CN113830678A - Tower crane load lifting detection device - Google Patents
Tower crane load lifting detection device Download PDFInfo
- Publication number
- CN113830678A CN113830678A CN202111411804.7A CN202111411804A CN113830678A CN 113830678 A CN113830678 A CN 113830678A CN 202111411804 A CN202111411804 A CN 202111411804A CN 113830678 A CN113830678 A CN 113830678A
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- CN
- China
- Prior art keywords
- fixedly connected
- front plate
- tower crane
- adjusting plates
- double
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
Abstract
The invention provides a tower crane load lifting detection device, which belongs to the technical field of tower cranes and comprises a front plate, wherein a rear plate is arranged on one side of the front plate, two adjusting plates are arranged between the adjacent ends of the front plate and the rear plate, three rotating shafts are arranged between the adjacent ends of the two adjusting plates, the circumferential surfaces of the three rotating shafts are respectively and rotatably connected with a detection pulley and two transmission pulleys, and two side ends of the three rotating shafts are respectively and fixedly connected with a small telescopic rod; the adjustable installation mechanism of protectiveness sets up between two regulating plates in order to realize using and safety protection to the adjustable installation of whole device, and this device uses the regulation to the installation of whole device through the connection design of the adjustable installation mechanism of protectiveness, strengthens the flexibility of using, utilizes the middle transmission extrusion force that detects the pulley to carry out the timely detection of process nature, has improved the convenience that detects.
Description
Technical Field
The invention belongs to the technical field of tower cranes, and particularly relates to a tower crane load lifting capacity detection device.
Background
The tower crane is a rotary crane with a movable arm arranged at the upper part of a high tower body, is divided into a horizontal type and a pressure bar type according to the form of the movable arm, has large operation space, and is mainly used for vertical and horizontal conveying of materials and installation of building components in building construction. The tower crane needs to carry out timely gravity detection so as to facilitate the proceeding of engineering and mechanical protection, and the existing tower crane lifting capacity detection device is of a single-pulley structure taking a pin shaft type sensor as a shaft, and is fixed on the tower crane when in use, and a lifting rope is pulled into a certain angle for measurement.
The existing weight detection device can fix the gravity direction, but the installation adjustment and the detection direction of the whole device are not flexible and convenient enough, the direction distortion change is easily caused, the hoisting difficulty is further caused, and the trouble is brought for the use.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a tower crane lifting capacity detection device, and aims to solve the use problems that the installation adjustment and detection direction of the weight detection device in the prior art are not flexible and convenient enough, the direction is easy to distort and change, and the lifting is difficult.
2. Technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
tower crane load capacity detection device includes:
the device comprises a front plate, a rear plate is arranged on one side of the front plate, two adjusting plates are arranged between the close ends of the front plate and the rear plate, three rotating shafts are arranged between the close ends of the two adjusting plates, the circumferential surfaces of the three rotating shafts are respectively and rotatably connected with a detection pulley and two transmission pulleys, two side ends of each rotating shaft are respectively and fixedly connected with a small telescopic rod, the far ends of the two small telescopic rods positioned on the same side are respectively and fixedly connected with the close ends of the two adjusting plates, the circumferential surfaces of the detection pulleys are fixedly connected with a gravity sensor, and the circumferential surfaces of the detection pulleys and the two transmission pulleys are slidably connected with lifting ropes; and
the adjustable installation mechanism of protectiveness, the adjustable installation mechanism of protectiveness sets up in order to realize using and safety protection to the adjustable installation of whole device between two regulating plates.
As a preferred scheme of the invention, the protective adjustable mounting mechanism comprises a transmission chain, two limiting rods, two double-threaded screws and two transmission wheels, the two double-threaded screws are respectively and rotatably connected to two side parts between the adjacent ends of the front plate and the rear plate, the two adjusting plates are both in threaded connection with the circumferential surfaces of the two double-threaded screws through lead screw nuts, the two limiting rods are respectively and fixedly connected to two side parts between the adjacent ends of the front plate and the rear plate, the two adjusting plates are both in sliding connection with the circumferential surfaces of the two limiting rods, the two transmission wheels are respectively and fixedly connected to the side parts of the circumferential surfaces of the two double-threaded screws, and the transmission chain is in transmission connection between the circumferential surfaces of the two transmission wheels.
As a preferable scheme of the present invention, a side end of the double-threaded screw rod located at one side movably penetrates a side end of the front plate and extends outward, and a knob is fixedly connected to a side end of the double-threaded screw rod located at one side.
