CN211447726U - Telescopic device and operation equipment in oil tank - Google Patents
Telescopic device and operation equipment in oil tank Download PDFInfo
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- CN211447726U CN211447726U CN201922032574.8U CN201922032574U CN211447726U CN 211447726 U CN211447726 U CN 211447726U CN 201922032574 U CN201922032574 U CN 201922032574U CN 211447726 U CN211447726 U CN 211447726U
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- arm member
- guide
- arm
- telescopic device
- arm component
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- 230000007246 mechanism Effects 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The application provides operation equipment in telescoping device and oil tank includes: the telescopic joint comprises a first arm component and a second arm component sleeved outside the first arm component; a drive mechanism including a capstan and a guide cable, the capstan being provided to a first one of the first arm member and the second arm member; a first guide member mounted to the first member; the guide cable is wound through the first end of the first guide part and the second end of the guide cable and is arranged on the second arm member; before the first arm component and the second arm component generate relative movement, the included angle formed by the first end of the guide cable and the extending direction of the first arm component relative to the second arm component is more than or equal to 0 degree and less than 90 degrees. Thereby this application drives the flexible of the relative second arm component motion realization telescopic joint of messenger's first arm component through the capstan winch, has solved to a certain extent that hydraulic pressure pipeline appears and has leaked when telescoping device adopts hydraulic equipment to provide flexible power, influences the technical problem of the use of arm component.
Description
Technical Field
The application relates to the technical field of oil tanks, in particular to a telescopic device and operating equipment in an oil tank.
Background
When the inner wall of the oil tank works, the inner wall of the oil tank is worked by adopting the lifting platform and the arm member arranged on the lifting platform.
The arm member among the prior art adopts hydraulic equipment to provide flexible power for the arm member usually, however, for satisfying arm member length needs, hydraulic line sets up longer usually, and the condition of pipeline leakage easily appears in the frequent flexible in-process of arm member, influences the use of arm member and brings the inconvenience for the operation.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application aims to provide a telescopic device and an in-tank working device, so as to solve the technical problem that the use of an arm member is affected due to the leakage of a hydraulic pipeline when the arm member in the prior art adopts a hydraulic device to provide telescopic power for the arm member to a certain extent.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
In a first aspect, an embodiment of the present application provides a scalable apparatus, including:
the telescopic joint comprises a first arm member and a second arm member sleeved outside the first arm member;
a driving mechanism including a capstan provided to a first one of the first arm member and the second arm member and a guide wire wound around the capstan;
a first guide installed to the first one;
the first end of the guide cable wound through the first guide is mounted to the second arm member, and the second end of the guide cable not wound through the first guide is mounted to the second arm member;
before the driving mechanism is used for driving the first arm component and the second arm component to generate relative movement, an included angle formed by the first end of the guide cable wound through the first guide piece and the extending direction of the first arm component relative to the second arm component is larger than or equal to 0 degree and smaller than 90 degrees.
Preferably, the retractable device further comprises a second guide member, the second guide member being mounted to the second member, the guide cable being routed through the second end of the second guide member and mounted to the second member.
Preferably, the drive mechanism further comprises a drive motor mounted to the first for driving the capstan in rotation.
Preferably, the first arm member and the second arm member are each formed of an aluminum material.
Preferably, the first arm member and the second arm member are polygonal prism trusses.
Preferably, the first arm member and the second arm member are formed by joining a plate profile, a pipe profile or a right-angle profile.
Preferably, the outer side of the first arm member is provided with a guide rail extending in the extending direction of the first arm member, and the inner side of the second arm member is provided with a support, or the outer side of the first arm member is provided with a support and the inner side of the second arm member is provided with a guide rail extending in the extending direction of the second arm member;
the support is capable of reciprocating along the guide rail;
both ends of the guide rail are provided with limiting parts to prevent the supporting part from being separated from the guide rail.
Preferably, the telescopic device comprises a plurality of said telescopic joints, which are connected in series with each other.
Preferably, the telescopic device further comprises a frame for accommodating an operator, the frame being mounted to the first end of the telescopic device.
In a second aspect, the present application provides an in-tank working device, including the above telescopic device, the in-tank working device further includes a lifting device, a second end of the telescopic device is mounted to the lifting device and can drive the telescopic device to lift through the lifting device, and the first arm member and the second arm member are both cantilever members.
Thereby this application drives the flexible technical problem that appears the hydraulic line when the arm member among the prior art adopts hydraulic equipment to provide flexible power for the arm member and leaks, influences the use of arm member through the capstan winch drive guide cable and make the relative second arm member motion of first arm member realize the telescopic joint to a certain extent.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 shows a schematic view of a first angle of a telescopic device;
fig. 2 shows a schematic view of a second angle of the telescopic device.
