CN210710482U - Lifting mechanism and stacker - Google Patents
Lifting mechanism and stacker Download PDFInfo
- Publication number
- CN210710482U CN210710482U CN201921794280.2U CN201921794280U CN210710482U CN 210710482 U CN210710482 U CN 210710482U CN 201921794280 U CN201921794280 U CN 201921794280U CN 210710482 U CN210710482 U CN 210710482U
- Authority
- CN
- China
- Prior art keywords
- lifting
- frame
- sleeve
- bridge
- lifting frame
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 61
- 238000004804 winding Methods 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Warehouses Or Storage Devices (AREA)
Abstract
An embodiment of the utility model provides a hoist mechanism and stacker relates to mechanical equipment technical field. The embodiment of the utility model provides a hoist mechanism includes crane span structure, hoisting frame, lifting rope, reel structure and adjusts the structure. The reel structure is arranged on the bridge and used for winding the lifting rope to drive the lifting frame to be close to or far away from the bridge, so that the lifting of the lifting frame is controlled. The adjusting structure is arranged on the bridge frame or the lifting frame and connected with the lifting rope, and the lifting rope is lifted, so that the height of the corresponding position of the lifting frame and the adjusting structure is changed, and the horizontal adjustment of the lifting frame is realized. Realize the hoisting frame levelness through the reel structure among the prior art and adjust, the reel structure is difficult to compromise the requirement of hoisting frame whole lift and hoisting frame level (l) ing, and it is inconvenient to use, and this hoist mechanism is through setting up the dedicated regulation structure of levelness regulation for the level (l) ing of hoisting frame is more convenient.
Description
Technical Field
The utility model relates to a mechanical equipment technical field particularly, relates to a hoist mechanism and stacker.
Background
Lifting mechanisms are common devices for transferring workpieces or materials and the like, such as lifting mechanisms provided in stackers. Thereby hoist mechanism receive and releases wire rope through the reel and drive the hoisting frame and go up and down to realize placing the lift of the material on the hoisting frame, thereby be convenient for carry out the transportation of material.
Therefore, during the use of the lifting mechanism, the lifting frame should be kept horizontal to prevent the materials from sliding off the lifting frame under the action of the self gravity. When the existing lifting mechanism is used and a lifting frame deviates from a preset levelness state, the horizontal adjustment of the lifting frame is usually realized by controlling the winding of a winding drum, and the winding drum also plays a role in controlling the integral lifting of the lifting frame, so that the adjustment is inconvenient.
SUMMERY OF THE UTILITY MODEL
The objects of the present invention include, for example, providing a lifting mechanism that can ameliorate the above-mentioned problems in the prior art.
The purpose of the utility model is also to include, provide a stacker, it can improve the above-mentioned problem that exists among the prior art.
The embodiment of the utility model discloses a can realize like this:
the embodiment of the utility model provides a lifting mechanism, which comprises a bridge frame, a lifting rope, a reel structure and an adjusting structure; the reel structure is arranged on the bridge and used for winding the lifting rope so as to drive the lifting frame to be close to or far away from the bridge; the adjusting structure is arranged on the bridge frame or the lifting frame;
when the adjusting structure is arranged on the bridge frame, the lifting rope wound out of the drum structure is connected with the adjusting structure through the lifting frame;
when the adjustment is arranged on the lifting frame, the lifting rope wound out of the drum structure is connected with the adjustment structure;
the adjusting structure is used for pulling the lifting rope so as to change the height of the lifting frame at the position corresponding to the adjusting structure.
Optionally, the adjusting structure includes a screw rod, a transmission member and a driving member, which form a screw rod mechanism; the driving part is connected with the transmission part and used for driving the transmission part to rotate, the transmission part is in threaded connection with the screw rod, the lifting rope is connected with the screw rod and used for pulling the lifting frame under the driving of the screw rod mechanism so as to change the height of the corresponding position.
Optionally, the transmission member is a driven gear; the driving part comprises a motor and a driving gear, and the motor is in transmission connection with the driving gear so as to drive the driving gear to rotate; the driven gear is engaged with the driving gear.
