CN108591612A - A kind of ejector sleeve device - Google Patents
A kind of ejector sleeve device Download PDFInfo
- Publication number
- CN108591612A CN108591612A CN201810366287.8A CN201810366287A CN108591612A CN 108591612 A CN108591612 A CN 108591612A CN 201810366287 A CN201810366287 A CN 201810366287A CN 108591612 A CN108591612 A CN 108591612A
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- Prior art keywords
- push
- holding
- cylinder
- machine
- holding arm
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- 239000003921 oil Substances 0.000 claims description 32
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of ejector sleeve devices comprising：Holding tube machine, the holding tube machine wait for ejector sleeve road for holding tightly；Lower guide holder, the lower guide holder are arranged in the lower section of the holding tube machine；Push-and-pull machine, the push-and-pull machine are connected to one end of the lower guide holder and the side positioned at the holding tube machine, and the push-and-pull machine is for pushing the holding tube machine to be axially moveable, to realize to the propulsion for waiting for ejector sleeve road.Compared with prior art, ejector sleeve device proposed by the present invention is made of three seperated components such as holding tube machine, push-and-pull machine and lower guide holder, the quick assembling with pipeline can be realized, to lifting construction efficiency, in addition, split structure makes the transhipment of the present invention and repair more convenient.
Description
Technical field
The present invention relates to horizontal directional drilling machine manufacturing field, more particularly to a kind of ejector sleeve device.
Background technology
Ejector sleeve device is widely used in horizontal directional drilling engineering, and powerful power is provided for the laying of pipeline.
By means of ejector sleeve device, horizontal directional drilling machine can be laid with longer, larger diameter pipeline, and adapt to various severe geological conditions
Under pipe laying requirement.Ejector sleeve device can haul out the pipeline of damage, can also install new pipe in tunnel, ground end duct
Road.
Existing ejector sleeve device is generally an integral structure, and is difficult to carry out quick assembling with pipeline, in addition, integral type
Ejector sleeve device existing defects in terms of transport and repair.
Invention content
In order to solve the above technical problems, the present invention proposes a kind of ejector sleeve device, its technical solution is as follows：
A kind of ejector sleeve device comprising：
Holding tube machine, the holding tube machine wait for ejector sleeve road for holding tightly；
Lower guide holder, the lower guide holder are arranged in the lower section of the holding tube machine；
Push-and-pull machine, the push-and-pull machine is arranged in one end of the lower guide holder and positioned at the side of the holding tube machine, described
Push-and-pull machine is for pushing the holding tube machine to be moved axially along the lower guide holder, to realize to the propulsion for waiting for ejector sleeve road.
In a specific embodiment, the holding tube machine includes：Hanger, the hanger are equipped with upper fixed pin；Left holding
Pin joint is distinguished on the fixed pin in the upper end of arm and right holding arm, the left holding arm and the right holding arm, described left armful
Tight arm and the right holding arm can realize the opening and holding of the holding tube machine around the fixed pin radial rotating.
In a specific embodiment, the holding tube machine further includes opening and closing cylinder, and the cylinder body of the opening and closing cylinder is connected to
The top of the left holding arm, the top of the piston rod of the opening and closing cylinder are connected to the top of the right holding arm；When described
When the piston rod of opening and closing cylinder stretches out cylinder body, the holding tube machine is held tightly, when the piston rod of the opening and closing cylinder is retracted to cylinder body,
The holding tube machine opens.
In a specific embodiment, the holding tube machine further includes two insert-pull pin oil cylinders, the work of the insert-pull pin oil cylinder
Lower Fixed latches are connected on stopper rod, the lower end of the left holding arm is equipped with left locking hole, and the lower end of the right holding arm is worn
Equipped with right locking hole；When the holding tube machine is held tightly, one of them described insert-pull pin oil cylinder can push the fixation thereon
Bolt enters to the left locking hole to lock the left holding arm, and synchronously, another described insert-pull pin oil cylinder can then push away
The dynamic Fixed latches thereon enter to the right locking hole to lock the right holding arm.
In a specific embodiment, it is equipped with several holding oil respectively in the left holding arm and the right holding arm
Cylinder, it is each it is described hold tightly oil cylinder piston rod on be respectively connected with an arc-shaped axis tile, the holding oil cylinder can drive corresponding
It is moved inside and outside the axis tile；When the holding tube machine is held tightly, the medial surface of each axis tile be encircled into one it is intermittent, cylindric
Holding face, it is described to hold inward-facing receipts tightly at this point, when each each axis tile of holding hydraulic oil cylinder driving moves in or out
It contracts or expands outwardly.
