CN213569147U - Anti-drop formula tower crane couple - Google Patents
Anti-drop formula tower crane couple Download PDFInfo
- Publication number
- CN213569147U CN213569147U CN202021610166.2U CN202021610166U CN213569147U CN 213569147 U CN213569147 U CN 213569147U CN 202021610166 U CN202021610166 U CN 202021610166U CN 213569147 U CN213569147 U CN 213569147U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- movable
- shell
- pin
- couple
- 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.)
- Active
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model discloses an anti-drop formula tower crane couple, including the protecting crust, the top fixedly connected with mounting panel of protecting crust, the middle part fixedly connected with lifting rope at mounting panel top, the equal swing joint in both sides of protecting crust inner chamber has the movable rod, the top of movable rod is run through protecting crust and mounting panel in proper order and is equipped with first nut, the bottom of movable rod is run through to the bottom of protecting crust and the cover is equipped with the second nut, the surface cover of movable rod is equipped with reset spring. The utility model discloses a set up protecting crust, fly leaf, lifting rope, mounting panel, movable rod, reset spring, opening, couple, fixed sleeving, casing, pull ring, removable pin, installation shell, spring, constant head tank, connecting plate, locating pin, extension spring and limiting plate's cooperation and use, possess and can carry out safety protection to the heavy object of hanging, prevent that the heavy object from droing from the couple, have the advantage of buffer function protection couple.
Description
Technical Field
The utility model relates to a tower crane technical field specifically is an anti-drop formula tower crane couple.
Background
The tower crane is the most common hoisting equipment on the construction site, also called tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by the extension (height) of one section and one section (called standard section for short). The tower crane is an indispensable device on a construction site.
Along with the high-speed development of the urban construction of China, the tower crane plays a bigger and bigger role in the aspects of building construction, cargo handling and the like with the characteristics of strong flexibility and large bearing capacity, and is widely used by people in sequence, and the hook structure of the existing most of tower cranes is single, so that the hung heavy objects cannot be safely protected, the heavy objects are easy to fall off, safety accidents occur, the human body is injured, and the hook has a buffering function and is protected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-drop formula tower crane couple possesses and can carry out safety protection to the heavy object of hanging, prevents that the heavy object from droing from the couple, has the advantage of buffer function protection couple, and the couple of having solved current most tower cranes can't carry out safety protection to the heavy object of hanging, makes the heavy object drop from the couple easily, can not protect the problem of couple.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling tower crane hook comprises a protective shell, wherein a mounting plate is fixedly connected to the top of the protective shell, a lifting rope is fixedly connected to the middle of the top of the mounting plate, an opening is formed in the bottom of the protective shell, movable rods are movably connected to both sides of an inner cavity of the protective shell, the tops of the movable rods sequentially penetrate through the protective shell and the mounting plate and are sleeved with first nuts, the bottoms of the movable rods penetrate through the bottom of the protective shell and are sleeved with second nuts, a reset spring is sleeved on the surface of each movable rod, a movable plate is sleeved between the two movable rods, a hook and a mounting shell are fixedly connected to the bottom of each movable plate respectively, the bottoms of the hook and the mounting shell extend to the bottom of the opening, a tension spring is fixedly connected to the top of the inner cavity of the mounting shell, a limiting plate is fixedly connected to the bottom of the tension, the bottom of activity round pin runs through to the bottom of installation shell, the constant head tank has all been seted up to the bottom of both sides around the activity round pin, the right side fixedly connected with fixed sleeve of couple, the bottom of activity round pin extends to fixed sleeve's inner chamber, the equal fixedly connected with casing in both sides around the fixed sleeve, one side swing joint that fixed sleeve was kept away from to the casing has the pull ring, the pull ring is close to one side fixedly connected with locating pin of casing, one side that the pull ring was kept away from to the locating pin runs through casing and fixed sleeve in proper order and extends to the inner chamber of constant head tank, the surface of locating pin is overlapped respectively and is equipped.
Preferably, the surface of the movable rod is in threaded connection with the connecting part of the first nut and the second nut, and the surface of the movable rod is movably connected with the connecting part of the movable plate.