Optionally, the adjusting structure further includes a first sleeve and a second sleeve sleeved with each other; the first sleeve is connected with the transmission piece, and the second sleeve is fixedly connected with the bridge; the screw rod sequentially penetrates through the transmission piece, the first sleeve, the second sleeve and the bridge frame to be connected with the lifting rope.
Optionally, the adjusting structure further includes an elastic member disposed in the first sleeve and the second sleeve, and two ends of the elastic member are connected to the first sleeve and the second sleeve, respectively.
Optionally, the lifting mechanism further comprises a detecting element and a controller; the detection piece and the adjusting structure are electrically connected with the controller, the detection piece is used for detecting the levelness of the lifting frame and sending an electric signal representing the levelness to the controller, and the controller is used for controlling the adjusting structure according to the electric signal.
Optionally, the above-mentioned detection piece is a tilt sensor arranged on the lifting frame, the tilt sensor is used for detecting an included angle between the lifting frame and a horizontal plane, and sending an electrical signal representing the included angle to the controller.
Optionally, when the included angle reaches a preset value, the controller controls the adjusting structure, wherein the preset value is α, and α is more than or equal to 0.15 degrees and less than or equal to 0.25 degrees.
Optionally, the winding drum structure includes a driving structure, a first winding drum and a second winding drum, and both the first winding drum and the second winding drum are in transmission connection with the driving structure; the number of the lifting ropes is four, two of the lifting ropes are connected with the first winding drum, and the other two lifting ropes are connected with the second winding drum.
The embodiment of the utility model provides a stacker is still provided. The stacker includes any one of the above-described lifting mechanisms.
The utility model discloses hoist mechanism and stacker's beneficial effect includes, for example:
an embodiment of the utility model provides a hoist mechanism, it includes crane span structure, hoisting frame, lifting rope, reel structure and adjusts the structure. The reel structure is arranged on the bridge and used for winding the lifting rope to drive the lifting frame to be close to or far away from the bridge, so that the lifting of the lifting frame is controlled. The adjusting structure is arranged on the bridge frame or the lifting frame and connected with the lifting rope, and the lifting rope is lifted, so that the height of the corresponding position of the lifting frame and the adjusting structure is changed, and the horizontal adjustment of the lifting frame is realized. Realize the hoisting frame levelness through the reel structure among the prior art and adjust, the reel structure is difficult to compromise the requirement of hoisting frame whole lift and hoisting frame level (l) ing, and it is inconvenient to use, and this hoist mechanism is through setting up the dedicated regulation structure of levelness regulation for the level (l) ing of hoisting frame is more convenient.
An embodiment of the utility model provides a stacker, this stacker include foretell hoist mechanism, consequently also have the demand that can compromise the whole lift of lifting machine and level and transfer agent, convenient to use's beneficial effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, 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 invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention at a first viewing angle;
fig. 2 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention at a second viewing angle;
fig. 3 is a schematic structural diagram of a lifting frame in a lifting mechanism according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an adjusting structure in a lifting mechanism according to an embodiment of the present invention.
Icon: 100-a lifting mechanism; 110-a bridge; 120-a roll structure; 121-a first reel; 122-a second reel; 123-a drive structure; 124-driving motor; 125-a speed reducer; 130-a lifting frame; 131-a pulley; 132-a detection member; 140-lifting rope; 141-a first lifting rope; 142-a second lift cord; 143-a third lifting rope; 144-a fourth lift cord; 150-a modulating structure; 1511-a first regulating structure; 1512-a second adjustment structure; 1513-a third regulating structure; 1514-a fourth adjustment mechanism; 152-a motor; 153-a drive gear; 154-driven gear; 155-screw mandrel; 156-a first sleeve; 157-a second sleeve; 158-elastic member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Fig. 1 is a schematic structural diagram of a lifting mechanism 100 according to the present embodiment in a first viewing angle. Referring to fig. 1, the present embodiment provides a lifting mechanism 100, which includes a bridge 110, a lifting frame 130, a lifting rope 140, a reel structure 120, and an adjusting structure 150. The spool structure 120 is disposed on the bridge 110 for winding the lifting rope 140 to move the lifting frame 130 close to or away from the bridge 110, thereby controlling the lifting of the lifting frame 130. The adjusting structure 150 is disposed on the bridge frame 110 or the lifting frame 130, and is connected to the lifting rope 140, so that the height of the lifting frame 130 at the position corresponding to the adjusting structure 150 is changed by lifting the lifting rope 140, and the horizontal adjustment of the lifting frame 130 is realized. It should be noted that, in the description of the present embodiment, when the adjusting structure 150 is disposed on the lifting frame 130, "at the corresponding position of the lifting frame 130 and the adjusting structure 150" refers to the connecting position of the adjusting structure 150 and the lifting frame 130; when the adjustment structure 150 is disposed on the bridge 110, "at a position corresponding to the lifting frame 130 and the adjustment structure 150" refers to a connection position of the lifting rope 140 corresponding to the adjustment structure 150 and the lifting frame 130.
