CN207892951U - A kind of horizontal extension arm and power pipeline transport device - Google Patents
A kind of horizontal extension arm and power pipeline transport device Download PDFInfo
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- CN207892951U CN207892951U CN201820255361.4U CN201820255361U CN207892951U CN 207892951 U CN207892951 U CN 207892951U CN 201820255361 U CN201820255361 U CN 201820255361U CN 207892951 U CN207892951 U CN 207892951U
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- extension arm
- horizontal extension
- internal layer
- driving device
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- 239000013013 elastic material Substances 0.000 claims description 26
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000032258 transport Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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Abstract
The utility model discloses a kind of horizontal extension arm and power pipeline transport device, is related to power pipeline equipment technology field of transport.Structure complexity and control difficulty for solving the problems, such as how to reduce horizontal extension arm.The utility model horizontal extension arm includes retractable driving device and multiple sleeves, the cooperation socket successively from the inside to the outside of multiple sleeves, retractable driving device is located in multiple sleeves, the fixing end of retractable driving device and outermost sleeve connection, the telescopic end of retractable driving device and the sleeve connection of innermost layer, it is equipped between two neighboring sleeve and stretches out limiting device and retraction limiting device, it stretches out limiting device and is used to limit the maximum length that the sleeve in two neighboring sleeve positioned at internal layer stretches out the sleeve positioned at outer layer, the sleeve that retraction limiting device is used to limit in two neighboring sleeve positioned at internal layer is retracted positioned at the maximum length of the sleeve of outer layer.The utility model horizontal extension arm is for driving power pipeline to move in the horizontal direction.
Description
Technical field
The utility model is related to power pipeline equipment technology field of transport more particularly to a kind of horizontal extension arms and power pipe
Line transport device.
Background technology
Pipe gallery is a tunnel space for being built in Urban Underground, is used for electric power, communication, combustion gas, heat supply, discharge
The various utilities pipelines such as water are integrated in the inner.Wherein, in order to by power pipeline (such as GIL (Gas Insulated Metal
Enclosed Transmission Line, gas-insulated transmission line)) it transports and is installed on specified location in pipe gallery
Side wall on, can first in pipe gallery fixing bracket on the side wall of specified location, then stretched using carrying level
Power pipeline is transported the designated position to pipe gallery by the travelling bogie of contracting arm and vertical telescopic arm, finally by driving water
Flat telescopic arm and vertical telescopic arm, to drive power pipeline to be moved on the holder on the side wall of pipe gallery.Wherein, level is stretched
Structure as shown in Figure 1 may be used in the structure of contracting arm, that is, horizontal extension arm includes multiple casings 01, and multiple casings 01 are along water
Square to extension, and the cooperation socket successively from the inside to the outside of multiple casings 01, hydraulic pressure is respectively connected between each adjacent two casing 01
Cylinder 02 can drive the casing 01 in two neighboring casing 01 positioned inside to stretch out or be retracted to and be located at when hydraulic cylinder 02 stretches
In the casing 01 in outside, horizontal extension arm can be driven to elongate or shorten from there through control multiple hydraulic cylinders 02.This is simple in structure,
It is easy to implement.
But the structure of horizontal extension arm shown in Fig. 1 increases with the quantity of casing 01, the quantity of hydraulic cylinder 02 is also therewith
Increase, to increase structure complexity and control difficulty.
Utility model content
A kind of horizontal extension arm of the utility model offer and power pipeline transport device are stretched for how solution to reduce level
The problem of structure complexity and control difficulty of contracting arm.
