CN113104741A - Electromechanical mounting device for hydraulic and hydroelectric engineering - Google Patents
Electromechanical mounting device for hydraulic and hydroelectric engineering Download PDFInfo
- Publication number
- CN113104741A CN113104741A CN202110507136.1A CN202110507136A CN113104741A CN 113104741 A CN113104741 A CN 113104741A CN 202110507136 A CN202110507136 A CN 202110507136A CN 113104741 A CN113104741 A CN 113104741A
- Authority
- CN
- China
- Prior art keywords
- movable arm
- boom
- hydraulic rod
- mounting device
- electro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The present disclosure discloses an electromechanical installation device for hydraulic and hydroelectric engineering, including: the support comprises a support body and a plurality of groups of support legs arranged on the support body; the suspension arm comprises a movable arm and a flange plate arranged at one end of the movable arm, the movable arm comprises a first movable arm, a second movable arm, a third movable arm, a fourth movable arm and a fifth movable arm which are connected with each other, one end of the first movable arm is connected to the driven gear through the flange plate, the other end of the first movable arm is hinged to one end of the second movable arm, the other end of the second movable arm is hinged or in sliding connection with one end of the third movable arm, at least one hydraulic rod is arranged between the first movable arm and the third movable arm, the fourth movable arm and the fifth movable arm are sequentially spliced, the length of the third movable arm, the length of the fourth movable arm and the length of the fifth movable arm are adjustable in a telescopic mode, and a hook hanging part is arranged. The invention can be suitable for the installation of electromechanical equipment with narrow space.
Description
Technical Field
The invention relates to a hoisting tool, in particular to an electromechanical mounting device for water conservancy and hydropower engineering.
Background
Most of today's enterprises have automated machine equipment and even the electromechanical installation industry has been forced to this end. And due to industry differences, the electromechanical devices involved are in fact very different. Therefore, different industries have different qualification requirements for this type of electromechanical installation enterprise. For example, for the electromechanical installation of a building, the range of the contract of the electromechanical installation of the building comprises the installation of equipment, lines and pipelines of various building engineering projects, the construction of a transformation and distribution station below 35kv, and the manufacture and installation of non-standard steel structural members. Therefore, enterprises are required to have the installation qualification of the building machinery and electricity. For the electromechanical installation of water conservancy and hydropower engineering, the contract scope includes the installation of various hydropower stations, pump station hosts and auxiliary equipment thereof and the electrical equipment of hydropower (pump) stations, so that the contract can only be carried out by enterprises with the electromechanical installation qualification of the water conservancy and hydropower. At the same time, in addition to qualification requirements, electromechanical installations in different industries require further requirements on personnel and equipment. For example, for the electromechanical installation of the hydraulic and hydroelectric engineering, the total number of first-level registered builders of the hydraulic and hydroelectric engineering and the electromechanical engineering needs to be not less than 8, wherein the first-level registered builders of the hydraulic and hydroelectric engineering are not less than 4. In addition, because the electromechanical installation of the hydraulic and hydroelectric engineering profession includes the installation of the pump station main machine and its accessory equipment and the hydroelectric (pump) station electrical equipment, the application of large, medium and small hoisting tools needs to be involved. However, the inventor finds that the small hoisting tool in the electromechanical installation device of the hydraulic and hydroelectric engineering is limited in working space when hoisting small electrical equipment, cannot perform hoisting tasks well, and sometimes even has to be completed by manpower.
Thus, the prior art still has the defects and needs to be improved.
Disclosure of Invention
In view of the above problems with the prior art, it is an object of the present invention to provide an electromechanical mounting device for hydraulic and hydroelectric engineering that is small in size and easy to construct.
In order to achieve the above object, an aspect of the present invention provides an electromechanical mounting device for hydraulic and hydroelectric engineering, comprising:
the support comprises a support body and a plurality of groups of supporting legs arranged on the support body, each group of supporting legs comprises two supporting leg bodies which are oppositely arranged, and the supporting leg bodies are hinged on the support body and are driven by a first hydraulic rod to realize the support height adjustment of the supporting legs; the support body is also provided with a hydraulic control part and a turntable, and the turntable at least comprises a driven gear and a driving part for driving the driven gear through gear transmission;
the suspension arm comprises a movable arm and a flange plate arranged at one end of the movable arm, the movable arm comprises a first movable arm, a second movable arm, a third movable arm, a fourth movable arm and a fifth movable arm which are connected with each other, one end of the first movable arm is connected to the driven gear through the flange plate, the other end of the first movable arm is hinged to one end of the second movable arm, the other end of the second movable arm is hinged or in sliding connection with one end of the third movable arm, at least one hydraulic rod is arranged between the first movable arm and the third movable arm, the fourth movable arm and the fifth movable arm are sequentially spliced, the length of the third movable arm, the fourth movable arm and the fifth movable arm is adjustable in a telescopic mode, and a hook portion used for hooking electromechanical equipment to achieve electromechanical installation is arranged at the free end of the.