The lifting mechanism 100 provided in this embodiment is further described below by taking the structure of the adjusting structure 150 disposed on the bridge frame 110 as an example:
referring to fig. 1, in the present embodiment, the adjusting structure 150 and the drum structure 120 are disposed on the bridge 110, and the bridge 110 and the lifting frame 130 are disposed at an interval in the vertical direction. The end of the lifting rope 140 is wound out from the reel structure 120 and then fixed on the adjusting structure 150 through the lifting frame 130, and the adjusting structure 150 adjusts the height of the part of the lifting frame 130 connected with the lifting rope 140 by changing the height of the connection part of the lifting rope 140 and the adjusting structure 150, thereby realizing the adjustment of the levelness of the lifting frame 130. Furthermore, the lifting frame 130 is provided with a pulley 131, and the lifting rope 140 wound out from the drum structure 120 is connected with the adjusting structure 150 after passing around the pulley 131, so as to reduce friction at the joint of the lifting rope 140 and the lifting frame 130, and enable the adjustment of the lifting frame 130 to be smoother.
Fig. 2 is a schematic structural diagram of the lifting mechanism 100 according to the present embodiment at a second viewing angle. Referring to fig. 1 and fig. 2, in the present embodiment, the lifting frame 130 is square, and is used for loading materials and is driven by the drum structure 120 to lift, so as to transport the materials. The number of the lifting ropes 140 is four, and the four lifting ropes 140 are a first lifting rope 141, a second lifting rope 142, a third lifting rope 143, and a fourth lifting rope 144, respectively. The number of the pulleys 131 is four corresponding to the lifting rope 140, and the four pulleys 131 are respectively a first pulley, a second pulley, a third pulley and a fourth pulley. Four pulley 131 arrays are distributed at four corners of the square lifting frame 130, that is, the four pulleys 131 form a rectangle. After being wound out of the drum structure 120, the four lifting ropes 140 correspondingly extend to the bridge frame 110 around the four pulleys 131 one by one, i.e., after being wound out of the drum structure 120, the first lifting rope 141 extends to the bridge frame 110 around the first pulley; the second lifting rope 142 is wound out from the spool structure 120 and then extends to the bridge 110 around the second pulley; the third lifting rope 143 is wound off the spool structure 120 and then extends around the third pulley to the bridge 110; the fourth lift cord 144 extends from the spool structure 120 around a fourth pulley to the bridge 110. When the drum structure 120 operates, the drum structure 120 controls the four lifting ropes 140 to be simultaneously retracted, so as to drive the lifting frame 130 to integrally lift. Optionally, the lifting rope 140 is a steel wire rope.
It should be noted that the number of the lifting ropes 140 and the winding manner of the lifting ropes 140 are not limited herein, and it should be understood that in other embodiments, the lifting ropes 140 may be specifically arranged according to requirements, for example, three or eight lifting ropes 140 are provided, or pulleys are provided on the bridge frame 110 and the lifting frame 130, and the lifting ropes 140 wound from the drum structure 120 are sequentially arranged around the pulleys on the lifting frame 130 and the bridge frame 110.
In the present embodiment, four adjusting structures 150 are provided corresponding to the lifting ropes 140, and the four adjusting structures 150 are a first adjusting structure 1511, a second adjusting structure 1512, a third adjusting structure 1513, and a fourth adjusting structure 1514, respectively. The four adjustment structures 150 are all disposed on the bridge frame 110, and the lifting ropes 140 are wound out from the reel structure 120 and around the pulleys 131 and then are connected with the four adjustment structures 150 in a one-to-one correspondence manner. Specifically, the first lifting rope 141 is wound out from the winding drum structure 120 and is connected to the first adjusting structure 1511 after being wound around the first pulley, and the height of the connection between the lifting frame 130 and the first pulley is adjusted by the first adjusting structure 1511; the second lifting rope 142 is wound out of the winding drum structure 120 and passes through a second pulley, and then is connected to a second adjusting structure 1512, and the height of the connection position of the lifting frame 130 and the second pulley is adjusted through the second adjusting structure 1512; the third lifting rope 143 is wound out of the drum structure 120, wound around a third pulley and then connected to a third adjusting structure 1513, and the height of the connection part of the lifting frame 130 and the third pulley is adjusted through the third adjusting structure 1513; the fourth lifting rope 144 is wound from the reel structure 120 and passes around the fourth pulley and is connected to the fourth adjustment structure 1514, and the height of the connection between the hoisting frame 130 and the fourth pulley is adjusted by the fourth adjustment structure 1514.
It should be noted that, in this embodiment, the adjusting structures 150 and the lifting ropes 140 are arranged in a one-to-one correspondence manner, so that the height of the joint between each pulley 131 and the lifting frame 130 can be independently adjusted, it can be understood that, in other embodiments, the number of the adjusting structures 150 may also be set according to requirements, for example, the number of the adjusting structures 150 is set to three, one of the lifting ropes 140 passes through the pulley 131 and then is directly connected to the bridge frame 110, and when the levelness of the lifting frame 130 needs to be adjusted, the adjustment of the other three lifting ropes 140 by the adjusting structures 150 is implemented.
With continuing reference to fig. 1 and fig. 2, in the present embodiment, the winding drum structure 120 includes a driving structure 123, a first winding drum 121, and a second winding drum 122. The first winding drum 121 and the second winding drum 122 are both connected with the driving structure 123, two of the four lifting ropes 140 are connected with the first winding drum 121 so as to be wound and unwound under the action of the first winding drum 121, and the other two lifting ropes 140 are connected with the second winding drum 122 so as to be wound and unwound under the action of the second winding drum 122. Because first reel 121 and second reel 122 are through same drive structure 123 synchro control, can guarantee the work synchronism of first reel 121 and second reel 122, and then help guaranteeing the lifting stationarity of hoisting frame 130, compare in the hoist mechanism through the reel adjustment hoisting frame 130 levelness, this hoist mechanism 100's promotion effect is better. Further, the driving structure 123 includes a driving motor 124 and a speed reducer 125, the driving motor 124 is in transmission connection with the speed reducer 125, and two ends of an output shaft of the speed reducer 125 are in transmission connection with the first winding drum 121 and the second winding drum 122 respectively, so that the two winding drums are controlled to synchronously operate by the same driving motor 124.
Fig. 3 is a schematic structural diagram of the lifting frame 130 of the lifting mechanism 100 according to this embodiment. Referring to fig. 3, in the present embodiment, the lifting mechanism 100 further includes a detecting element 132 and a controller (not shown). The sensing member 132 and the adjustment structure 150 are both electrically connected to the controller. The sensing member 132 is used to sense the levelness of the lifting frame 130 and send an electrical signal indicative of the levelness to the controller, which controls the adjustment structure 150 according to the electrical signal. Specifically, the four adjusting structures 150 are all electrically connected to the controller, and after the controller receives the electrical signal representing the levelness sent by the detecting element 132, the height of the four corners of the lifting frame 130 is obtained through the electrical signal, so that the corresponding adjusting structures 150 are controlled to operate. The levelness of the lifting frame 130 is monitored in real time by arranging the detecting piece 132, so that the inclination condition of the lifting frame 130 can be found in time, and the working reliability of the lifting frame is ensured.