Reference numerals:
1-a telescopic joint; 11-a first arm member; 111-a support; 12-a second arm member; 121-a guide rail;
2-a drive mechanism; 21-a drive motor; 22-a winch; 23-a guide cable; 24-a first guide; 25-a second guide; 3-human frame.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
Fig. 1 shows a schematic view of a first angle of a telescopic device; fig. 2 shows a schematic view of a second angle of the telescopic device.
Referring to fig. 1 and 2, the retractable device provided in this embodiment includes: telescopic joint, actuating mechanism and people frame. The connection relationship and the action of the above components will be described in detail below.
The telescopic joint 1 comprises a first arm member 11 and a second arm member 12 sleeved outside the first arm member 11. The first arm member 11 and the second arm member 12 may be in the shape of a polygonal prism truss, for example, in this embodiment, the first arm member 11 and the second arm member 12 may be in the shape of a triangular prism truss, for convenience of assembly, both arm members are in the shape of regular triangular prisms, and bar members arranged in a triangular arrangement are disposed at respective side portions to form a truss with higher rigidity, so as to avoid large deformation of the first arm member 11 and the second arm member 12 during operation.
Further, the first arm member 11 and the second arm member 12 may also be other polygonal column trusses, such as a quadrangular column truss. And because the bottom surface of the polygonal prism truss is a polygon, the stability of the bottom surface of the triangle relative to the triangular prism truss is low, therefore, a plurality of support rod members can be arranged in the polygonal prism truss and on the two bottom surfaces, so that the polygon of the section where each support rod member is located is divided into a plurality of triangles, the overall stability of the polygonal prism truss is increased, the rigidity of the polygonal prism truss is improved, and the first arm member 11 and the second arm member 12 are prevented from being greatly deformed in the working process.
Further, the first arm member 11 and the second arm member 12 may be obtained by welding from a plate profile, a pipe profile, or a right-angle profile, and the first arm member 11 and the second arm member 12 may be formed from an aluminum material, for example, in the present embodiment, the first arm member 11 and the second arm member 12 are obtained by welding from an aluminum alloy right-angle profile.
In the present embodiment, the inner side of the second arm member 12 may be provided with a guide rail 121 along the extending direction of the second arm member 12, and the outer side of the first arm member 11 may be provided with a support 111, the support 111 being capable of reciprocating along the guide rail 121, thereby reciprocating the first arm member 11 with respect to the second arm member 12. The guide rail 121 may be disposed on an edge of the second arm member 12, and the supporting member 111 may be disposed on an edge of the first arm member 11, in this embodiment, the supporting member 111 is a slider, and the slider is sleeved outside the guide rail 121 and can slide back and forth along the guide rail 121. In addition, the two ends of the guide rail 121 are further provided with a stopper (not shown), for example, the stopper is welded to the two ends of the guide rail 121 to prevent the stopper from being separated from the guide rail 121.
However, not limited thereto:
first, the guide rail 121 may be disposed outside the first arm member 11 along the extending direction of the first arm member 11, and the support 111 may be disposed inside the second arm member 12;
secondly, a plurality of supporting pieces 111 matched with the single guide rail 121 can be arranged to form a group of supporting pieces 111, and in this embodiment, two sliders are adopted to be matched with the single guide rail 121, so that the sliders can slide along the guide rail 121 more stably;
thirdly, a plurality of guide rails 121 or a plurality of sets of supporting pieces 111 may be disposed or partially disposed on the outer side of the first arm member 11, and a plurality of sets of supporting pieces 111 or a plurality of sets of guide rails 121 may also be disposed or partially disposed on the outer side of the second arm member 12, so as to further stabilize the sliding of the slider along the guide rails 121;
fourthly, under the condition that the plurality of guide rails 121 are matched with the plurality of groups of supporting pieces 111, the number of the supporting pieces 111 in each group of supporting pieces 111 can be different, that is, the number of the supporting pieces 111 in each group can be determined according to the load of the matching position of the guide rails 121 and the supporting pieces 111, that is, the load of the matching position is large, and the matching instability is easy to occur, so that the number of the supporting pieces 111 can be increased;
fifthly, the supporting member 111 may also be a roller, and a groove extending along the circumferential direction of the rolling surface may be formed for matching with the guide rail 121, or a groove is formed on the surface of the guide rail 121 for matching with the roller; that is, the type of the support 111 and the actual shape of the guide rail 121 are not particularly limited as long as it is satisfied that the first arm member 11 can be supported and slid with respect to the second arm member 12.
