed seat -2, pedestal -3, groove -4, petroleum pipeline support base -5, petroleum pipeline -6,
Semi-circular recesses -7, directive wheel -8, height regulating mechanism -9, movable pulley -10, lifting gear -91, pump body device -92, lifting dress
Set -93, tumbler -94, the first connecting plate -95, the first support plate -96, first bearing -97, second bearing -98, second
It is fagging -99, oil pipe -910,3rd bearing -911, the second support plate -912, ring flange -911, First piston bar -912, first close
It is seal -913, first piston -914, lift cylinders -915, the pump housing -921, second piston -922, second piston bar -923, second close
Seal -924, lead screw -931, lifter plate -932, threaded hole -933, nut seat -934, handle -941, rolled round -942, rotating bar -
943, bevel pinion -944, big angular wheel -945.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
It please refers to Fig.1, Fig. 2 and Fig. 3, the present invention provide a kind of petroleum pipeline installation auxiliary device technical solution:Its structure
Including hydraulic support leg 1, fixed seat 2, pedestal 3, groove 4, petroleum pipeline support base 5, petroleum pipeline 6, semi-circular recesses 7, lead
To wheel 8, height regulating mechanism 9, movable pulley 10, the fixed seat 2 is vertically mounted on the four of pedestal 3 by way of being welded to connect
On the side at a angle, the hydraulic support leg 1 is vertical with fixed seat 2 to be fixedly connected, and the pedestal is provided with groove 4, institute on 3 top
The left and right sides for stating groove 4 are fitted with directive wheel 8, and the left and right ends inside the pedestal 3 are equipped with height regulating mechanism
9, the petroleum pipeline support base 5 is matched by height regulating mechanism 9 with groove 4, the top of the petroleum pipeline support base 5
Equipped with semi-circular recesses 7, the petroleum pipeline 6 is located on the semi-circular recesses 7 of petroleum pipeline support base 5, the movable pulley 10
It is vertically mounted on by bolted connection on four angles of 3 bottom of pedestal;The height regulating mechanism 9 is by lifting gear
91, pump body device 92, lifting gear 93, tumbler 94, the first connecting plate 95, the first support plate 96, first bearing 97, second
Bearing 98, the second support plate 99, oil pipe 910,3rd bearing 911, the second support plate 912 composition, the lifting gear 91 and stone
5 bottom vertical connection of oil-piping support base, the lifting gear 91 are connected by oil pipe 910 with pump body device 92, the pump
Body device 92 passes through the second support plate 912, the inner wall vertical connection of the first connecting plate 95 and pedestal 3, the lifting gear 93
It matches in the lower left corner of pump body device 92 and between the two, described first support plate, 96 one end and the internal vertical of pedestal 3 are welded
It connects, the top vertical welding of the other end and the second support plate 99, the bottom of second support plate 99 and the bottom plate top of pedestal 3
The centre of vertical welding, first support plate, 96 and second support plate 99 is nested with first bearing 97 and second bearing respectively
98, the tumbler 94 is mounted on the top of 3 bottom plate of pedestal, and the right plate bottom of the pedestal 3 is nested with 3rd bearing
911, the lifting gear 91 is by ring flange 911, First piston bar 912, the first sealing ring 913, first piston 914, lift cylinders
915 compositions, 912 one end of the First piston bar and 911 vertical welding of ring flange, the other end are connected with first piston 914, institute
It is clearance fit, the front end of the lift cylinders 915 that first piston 914, which is stated, by the inner cylinder of First piston bar 912 and lift cylinders 915
It covers and is provided with through-hole, the first sealing ring 913 is installed on through-hole, the lift cylinders 915 are connected with pump body device 92, the pump
Body device 92 is made of the pump housing 921, second piston 922, second piston bar 923, the second sealing ring 924, inside the pump housing 921
Equipped with second piston 922 and second piston bar 923, the second piston 922 passes through in second piston bar 923 and the pump housing 921
Cylinder clearance fit is provided with through-hole among the rear end cap inside the pump housing 921, the second sealing ring 924 is nested on through-hole, described
Second piston bar 923 penetrates through the second sealing ring 924, the rodless cavities of the lift cylinders 915 be equipped with oil inlet by oil pipe 910 with
On the pump housing 921 rodless cavity oil outlet perforation connection, the lifting gear 93 by lead screw 931, lifter plate 932, threaded hole 933,
Nut seat 934 forms, and the lead screw 931 is vertically arranged, 931 top of the lead screw and 95 upper bearing (metal) inner ring mistake of the first connecting plate
It is full of cooperation, bottom and the inner ring of first bearing 97 in the first support plate 96 are interference fitted, and threaded hole is provided on the lifter plate 932
933, the nut seat 934 is vertically mounted on the bottom of lifter plate 932 by bolted connection, and the lifter plate 932 is logical
It crosses nut seat 934 to be threadedly coupled with lead screw 931, the lead screw 931 is connected with tumbler 94, the second piston bar 923
One end by the right end vertical connection of ring flange and the top of lifter plate 932, the second piston bar 923 by lifter plate 932 with
Lead screw 931 slides up and down cooperation, the tumbler 94 by handle 941, rolled round 942, rotating bar 943, bevel pinion 944,
Big angular wheel 945 forms, and the rolled round 942 is equipped with handle 941, and 943 one end of the rotating bar is vertical with rolled round 942 to be connected
It connecing, the other end is connected with bevel pinion 944 by key, and the bevel pinion 944 is meshed with bevel pinion 944,
The bevel pinion 944 is connected with lead screw 931 by key, and the bevel pinion 944 is arranged symmetrically, the rotating bar
Bevel pinion 944 there are one also being installed on 943 one end, the height of the bevel pinion 944 and 3 inner right side of pedestal
Adjustment mechanism 9 is connected.