In a specific embodiment, the opposite edge of the two neighboring axis tile is formed with broached-tooth design staggeredly,
It is covered with rubber layer on the medial surface of each axis tile.
In a specific embodiment, the push-and-pull machine includes：Machine base is pushed and pulled, two are symmetricly set on the push-and-pull machine
The push cylinder of pedestal, the piston rod of the push cylinder is towards the holding tube machine；When the holding tube machine is held tightly, one of them
The piston rod of the push cylinder can penetrate the left holding arm and be connect with the left holding arm, synchronously, another institute
The right holding arm can be penetrated and be connect with the right holding arm by stating the piston rod of push cylinder.
In a specific embodiment, the top of the piston rod of two push cylinder is equipped with connecting pin bores, described
It is equipped with the connection axis pin being used cooperatively with the connecting pin bores in right holding arm and the right holding arm.
In a specific embodiment, the push-and-pull machine base is equipped with push cylinder pedestal, the push cylinder pedestal
Through horizontal pin shaft pin joint on the push-and-pull machine base, the push cylinder pedestal can be rotated upwardly and downwardly around the horizontal pin shaft；
For the cylinder body of the push cylinder through vertical axis pin pin joint on the push cylinder pedestal, the push cylinder can be around described perpendicular
Sell axis left-right rotation directly to households.
In a specific embodiment, the push-and-pull machine further includes angle modulation oil cylinder, and the cylinder body of the angle modulation oil cylinder fixes peace
On the push-and-pull machine base, the piston rod of the angle modulation oil cylinder is then connected to the bottom of the push cylinder.
Compared with prior art, ejector sleeve device proposed by the present invention is by three points holding tube machine, push-and-pull of machine and lower guide holder etc.
Body component forms, and can realize the quick assembling with pipeline, to lifting construction efficiency, in addition, split structure makes this hair
Bright transhipment and repair is more convenient.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needing to make described in below embodiment being described
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.Wherein：
Fig. 1 is the structural schematic diagram of ejector sleeve device provided by the invention；
Fig. 2 is in the structural schematic diagram of holding state for the holding machine in the present invention；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is in the structural schematic diagram of open configuration for the holding machine in the present invention；
Fig. 5 is the structural schematic diagram of the axis tile in the present invention；
Fig. 6 is the side view of Fig. 5；
Fig. 7 is the structural schematic diagram of the holding tube machine of the push-and-pull machine in the present invention；
Fig. 8 is the vertical view of Fig. 7.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Shown in please referring to Fig.1, ejector sleeve device of the invention comprising holding tube machine 100, push-and-pull machine 200 and lower guide holder
300.Wherein：
The holding tube machine 100 waits for ejector sleeve road 500 for embracing, and can be to contract to realize to the pipeline 500
It is radial to hold tightly.
The lower guide holder 300 is arranged in the lower section of the holding tube machine 100.When the holding tube machine 100 holds the pipeline tightly
When 500, the lower end of the holding tube machine 100 is supported on the lower guide holder 300 and can be axial (i.e. along the lower guide holder 300
The extending direction of pipeline 500) it is mobile.
The push-and-pull machine 200 is connected to one end of the lower guide holder 300 and the side positioned at the holding tube machine 100.When
When the holding tube machine 100 holds the pipeline 500 tightly, the power output end of the push-and-pull machine 200 can be connected to the holding tube machine
100 to push the holding tube machine 100 to be moved axially along the lower guide holder 300, final to realize pushing away to the pipeline 500
Into.
It please refers to Fig.2 to shown in Fig. 4, in a specific embodiment, the holding tube machine 100 is that suspension type holds machine tightly,
Including hanger 101, left holding arm 105, right holding arm 106 and opening and closing cylinder 104.Wherein：
The upper end of the hanger 101 is set there are two hanging ring, and the holding tube machine 100 and mobile institute can be sling through the hanging ring
Holding tube machine 100 is stated, fixed pin 102 is installed on the hanger 101.
Pin joint is distinguished on the fixed pin 102 in the upper end of the left holding arm 105 and the right holding arm 106, described
Left holding arm 105 and the right holding arm 106 can be around the fixed pins 102 radially (perpendicular to the extension of the pipeline 500
Direction) inside/outside rotation, to realize the opening or holding of the holding tube machine 100.As shown in figure 3,105 He of left holding arm
The medial surface of the right holding arm 106 is semi-cylindrical shaped, when the left holding arm 105 and the right holding arm 106 are to internal diameter
To when rotating and finally holding tightly, it is encircled into a closed columnar holding space between the two, to realize to pipeline 500
Holding.