As a preferable scheme of the present invention, the side ends of the two adjusting plates are fixedly connected with arc-shaped rods.
As a preferable scheme of the present invention, a protective connecting rod is fixedly connected between two side ends of the front plate and the rear plate.
As a preferable scheme of the invention, the four corners of the two adjusting plates are respectively provided with a screw hole.
3. Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. the device is based on two front-mounted plates and two rear-mounted plates which are fixedly mounted relatively, a detection pulley and two transmission pulleys which are connected through two adjusting plates are designed and connected between the front-mounted plates and the rear-mounted plates, accurate weight detection is carried out by utilizing transmission extrusion force between the two transmission pulleys, meanwhile, a protective adjustable mounting mechanism is designed and connected to realize flexible protective mounting adjustment of the whole device, the mechanism can realize relative adjustment of the two adjusting plates through synchronous rotation of the two double-head screws, the spatial property of mounting and use is convenient to control, the device is designed and connected through the protective adjustable mounting mechanism, installation, use and adjustment of the whole device are realized, the flexibility of use is enhanced, the intermediate transmission extrusion force of the detection pulleys is utilized to carry out timely detection, and the convenience of detection is improved.
2. The knob is installed and connected aiming at the starting of the protective adjustable installation mechanism, the connection design of the knob aims at the operation adjustment of the whole protective adjustable installation mechanism, an operation force application point is provided for an operation user, the knob can conveniently drive the double-end screw rod to rotate and the mechanism to operate in a transmission mode through rotation, and the circumferential surface of the knob is provided with a notch for adapting to finger operation, so that the operation and use comfort is improved.
3. According to the invention, the two protection connecting rods are designed and connected between the front plate and the rear plate, and the two protection connecting rods are connected and positioned at two sides of the front plate and the rear plate and are fixedly connected with each other, so that the external fixing stability of the whole device is ensured, and the damage of the device caused by the relative deformation of the front plate and the rear plate to the whole device is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
fig. 3 is a third perspective view of the present invention.
In the figure: 1. a front panel; 2. a rear panel; 3. an adjusting plate; 4. an arcuate bar; 5. a screw hole; 6. a guard link; 7. a knob; 8. detecting a pulley; 9. a transmission pulley; 10. a small telescopic rod; 11. a limiting rod; 12. a double-ended screw; 13. a lifting rope; 14. a gravity sensor; 15. a driving wheel; 16. a transmission chain.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1 to 3, the present invention provides the following technical solutions:
tower crane load capacity detection device includes:
the device comprises a front plate 1, wherein a rear plate 2 is arranged on one side of the front plate 1, two adjusting plates 3 are arranged between the close ends of the front plate 1 and the rear plate 2, three rotating shafts are arranged between the close ends of the two adjusting plates 3, the circumferential surfaces of the three rotating shafts are respectively and rotatably connected with a detection pulley 8 and two transmission pulleys 9, two side ends of each rotating shaft are respectively and fixedly connected with a small telescopic rod 10, the far ends of the two small telescopic rods 10 positioned on the same side are respectively and fixedly connected with the close ends of the two adjusting plates 3, the circumferential surface of the detection pulley 8 is fixedly connected with a gravity sensor 14, and the circumferential surfaces of the detection pulley 8 and the two transmission pulleys 9 are slidably connected with a lifting rope 13; and
the adjustable installation mechanism of protectiveness, the adjustable installation mechanism of protectiveness sets up between two regulating plates 3 in order to realize using and safety protection to the adjustable installation of whole device.
In this embodiment: the device is based on two front boards 1 and rear boards 2 which are relatively and fixedly installed, a detection pulley 8 and two transmission pulleys 9 which are connected through two adjusting boards 3 are designed and connected between the front boards 1 and the rear boards 2, the accurate weight detection is carried out by utilizing the transmission extrusion force between the two transmission pulleys 9, the adjustable installation mechanism of protectiveness has been connected in the design simultaneously and has been realized the nimble protection installation to whole device and adjusted, the mechanism can realize two regulating plate 3's relative regulation through the synchronous rotation of two double threaded screw 12, the spatiality of being convenient for control installation use, this device is through the connection design of the adjustable installation mechanism of protectiveness, use the regulation to the installation of whole device, the flexibility of reinforcing use, the intermediate drive extrusion force that utilizes detection pulley 8 carries out the in time detection of process nature, the convenience that detects has been improved, it is that need explain: the specific type of the gravity sensor 14 is selected by a person skilled in the art, and the gravity sensor 14 is known in the art, and the detailed description thereof is omitted.