Preferably, the joint of the inner cavity of the mounting shell and the limiting plate is movably connected, and the surface of the movable pin is movably connected with the joint of the mounting shell.
Preferably, chamfers are arranged at the bottoms of the front side and the rear side of the movable pin, and the surface of the positioning pin is movably connected with the shell and the fixed sleeve.
Preferably, the surface of the positioning pin is fixedly connected with the joint of the connecting plate, and the inner cavity of the shell is movably connected with the joint of the connecting plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up protecting crust, fly leaf, lifting rope, mounting panel, movable rod, reset spring, opening, couple, fixed sleeving, casing, pull ring, removable pin, installation shell, spring, constant head tank, connecting plate, locating pin, extension spring and limiting plate's cooperation and use, possess and to carry out safety protection to the heavy object of hanging, prevent that the heavy object from droing from the couple, have the advantage of buffer function protection couple, be worth promoting.
2. The utility model discloses a set up the pull ring, can conveniently stimulate the locating pin;
by arranging the limiting plate, the movable pin can be prevented from falling off from the mounting shell;
the connecting plate is arranged, so that the positioning pin can be connected with the spring;
through setting up the chamfer, can conveniently make the removable pin promote the locating pin.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right sectional view of the partial structure of the present invention;
fig. 3 is a front sectional view of the mounting case of the present invention.
In the figure: the device comprises a protective shell 1, a movable plate 2, a lifting rope 3, a mounting plate 4, a movable rod 5, a return spring 6, an opening 7, a hook 8, a fixed sleeve 9, a shell 10, a pull ring 11, a movable pin 12, a mounting shell 13, a spring 14, a positioning groove 15, a connecting plate 16, a positioning pin 17, a tension spring 18 and a limiting plate 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a protecting crust 1, fly leaf 2, lifting rope 3, mounting panel 4, movable rod 5, reset spring 6, opening 7, couple 8, fixed sleeve 9, casing 10, pull ring 11, removable pin 12, installation shell 13, spring 14, constant head tank 15, connecting plate 16, locating pin 17, extension spring 18 and parts such as limiting plate 19 are general standard or the parts that technical staff in the field knows, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical staff in the field.
Referring to fig. 1-3, an anti-falling tower crane hook comprises a protective shell 1, a mounting plate 4 is fixedly connected to the top of the protective shell 1, a lifting rope 3 is fixedly connected to the middle of the top of the mounting plate 4, an opening 7 is formed in the bottom of the protective shell 1, movable rods 5 are movably connected to both sides of the inner cavity of the protective shell 1, the tops of the movable rods 5 sequentially penetrate through the protective shell 1 and the mounting plate 4 and are sleeved with first nuts, the bottom of the movable rod 5 penetrates through the bottom of the protective shell 1 and is sleeved with second nuts, a return spring 6 is sleeved on the surface of the movable rod 5, a movable plate 2 is sleeved between the two movable rods 5, the bottom of the movable plate 2 is respectively and fixedly connected with a hook 8 and a mounting shell 13, the bottoms of the hook 8 and the mounting shell 13 both extend to the bottom of the opening 7, a tension spring 18 is fixedly connected to the top of the, the bottom of the limiting plate 19 is fixedly connected with a movable pin 12, the bottom of the movable pin 12 penetrates through the bottom of the mounting shell 13, positioning grooves 15 are formed in the bottoms of the front side and the rear side of the movable pin 12, the right side of the hook 8 is fixedly connected with a fixed sleeve 9, the bottom of the movable pin 12 extends into the inner cavity of the fixed sleeve 9, the front side and the rear side of the fixed sleeve 9 are fixedly connected with a shell 10, one side, away from the fixed sleeve 9, of the shell 10 is movably connected with a pull ring 11, one side, close to the shell 10, of the pull ring 11 is fixedly connected with a positioning pin 17, one side, away from the pull ring 11, of the positioning pin 17 sequentially penetrates through the shell 10 and the fixed sleeve 9;
the surface of the movable rod 5 is in threaded connection with the joint of the first nut and the second nut, and the surface of the movable rod 5 is movably connected with the joint of the movable plate 2;
the inner cavity of the mounting shell 13 is movably connected with the joint of the limiting plate 19, and the surface of the movable pin 12 is movably connected with the joint of the mounting shell 13;
chamfers are arranged at the bottoms of the front side and the rear side of the movable pin 12, and the surface of the positioning pin 17 is movably connected with the shell 10 and the fixed sleeve 9;
the surface of the positioning pin 17 is fixedly connected with the joint of the connecting plate 16, and the inner cavity of the shell 10 is movably connected with the joint of the connecting plate 16;
the positioning pin 17 can be conveniently pulled by arranging the pull ring 11;
the limiting plate 19 is arranged, so that the movable pin 12 can be prevented from falling off from the mounting shell 13;
the positioning pin 17 can be connected with the spring 14 by arranging the connecting plate 16;
by providing the chamfer, it is possible to facilitate the movable pin 12 to push the positioning pin 17.