In this embodiment, the telescopic device may further comprise a driving mechanism 2 for moving the first arm member 11 relative to the second arm member 12, thereby achieving extension or contraction of the telescopic joint 1.
The driving mechanism 2 may include a driving motor 21, a capstan 22 mounted on an output shaft of the driving motor 21, and a guide cable 23 wound around the capstan 22. And in this embodiment, the retractable device further includes a first guide 24 and a second guide 25 for changing the moving direction of the guide cable 23. Wherein the driving motor 21, the capstan 22 and the first guide 24 may be mounted to a first one of the first arm member 11 and the second arm member 12, the second guide 25 may be mounted to a second one of the first arm member 11 and the second arm member 12, a first end of the guide cable 23 wound through the first guide 24 may be mounted to the first one, a second end of the guide cable 23 wound through the second guide 25 may be mounted to the second one, and an angle between the first end of the guide cable 23 wound through the first guide 24 and a direction in which the first arm member 11 protrudes with respect to the second arm member 12 is 0 degree or more and 90 degrees or less before the first arm member 11 and the second arm member 12 are relatively moved.
Specifically, as shown in fig. 1 and 2, the driving mechanism 2 may be mounted in a first manner, in which the driving motor 21 and the first guide 24 are mounted to the second arm member 12, the number of the first guides 24 is not particularly limited, and in the present embodiment, two first guides 24 are mounted, which will be described in detail below. The first end of the guide cable 23 is sequentially wound around and installed on the first arm member 11 through two first guides 24, and an included angle between the first end of the first guide 24 and a direction in which the first arm member 11 extends relative to the second arm member 12 (i.e., a direction in which the telescopic joint 1 extends in this embodiment) is greater than or equal to 0 degree and smaller than 90 degrees. The second end of the guide cable 23 is mounted to the first arm member 11 via a second guide 25.
In the present embodiment, the first guide 24 is a pulley fixedly mounted on the second arm member 12, for example, in the present embodiment, two pulleys are preferably used, so that the guide cable 23 between the two pulleys is parallel to the extending direction of the second arm member 12, but not limited thereto, as long as the pulleys can make the guide cable 23 not rub against the two arm members during the movement, and it has been mentioned in the above description that the number of the pulleys is not particularly limited.
In the present embodiment, the second guide 25 may be a pulley fixedly attached to the first arm member 11. In this embodiment, two pulleys are disposed on the first arm member 11, and the second end of the guide cable 23 is wound around the two pulleys and tied to the first arm member 11 (not shown in the drawing of the guide cable). The pulley is provided to change the direction of movement of the cable 23 so that the cable between the winch 22 and the pulley is parallel to the direction of extension of the first arm member 11, so that the cable 23 exerts no component of the pulling force on the first arm member 11 perpendicular to the direction of extension of the first arm member 11, thereby maximizing the use of the pulling force exerted on the cable 23 by the drive motor 21 and, in addition, making the force exerted on the first arm member 11 by the cable 23 more uniform than when the cable 23 is tied to a point on the first arm member 11.
However, the second mounting method (not shown) of the driving mechanism 2 may be such that the driving motor 21, the capstan 22 and the first guide 24 are mounted on the first arm member 11, the second guide 25 is mounted on the second arm member 12, that is, the first end of the guide cable 23 passing through the first guide 24 is wound around the guide cable 23 and mounted on the second arm member 12, and the angle between the first end of the guide cable 23 passing through the first guide 24 and the direction in which the first arm member 11 protrudes from the second arm member 12 is not less than 0 degrees and less than 90 degrees before the first arm member 11 moves relative to the second arm member 12. The guide cable 23 is mounted to the second arm member 12 around the second end passing through the second guide 25. The specific connection method is the same as that described above, and is not described herein again.
Further, the telescopic device may include a plurality of telescopic joints 1, the plurality of telescopic joints 1 are connected to each other in series, that is, a plurality of arm members are sequentially sleeved, and the driving mechanism 2, the first guide 24, and the second guide 25 may be provided at the arm members at both ends in the above-described manner, in which case, the telescopic distance of the telescopic device may be further increased; or, each telescopic joint 1 can be provided with a driving mechanism 2, and the telescopic process of each telescopic joint 1 can be independently adjusted while the telescopic distance is increased.
The telescopic device in this embodiment further comprises a frame 3 for accommodating an operator, the frame 3 being mountable to the first end of the telescopic device. In this embodiment, as shown in fig. 1 and 2, the first end of the retractable device may be the end of the first arm member 11 away from the second arm member 12.
In view of the above-described features, the operation of the retractable device in the present embodiment will be briefly described below.
Taking as an example that there is one telescopic joint 1 and the mounting of the driving mechanism 2 is the first mounting, see fig. 1.