Specifically, referring to fig. 2 and 3, the protective adjustable mounting mechanism includes a transmission chain 16, two limiting rods 11, two double-threaded screws 12 and two transmission wheels 15, the two double-threaded screws 12 are respectively rotatably connected to two side portions between the adjacent ends of the front plate 1 and the rear plate 2, the two adjustment plates 3 are both in threaded connection with circumferential surfaces of the two double-threaded screws 12 through lead screw nuts, the two limiting rods 11 are respectively and fixedly connected to two side portions between the adjacent ends of the front plate 1 and the rear plate 2, the two adjustment plates 3 are both in sliding connection with circumferential surfaces of the two limiting rods 11, the two transmission wheels 15 are respectively and fixedly connected to circumferential surface side portions of the two double-threaded screws 12, and the transmission chain 16 is in transmission connection between circumferential surfaces of the two transmission wheels 15.
In this embodiment: the adjustable installation mechanism accessible of protectiveness is rotated knob 7 and is realized starting, and knob 7 can drive the rotation of a double-end screw 12, simultaneously through the transmission of two drive wheels 15 and a drive chain 16, realizes two double-end screw 12's synchronous rotations, and then drives the balanced relative movement of two regulating plates 3, can compress tightly the regulation relatively to the stability of whole device installation use, guarantees the stability that the use of whole device detected.
Specifically, referring to fig. 1, a side end of the double-threaded screw 12 located on one side movably penetrates through a side end of the front plate 1 and extends outward, and a knob 7 is fixedly connected to the side end of the double-threaded screw 12 located on one side.
In this embodiment: the connection design of knob 7 is adjusted to the start-up of whole protective adjustable installation mechanism, for the operation user provides the operation impetus, knob 7 can be through rotating the convenient rotation that drives double threaded screw 12 and the transmission operation of mechanism, and the circumferential surface of knob 7 has seted up the notch for the operation of adaptation finger, has improved the travelling comfort of operation use.
Specifically, referring to fig. 1, the side ends of the two adjusting plates 3 are fixedly connected with arc-shaped rods 4.
In this embodiment: the connection installation of two arc poles 4 all is located the arc notch of the upside of regulating plate 3, places for the operation in the top of whole device and provides the lifting performance, is convenient for hang and puts and place, has also improved the artifical convenience of taking simultaneously.
Specifically, referring to fig. 1 and 3, a protective connecting rod 6 is fixedly connected between two side ends of the front plate 1 and the rear plate 2.
In this embodiment: the connection of two protection connecting rods 6 is located the both sides of leading board 1 and rearmounted board 2, carries out fixed connection to the two, guarantees the outside fixed stability of whole device, avoids whole device because leading board 1 and rearmounted board 2's relative deformation produces the damage of device.
Specifically, referring to fig. 1, the four corners of the two adjusting plates 3 are both provided with screw holes 5.
In this embodiment: the screw hole 5 is formed to provide a further reinforcing mode for installation and use of the whole device, so that temporary connection and fixation are conveniently carried out after adjustment and use, and the stability of the whole device during hoisting detection is improved.
The working principle and the using process of the invention are as follows: when the device is used, a user can install the device at a proper position, the knob 7 is rotated to drive the whole protective adjustable installation mechanism to start and adjust through the relative fixation of the front plate 1 and the rear plate 2, the mechanism can rotate through the double-head screw 12, simultaneously, the synchronous rotation of the two double-head screws 12 is realized through the transmission of two transmission wheels 15 and a transmission chain 16, and then drive the balanced relative movement of two regulating plates 3, can carry out relative compaction to the stability that whole device installation was used and adjust, guarantee the stability that the use of whole device detected, this device is through the connection design of the adjustable installation mechanism of protectiveness, uses the regulation to the installation of whole device, and the flexibility of reinforcing use utilizes the intermediate drive extrusion force that detects pulley 8 to carry out the timely detection of process nature, has improved the convenience that detects.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (6)
1. Tower crane load capacity detection device, its characterized in that includes:
the device comprises a front plate (1), wherein a rear plate (2) is arranged on one side of the front plate (1), two adjusting plates (3) are arranged between the close ends of the front plate (1) and the rear plate (2), three rotating shafts are arranged between the close ends of the two adjusting plates (3), the circumferential surfaces of the three rotating shafts are respectively and rotatably connected with a detection pulley (8) and two transmission pulleys (9), two side ends of the three rotating shafts are respectively and fixedly connected with a small telescopic rod (10), the far ends of the two small telescopic rods (10) positioned on the same side are respectively and fixedly connected with the close ends of the two adjusting plates (3), the circumferential surface of the detection pulley (8) is fixedly connected with a gravity sensor (14), and the circumferential surfaces of the detection pulley (8) and the two transmission pulleys (9) are slidably connected with a lifting rope (13); and
the adjustable installation mechanism of protectiveness, the adjustable installation mechanism of protectiveness sets up in order to realize using and safety protection to the adjustable installation of whole device between two regulating plates (3).