When the device is used, a heavy object is hung on the hook 8, the movable pin 12 is pulled downwards, the movable pin 12 is inserted into the fixed sleeve 9 and is contacted with the positioning pin 17, the positioning pin 17 is pushed to move towards the front side and the rear side, the spring 14 is compressed, the movable pin 12 continues to move downwards, when the positioning groove 15 on the surface of the movable pin 12 moves to the same level with the positioning pin 17, the spring 14 releases elastic force to push the positioning pin 17 to be inserted into the positioning groove 15 to position the movable pin 12, thus, when the heavy object is lifted, the heavy object can be prevented from falling off to cause a safety accident, when the heavy object is lifted, the reset spring 6 can play a buffering role on the hook 8, so as to protect the hook 8, when the heavy object is lifted to a preset position, the positioning pins 17 on the front side and the rear side are pulled, the positioning, the movable pin 12 is separated from the fixed sleeve 9, and the heavy object is taken out.
In summary, the following steps: this anti-drop formula tower crane couple, through protecting crust 1, fly leaf 2, lifting rope 3, mounting panel 4, movable rod 5, reset spring 6, opening 7, couple 8, solid fixed sleeving 9, casing 10, pull ring 11, removable pin 12, installation shell 13, spring 14, constant head tank 15, connecting plate 16, locating pin 17, extension spring 18 and limiting plate 19's cooperation is used, the couple of having solved current most tower crane can't carry out safety protection to the heavy object of hanging, make the heavy object drop from the couple easily, can not protect the problem of couple.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an anti-drop formula tower crane couple, includes protecting crust (1), its characterized in that: the top of the protective shell (1) is fixedly connected with a mounting plate (4), the middle part of the top of the mounting plate (4) is fixedly connected with a lifting rope (3), an opening (7) is formed in the bottom of the protective shell (1), two sides of the inner cavity of the protective shell (1) are movably connected with movable rods (5), the tops of the movable rods (5) sequentially penetrate through the protective shell (1) and the mounting plate (4) and are sleeved with first nuts, the bottoms of the movable rods (5) penetrate through the bottom of the protective shell (1) and are sleeved with second nuts, a reset spring (6) is sleeved on the surface of each movable rod (5), a movable plate (2) is sleeved between the two movable rods (5), the bottoms of the movable plates (2) are respectively and fixedly connected with a hook (8) and a mounting shell (13), and the bottoms of the hook (8) and the mounting shell (13) all extend to the bottom of the opening (7), install top fixedly connected with extension spring (18) of shell (13) inner chamber, bottom fixedly connected with limiting plate (19) of extension spring (18), bottom fixedly connected with activity round pin (12) of limiting plate (19), the bottom of activity round pin (12) runs through to the bottom of installing shell (13), constant head tank (15) have all been seted up to the bottom of both sides around activity round pin (12), right side fixedly connected with fixed sleeve pipe (9) of couple (8), the bottom of activity round pin (12) extends to the inner chamber of fixed sleeve pipe (9), the equal fixedly connected with casing (10) in both sides around fixed sleeve pipe (9), one side swing joint that fixed sleeve pipe (9) were kept away from in casing (10) has pull ring (11), one side fixedly connected with locating pin (17) that pull ring (11) are close to casing (10), one side that pull ring (11) were kept away from in locating pin (17) runs through casing (10) and fixed sleeve pipe (9) in proper order and extends casing (9) Extend to the inner chamber of constant head tank (15), the surface of locating pin (17) is equipped with spring (14) and connecting plate (16) respectively.