And (3) an elongation process: when the driving motor 21 drives the winch 22 to rotate clockwise, the guide cable 23 between the first end of the guide cable 23 and the winch 22 is tensioned, the winch 22 winds and gathers the part of the guide cable 23 to apply a pulling force to the guide cable 23, the pulling force changes direction through the pulley via the guide cable 23, and the first arm member 11 is pulled to move to the left in fig. 1 relative to the second arm member 12, so that the extension of the telescopic device is realized.
And (3) shrinking process: when the driving motor 21 drives the winch 22 to rotate counterclockwise, the guide cable 23 between the second end of the guide cable 23 and the winch 22 is tensioned, the winch 22 winds and gathers the part of the guide cable 23 to apply a pulling force to the guide cable 23, the pulling force changes direction through the pulley via the guide cable 23 and acts on the first arm member 11, the first arm member 11 moves to the right in fig. 1 relative to the second arm member 12, and the retraction of the retractable device is realized.
The present embodiment further provides an in-tank working device, which includes the above-mentioned telescopic device, and further includes a lifting device, and a second end of the telescopic device, i.e. in this embodiment, an end of the second arm member 12 away from the first arm member 11 is mounted on the lifting device, and can drive the telescopic device to lift and lower through the lifting device, in this case, the first arm member 11 and the second arm member 12 are both cantilever members.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all changes that can be made in the details of the description and drawings, or directly/indirectly implemented in other related technical fields, are intended to be embraced therein without departing from the spirit of the present application.
Claims (10)
1. A retractable device, comprising:
the telescopic joint comprises a first arm member and a second arm member sleeved outside the first arm member;
a driving mechanism including a capstan provided to a first one of the first arm member and the second arm member and a guide wire wound around the capstan;
a first guide installed to the first one;
the first end of the guide cable wound through the first guide is mounted to the second arm member, and the second end of the guide cable not wound through the first guide is mounted to the second arm member;
before the driving mechanism is used for driving the first arm component and the second arm component to generate relative movement, an included angle formed by the first end of the guide cable wound through the first guide piece and the extending direction of the first arm component relative to the second arm component is larger than or equal to 0 degree and smaller than 90 degrees.
2. The telescopic device according to claim 1, further comprising a second guide member, said second guide member being mounted to said second, said guide cable being routed through said second end of said second guide member and mounted to said second.
3. The telescopic device according to claim 1, wherein said drive mechanism further comprises a drive motor mounted to said first for driving rotation of said capstan.
4. The telescopic device according to claim 1, wherein said first arm member and said second arm member are each formed of aluminum.
5. The telescopic device according to claim 1, wherein said first and second arm members are polygonal trusses.
6. The telescopic device according to claim 5, wherein said first arm member and said second arm member are formed by joining a plate profile, a tube profile or a right angle profile.
7. Telescopic device according to claim 1, wherein the outer side of the first arm member is provided with a guide rail extending in the extension direction of the first arm member and the inner side of the second arm member is provided with a support, or wherein the outer side of the first arm member is provided with a support and the inner side of the second arm member is provided with a guide rail extending in the extension direction of the second arm member;
the support is capable of reciprocating along the guide rail;
both ends of the guide rail are provided with limiting parts to prevent the supporting part from being separated from the guide rail.
8. Telescopic device according to any of claims 1 to 7, comprising a plurality of said telescopic segments, connected to each other in series.
9. The telescopic device according to any one of claims 1 to 7, further comprising a frame for accommodating an operator, said frame being mounted to the first end of the telescopic device.
10. An in-tank working apparatus comprising a telescopic device according to any one of claims 1 to 9, further comprising a lifting device to which a second end of the telescopic device is mounted and by which the telescopic device can be driven to lift, the first and second arm members each being a cantilever member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922032574.8U CN211447726U (en) | 2019-11-21 | 2019-11-21 | Telescopic device and operation equipment in oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922032574.8U CN211447726U (en) | 2019-11-21 | 2019-11-21 | Telescopic device and operation equipment in oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211447726U true CN211447726U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922032574.8U Active CN211447726U (en) | 2019-11-21 | 2019-11-21 | Telescopic device and operation equipment in oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211447726U (en) |
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2019
- 2019-11-21 CN CN201922032574.8U patent/CN211447726U/en active Active
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Effective date of registration: 20210817 Address after: 528200 No. 1, Xianan Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Shihua Equipment Technology Co.,Ltd. Address before: 12 / F, Alice centre, 122 Austin Road, Tsim Sha Tsui, Kowloon, China Patentee before: Hong Kong hengzhan International Co.,Ltd. |