2. The tower crane load lifting detection device of claim 1, wherein: the adjustable installation mechanism of protectiveness comprises a transmission chain (16), two limiting rods (11), two double-threaded screws (12) and two transmission wheels (15), wherein the double-threaded screws (12) are respectively rotatably connected to two side portions between the ends of the front plate (1) and the rear plate (2) close to each other, the two adjusting plates (3) are respectively connected to the circumferential surfaces of the two double-threaded screws (12) through screw nuts and threads, the two limiting rods (11) are respectively fixedly connected to two side portions between the ends of the front plate (1) and the rear plate (2) close to each other, the two adjusting plates (3) are respectively connected to the circumferential surfaces of the two limiting rods (11) in a sliding manner, and the two transmission wheels (15) are respectively fixedly connected to the circumferential surface side portions of the two double-threaded screws (12), the transmission chain (16) is in transmission connection between the circumferential surfaces of the two transmission wheels (15).
3. The tower crane load lifting detection device of claim 2, wherein: the side end activity of the double-end screw (12) that is located one side runs through the side end of leading board (1) and outwards extends, is located one side the side end fixedly connected with knob (7) of double-end screw (12).
4. The tower crane load lifting detection device of claim 3, wherein: the side ends of the two adjusting plates (3) are fixedly connected with arc-shaped rods (4).
5. The tower crane load lifting detection device of claim 4, wherein: and a protective connecting rod (6) is fixedly connected between the two side ends of the front plate (1) and the rear plate (2).
6. The tower crane load lifting detection device of claim 5, wherein: screw holes (5) are formed in the four corners of the two adjusting plates (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411804.7A CN113830678A (en) | 2021-11-25 | 2021-11-25 | Tower crane load lifting detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411804.7A CN113830678A (en) | 2021-11-25 | 2021-11-25 | Tower crane load lifting detection device |
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| Publication Number | Publication Date |
|---|---|
| CN113830678A true CN113830678A (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111411804.7A Pending CN113830678A (en) | 2021-11-25 | 2021-11-25 | Tower crane load lifting detection device |
Country Status (1)
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| CN (1) | CN113830678A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117284906A (en) * | 2023-09-28 | 2023-12-26 | 山东神力索具有限公司 | Equipment and method for installing hoisting rigging |
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| GB1081907A (en) * | 1965-02-05 | 1967-09-06 | Stothert & Pitt Ltd | Load sensing hub |
| EP0794413A2 (en) * | 1996-03-08 | 1997-09-10 | MANNESMANN Aktiengesellschaft | Measuring device with a load measuring element |
| CN201574038U (en) * | 2010-01-08 | 2010-09-08 | 济南富友慧明监控设备有限公司 | Single pulley type weight sensor |
| CN103523671A (en) * | 2013-10-31 | 2014-01-22 | 太原重工股份有限公司 | Upper pulley device for weighing |
| CN203428796U (en) * | 2013-07-18 | 2014-02-12 | 大连科信起重电器有限公司 | Three-pulley-block type elevating capacity detecting device of tower crane |
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| CN110228753A (en) * | 2019-04-29 | 2019-09-13 | 徐州威卡电子控制技术有限公司 | A kind of three pulley weight-measuring devices and method for measuring weight for correcting friction effects |
| CN212532052U (en) * | 2020-03-30 | 2021-02-12 | 江苏中邦智能科技有限公司 | Load detection type pulley |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117284906A (en) * | 2023-09-28 | 2023-12-26 | 山东神力索具有限公司 | Equipment and method for installing hoisting rigging |
| CN117284906B (en) * | 2023-09-28 | 2024-03-08 | 山东神力索具有限公司 | Equipment and method for installing hoisting rigging |
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Application publication date: 20211224 |
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