2. The anti-drop tower crane hook according to claim 1, characterized in that: the surface of the movable rod (5) is in threaded connection with the joint of the first nut and the second nut, and the surface of the movable rod (5) is in movable connection with the joint of the movable plate (2).
3. The anti-drop tower crane hook according to claim 1, characterized in that: the inner cavity of the mounting shell (13) is movably connected with the joint of the limiting plate (19), and the surface of the movable pin (12) is movably connected with the joint of the mounting shell (13).
4. The anti-drop tower crane hook according to claim 1, characterized in that: chamfers are respectively arranged at the bottoms of the front side and the rear side of the movable pin (12), and the surface of the positioning pin (17) is movably connected with the shell (10) and the fixed sleeve (9).
5. The anti-drop tower crane hook according to claim 1, characterized in that: the surface of the positioning pin (17) is fixedly connected with the joint of the connecting plate (16), and the inner cavity of the shell (10) is movably connected with the joint of the connecting plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021610166.2U CN213569147U (en) | 2020-08-06 | 2020-08-06 | Anti-drop formula tower crane couple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021610166.2U CN213569147U (en) | 2020-08-06 | 2020-08-06 | Anti-drop formula tower crane couple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213569147U true CN213569147U (en) | 2021-06-29 |
Family
ID=76554413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021610166.2U Active CN213569147U (en) | 2020-08-06 | 2020-08-06 | Anti-drop formula tower crane couple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213569147U (en) |
-
2020
- 2020-08-06 CN CN202021610166.2U patent/CN213569147U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213569147U (en) | Anti-drop formula tower crane couple | |
| CN212198153U (en) | Lifting hook for building construction tower crane | |
| CN212101636U (en) | Automatic tubular pile hoist | |
| CN210003199U (en) | general type steelframe cat ladder climbing equipment | |
| CN108756721B (en) | A kind of cement shaft tower Anti-drop ladder structure | |
| CN201695666U (en) | Incline and fall preventing device of attachable lifting scaffold | |
| CN214301273U (en) | High mound creeping formwork hoisting device of bridge | |
| CN205677527U (en) | A kind of high-building construction multifunctional safe hanging ladder | |
| CN208964367U (en) | A kind of safe and simple vertical support hanging apparatus | |
| CN112807578A (en) | Climbing device with self-locking function | |
| CN211691530U (en) | Bolt ball truss hoisting device | |
| CN211034835U (en) | Escape opening lifting structure of security protection life saving device | |
| CN2316303Y (en) | Parachute for vertical lifting machinery | |
| CN214298820U (en) | Standard festival anti-drop buffer structure of construction elevator cage | |
| CN213569151U (en) | Tower crane lifts by crane and uses fixing device | |
| CN214724334U (en) | Mechanical tongs mechanism is mated formation to slabstone | |
| CN110259153A (en) | It is a kind of to add and subtract lifting column structure and automatic lifting method automatically | |
| CN216196501U (en) | Construction is with fixed hanging flower basket of no support | |
| CN219730263U (en) | Assembled hoist and mount fixing device | |
| CN215888278U (en) | Bridge pile foundation construction steel protects a section of thick bamboo | |
| CN212270692U (en) | Large-span variable cross-section steel box girder pushing guide beam olecranon device | |
| CN204643580U (en) | Cement pole lifting chuck device | |
| CN217812282U (en) | A safe suspended structure for high altitude construction is built in room | |
| CN109779276A (en) | The connection structure and connection method of attached lifting scaffold safety guard net | |
| CN216190643U (en) | Device for hanging hoist at high place conveniently |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |