CN204185193U - Aerial lift device and pipeline pre-tightening apparatus thereof - Google Patents
Aerial lift device and pipeline pre-tightening apparatus thereof Download PDFInfo
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- CN204185193U CN204185193U CN201420586884.9U CN201420586884U CN204185193U CN 204185193 U CN204185193 U CN 204185193U CN 201420586884 U CN201420586884 U CN 201420586884U CN 204185193 U CN204185193 U CN 204185193U
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- pipeline
- pipe clamp
- tightening apparatus
- jib
- elastic component
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- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000007665 sagging Methods 0.000 abstract description 14
- 230000005484 gravity Effects 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of aerial lift device and pipeline pre-tightening apparatus thereof, for being secured across the pipeline in jib, it comprises the pipe clamp be sheathed on outside described pipeline, and described pipe clamp is relative with described pipeline fixing, and described pipe clamp is arranged on the inwall of described jib.During aerial lift device work, when also namely telescopic boom is overhanging, the pipeline such as pipeline or the cable trend that oriented gravity direction is sagging under gravity.When pipeline passes from pipe clamp, when pipe clamp is arranged on jib again, pipe clamp is deviating from the supporting role on gravity direction can to pipeline one, avoids its sagging contact with jib to swipe, thus shortens the maintenance intervals of pipeline.The invention also discloses a kind of aerial lift device comprising described pipeline pre-tightening apparatus.
Description
Technical field
The utility model relates to technical field of engineering machinery, more particularly, relates to a kind of pipeline pre-tightening apparatus, also relates to a kind of aerial lift device comprising above-mentioned pipeline pre-tightening apparatus.
Background technology
Along with the fast development of China's economic construction, market increases day by day for the demand of aerial lift device.And the many flexible length that changes by telescopic boom of common aerial lift device, thus realize aloft work object.
For the aerial lift device with telescopic arm structure, its pipeline such as hydraulic power flexible pipe and electrical control signal cable is many to be delivered in actuating unit on telescopic boom front-end operations platform and controller by drag chain.Usually, the jib that drag chain is installed on telescopic boom is inner or outside, but takes up room comparatively large due to drag chain, and for the telescopic boom that jib inner space is less, drag chain can not be installed in its inside.And for hydraulic power flexible pipe or electrical control signal cable etc. via jib delivered inside to the situation of telescopic boom front end, during aerial lift device work, also when namely telescopic boom is in overhanging state, pipeline or the cable trend that oriented gravity direction is sagging under gravity.Pipeline or cable can not be fixed due to it by the telescopic boom less for jib inner space, easily cause the gravitate such as pipeline or cable sagging and swipe with Telescopic boom bridge joint is tactile, and then under long duration of action, cause the damage of flexible pipe or cable etc., cause the safety misadventure such as hydraulic leak or leak electricity short-circuit.
In sum, how effectively to solve for the less telescopic boom in inner space, the flexible pipe passed from its inside and cable etc. are easily and Telescopic boom bridge joint is tactile swipes and the problems such as damage, is current those skilled in the art's urgent problem.
Utility model content
In view of this, first object of the present utility model is to provide a kind of pipeline pre-tightening apparatus, this pipeline pre-tightening apparatus can solve for the less telescopic boom in inner space effectively, and the pipelines such as the flexible pipe passed from its inside or cable easily and Telescopic boom bridge joint is tactile swipes and the problems such as damage.Second object of the present utility model is to provide a kind of aerial lift device comprising above-mentioned pipeline pre-tightening apparatus.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of pipeline pre-tightening apparatus, for being secured across the pipeline in jib, comprise the pipe clamp be sheathed on outside described pipeline, and described pipe clamp is relative with described pipeline fixing, described pipe clamp is arranged on the inwall of described jib.
Preferably, in above-mentioned pipeline pre-tightening apparatus, comprise the elastic component that one end is connected with described jib further, and the other end of described elastic component is connected with described pipe clamp.
Preferably, in above-mentioned pipeline pre-tightening apparatus, comprise the attaching parts that one end is fixedly connected with described elastic component further, and the other end of described attaching parts is fixedly connected with described jib.
Preferably, in above-mentioned pipeline pre-tightening apparatus, described elastic component and described pipe clamp are connected through the hinge, and described attaching parts and described jib are connected by screw.
Preferably, in above-mentioned pipeline pre-tightening apparatus, described attaching parts is steel rope.
Preferably, in above-mentioned pipeline pre-tightening apparatus, described elastic component is spring.
Preferably, in above-mentioned pipeline pre-tightening apparatus, the number of described spring is multiple, and one end of spring described in each is connected with described pipe clamp, and the other end is connected with described jib.
Preferably, in above-mentioned pipeline pre-tightening apparatus, described pipe clamp comprises the first half and lower part, and the described first half and described lower part are bolted.
Preferably, in above-mentioned pipeline pre-tightening apparatus, the described first half comprises upper groove, and described lower part comprises low groove, and the cavity that described pipeline can be formed by described upper groove and described low groove passes, and with described upper groove and described low groove close contact.
The pipeline pre-tightening apparatus that the utility model provides, comprises the pipe clamp be arranged on jib, and pipeline is through pipe clamp, and the two is relatively fixing.
The pipeline pre-tightening apparatus that application the utility model provides, during aerial lift device work, when also namely telescopic boom is overhanging, the pipeline such as pipeline and the cable trend that oriented gravity direction is sagging under gravity.But because it passes from pipe clamp, pipe clamp is arranged at again on jib, pipe clamp is deviating from the supporting role on gravity direction can to pipeline one, avoids its sagging contact with jib to swipe, and then shortens the maintenance intervals of pipeline.
In a preferred embodiment, described pipeline pre-tightening apparatus comprises elastic component further, and one end of described elastic component is connected with described pipe clamp, and the other end is connected with described jib.If when pipeline gravitate occurs sagging, can draw springs generation elastic deformation, and the elastic deformation of elastic component can produce the power that one is hindered distortion, this power acts on pipeline further, hinders pipeline sagging, and then the contact avoiding itself and jib is swiped.
In another preferred embodiment, described pipeline pre-tightening apparatus comprises attaching parts further, and one end of described attaching parts is fixedly connected with described elastic component, and the other end is fixedly connected with described jib.The setting party of attaching parts connection between elastic component and jib.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic front view of a kind of detailed description of the invention of the pipeline pre-tightening apparatus that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the schematic top plan view of the pipeline pre-tightening apparatus shown in Fig. 1.
In accompanying drawing, mark is as follows:
Jib 1, pipeline 2, pipe clamp 3, elastic component 4, attaching parts 5.
Detailed description of the invention
The utility model embodiment discloses a kind of pipeline pre-tightening apparatus, and to solve for the less telescopic boom in inner space, the flexible pipe passed from its inside or cable etc. are easily and Telescopic boom bridge joint is tactile swipes and the problems such as damage.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, the schematic front view of a kind of detailed description of the invention of the pipeline pre-tightening apparatus that Fig. 1 provides for the utility model embodiment, Fig. 2 is the schematic top plan view of the pipeline pre-tightening apparatus shown in Fig. 1.
In a kind of detailed description of the invention, the pipeline pre-tightening apparatus that the utility model provides, comprise the pipe clamp 3 be arranged on jib 1, the pipelines 2 such as hydraulic power flexible pipe or electrical control signal cable are passed by the hollow space of pipe clamp 3, and pipeline 2 and pipe clamp 3 closely cooperate, under the effect of friction force, pipeline 2 and pipe clamp 3 geo-stationary, also namely the two is fixedly connected with.Therefore, under the fixation of pipe clamp 3, avoid that pipeline 2 is sagging to be contacted with jib 1.Consider the problems such as easy to assembly, pipe clamp 3 herein can be set to comprise the removable first half and dismantled and assembled lower part, the first half is provided with upper groove, lower part is provided with low groove, upper groove and low groove cooperatively interact, the size of groove and edge shape determine according to the size of pipeline and shape, are generally circular arc.When the position of groove makes to install, lower notches is relative, the cannulated structure that pipeline can be formed from groove through and with groove surface close contact.Certainly, the structure of pipe clamp 3 is not limited to this, and pipeline 2 can be made to pass and other structures of close contact.Can be bolted for the first half of pipe clamp 3 and its connection mode of lower part, during installation, first the first half and lower part are split, to facilitate low groove pipeline 2 being put into lower part, again the first half is installed on correspondence position, to make upper groove contact with pipeline, finally by bolt, the first half and lower part is fixed, to make the inwall of pipeline 2 and pipe clamp 3, it is also groove surface close contact.Here the first half and lower part only in order to distinguish two detachable parts of pipe clamp, are not limited to the upper and lower of its position.The first half is also not limited to bolt with the connection mode of lower part and is connected, and also can adopt other removable connection modes.