In order to achieve the above objectives, the utility model adopts the following technical solution：
In a first aspect, the utility model provides a kind of horizontal extension arm, including retractable driving device and multiple sleeves, it is more
A sleeve is horizontally extending, and the cooperation socket successively from the inside to the outside of multiple sleeves, the telescopic drive dress
Setting in multiple sleeves, and the extending direction one of the telescopic direction of the retractable driving device and multiple sleeves
Cause, the fixing end of the retractable driving device and the outermost sleeve connection, the telescopic end of the retractable driving device with
The sleeve connection of innermost layer, when fixing end of the telescopic end relative to the retractable driving device of the retractable driving device
When elongating or shortening, in the two neighboring sleeve positioned at internal layer the sleeve it is extended or retract positioned at outer layer the set
It is equipped in cylinder, and between the two neighboring sleeve and stretches out limiting device and retraction limiting device, the stretching limiting device is used
The sleeve for being located at internal layer in the two neighboring sleeve of restriction stretches out the maximum length of the sleeve positioned at outer layer, institute
It states retraction limiting device and retracts positioned at the described of outer layer for limiting the sleeve in the two neighboring sleeve positioned at internal layer
The maximum length of sleeve.
Preferably, the cross sectional shape of multiple sleeves is rectangle.
Preferably, the longer sides of the rectangle vertically extend, and the shorter edge of the rectangle is horizontally extending.
Optionally, the retractable driving device is hydraulic cylinder.
Optionally, the stretching limiting device includes limited block and the first postive stop baffle, and the limited block is fixed on adjacent
In two sleeves on the outer wall of the sleeve of internal layer, first postive stop baffle is fixed on the two neighboring set
It is located in cylinder on the inner wall of the sleeve of outer layer, first postive stop baffle is located at the limited block along positioned at the described of internal layer
Sleeve stretching direction front side, when in the two neighboring sleeve be located at internal layer the sleeve relative to the institute positioned at outer layer
When stating sleeve and extending out to maximum length, first postive stop baffle can limited block described in backstop.
Optionally, it is located at the institute of internal layer positioned at the stretching direction of the sleeve of internal layer along the two neighboring sleeve
The front end surface of the sleeve positioned at outer layer is stretched out in the front end for stating sleeve, and the retraction limiting device includes the second limiting block
Plate, second postive stop baffle are set on the outer wall of the front end of the sleeve of internal layer, when the two neighboring sleeve
In be located at the sleeve of internal layer when being retracted to maximum length relative to the sleeve positioned at outer layer, second postive stop baffle
By backstop in the front end surface positioned at the sleeve of outer layer.
Optionally, it is located at the institute of outer layer positioned at the stretching direction of the sleeve of internal layer along the two neighboring sleeve
It states and is fixed with the first elastic material in the front inner wall of sleeve, first elastic material is outer with the sleeve positioned at internal layer
Wall squeezes contact, and the second elastic material, second elastic material are fixed on the rear end outer wall of the sleeve of internal layer
It is contacted with the extruding of the inner wall of the sleeve positioned at outer layer.
Optionally, first elastic material and second elastic material are nylon.
Optionally, the quantity of the sleeve is three.
Second aspect, the utility model provide a kind of power pipeline transport device, including cargo carrier, vertical driving dress
It sets, horizontal extension arm and pallet, the horizontal extension arm are the horizontal extension arm described in any technical solution as above, the pallet
It is connected on the horizontal extension arm, the horizontal extension arm can drive the pallet to move horizontally, the vertical driving device
For driving the pallet and the horizontal extension arm vertically to move, and the vertical driving device is fixed on the fortune
On defeated equipment.
A kind of horizontal extension arm and power pipeline transport device provided by the utility model, the elongation process of horizontal extension arm
For：During driving retractable driving device elongation, retractable driving device drives the sleeve of innermost layer to stretch out first, works as innermost layer
Sleeve when extending out to maximum length, then the sleeve adjacent with the sleeve of innermost layer is driven to stretch out, thus drives multiple sets successively
Cylinder extend out to maximum length, so that horizontal extension arm is extended to maximum length.The retraction process of horizontal extension arm is：Driving is flexible
During driving device is retracted, retractable driving device drives the sleeve of innermost layer to retract first, when the sleeve of innermost layer is retracted
When to maximum length, then the sleeve adjacent with the sleeve of innermost layer is driven to retract, thus multiple sleeves is driven to be retracted to most successively
Long length, so that horizontal extension arm is retracted to minimum length.Compared with prior art, the utility model embodiment is stretched using one
Contracting driving device can drive multiple sleeves to stretch out or be retracted to maximum length, to reduce the complicated of horizontal extension arm
Degree and control difficulty.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of horizontal extension arm in the prior art；
Fig. 2 is structural schematic diagram when the utility model embodiment horizontal extension arm is in contraction state；
Fig. 3 is structural schematic diagram when the utility model embodiment horizontal extension arm is in elongation state；
Fig. 4 is the structural schematic diagram that horizontal extension arm is seen by the directions A shown in Fig. 2；
Fig. 5 is horizontal extension arm shown in Fig. 2 along the cross section structure schematic diagram of B-B；
Fig. 6 is the structural schematic diagram of the utility model embodiment power pipeline transport device.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that term "center", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indicates or imply and is signified
Device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to this practicality
Novel limitation.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
It is a specific embodiment of the utility model embodiment horizontal extension arm 1 with reference to Fig. 2 and Fig. 3, Fig. 2 and Fig. 3,
The horizontal extension arm 1 of the present embodiment includes retractable driving device 11 and multiple sleeves 12, and multiple sleeves 12 are along level side
To extension, and cooperation socket, the retractable driving device 11 are located at multiple sets to multiple sleeves 12 successively from the inside to the outside
In cylinder 12, and the telescopic direction of the retractable driving device 11 is consistent with the extending direction of multiple sleeves 12, described flexible
The fixing end 112 of driving device 11 is connect with the outermost sleeve 12, the telescopic end 111 of the retractable driving device 11 with
The sleeve 12 of innermost layer connects, when the telescopic end 111 of the retractable driving device 11 is relative to the retractable driving device
When 11 fixing end 112 elongates or shortens, in the two neighboring sleeve 12 positioned at internal layer the sleeve 12 it is extended or contracting
Return is equipped with to stretch out limiting device 13 and retract in the sleeve 12 of outer layer, and between the two neighboring sleeve 12 and limit
Device 14, the limiting device 13 that stretches out are used to limit the stretching of the sleeve 12 for being located at internal layer in the two neighboring sleeve 12
Positioned at the maximum length of the sleeve 12 of outer layer, the retraction limiting device 14 is for limiting the two neighboring sleeve 12
In be located at internal layer the sleeve 12 retract positioned at outer layer the sleeve 12 maximum length.
A kind of horizontal extension arm provided by the utility model, the elongation process of horizontal extension arm 1 are：Drive telescopic drive dress
During setting 11 elongations, retractable driving device 11 drives the sleeve 12 of innermost layer to stretch out first, when the sleeve 12 of innermost layer is stretched
When going out to maximum length, then the sleeve 12 adjacent with the sleeve of innermost layer 12 is driven to stretch out, thus drives multiple sleeves 12 successively
It is extend out to maximum length, so that horizontal extension arm 1 is extended to maximum length.The retraction process of horizontal extension arm 1 is：Driving is flexible
During driving device 11 is retracted, retractable driving device 11 drives the sleeve 12 of innermost layer to retract first, when the set of innermost layer
When cylinder 12 is retracted to maximum length, then the sleeve 12 adjacent with the sleeve of innermost layer 12 is driven to retract, thus driven successively multiple
Sleeve 12 is retracted to maximum length, so that horizontal extension arm 1 is retracted to minimum length.Compared with prior art, the utility model
Embodiment can be driven multiple sleeves 12 to stretch out or be retracted to maximum length using a retractable driving device 11, to reduce
The structure complexity and control difficulty of horizontal extension arm 1.
In above-mentioned implementation, the cross sectional shapes of multiple sleeves 12 can be square, is round, ellipse, triangle etc.,
It is not specifically limited herein.
Optionally, as shown in Figure 4 and Figure 5, the cross sectional shape of multiple sleeves 12 is rectangle, in this way, two neighboring sleeve 12
In be located at internal layer sleeve 12 cannot relative to positioned at outer layer sleeve 12 rotate, can avoid being connected to horizontal extension arm 1
End and the pallet for being used to carry power pipeline, which generate, turns on one's side, and the sleeve 12 of rectangular section is simple in structure, is easily worked.