Preferably, the second movable arm is configured to be approximately L-shaped, the other end of the second movable arm is slidably connected to the third movable arm, a bearing plate is arranged at the bottom of the third movable arm, a second hydraulic rod is connected to the bearing plate, and the other end of the second hydraulic rod is connected to the first movable arm.
Preferably, the other side of the second boom relative to the carrier plate is provided with a fourth hydraulic rod, the other end of the fourth hydraulic rod is connected to the fifth boom, and the fourth hydraulic rod is configured to control the expansion and contraction of the fourth boom and/or the fifth boom to adjust the working range when actuated.
Preferably, the driving part includes a driving motor and a driving gear provided at an output shaft of the driving motor, and the driving gear is engaged with the driven gear.
Preferably, the moving wheel includes a wheel shaft provided on the holder body and wheel bodies provided at both ends of the wheel shaft.
Preferably, when the second boom is hinged to the third boom, a second hydraulic rod is disposed between the first boom and the second boom, and a third hydraulic rod is further disposed between the second boom and the third boom.
Preferably, the second movable arm is connected with the third movable arm through a hinged seat, and the third hydraulic rod is connected to the hinged seat.
Preferably, one end of the third movable arm connected to the hinged seat is located on the opposite outer side of the second movable arm, so that the third movable arm can be bent towards one side of the first movable arm and forms an acute angle with the second movable arm.
Preferably, the acute angle is between 30 ° and 45 °.
Preferably, a fourth hydraulic rod is arranged between the third boom and the fourth boom, and the fourth hydraulic rod is configured to control the fourth boom to extend or retract from the third boom; a fifth hydraulic rod is further arranged between the fourth boom and the fifth boom, and the fifth hydraulic rod is configured to control the fifth boom to extend or retract from the fourth boom.
Compared with the prior art, the movable arm of the electromechanical installation device for the water conservancy and hydropower engineering provided by the invention is composed of multiple sections, and at least part of the movable arm is arranged in a telescopic manner, so that the electromechanical installation device can be suitable for installation of electromechanical equipment with narrow space.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.
Drawings
Fig. 1 is a schematic perspective view of an electromechanical mounting device for hydraulic and hydroelectric engineering according to the present invention.
Figure 2 is a schematic view of an alternative perspective of an electro-mechanical mounting device for hydraulic and hydro-power engineering according to the present invention.
Figure 3 is a schematic view of a further perspective of an electro-mechanical mounting device for hydraulic and hydro-power engineering according to the present invention.
Figure 4 is a schematic view of the construction of a boom of a second embodiment of an electro-mechanical mounting device for hydraulic and hydro-power engineering according to the invention.
Figure 5 is a schematic view from another perspective of the boom arm of a second embodiment of an electro-mechanical mounting apparatus for hydraulic and hydro-power engineering of the present invention.
Fig. 6 is a schematic view of a boom of a second embodiment of an electro-mechanical mounting apparatus for hydraulic and hydro-power engineering according to the present invention in a collapsed configuration.
The main reference numbers:
1-a support; 2-a suspension arm; 3, rotating the disc; 4-a moving wheel; 5-a hydraulic control part; 11-a seat body; 12-support legs; 21-a movable arm; 22-hook hanging part; 31-a driven gear; 32-a drive section; 41-wheel shaft; 42-wheel body; 51-a mounting table; 52-a joystick; 121-support leg body; 122-first hydraulic lever; 210-a flange plate; 211-a first boom; 212-a second boom; 213-a third boom; 214-a fourth boom; 215-fifth boom; 216-a second hydraulic ram; 217-third hydraulic ram; 218-a fourth hydraulic ram; 219-fifth hydraulic lever; 321-a drive motor; 322-a drive gear; 2131-hinged base; 2161-carrier plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.