Some further improvement can be carried out to the pipeline pre-tightening apparatus in above-mentioned a kind of detailed description of the invention.
In order to provide a supporting role better to pipeline 2, reduce it and damage, can arrange elastic component 4 further, one end of elastic component 4 is connected with pipe clamp 3, and the other end is connected with jib 1.In aerial lift device working process, may there is rocking to a certain degree in pipeline 2, and therefore elastic component 4 can for being rotationally connected with the connection mode of pipe clamp 3, and concrete can for being connected through the hinge.Certainly, other connection modes also all can realize the supporting role to pipeline 2.
In aerial lift device working process, when pipeline 2 gravitate occurs sagging, elastic deformation can occur draw springs 4, and the elastic deformation of elastic component 4 can produce the power that one is hindered distortion, this power acts on pipeline 2 further, hinders pipeline 2 sagging.For better overcoming the Action of Gravity Field of pipeline 2 self, when pipeline pre-tightening apparatus is installed, one end of elastic component 4 first can be connected, then state elastic component 4 being in be stretched connect its other end.Because namely the initial condition of elastic component 4 deforms, can produce and hinder its distortion, power also namely on elastic component 4 shrinkage direction, this power acts on pipeline 2 by pipe clamp 3, to a certain degree overcomes the gravity of pipeline 2 self.The stretched length of elastic component 4 is determined according to the performance of elastic component 4 itself and the weight of pipeline 2.It is to be noted, prestension is not carried out when elastic component 4 is installed, namely one end of elastic component 4 is first connected, namely its other end is connected at its original length, if pipeline 2 under self gravitation, be not enough to overcome the bearing force of elastic component 4 and under sagging or bearing force effect at elastic component 4, its sagging underswing is to contact with jib 1 time, also can connect its two ends respectively when elastic component 4 is in original length.Above-mentioned elastic component 4 can be spring, but is not limited to spring, also can adopt the elastic components such as the elastic meeting the conditions such as intensity.
Above-mentioned elastic component 4 be used alone can meet overcome pipeline self gravitation and do not contact with jib 1 time, independent installation can be selected.Certainly, multiple elastic component 4 also can be adopted to use side by side, and namely one end of each elastic component 4 is all connected with pipe clamp, and the other end is all connected with jib.When pipeline 2 gravitate is sagging, elastic component 4 is all stretched and then produces the power of opposing stretching, jointly plays a supportive role to pipeline 2.For the situation that elastic component 4 is spring, when the number of spring is two, one end of two springs is all connected with pipe clamp 3, and the other end is all connected with jib 1.Concrete, first can being connected respectively at the two ends of two springs, as arranged connecting device, then being connected with pipe clamp 3, spring by connecting device by bolt, connecting device can be connected with jib 1 by bolt by the other end equally.When line connection device comprises multiple spring, its connection mode can be identical with the situation of two springs, repeats no more here.Elastic component 4 can also for meeting the elastic etc. of the conditions such as intensity, and its connection mode can be identical with the connection mode of above-mentioned spring.