In the above-described embodiments, for the load-bearing capacity for telescopic arm 1 of improving the standard, it is preferred that as shown in Figure 4 and Figure 5, square
The longer sides of shape vertically extend, and the shorter edge of rectangle is horizontally extending, in this way, the bending strength of sleeve 12 compared with
Greatly, the gravity that can be carried is larger.
In Fig. 2 and embodiment shown in Fig. 3, retractable driving device 11 can be cylinder, hydraulic cylinder and electric pushrod etc.
Deng being not specifically limited herein.
Optionally, retractable driving device 11 be hydraulic cylinder, the weight that hydraulic cylinder can push is larger, and response speed compared with
Soon, thus, it is possible to the flexible response speed for telescopic arm 1 of improving the standard and load capacities.
In the above-described embodiments, hydraulic cylinder can be two-stage hydraulic cylinder, or three-level hydraulic cylinder is not done specific herein
It limits.
In Fig. 2 and embodiment shown in Fig. 3, stretch out limiting device 13 structure can there are many, as long as can limit
The maximum length of the sleeve 12 positioned at outside is stretched out in two neighboring sleeve 12 positioned at the sleeve 12 of internal layer.
Optionally, structure shown in Fig. 3 can be made as by stretching out limiting device 13, that is, it includes limit to stretch out limiting device 13
Block 131 and the first postive stop baffle 132, limited block 131 are fixed on the outer wall of the sleeve 12 positioned at internal layer in two neighboring sleeve 12
On, the first postive stop baffle 132 is fixed in two neighboring sleeve 12 on the inner wall of the sleeve 12 of outer layer, the first limiting block
Plate 132 is located at limited block 131 along the front side in the stretching direction of the sleeve 12 positioned at internal layer, within being located in two neighboring sleeve 12
When the sleeve 12 of layer extend out to maximum length relative to the sleeve 12 positioned at outer layer, the first postive stop baffle 132 can backstop limited block
131, to prevent the sleeve 12 positioned at internal layer from continuing to stretch out the sleeve 12 positioned at outer layer, to define in two neighboring sleeve 12
The maximum length of the sleeve 12 positioned at outer layer is stretched out positioned at the sleeve 12 of internal layer, this is simple in structure, easy to implement.
In Fig. 2 and embodiment shown in Fig. 3, the structure of retraction limiting device 14 can there are many, as long as can limit
It retracts positioned at the maximum length of the sleeve 12 of outer layer positioned at the sleeve 12 of internal layer in two neighboring sleeve 12.
Optionally, retraction limiting device 14 can be made as structure shown in Fig. 3, that is, be located at along two neighboring sleeve 12
The front end surface of the sleeve 12 positioned at outer layer is stretched out in the stretching direction of the sleeve 12 of internal layer, the front end for being located at the sleeve 12 of internal layer,
Retraction limiting device 14 includes the second postive stop baffle, and the second postive stop baffle is set to the outer wall of the front end of the sleeve 12 positioned at internal layer
On, when the sleeve 12 for being located at internal layer in two neighboring sleeve 12 is retracted to maximum length relative to the sleeve 12 positioned at outer layer,
By backstop in the front end surface positioned at the sleeve 12 of outer layer, the sleeve 12 with prevention positioned at internal layer continues second postive stop baffle
It retracts positioned at the sleeve 12 of outer layer, to define that the sleeve 12 in two neighboring sleeve 12 positioned at internal layer is retracted positioned at outer layer
The maximum length of sleeve 12, this is simple in structure, easy to implement.
In Fig. 2 and embodiment shown in Fig. 3, in order to ensure the assembly compactedness between two neighboring sleeve 12, improve
Mobile accuracy when stretching out or retracting positioned at the sleeve 12 of outer layer positioned at the sleeve 12 of internal layer in two neighboring sleeve 12, preferably
, as shown in Figures 2 and 3, positioned at the stretching direction of the sleeve 12 of internal layer along two neighboring sleeve 12, it is located at the sleeve of outer layer
The first elastic material 15 is fixed in 12 front inner wall, the outer wall of the first elastic material 15 and the sleeve 12 positioned at internal layer squeezes
Contact, is fixed with the second elastic material 16 on the rear end outer wall of the sleeve 12 of internal layer, the second elastic material 16 with positioned at outer
The inner wall of the sleeve 12 of layer squeezes contact, and the sleeve 12 that internal layer is thus located in two neighboring sleeve 12, which is stretched out or retracted, to be located at
During the sleeve 12 of outer layer, the first elastic material 15 and the second elastic material 16 are filled with the two neighboring sleeve respectively
Two ends in the gap between 12, ensure that the assembly compactedness between the two neighboring sleeve 12, improve positioned at internal layer
Sleeve 12 stretch out or retract positioned at outer layer sleeve 12 when mobile accuracy.Meanwhile passing through the first elastic material 15 and second
Elastic material 16 can avoid the sleeve 12 positioned at internal layer from being in direct contact friction with the sleeve 12 positioned at outer layer, thus reduce phase
There is the possibility of fretting wear in adjacent two sleeves 12.
In the above-described embodiments, the first elastic material 15 and the second elastic material 16 can be sponge, nylon etc., herein
It is not specifically limited.But in order to extend the service life of the first elastic material 15 and the second elastic material 16, it is preferred that the first bullet
Property material 15 and the second elastic material 16 be nylon, the wearability of nylon is preferable, lasts a long time, and can extend the first elastic material
15 and second elastic material 16 service life.
In Fig. 2 and embodiment shown in Fig. 3, the quantity of sleeve 12 can be two, three, four etc., herein not
It is specifically limited.Optionally, the quantity of sleeve 12 is three as shown in Figures 2 and 3.
Referring to Fig. 6, the utility model embodiment additionally provides a kind of power pipeline transport device, including cargo carrier 2, perpendicular
Straight driving device 4, horizontal extension arm 1 and pallet 3, the horizontal extension arm 1 are that the level described in any technical solution as above is stretched
Contracting arm 1, the pallet 3 are connected on the horizontal extension arm 1, and the horizontal extension arm 1 can drive the pallet 3 is horizontal to move
Dynamic, the vertical driving device 4 is used to that the pallet 3 and the horizontal extension arm 1 to be driven vertically to move, and described
Vertical driving device 4 is fixed on the cargo carrier 2.
Due to the horizontal extension arm 1 used in the power pipeline transport device of the present embodiment and above-mentioned horizontal extension arm
The horizontal extension arm 1 provided in each embodiment is identical, therefore the two can solve identical technical problem, and reaches identical pre-
Phase effect.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (10)
1. a kind of horizontal extension arm, which is characterized in that including retractable driving device and multiple sleeves,
Multiple sleeves are horizontally extending, and the cooperation socket successively from the inside to the outside of multiple sleeves,
The retractable driving device is located in multiple sleeves, and the telescopic direction of the retractable driving device with it is multiple described
The extending direction of sleeve is consistent, the fixing end of the retractable driving device and the outermost sleeve connection, the flexible drive
The sleeve connection of the telescopic end and innermost layer of dynamic device,
It is adjacent when the telescopic end of the retractable driving device is elongated or shortened relative to the fixing end of the retractable driving device
It is extended or retract in the sleeve of outer layer positioned at the sleeve of internal layer in two sleeves, and two neighboring institute
State to be equipped between sleeve and stretch out limiting device and retraction limiting device, the stretchings limiting device for limit it is two neighboring described in
The maximum length of the sleeve positioned at outer layer is stretched out in sleeve positioned at the sleeve of internal layer, the retraction limiting device is used for
The sleeve in the two neighboring sleeve positioned at internal layer is limited to retract positioned at the maximum length of the sleeve of outer layer.
2. horizontal extension arm according to claim 1, which is characterized in that the cross sectional shape of multiple sleeves is rectangle.
3. horizontal extension arm according to claim 2, which is characterized in that the longer sides of the rectangle vertically prolong
It stretches, the shorter edge of the rectangle is horizontally extending.
4. horizontal extension arm according to claim 1, which is characterized in that the retractable driving device is hydraulic cylinder.
5. horizontal extension arm according to claim 1, which is characterized in that the stretching limiting device includes limited block and
One postive stop baffle, the limited block is fixed in the two neighboring sleeve on the outer wall of the sleeve of internal layer, described
First postive stop baffle is fixed in the two neighboring sleeve on the inner wall of the sleeve of outer layer, first limiting block
Plate is located at the limited block along the front side in the stretching direction for the sleeve for being located at internal layer, is located at when in the two neighboring sleeve
When the sleeve of internal layer extend out to maximum length relative to the sleeve positioned at outer layer, first postive stop baffle can backstop
The limited block.
6. horizontal extension arm according to claim 1, which is characterized in that positioned at internal layer along the two neighboring sleeve
The front end surface of the sleeve positioned at outer layer is stretched out in the stretching direction of the sleeve, the front end for being located at the sleeve of internal layer,
The retraction limiting device includes the second postive stop baffle, and second postive stop baffle is set to before the sleeve of internal layer
On the outer wall at end, when the sleeve for being located at internal layer in the two neighboring sleeve is retracted relative to the sleeve positioned at outer layer
When to maximum length, second postive stop baffle is by backstop in the front end surface positioned at the sleeve of outer layer.
7. horizontal extension arm according to claim 1, which is characterized in that positioned at internal layer along the two neighboring sleeve
The stretching direction of the sleeve, is fixed with the first elastic material in the front inner wall of the sleeve of outer layer, and described first
Elastic material is contacted with the extruding of the outer wall of the sleeve positioned at internal layer, is located at fixed on the rear end outer wall of the sleeve of internal layer
There are the second elastic material, second elastic material to be contacted with the extruding of the inner wall of the sleeve positioned at outer layer.
8. horizontal extension arm according to claim 7, which is characterized in that first elastic material and second elasticity
Material is nylon.
9. horizontal extension arm according to claim 1, which is characterized in that the quantity of the sleeve is three.
10. a kind of power pipeline transport device, which is characterized in that including cargo carrier, vertical driving device, horizontal extension arm and
Pallet, the horizontal extension arm are horizontal extension arm according to any one of claims 1 to 9, and the pallet is connected to described
On horizontal extension arm, the horizontal extension arm can drive the pallet to move horizontally, and the vertical driving device is for driving institute
It states pallet and the horizontal extension arm vertically moves, and the vertical driving device is fixed on the cargo carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820255361.4U CN207892951U (en) | 2018-02-12 | 2018-02-12 | A kind of horizontal extension arm and power pipeline transport device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820255361.4U CN207892951U (en) | 2018-02-12 | 2018-02-12 | A kind of horizontal extension arm and power pipeline transport device |
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| Publication Number | Publication Date |
|---|---|
| CN207892951U true CN207892951U (en) | 2018-09-21 |
Family
ID=63541990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820255361.4U Active CN207892951U (en) | 2018-02-12 | 2018-02-12 | A kind of horizontal extension arm and power pipeline transport device |
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| Country | Link |
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| CN (1) | CN207892951U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996447A (en) * | 2018-11-16 | 2021-06-18 | 美敦力瓦斯科尔勒公司 | Tissue removal catheter |
| CN114348304A (en) * | 2021-12-23 | 2022-04-15 | 深圳大学 | Retaining wall, equipment and method for lunar-based continuous coring |
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2018
- 2018-02-12 CN CN201820255361.4U patent/CN207892951U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996447A (en) * | 2018-11-16 | 2021-06-18 | 美敦力瓦斯科尔勒公司 | Tissue removal catheter |
| CN114348304A (en) * | 2021-12-23 | 2022-04-15 | 深圳大学 | Retaining wall, equipment and method for lunar-based continuous coring |
| CN114348304B (en) * | 2021-12-23 | 2022-12-06 | 深圳大学 | Retaining wall, equipment and method for monthly-based continuous coring |
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