Further, the detecting element 132 is an inclination sensor disposed on the lifting frame 130, and detects an included angle between the lifting frame 130 and the horizontal plane through the inclination sensor, so as to obtain a levelness of the lifting frame 130, and sends an electrical signal representing the included angle to the controller, when the inclination sensor detects that the included angle between the lifting frame 130 and the horizontal plane reaches a preset value, the controller controls the adjusting structure 150 to adjust the levelness of the lifting frame 130, where the preset value is α, and optionally, 0.15 ° or α is less than or equal to 0.25 °, and the preset value is 0.15 °, 0.2 °, or 0.25 °.
Fig. 4 is a schematic structural diagram of an adjusting structure 150 in the lifting mechanism 100 according to this embodiment. Referring to fig. 1 and 4, in the present embodiment, the adjusting structure 150 includes a screw 155, a transmission member and a driving member, which form a screw mechanism. The driving piece is connected with the transmission piece and used for driving the transmission piece to rotate. The driving member is connected with the screw 155 in a screw manner, and when the driving member is driven by the driving member to rotate, the screw 155 can move relative to the driving member along the extension of the axis of the screw. The lifting rope 140 is fixedly connected to the lower end of the screw rod 155, the axis of the screw rod 155 extends in the vertical direction, and when the screw rod 155 moves in the self axis direction under the driving of the transmission member, the connection part of the lifting rope 140 and the screw rod 155 can be driven to lift, so that the levelness of the lifting frame 130 can be adjusted. It will be appreciated that in other embodiments, when the adjustment mechanism 150 is provided on the lifting frame 130, the lifting cord 140 is fixedly attached to the upper end of the lead screw 155 in order to make the construction of the lifting mechanism 100 more reasonable.
Further, the transmission member is a driven gear 154, the driving member includes a motor 152 and a driving gear 153 in transmission connection with the motor 152, and the driven gear 154 is engaged with the driving gear 153. The motor 152 is electrically connected to the controller, and when the motor 152 operates under the control of the controller, the motor 152 drives the driving gear 153 to rotate, thereby driving the driven gear 154 to rotate. The center of the driven gear 154 is provided with a threaded hole, the screw rod 155 is screwed in the threaded hole, and when the driven gear 154 rotates, the screw rod 155 moves up and down along the axis direction of the threaded hole, thereby driving the lifting rope 140 to move up and down. The adjustment is realized through gear transmission and a screw rod mechanism, and the adjustment precision is improved.
Further, the adjusting structure 150 further includes a first sleeve 156 and a second sleeve 157 sleeved with each other. The first sleeve 156 is connected with the transmission element, the second sleeve 157 is fixedly connected with the bridge frame 110, and the screw rod 155 sequentially penetrates through the transmission element, the first sleeve 156, the second sleeve 157 and the bridge frame 110 to be connected with the lifting rope 140. Specifically, the first sleeve 156 is provided with an opening facing downward, and a top wall thereof is supported below the driven gear 154 and abuts against the driven gear 154; the second sleeve 157 is disposed with its opening facing upward, and the bottom wall of the second sleeve 157 is fixedly connected to the bridge frame 110. The first sleeve 156 is sleeved outside the second sleeve 157, and the inner cavity of the first sleeve 156 is communicated with the inner cavity of the second sleeve 157. Further, the adjusting structure 150 further includes an elastic member 158 disposed inside the first sleeve 156 and the second sleeve 157, and both ends of the elastic member 158 are connected to the first sleeve 156 and the second sleeve 157, respectively. The resilient member 158 is provided to dampen relative movement of the first sleeve 156 and the second sleeve 157 and to provide a more reliable operation of the adjustment mechanism 150. Optionally, the resilient member 158 is a spring.