For convenience of the installation of elastic component 4, can attaching parts 5 be set further.One end of attaching parts 5 is fixedly connected with elastic component 4, and the other end is fixedly connected with jib 1.Attaching parts 5 can be steel rope, and steel rope is connected by the conventional mode that is fixedly connected with jib 1, specifically can be connected by screw.Can be bolted between steel rope and elastic component 4, other can certainly be adopted to be fixedly connected with mode.Attaching parts 5 is also not limited to steel rope, other can also can be used for connecting the structure of elastic component 4 and jib 1 for reinforcing bar etc.It is pointed out that the number when elastic component 4 is multiple, when comprising two springs as above-mentioned, first one end of two springs is connected by connecting device, steel rope is fixedly connected with connecting device again, and its connection location is preferably located at the center of connecting device, to make two spring uniform stresseds.Certainly, at some in particular cases, the connection location of steel rope and spring also can be selected according to actual conditions.
Based on the pipeline pre-tightening apparatus provided in above-described embodiment, the utility model additionally provides a kind of aerial lift device, and this aerial lift device comprises any one pipeline pre-tightening apparatus in above-described embodiment.The pipeline pre-tightening apparatus in above-described embodiment is have employed, so the beneficial effect of this aerial lift device please refer to above-described embodiment due to aerial lift device.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a pipeline pre-tightening apparatus, for being secured across the pipeline (2) in jib (1), it is characterized in that, comprise and be sheathed on described pipeline (2) pipe clamp outward (3), and described pipe clamp (3) is relative fixing with described pipeline (2), described pipe clamp (3) is arranged on the inwall of described jib (1).
2. pipeline pre-tightening apparatus according to claim 1, it is characterized in that, comprise the elastic component (4) that one end is connected with described jib (1) further, and the other end of described elastic component (4) is connected with described pipe clamp (3).
3. pipeline pre-tightening apparatus according to claim 2, it is characterized in that, comprise the attaching parts (5) that one end is fixedly connected with described elastic component (4) further, and the other end of described attaching parts (5) is fixedly connected with described jib (1).
4. pipeline pre-tightening apparatus according to claim 3, it is characterized in that, described elastic component (4) and described pipe clamp (3) are connected through the hinge, and described attaching parts (5) and described jib (1) are connected by screw.
5. pipeline pre-tightening apparatus according to claim 3, is characterized in that, described attaching parts (5) is steel rope.
6. pipeline pre-tightening apparatus according to claim 2, is characterized in that, described elastic component (4) is spring.
7. pipeline pre-tightening apparatus according to claim 6, is characterized in that, the number of described spring is multiple, and one end of spring described in each is connected with described pipe clamp (3), and the other end is connected with described jib (1).
8. pipeline pre-tightening apparatus according to claim 1, is characterized in that, described pipe clamp (3) comprises the first half and lower part, and the described first half and described lower part are bolted.
9. pipeline pre-tightening apparatus according to claim 8, it is characterized in that, the described first half comprises upper groove, described lower part comprises low groove, the cavity that described pipeline (2) can be formed by described upper groove and described low groove passes, and with described upper groove and described low groove close contact.
10. an aerial lift device, is characterized in that, comprises the pipeline pre-tightening apparatus as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420586884.9U CN204185193U (en) | 2014-10-11 | 2014-10-11 | Aerial lift device and pipeline pre-tightening apparatus thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420586884.9U CN204185193U (en) | 2014-10-11 | 2014-10-11 | Aerial lift device and pipeline pre-tightening apparatus thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204185193U true CN204185193U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420586884.9U Active CN204185193U (en) | 2014-10-11 | 2014-10-11 | Aerial lift device and pipeline pre-tightening apparatus thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204185193U (en) |
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2014
- 2014-10-11 CN CN201420586884.9U patent/CN204185193U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410600, 128, Jinzhou Avenue East, Jinzhou new district, Changsha, Hunan, Ningxiang Patentee after: Hunan Xingbang Intelligent Equipment Co., Ltd Address before: 410600, 128, Jinzhou Avenue East, Jinzhou new district, Changsha, Hunan, Ningxiang Patentee before: Hunan Sinoboom Heavy Industry Co., Ltd. |