Petroleum pipeline 6 is placed on the semi-circular recesses 7 on petroleum pipeline support base 5, hydraulic support leg 1 works base
Seat 3 jacks up, and so that it is stablized motionless;Holding is stopped handle 941, rotates clockwise rolled round 942, the rotating bar 943 coaxial with rolled round 942
And then rotation drives bevel pinion 944, the big angular wheel 945 being meshed with bevel pinion 944 that lead screw 931 is made and then to revolve
Turn, lead screw 931 makes nut seat 934 that lifter plate 932 be driven to move upwards, and lifter plate 932 makes second piston bar 923 push second to live
Plug 922 moves upwards in the pump housing 921, and the hydraulic oil in 921 rodless cavity of the pump housing is entered by oil pipe 910 in lift cylinders 915
Rodless cavity in, the hydraulic oil volume in the rodless cavity in lift cylinders 915 become larger make first piston 914 push First piston bar
912 move upwards, to make petroleum pipeline support base 5 move upwards, and then between two petroleum pipelines 6 to be spliced of adjustment
Difference in height facilitates splicing.
The present invention solves prior-art devices when carrying out abutting joint to petroleum pipeline, sometimes not because of the height of installation
One, it causes the precision of installation not high, can have the pipeline on both sides not on same axis, need to readjust and highly come again
The problem of installing, influencing installation effectiveness in this way, the present invention is combined with each other by above-mentioned component, and height is equipped in base interior
Adjustment mechanism, height regulating mechanism adjust the height of petroleum pipeline support base using hydraulic drive, to be waited for finely tune two
Difference in height between the petroleum pipeline of splicing, hydraulic drive reciprocal transmission easy to implement, the power of transmission are big, it is ensured that two
Petroleum pipeline is not in shaking phenomenon in splicing, to improve docking efficiency.
Above only describes the basic principles and preferred embodiment of the present invention, and those skilled in the art can be according to foregoing description
Many changes may be made and improves, these changes and improvements should belong to the scope of protection of the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. a kind of petroleum pipeline installation auxiliary device, structure includes hydraulic support leg (1), fixed seat (2), pedestal (3), groove
(4), petroleum pipeline support base (5), petroleum pipeline (6), semi-circular recesses (7), directive wheel (8), height regulating mechanism (9), shifting
Driving wheel (10), it is characterised in that:
On the side at four angles that the fixed seat (2) is vertically mounted on pedestal (3) by way of being welded to connect, the hydraulic pressure
Support leg (1) is vertical with fixed seat (2) to be fixedly connected, and groove (4), a left side for the groove (4) are provided on pedestal (3) top
Right two sides are fitted with directive wheel (8), and the internal left and right ends of the pedestal (3) are equipped with height regulating mechanism (9), described
Petroleum pipeline support base (5) is matched by height regulating mechanism (9) with groove (4), the petroleum pipeline support base (5) it is upper
Side is equipped with semi-circular recesses (7), and the petroleum pipeline (6) is located on the semi-circular recesses (7) of petroleum pipeline support base (5), institute
Movable pulley (10) is stated to be vertically mounted on by bolted connection on four angles of pedestal (3) bottom;
The height regulating mechanism (9) by lifting gear (91), pump body device (92), lifting gear (93), tumbler (94),
First connecting plate (95), the first support plate (96), first bearing (97), second bearing (98), the second support plate (99), oil pipe
(910), 3rd bearing (911), the second support plate (912) composition, the lifting gear (91) and petroleum pipeline support base (5) bottom
Portion's vertical connection, the lifting gear (91) are connected by oil pipe (910) with pump body device (92), the pump body device (92)
By the second support plate (912), the inner wall vertical connection of the first connecting plate (95) and pedestal (3), lifting gear (93) position
It matches in the lower left corner of pump body device (92) and between the two, the inside of described first support plate (96) one end and pedestal (3)
Vertical welding, the top vertical welding of the other end and the second support plate (99), the bottom of second support plate (99) and pedestal
(3) vertical welding at the top of bottom plate, first support plate (96) and the centre of the second support plate (99) are nested with first respectively
Bearing (97) and second bearing (98), the tumbler (94) are mounted on the top of pedestal (3) bottom plate, the pedestal (3)
Right plate bottom be nested with 3rd bearing (911).
2. a kind of petroleum pipeline installation auxiliary device as described in claim 1, it is characterised in that:The lifting gear (91) by
Ring flange (911), First piston bar (912), the first sealing ring (913), first piston (914), lift cylinders (915) composition, institute
First piston bar (912) one end and ring flange (911) vertical welding are stated, the other end is connected with first piston (914), and described
One piston (914) is clearance fit by the inner cylinder of First piston bar (912) and lift cylinders (915), the lift cylinders (915)
It is provided with through-hole on drive end bearing bracket, the first sealing ring (913), the lift cylinders (915) and pump body device (92) phase are installed on through-hole
Connection.
3. a kind of petroleum pipeline installation auxiliary device as claimed in claim 1 or 2, it is characterised in that:The pump body device
(92) it is made of the pump housing (921), second piston (922), second piston bar (923), the second sealing ring (924), the pump housing
(921) it is internally provided with second piston (922) and second piston bar (923), the second piston (922) passes through second piston bar
(923) with the inner cylinder clearance fit of the pump housing (921), it is provided with through-hole among the internal rear end cap of the pump housing (921), it is embedding on through-hole
It is cased with the second sealing ring (924), the second piston bar (923) penetrates through the second sealing ring (924).
4. a kind of petroleum pipeline installation auxiliary device as claimed in claim 2, it is characterised in that:The lift cylinders (915)
Rodless cavity is equipped with oil inlet and penetrates through connection by the rodless cavity oil outlet on oil pipe (910) and the pump housing (921).
5. a kind of petroleum pipeline installation auxiliary device as described in claim 1, it is characterised in that:The lifting gear (93) by
Lead screw (931), lifter plate (932), threaded hole (933), nut seat (934) composition, the lead screw (931) are vertically arranged, institute
It states and is interference fitted with the first connecting plate (95) upper bearing (metal) inner ring at the top of lead screw (931), bottom and in the first support plate (96) first
The inner ring of bearing (97) is interference fitted, and is provided with threaded hole (933) on the lifter plate (932), the nut seat (934) passes through spiral shell
The bottom that the mode connect is vertically mounted on lifter plate (932) is tethered, the lifter plate (932) passes through nut seat (934) and lead screw
(931) it is threadedly coupled, the lead screw (931) is connected with tumbler (94).
6. a kind of petroleum pipeline installation auxiliary device as claimed in claim 3, it is characterised in that:The second piston bar
(923) one end passes through liter by the right end vertical connection at the top of ring flange and lifter plate (932), the second piston bar (923)
Drop plate (932) slides up and down cooperation with lead screw (931).
7. a kind of petroleum pipeline installation auxiliary device as described in claim 1 or 5, it is characterised in that:The tumbler
(94) it is made of handle (941), rolled round (942), rotating bar (943), bevel pinion (944), big angular wheel (945), institute
State rolled round (942) and be equipped with handle (941), described rotating bar (943) one end and rolled round (942) vertical connection, the other end with it is small
Angular wheel (944) is connected by key, and the bevel pinion (944) is meshed with bevel pinion (944), the conelet
Shape gear (944) is connected with lead screw (931) by key.
8. a kind of petroleum pipeline installation auxiliary device as claimed in claim 7, it is characterised in that:The bevel pinion
(944) be arranged symmetrically, on one end of the rotating bar (943) also installation there are one bevel pinion (944), the conelet
Shape gear (944) is connected with the height regulating mechanism (9) of pedestal (3) inner right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419846.7A CN108692103A (en) | 2018-05-04 | 2018-05-04 | A kind of petroleum pipeline installation auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419846.7A CN108692103A (en) | 2018-05-04 | 2018-05-04 | A kind of petroleum pipeline installation auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108692103A true CN108692103A (en) | 2018-10-23 |
Family
ID=63845998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810419846.7A Withdrawn CN108692103A (en) | 2018-05-04 | 2018-05-04 | A kind of petroleum pipeline installation auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108692103A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028437A (en) * | 2020-01-31 | 2020-04-17 | 安徽颐博水泵科技有限公司 | Water surface platform of voice-operated interactive music fountain and control system thereof |
-
2018
- 2018-05-04 CN CN201810419846.7A patent/CN108692103A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028437A (en) * | 2020-01-31 | 2020-04-17 | 安徽颐博水泵科技有限公司 | Water surface platform of voice-operated interactive music fountain and control system thereof |
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Application publication date: 20181023 |