According to the lifting mechanism 100 provided in the present embodiment, the working principle of the lifting mechanism 100 is:
the lifting mechanism 100 detects the included angle between the lifting frame 130 and the horizontal plane through the tilt sensor, and sends an electric signal representing the data of the included angle to the controller, and the controller determines the height of the four corners of the lifting frame 130 according to the included angle. When the included angle reaches a preset value, the controller controls the corresponding adjusting structure 150 to operate, so that the included angle between the lifting frame 130 and the horizontal plane is kept within a preset value range, and the levelness of the lifting frame 130 in the using process is ensured.
The lifting mechanism 100 provided by the embodiment has at least the following advantages:
an embodiment of the utility model provides a hoist mechanism 100, its levelness through detecting 132 real-time detection hoisting frame 130 to can in time adjust the horizontal inclination of hoisting frame 130, guarantee that hoisting frame 130 is in the horizontality, the safety in utilization is higher. Adjust structure 150 and detection piece 132 and all be connected with the controller, the controller is according to detection result control regulation structure 150 of detection piece 132, has realized the automatically regulated of hoisting frame 130 levelness, and it is convenient to adjust. Because this hoist mechanism 100 is provided with the special regulation structure 150 that is used for adjusting the hoisting frame 130 levelness, consequently, can satisfy the different demands that the hoisting frame 130 wholly goes up and down and the levelness is adjusted respectively through reel structure 120 and regulation structure 150, high durability and convenient use, the reel structure 120 accessible that is used for realizing the hoisting frame 130 wholly goes up and down simultaneously drives with drive structure 123, the uniformity that the lifting rope 140 receive and releases has been guaranteed, the hoisting frame 130 goes up and down more stably, the effect is better.
The embodiment also provides a stacker which comprises the lifting mechanism 100. Therefore, the stacker also has the advantages of stable lifting and good using effect, can detect the levelness of the lifting frame 130 in real time, and has good adjusting effect on the automatic adjustment of the levelness of the lifting frame 130.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A lifting mechanism is characterized by comprising a bridge (110), a lifting frame (130), a lifting rope (140), a reel structure (120) and an adjusting structure (150); the reel structure (120) is arranged on the bridge (110), and the reel structure (120) is used for winding the lifting rope (140) so as to drive the lifting frame (130) to approach or separate from the bridge (110); the adjustment structure (150) is arranged on the bridge (110) or the lifting frame (130);
when the adjusting structure (150) is arranged on the bridge (110), the lifting rope (140) wound out of the reel structure (120) is connected with the adjusting structure (150) through the lifting frame (130);
when the adjusting structure (150) is arranged on the lifting frame (130), the lifting rope (140) wound out of the reel structure (120) is connected with the adjusting structure (150);
the adjusting structure (150) is used for lifting the lifting rope (140) so as to change the height of the lifting frame (130) at the corresponding position of the adjusting structure (150).
2. The lifting mechanism according to claim 1, characterized in that the adjustment structure (150) comprises a screw (155), a transmission and a drive, which constitute a screw mechanism; the driving piece is connected with the transmission piece and used for driving the transmission piece to rotate, the transmission piece is in threaded connection with the screw rod (155), the lifting rope (140) is connected with the screw rod (155), and the lifting rope (140) is used for pulling the lifting frame (130) under the driving of the screw rod mechanism so as to change the height of the corresponding position.
3. The lifting mechanism according to claim 2, wherein the transmission is a driven gear (154); the driving piece comprises a motor (152) and a driving gear (153), and the motor (152) is in transmission connection with the driving gear (153) to drive the driving gear (153) to rotate; the driven gear (154) is engaged with the driving gear (153).
4. The lifting mechanism of claim 2, wherein the adjustment structure (150) further comprises a first sleeve (156) and a second sleeve (157) nested within each other; the first sleeve (156) is connected with the transmission piece, and the second sleeve (157) is fixedly connected with the bridge (110); the screw rod (155) sequentially penetrates through the transmission piece, the first sleeve (156), the second sleeve (157) and the bridge (110) to be connected with the lifting rope (140).
5. The lifting mechanism according to claim 4, wherein the adjustment structure (150) further comprises an elastic member (158) disposed inside the first sleeve (156) and the second sleeve (157), both ends of the elastic member (158) being connected with the first sleeve (156) and the second sleeve (157), respectively.