Since the size of the left holding arm 105 and the left holding arm 105 is fixed, when the holding tube machine 100 is locked
When tight, the size in the holding space that the medial surface of the left holding arm 105 and the right holding arm 106 is encircled into is also
It is fixed, it can not be adjusted, therefore be only capable of realizing and a kind of rigidity of the pipeline 500 of size is held tightly.
In order to solve the technical problem, in the present embodiment, the left holding arm 105 and the right holding arm 106 are respectively provided with
For hollow frame structure.It is worn respectively in the left holding arm 105 and the right holding arm 106 there are four holding oil cylinder 109,
It is respectively connected with an arc-shaped axis tile 110 on each piston rod for holding oil cylinder 109 tightly, each holding oil cylinder 109 can drive
It is radially inside and outside mobile to move the corresponding axis tile 110.When the holding tube machine 100 is held tightly, the medial surface of each axis tile 110
It is encircled into an intermittent, cylindric holding face.At this point, when each holding oil cylinder 109 drives each axis tile 110 inside
Or when being displaced outwardly, the holding is towards contract or expands outwardly.To realize the flexibility to the pipeline 500 of varying cross-section
It holds tightly.
It please refers to shown in Fig. 5, as a preferred embodiment, the opposite edge of the two neighboring axis tile 110 is formed
There is sawtooth (or waveform) structure staggeredly, one layer of rubber material is then covered on the medial surface of the axis tile 110.By axis tile
110 opposite edges are set as broached-tooth design staggeredly, caused by have technical effect that：When four axis tiles 110 are embraced
When the tight pipeline 500, the position in gap between pipeline 500 can be prevented to be exposed to the adjacent axis tile 110 is by buckling
Shape.And on the medial surface of the axis tile 110 cover rubber layer purpose then the axis tile 110 damages the pipeline in order to prevent
The erosion resistant coating on 500 surfaces.It please refers to shown in Fig. 6, asks in the present embodiment, four axis tiles 110 are by one section of complete steel pipe four
Decile is cut, and joint-cutting is zigzag.
The cylinder body of the opening and closing cylinder 104 is fixed on the top of the left holding arm 105, the work of the opening and closing cylinder 104
The top of stopper rod is then fixedly connected on the top of the right holding arm 106.Piston rod by controlling the opening and closing cylinder 104 is stretched
The holding or opening of the holding tube machine 100 can be realized by going out or retracting.As shown in figure 3, the piston rod when the opening and closing cylinder 104 is stretched
When going out cylinder body, the holding tube machine 100 is held tightly.As shown in figure 4, when the piston rod of the opening and closing cylinder 104 is retracted to cylinder body, institute
State the opening of holding tube machine 100.
Further include two insert-pull pin oil cylinders 111, two insert-pull pins shown in Fig. 2 in the present embodiment
Lower Fixed latches are connected on the piston rod of oil cylinder 111.Corresponding, the lower end of the left holding arm 105 is equipped with left locking hole
107, the lower end of the right holding arm 106 is equipped with right locking hole 108.When the holding tube machine 100 is held tightly completely, one of them
The insert-pull pin oil cylinder 111 can push the Fixed latches thereon to enter in the left locking hole 107 to realize to institute
The locking positioning of left holding arm 105 is stated, synchronously, another described insert-pull pin oil cylinder 111 can then push thereon described solid
It is interior to realize the locking positioning to the right holding arm 106 into the right locking hole 108 to determine bolt.
Shown in Fig. 2 and Fig. 4, in the present embodiment, the both ends of the hanger 101 are connected separately with a pair and are in
The upper end of " splayed " structure directing wheel 103, the directive wheel 103 is fixedly connected on hanger 101.
It please refers to Fig.1, shown in Fig. 7 and Fig. 8, in the present embodiment, the push-and-pull machine 200 includes push-and-pull machine base 201 and two
A push cylinder 203 for being symmetricly set on the push-and-pull machine base 201, the piston rods of two push cylinder 203 is towards institute
State holding tube machine 100.The end of the piston rod of two push cylinder pedestals 202 is equipped with connecting pin bores 207, corresponding, institute
It states and is equipped with the connection axis pin 400 being used cooperatively with the connecting pin bores 207 in left holding arm 105 and the right holding arm 106.