It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
As shown in fig. 1 to 3, an embodiment of the present invention provides an electromechanical mounting device for hydraulic and hydroelectric engineering, including: the support 1 comprises a support body 11 and a plurality of groups of supporting legs 12 arranged on the support body 11, each group of supporting legs 12 comprises two supporting leg bodies 121 which are oppositely arranged, the supporting leg bodies 121 are hinged on the support body 11, and the supporting height of the supporting legs 12 is adjusted by driving of a first hydraulic rod 122; the support body 11 is further provided with a hydraulic control part 5 and a turntable 3, and the turntable 3 at least comprises a driven gear 31 and a driving part 32 for driving the driven gear 31 through gear transmission; the suspension arm 2 is further included, the suspension arm 2 includes a movable arm 21 and a flange 210 arranged at one end of the movable arm 21, the boom 21 includes a first boom 211, a second boom 212, a third boom 213, a fourth boom 214, and a fifth boom 215 connected to each other, wherein one end of the first movable arm 211 is connected to the driven gear 31 via the flange 210, the other end of the second movable arm 212 is hinged with one end of the second movable arm 212, the other end of the second movable arm 212 is hinged or connected with one end of the third movable arm 213 in a sliding way, and at least one hydraulic rod (not labeled) is disposed between the first movable arm 211 and the third movable arm 213, the third movable arm 213, the fourth movable arm 214 and the fifth movable arm 215 are sequentially inserted and connected, and the length is adjustable in a telescopic manner, the free end of the fifth movable arm 215 is provided with a hooking portion 22 for hooking electromechanical equipment for electromechanical installation.
In the embodiment shown in fig. 1 to 3, the second movable arm 212 is configured to be approximately "L" shaped, and the other end of the second movable arm 212 is slidably connected to the third movable arm 213, a bearing plate 2161 is disposed at the bottom of the third movable arm 213, a second hydraulic rod 216 is connected to the bearing plate 2161, and the other end of the second hydraulic rod 2161 is connected to the first movable arm 211.
In the above embodiment, the other side of the second boom 212 opposite to the carrier plate 2161 is provided with a fourth hydraulic lever 218, the other end of the fourth hydraulic lever 218 is connected to the fifth boom 215, and the fourth hydraulic lever 218 is configured to control the expansion and contraction of the fourth boom 214 and/or the fifth boom 215 to adjust the working range when actuated.
In the present invention, the driving part 32 can drive the turntable 3 to rotate, so as to rotate the boom as a whole, specifically, the driving part 32 comprises a driving motor 321 and a driving gear 322 disposed at an output shaft of the driving motor 321, and the driving gear 322 is engaged with the driven gear 31.
In the above embodiment, the movable wheel 4 is used to make the whole device move conveniently when not in use, and the movable wheel 4 can contact the ground after the hydraulic control part controls the folding of the supporting legs. The equipment can then be removed from the construction site by pulling means, such as a trolley or human power. Specifically, the moving wheel 4 includes a wheel shaft 41 provided on the holder body 11 and wheel bodies 42 provided at both ends of the wheel shaft.
Fig. 4 to 6 show a second embodiment of the present invention, in which the third boom 213, the fourth boom 214 and the fifth boom 215 can be largely folded in addition to being telescopic, so that the working range of the boom 2 can be increased and the small space can be conveniently accessed, unlike the previous embodiments. Specifically, as shown in fig. 4 to 6, when the second boom 212 is hinged to the third boom 213, a second hydraulic rod 216 is disposed between the first boom 211 and the second boom 212, and a third hydraulic rod 217 is further disposed between the second boom 212 and the third boom 213.
As a further improvement, the second boom 212 is connected to the third boom 213 through an articulated seat 2131, and the third hydraulic rod 217 is connected to the articulated seat 2131. As shown in fig. 6, the introduction of the articulated seat 2131 can make the third arm 213, the fourth arm 214 and the fifth arm 215 of the boom foldable toward the first arm 211. However, in addition to the hinge seat 2131, in order to achieve this object, it is preferable that the third arm 213 is connected to one end of the hinge seat 2131 and is located at a position opposite to and outside the second arm 212, so that the third arm 213 can be bent toward the first arm 211 and forms an acute angle with the second arm 212. In general, the bending angle of a conventional boom arm is usually between 60 ° and 140 ° due to its structural design, while in the present solution, the minimum included angle, i.e. the acute angle, may be between 30 ° and 45 °.