6. The lifting mechanism of any of claims 1-5, wherein the lifting mechanism (100) further comprises a detector (132) and a controller; the detection piece (132) and the adjusting structure (150) are both electrically connected with the controller, the detection piece (132) is used for detecting the levelness of the lifting frame (130) and sending an electric signal representing the levelness to the controller, and the controller is used for controlling the adjusting structure (150) according to the electric signal.
7. The lifting mechanism according to claim 6, characterized in that the detecting member (132) is a tilt sensor arranged on the lifting frame (130), the tilt sensor being adapted to detect an angle between the lifting frame (130) and a horizontal plane and to send an electrical signal indicative of the angle to the controller.
8. The lifting mechanism according to claim 7, characterized in that said controller controls said adjustment structure (150) when said included angle reaches a preset value, said preset value being α, 0.15 ° ≦ α ≦ 0.25 °.
9. The lifting mechanism according to any of claims 1 to 5, characterized in that the drum structure (120) comprises a drive structure (123), a first drum (121) and a second drum (122), the first drum (121) and the second drum (122) each being in driving connection with the drive structure (123); the number of the lifting ropes (140) is four, two of the lifting ropes (140) are connected with the first winding drum (121), and the other two lifting ropes (140) are connected with the second winding drum (122).
10. A stacker crane characterized in that it comprises a lifting mechanism (100) according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921794280.2U CN210710482U (en) | 2019-10-23 | 2019-10-23 | Lifting mechanism and stacker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921794280.2U CN210710482U (en) | 2019-10-23 | 2019-10-23 | Lifting mechanism and stacker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210710482U true CN210710482U (en) | 2020-06-09 |
Family
ID=70963700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921794280.2U Expired - Fee Related CN210710482U (en) | 2019-10-23 | 2019-10-23 | Lifting mechanism and stacker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210710482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111891954A (en) * | 2020-08-17 | 2020-11-06 | 江阴圆方机械制造有限公司 | Feeding rack |
-
2019
- 2019-10-23 CN CN201921794280.2U patent/CN210710482U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111891954A (en) * | 2020-08-17 | 2020-11-06 | 江阴圆方机械制造有限公司 | Feeding rack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11853037B2 (en) | Electric hoisting machine and control device and control method therefor | |
| US20120168397A1 (en) | Hoist apparatus and control method thereof | |
| US20030019828A1 (en) | Hoist apparatus using a counter weight technology | |
| EP1773706A1 (en) | Hoisting-cable drive comprising a single bottom-hook block and two winches | |
| CN106495027B (en) | Method and system for hoisting and unloading goods with automatic wave compensation and crane platform | |
| KR101919471B1 (en) | Monitoring device for crane mounting | |
| JP3219717B2 (en) | Container multi-stage spreader | |
| CN210710482U (en) | Lifting mechanism and stacker | |
| US20200017340A1 (en) | Lifting device and method for starting up the hoisting gear of such a lifting device | |
| WO2021028947A1 (en) | Swift hoist and operating modes therof | |
| KR101379841B1 (en) | Winch comprising apparatus of preventing wire rope from deserting | |
| JPH09118492A (en) | Automatic aligning hoisting accessory | |
| KR102328584B1 (en) | Hoist with improved safety | |
| NL2026970B1 (en) | Crane for handling a cable-suspended load, method of manufacturing such a crane and use of such a crane. | |
| KR20220054202A (en) | Guided lifting system | |
| KR20140000050U (en) | Apparatus of crane preventing wire rope from overly winding down | |
| JP2021137901A (en) | Aerial carrier device | |
| CN214359662U (en) | Lifting transportation equipment | |
| JP7266601B2 (en) | Measuring device for hoist load measurement | |
| CN221051412U (en) | Hoisting equipment for transportation | |
| CN214570260U (en) | Regulator for marine crane sling | |
| JP6964012B2 (en) | Aircraft winch controller and air vehicle | |
| JP7336906B2 (en) | Hoisting control system for jib crane | |
| CN116081495B (en) | Bridge crane with protection function | |
| WO2022107616A1 (en) | Crane, and control method of crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 |