When the holding tube machine 100 is held tightly, the piston rod of one of them push cylinder 203 can penetrate described left armful
Tight arm 105 and through thereon the connecting pin bores 207 and 400 pin joint of connection axis pin in the left holding arm 105, it is another
The piston rod of a push cylinder 203 can then penetrate the right holding arm 106 and through thereon the connecting pin bores 207 with
400 pin joint of connection axis pin in the right holding arm 106.
When the piston rod of two push cylinder 203 is completed and the left holding arm 105 and the right holding arm 106
After connection.The piston rod movement of the push cylinder 203 is controlled, then the holding tube machine 100 can be pushed to move axially, to realize
Propulsion to pipeline 500.
In order to ensure that the piston rod of the push cylinder 203 can smoothly enter the left holding arm 105 or the right side
Holding arm 106.In the present embodiment, the push-and-pull machine base 201 is equipped with push cylinder pedestal 202, the push cylinder pedestal
202 through 204 pin joint of horizontal pin shaft in the push-and-pull machine base 201, the push cylinder pedestal 202 can be around the horizontal pin shaft
204 rotate upwardly and downwardly that the push cylinder 203 is driven to rotate upwardly and downwardly.The cylinder body of the push cylinder 203 is through vertical axis pin 205
For pin joint in the push cylinder pedestal 202, the push cylinder 203 can be around 205 left-right rotation of vertical axis pin.
As it can be seen that through the horizontal pin shaft 204 and the vertical axis pin 205, the angle of the push cylinder 203 can be realized
Flexible modulation, so as to ensure the smooth connection of its piston rod and the holding tube machine 100.
As a preferred embodiment, in the present embodiment, the push-and-pull machine 200 further includes angle modulation oil cylinder 206, the angle modulation
The cylinder body of oil cylinder 206 is fixedly mounted on the push-and-pull machine base 201, and the piston rod of the angle modulation oil cylinder 206 is then connected to institute
The bottom of push cylinder 203 is stated, 206 one side of the angle modulation oil cylinder can realize the support to the push cylinder 203, another
Aspect can realize azimuthal fine tuning to push cylinder 203.
The ejector sleeve process of ejector sleeve device in the present embodiment is as follows：
Step 1: pushing away rubbish machine 200 and the lower guide holder 300 is fixedly installed to and waits for the lower section in ejector sleeve road 500 by described；
Step 2: the holding tube machine 100 is hoisted to right over pipeline 500 by on-site hoisting equipment, and described in control
The left holding arm 105 and right holding arm 106 of holding tube machine 100 are opened；
Step 3: the holding tube machine 100 is put down, at this point, the directive wheel 103 rides on the pipeline 500 (with reference to figure 4
It is shown)；
Step 4: controlling the left holding arm 105 and the inside holding of right holding arm 106 of the holding tube machine 100, institute is then controlled
It states the push cylinder 203 pushed away on rubbish machine 200 to act, the piston rod for completing the push cylinder 203 pushes away rubbish machine 200 with described
Pin joint；
Step 5: the piston rod for controlling four clamping cylinders 209 on the holding tube machine 100 stretches out so that four
The axis tile 210 is flexible to hold the pipeline 500 tightly, at this point, the directive wheel 103 leaves the pipeline 500；
Step 6: the piston rod for pushing away the push cylinder 203 on rubbish machine 200 is protruding until reaching full row
Journey, to push the holding tube machine 100 to be moved axially along the lower guide holder 300, to drive the pipeline 500 to synchronize axial direction
Promote a stroke.
Step 7: the piston rod for controlling four clamping cylinders 209 on the holding tube machine 100 is retracted so that four
The axis tile 210 discharges the pipeline 500, then controls the left holding arm 105 and right holding arm 106 is expanded outwardly and left
The pipeline 500.
Step 3 is repeated to step 7, until the pipeline 500 is advanced into target location.
The description with certain particularity detailed enough has been carried out to the present invention above.Ordinary skill in fields
Personnel are it should be understood that the description in embodiment is only exemplary, before without departing from true spirit and scope of the present invention
Put make it is all change should all belong to the scope of protection of the present invention.Scope of the present invention is by the power
What sharp claim was defined, rather than limited by the foregoing description in embodiment.
Claims (10)
1. a kind of ejector sleeve device, which is characterized in that it includes：
Holding tube machine, the holding tube machine wait for ejector sleeve road for holding tightly；
Lower guide holder, the lower guide holder are arranged in the lower section of the holding tube machine；
Push-and-pull machine, the push-and-pull machine are arranged in one end of the lower guide holder and positioned at the side of the holding tube machine, the push-and-pull
Machine is for pushing the holding tube machine to be moved axially along the lower guide holder, to realize to the propulsion for waiting for ejector sleeve road.
2. ejector sleeve device as described in claim 1, which is characterized in that the holding tube machine includes：
Hanger, the hanger are equipped with upper fixed pin；
Pin joint is distinguished in the fixed pin in the upper end of left holding arm and right holding arm, the left holding arm and the right holding arm
On, the left holding arm and the right holding arm can be realized around the fixed pin radial rotating holding tube machine opening and
It holds tightly.
3. ejector sleeve device as claimed in claim 2, it is characterised in that：
The holding tube machine further includes opening and closing cylinder, and the cylinder body of the opening and closing cylinder is connected to the top of the left holding arm, described
The top of the piston rod of opening and closing cylinder is connected to the top of the right holding arm；
When the piston rod of the opening and closing cylinder stretches out cylinder body, the holding tube machine is held tightly, when the piston rod of the opening and closing cylinder contracts
When being back to cylinder body, the holding tube machine opens.
4. ejector sleeve device as claimed in claim 2, it is characterised in that：
The holding tube machine further includes two insert-pull pin oil cylinders, and lower Fixed latches are connected on the piston rod of the insert-pull pin oil cylinder,
The lower end of the left holding arm is equipped with left locking hole, and the lower end of the right holding arm is equipped with right locking hole；
When the holding tube machine is held tightly, one of them described insert-pull pin oil cylinder can push the Fixed latches thereon to enter to
The left locking hole is to lock the left holding arm, and synchronously, another described insert-pull pin oil cylinder can then push institute thereon
It states Fixed latches and enters to the right locking hole to lock the right holding arm.
5. ejector sleeve device as claimed in claim 2, it is characterised in that：
Several are equipped in the left holding arm and the right holding arm respectively and holds oil cylinder, each piston for holding oil cylinder tightly tightly
An arc-shaped axis tile is respectively connected on bar, the holding oil cylinder can drive and be moved inside and outside the corresponding axis tile；
When the holding tube machine is held tightly, the medial surface of each axis tile is encircled into an intermittent, cylindric holding face, this
When, when each each axis tile of holding hydraulic oil cylinder driving moves in or out, the holding is towards contract or to extending out
.
6. ejector sleeve device as claimed in claim 2, it is characterised in that：
The opposite edge of the two neighboring axis tile is formed with broached-tooth design staggeredly, is covered on the medial surface of each axis tile
There is rubber layer.
7. ejector sleeve device as claimed in claim 2, which is characterized in that the push-and-pull machine includes：
Machine base is pushed and pulled,
Two push cylinder for being symmetricly set on the push-and-pull machine base, the piston rod of the push cylinder is towards the holding tube
Machine；
When the holding tube machine is held tightly, the piston rod of one of them push cylinder can penetrate the left holding arm and with institute
State the connection of left holding arm, synchronously, the piston rod of another push cylinder can penetrate the right holding arm and with it is described
Right holding arm connection.
8. ejector sleeve device as claimed in claim 7, it is characterised in that：The top of the piston rod of two push cylinder is all provided with
There is connecting pin bores, the connecting pin being used cooperatively with the connecting pin bores is equipped in the right holding arm and the right holding arm
Axis.
9. ejector sleeve device as claimed in claim 7, it is characterised in that：
The push-and-pull machine base is equipped with push cylinder pedestal, and the push cylinder pedestal is through horizontal pin shaft pin joint in the push-and-pull
On machine base, the push cylinder pedestal can be rotated upwardly and downwardly around the horizontal pin shaft；
For the cylinder body of the push cylinder through vertical axis pin pin joint on the push cylinder pedestal, the push cylinder can be around institute
State vertical axis pin left-right rotation.
10. ejector sleeve device as claimed in claim 7, which is characterized in that
The push-and-pull machine further includes angle modulation oil cylinder, and the cylinder body of the angle modulation oil cylinder is fixedly mounted on the push-and-pull machine base, institute
The piston rod for stating angle modulation oil cylinder is then connected to the bottom of the push cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810366287.8A CN108591612A (en) | 2018-04-23 | 2018-04-23 | A kind of ejector sleeve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810366287.8A CN108591612A (en) | 2018-04-23 | 2018-04-23 | A kind of ejector sleeve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108591612A true CN108591612A (en) | 2018-09-28 |
Family
ID=63614685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810366287.8A Pending CN108591612A (en) | 2018-04-23 | 2018-04-23 | A kind of ejector sleeve device |
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| Country | Link |
|---|---|
| CN (1) | CN108591612A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110282577A (en) * | 2019-07-05 | 2019-09-27 | 中冶天工集团有限公司 | A kind of device and construction method of the field fabrication installation glass reinforced plastic group tank in anti-corrosion foundation |
| CN110454614A (en) * | 2019-08-30 | 2019-11-15 | 奥瑞拓能源科技股份有限公司 | A kind of large-scale pipeline long range power-assisted returns and drags equipment |
| CN110454615A (en) * | 2019-08-27 | 2019-11-15 | 奥瑞拓能源科技股份有限公司 | A kind of pipeline push-and-pull cohesion device |
| CN110469715A (en) * | 2019-08-27 | 2019-11-19 | 奥瑞拓能源科技股份有限公司 | A kind of propulsion device and method |
| CN110513535A (en) * | 2019-09-06 | 2019-11-29 | 重庆科技学院 | Double dynamical ejector sleeve machine |
| CN110817726A (en) * | 2019-12-02 | 2020-02-21 | 山东丰汇设备技术有限公司 | Tower body tile holding mounting and dismounting device and mounting and dismounting method of tower crane |
| CN110906060A (en) * | 2019-12-06 | 2020-03-24 | 中国铁建重工集团股份有限公司 | Pipe clamp |
| CN113187952A (en) * | 2021-04-29 | 2021-07-30 | 河南水建集团有限公司 | Nodular cast iron steel pipe laying device for water conservancy construction |
| CN113339582A (en) * | 2021-06-21 | 2021-09-03 | 江苏探越者装备制造有限公司 | Bidirectional continuous full-hydraulic rack type pipe pushing machine |
| CN113566020A (en) * | 2021-07-23 | 2021-10-29 | 重庆科技学院 | Roller pipe pushing machine |
| CN113859096A (en) * | 2021-09-07 | 2021-12-31 | 湖南双达机电有限责任公司 | Pipe string clamping jaw and pipe string vehicle |
| CN114000886A (en) * | 2021-09-24 | 2022-02-01 | 湖南健伟通机械设备有限公司 | Pushing device |
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| CN110454615A (en) * | 2019-08-27 | 2019-11-15 | 奥瑞拓能源科技股份有限公司 | A kind of pipeline push-and-pull cohesion device |
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| CN110817726A (en) * | 2019-12-02 | 2020-02-21 | 山东丰汇设备技术有限公司 | Tower body tile holding mounting and dismounting device and mounting and dismounting method of tower crane |
| CN110906060B (en) * | 2019-12-06 | 2022-02-15 | 中国铁建重工集团股份有限公司 | Pipe clamp |
| CN110906060A (en) * | 2019-12-06 | 2020-03-24 | 中国铁建重工集团股份有限公司 | Pipe clamp |
| CN113187952A (en) * | 2021-04-29 | 2021-07-30 | 河南水建集团有限公司 | Nodular cast iron steel pipe laying device for water conservancy construction |
| CN113187952B (en) * | 2021-04-29 | 2024-01-12 | 河南水建集团有限公司 | Nodular cast iron steel pipe laying device for water conservancy construction |
| CN113339582A (en) * | 2021-06-21 | 2021-09-03 | 江苏探越者装备制造有限公司 | Bidirectional continuous full-hydraulic rack type pipe pushing machine |
| CN113339582B (en) * | 2021-06-21 | 2023-12-05 | 江苏探越者装备制造有限公司 | Bidirectional continuous full-hydraulic rack type pipe pushing machine |
| CN113566020A (en) * | 2021-07-23 | 2021-10-29 | 重庆科技学院 | Roller pipe pushing machine |
| CN113859096A (en) * | 2021-09-07 | 2021-12-31 | 湖南双达机电有限责任公司 | Pipe string clamping jaw and pipe string vehicle |
| CN113859096B (en) * | 2021-09-07 | 2023-10-20 | 湖南双达机电有限责任公司 | Pipe string claw and pipe string vehicle |
| CN114000886A (en) * | 2021-09-24 | 2022-02-01 | 湖南健伟通机械设备有限公司 | Pushing device |
| CN114000886B (en) * | 2021-09-24 | 2024-03-05 | 湖南健伟通机械设备有限公司 | Pushing device |
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Application publication date: 20180928 |