In other modifications, a fourth hydraulic lever 218 is disposed between the third boom 213 and the fourth boom 214, and the fourth hydraulic lever 218 is configured to control the fourth boom 214 to extend or retract from the third boom 213; a fifth hydraulic rod 219 is further disposed between the fourth boom 214 and the fifth boom 215, and the fifth hydraulic rod 219 is configured to control the fifth boom 215 to extend or retract from the fourth boom 218.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (10)
1. An electro-mechanical mounting device for hydraulic and hydro-power engineering, comprising:
the support comprises a support body and a plurality of groups of supporting legs arranged on the support body, each group of supporting legs comprises two supporting leg bodies which are oppositely arranged, and the supporting leg bodies are hinged on the support body and are driven by a first hydraulic rod to realize the support height adjustment of the supporting legs; the support body is also provided with a hydraulic control part and a turntable, and the turntable at least comprises a driven gear and a driving part for driving the driven gear through gear transmission;
the suspension arm comprises a movable arm and a flange plate arranged at one end of the movable arm, the movable arm comprises a first movable arm, a second movable arm, a third movable arm, a fourth movable arm and a fifth movable arm which are connected with each other, one end of the first movable arm is connected to the driven gear through the flange plate, the other end of the first movable arm is hinged to one end of the second movable arm, the other end of the second movable arm is hinged or in sliding connection with one end of the third movable arm, at least one hydraulic rod is arranged between the first movable arm and the third movable arm, the fourth movable arm and the fifth movable arm are sequentially spliced, the length of the third movable arm, the fourth movable arm and the fifth movable arm is adjustable in a telescopic mode, and a hook portion used for hooking electromechanical equipment to achieve electromechanical installation is arranged at the free end of the.
2. The electro-mechanical mounting device for water conservancy and hydropower engineering of claim 1, wherein the second movable arm is approximately L-shaped, the other end of the second movable arm is slidably connected with the third movable arm, a bearing plate is arranged at the bottom of the third movable arm, a second hydraulic rod is connected to the bearing plate, and the other end of the second hydraulic rod is connected to the first movable arm.
3. The electro-mechanical mounting device for water conservancy and hydropower engineering according to claim 2, wherein a fourth hydraulic rod is provided on the other side of the second boom relative to the carrier plate, the other end of the fourth hydraulic rod is connected to the fifth boom, and the fourth hydraulic rod is configured to control the expansion and contraction of the fourth boom and/or the fifth boom to adjust the working range when actuated.
4. An electro-mechanical mounting device for water conservancy and hydropower engineering as claimed in claim 1, the drive part comprising a drive motor and a drive gear provided at an output shaft of the drive motor, the drive gear being engaged with the driven gear.
5. An electro-mechanical mounting device for water conservancy and hydropower engineering as claimed in claim 1, the moving wheel comprising a wheel axle provided on the mount body and wheel bodies provided at both ends of the wheel axle.
6. The electro-mechanical mounting device for water conservancy and hydropower engineering of claim 1, wherein a second hydraulic rod is arranged between the first movable arm and the second movable arm when the second movable arm is hinged with the third movable arm, and a third hydraulic rod is further arranged between the second movable arm and the third movable arm.
7. The electro-mechanical mounting device for water conservancy and hydropower engineering of claim 6, the second movable arm being connected with the third movable arm through an articulated seat, the third hydraulic rod being connected to the articulated seat.
8. The electro-mechanical mounting device for water conservancy and hydropower engineering of claim 7, wherein one end of the third boom connected to the hinged seat is located on an opposite outer side of the second boom so that the third boom can be bent to one side of the first boom and at an acute angle to the second boom.
9. An electro-mechanical mounting device for water conservancy and hydropower engineering as claimed in claim 8, the acute angle being between 30 ° and 45 °.
10. The electro-mechanical mounting device for water conservancy and hydropower engineering of claim 7, a fourth hydraulic rod being disposed between the third boom and the fourth boom, the fourth hydraulic rod being configured to control the fourth boom to extend from or retract to the third boom; a fifth hydraulic rod is further arranged between the fourth boom and the fifth boom, and the fifth hydraulic rod is configured to control the fifth boom to extend or retract from the fourth boom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507136.1A CN113104741A (en) | 2021-05-10 | 2021-05-10 | Electromechanical mounting device for hydraulic and hydroelectric engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507136.1A CN113104741A (en) | 2021-05-10 | 2021-05-10 | Electromechanical mounting device for hydraulic and hydroelectric engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113104741A true CN113104741A (en) | 2021-07-13 |
Family
ID=76721480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110507136.1A Pending CN113104741A (en) | 2021-05-10 | 2021-05-10 | Electromechanical mounting device for hydraulic and hydroelectric engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113104741A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPO216096A0 (en) * | 1996-09-05 | 1996-10-03 | Oceanic Capital Markets Inc. | A crane |
| CN102530736A (en) * | 2012-01-31 | 2012-07-04 | 河南省电力公司南阳供电公司 | On-site crane car for power transformation engineering |
| CN106946172A (en) * | 2017-05-17 | 2017-07-14 | 李阳 | It is a kind of each construction environment can rapid and convenient movement hydraulic engineering crane |
| CN206590786U (en) * | 2017-03-07 | 2017-10-27 | 山东科技大学 | A kind of truck-mounted crane mechanism of small transporting vehicle |
| CN207524853U (en) * | 2017-11-08 | 2018-06-22 | 长治清华机械厂 | A kind of gate folding-jib lorry-mounted crane |
| CN110467115A (en) * | 2019-09-17 | 2019-11-19 | 郑州科步科技有限公司 | Fork hangs wheeled crane |
| CN210529812U (en) * | 2019-08-10 | 2020-05-15 | 中国水利水电第七工程局有限公司 | Special support for lifting large-scale component of excavator |
-
2021
- 2021-05-10 CN CN202110507136.1A patent/CN113104741A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPO216096A0 (en) * | 1996-09-05 | 1996-10-03 | Oceanic Capital Markets Inc. | A crane |
| CN102530736A (en) * | 2012-01-31 | 2012-07-04 | 河南省电力公司南阳供电公司 | On-site crane car for power transformation engineering |
| CN206590786U (en) * | 2017-03-07 | 2017-10-27 | 山东科技大学 | A kind of truck-mounted crane mechanism of small transporting vehicle |
| CN106946172A (en) * | 2017-05-17 | 2017-07-14 | 李阳 | It is a kind of each construction environment can rapid and convenient movement hydraulic engineering crane |
| CN207524853U (en) * | 2017-11-08 | 2018-06-22 | 长治清华机械厂 | A kind of gate folding-jib lorry-mounted crane |
| CN210529812U (en) * | 2019-08-10 | 2020-05-15 | 中国水利水电第七工程局有限公司 | Special support for lifting large-scale component of excavator |
| CN110467115A (en) * | 2019-09-17 | 2019-11-19 | 郑州科步科技有限公司 | Fork hangs wheeled crane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206970116U (en) | Lifting platform with locking device | |
| CN111747316B (en) | Stably-transporting lifting equipment for municipal engineering and using method thereof | |
| CN210594982U (en) | Two-degree-of-freedom portable crane | |
| CN113104741A (en) | Electromechanical mounting device for hydraulic and hydroelectric engineering | |
| CN111533055A (en) | Pipeline carrying equipment for trenchless pipe jacking construction | |
| CA2957862A1 (en) | A hoist tool for handling a shrink element of a gear system | |
| CN217631157U (en) | Building engineering is with setting up platform | |
| CN203141081U (en) | Platform for assembling axle and gear box | |
| CN210857941U (en) | Lifting device for housing construction | |
| CN212762038U (en) | Pin shaft press-fitting device | |
| CN109279512A (en) | Transfer device is used in a kind of production of mechanical motor | |
| CN213505799U (en) | Multi-shaft synchronous jacking mechanism with pre-eliminated clearance | |
| CN205555926U (en) | Hoisting apparatus for electric power | |
| CN207143359U (en) | Electroplanting device | |
| CN112467647A (en) | Cable fixing device for municipal engineering and using method thereof | |
| CN218912369U (en) | Reinforced concrete supporting structure for building construction technology | |
| CN111075124A (en) | Movable high-altitude tile pressing device and method thereof | |
| CN110900561A (en) | Pipe supporting manipulator | |
| CN215402700U (en) | Assembled is hoist and mount equipment for construction | |
| CN107654733A (en) | A kind of electrical conduits clamp method based on vertical conveyor | |
| CN216893380U (en) | Building engineering construction support convenient to height-adjusting just has support function | |
| CN221093625U (en) | Lifting type combined sliding table for large-caliber pipeline installation | |
| CN216038426U (en) | A place platform for current transformer transport | |
| CN221567947U (en) | Semi-automatic wall building device | |
| CN107825396A (en) | Robot for carrying high-voltage porcelain insulator in electric power operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |