CN220618095U - Lifting appliance and conveying system - Google Patents

Abstract

The embodiment of the application provides a lifting appliance and a conveying system. The lifting appliance comprises a supporting frame and a moving beam, wherein the supporting frame and/or the moving beam is/are used for being connected with a piece to be transported, the supporting frame is also used for being connected with a crown block, two ends of the moving beam are respectively connected with two side beams which are oppositely arranged on the supporting frame, the positions of the moving beam on the side beams are adjustable, and the position of the moving beam on the supporting frame is adjusted to adapt to the piece to be transported with different sizes.

Description

Lifting appliance and conveying system

Technical Field

The application relates to hoisting technology, in particular to a lifting appliance and a transportation system.

Background

In the prior art, a crown block and a frame type lifting appliance are generally used for mutually matching to realize the transportation of large-size objects. The lifting rings are arranged on the lifting device in advance, the steel wire rope is hung on the lifting rings, and objects are lifted by the steel wire rope, but the existing frame type lifting device is a lifting device which is fixed to enable the objects to be in a size, and the positions of the lifting rings are fixed, so that the frame type lifting device can be only suitable for carrying objects in a size.

Disclosure of Invention

In order to solve the above problems, an object of an embodiment of the present utility model is to provide a lifting appliance and a transportation system.

In a first aspect, an embodiment of the present utility model provides a lifting appliance, the lifting appliance including: the device comprises a support frame and a movable beam, wherein the support frame and/or the movable beam is/are used for being connected with a piece to be transported, the support frame is also used for being connected with a crown block, two ends of the movable beam are respectively connected with two side beams oppositely arranged on the support frame, and the positions of the movable beam on the side beams are adjustable.

Preferably, the support frame comprises a support unit, and the support unit is formed by sequentially connecting four edge beams end to end.

Preferably, the plurality of support units are connected in sequence from end to end along a preset direction.

Preferably, two ends of one of the two side beams connected with each other are respectively provided with supporting feet, and two ends of the other one of the two side beams connected with each other are respectively provided with a first supporting plate;

the two boundary beams which are connected with each other are connected with the supporting feet through the first supporting plate.

Preferably, the support frame further comprises: the extension support unit comprises two extension beams, one ends of the two extension beams are respectively connected with the same side beams, the two extension beams are mutually arranged in parallel, and each extension beam is arranged on one side, away from the other side beam, of one side beam of the side beams, which are mutually connected.

Preferably, the two ends of the movable beam are respectively provided with a movable assembly, the movable assembly is in sliding connection with the side beam, the movable assembly is provided with a fastener, and when the movable beam moves to a preset position of the side beam, the movable assembly is relatively fixed with the side beam through the fastener.

Preferably, the moving assembly comprises a body, the body is connected with the moving beam, a first chute is arranged on the body, and the side beam is arranged in the first chute;

the fastening piece comprises a positioning plate, a screw rod and a hand wheel, wherein the positioning plate is arranged between the side beam and the side wall of the first chute, the hand wheel is fixedly arranged at one end of the screw rod, the other end of the screw rod penetrates through the side wall of the first chute to be connected with the positioning plate, and the screw rod is used for driving the positioning plate to move towards the direction approaching to or away from the side beam under the action of external force;

when the screw drives the positioning plate to abut against the side beam, the moving assembly is fixed relative to the side beam.

Preferably, the moving assembly further comprises a plurality of rollers rotatably mounted on the inner wall of the first chute, the plurality of rollers are in rolling connection with the side beams, and the axial direction of each roller is perpendicular to the length direction of the side beam.

Preferably, a plurality of groups of limiting components are arranged on the boundary beam at intervals along the direction of the boundary beam, each group of limiting components comprises two limiting pieces, and the two limiting pieces are arranged on the boundary beam at intervals;

when the locating plate is abutted to the side beam, the locating plate is located between two limiting parts in the limiting assembly, and the two limiting parts in the limiting assembly are used for limiting the locating plate to move on the side beam so as to prevent the movable beam from moving on the side beam.

Preferably, a second sliding groove is formed in the side beam, the moving assembly comprises a second supporting plate, one side of the second supporting plate is connected with the moving beam, a bearing wheel is rotatably arranged on one side, away from the moving beam, of the second supporting plate, and the bearing wheel is in rolling connection with the second sliding groove;

one side of the second supporting plate, which is away from the movable beam, is provided with a first mounting hole, the side beam is provided with a plurality of second mounting holes, the second mounting holes are sequentially arranged at intervals along the length direction of the side beam, and the fastener penetrates through the corresponding second positioning hole in the second mounting holes to be matched and connected with the first mounting hole.

Preferably, the plurality of movable beams Liang Wei are sequentially arranged at intervals along the length direction of the side beam.

Preferably, the lifting appliance further comprises a plurality of hoists and a plurality of first lifting ropes, wherein a plurality of third mounting holes are formed in each side beam and each movable beam in the support frame, the plurality of third mounting holes in each side beam in the support frame are sequentially arranged at intervals along the length direction of each side beam in the support frame, and the plurality of third mounting holes in the movable beams are sequentially arranged at intervals along the length direction of the movable beams;

the hoist and the first lifting ropes are arranged on the side beams and/or the movable beam in the support frame through corresponding third mounting holes in the third mounting holes, and the positions of the hoist and the first lifting ropes on the side beams and the movable beam in the support frame are adjustable; the plurality of first lifting ropes are used for being connected with the piece to be transported.

Preferably, the lifting appliance further comprises a counterweight module, wherein the counterweight module comprises a first sliding rail, a second sliding rail, a first driving mechanism, a counterweight and a second driving mechanism;

the first slide rail fixed mounting is in on the support frame, the second slide rail with first slide rail sliding connection, first actuating mechanism with second slide rail fixed connection is used for the drive the second slide rail is followed first slide rail removes, the balancing weight with second slide rail sliding connection, second actuating mechanism with balancing weight fixed connection is used for the drive the balancing weight is followed the second slide rail removes, the length direction of first slide rail with the length direction of second slide rail has the contained angle.

Preferably, the first driving mechanism comprises a first driving motor and a first driving wheel group, each first driving wheel of the first driving wheel group is in transmission connection with an output shaft of the first driving motor, each first driving wheel is in rolling connection with the first sliding rail, each first driving wheel is rotatably mounted on the second sliding rail, the first driving motor is fixedly connected with the second sliding rail, and the first driving motor is used for driving each first driving wheel to rotate so that each first driving wheel drives the second sliding rail to move along the first sliding rail;

the second driving mechanism comprises a second driving motor and a second driving wheel set, each second driving wheel of the second driving wheel set is in transmission connection with an output shaft of the second driving motor, the second driving motor is fixedly connected with the balancing weight, each second driving wheel is in rolling connection with the second sliding rail, each second driving wheel is rotatably mounted on the balancing weight, and the second driving motor is used for driving each second driving wheel to rotate, so that each second driving wheel drives the balancing weight to move along the second sliding rail.

Preferably, the support frame is provided with a plurality of second lifting ropes, the second lifting ropes are used for being connected with the crown block, each preset position on the support frame is provided with an angle sensor, the second lifting ropes are different in position on the support frame, and the angle sensor is used for detecting the inclination angle of the support frame so as to adjust the position of the balancing weight on the support frame according to the inclination angle.

Preferably, the support frame is provided with a plurality of second lifting ropes, the second lifting ropes are used for being connected with the crown block, and the positions of the second lifting ropes on the support frame are different;

and each second lifting rope is provided with a tension sensor, and the tension sensor is used for acquiring the tension of the corresponding second lifting rope so as to adjust the length of each second lifting rope between the crown block and the support frame according to the tension of each second lifting rope.

Preferably, the support frame is provided with a plurality of second lifting ropes, the second lifting ropes are used for being connected with the crown block, each preset position on the support frame is provided with an angle sensor, the second lifting ropes are different in position on the support frame, and the angle sensor is used for detecting the inclination angle of the support frame so as to adjust the length of each second lifting rope between the crown block and the support frame according to the inclination angle.

In a second aspect, embodiments of the present utility model also provide a transportation system comprising a crown block and a spreader as in any of the embodiments above.

The application has the following beneficial effects:

in the solution provided in the above first aspect of the embodiment of the present utility model, by providing a support frame and a moving beam on the hanger, the support frame and/or the moving beam are/is used for being connected with a piece to be transported, the support frame is also used for being connected with a crown block, two ends of the moving beam are respectively connected with two side beams oppositely provided on the support frame, and positions of the moving beam on the side beams are adjustable. The position of the movable beam on the boundary beam is adjusted to adapt to the to-be-transported pieces with different sizes.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.

Fig. 1 shows a schematic structural diagram of a lifting appliance according to an embodiment of the present utility model;

fig. 2 shows another schematic structural view of a lifting appliance according to an embodiment of the present utility model;

fig. 3 shows a schematic structural view of another lifting appliance according to an embodiment of the present utility model;

FIG. 4 shows a schematic structural view of a beam provided by an embodiment of the present utility model;

fig. 5 shows a schematic structural view of an edge beam according to an embodiment of the present utility model;

fig. 6 is a schematic structural view of a movable beam according to an embodiment of the present utility model;

FIG. 7 is a schematic view showing another structure of a movable beam according to an embodiment of the present utility model;

FIG. 8 is a schematic view of another embodiment of the present utility model;

FIG. 9 is a schematic view showing the construction of a counterweight module according to an embodiment of the utility model;

FIG. 10 is another schematic view of a counterweight module provided by an embodiment of the utility model;

FIG. 11 illustrates a partial schematic view of a counterweight module provided by an embodiment of the utility model;

icon: the device comprises a 1-supporting frame, a 3-movable beam, a 4-first lifting rope, a 5-second lifting rope, a 6-stay wire displacement sensor, a 7-movable assembly, an 8-fastener, a 9-limiting piece, a 10-first hook, a 11-second hook and a 12-counterweight module;

11-supporting units, 21-extension brackets, 101-short side beams, 102-long side beams, 103-first supporting plates, 104-supporting feet, 105-hanging rings, 106-third mounting holes, 107-second sliding grooves, 108-reinforcing beams and 201-extension beams;

701-a roller, 702-a body, 703-a first chute, 704-a second support plate, 705-a bearing wheel, 706-a support column, 707-a first mounting hole, 801-a hand wheel, 802-a screw, 803-a locating pin and 804-a locating plate;

1201-first slide rail, 1202-second slide rail, 1203-balancing weight, 1204-first driven wheel, 1205-first slider, 1206-third slide way, 1207-fourth slide way, 1208-gear train, 1209-second slider, 1210-second drive wheel, 1211-first drive wheel, 1212-second drive motor, 1213-first drive motor, 1214-third slide rail.

Detailed Description

In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following detailed description of exemplary embodiments of the present application is given with reference to the accompanying drawings, and it is apparent that the described embodiments are only some of the embodiments of the present application and not exhaustive of all the embodiments. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "vertical," "horizontal," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "center," "longitudinal," "transverse," "length," "width," "thickness," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In this embodiment, as shown in fig. 1 to 3, a lifting appliance 11 is provided, where the lifting appliance 11 includes: the movable beam 3 is connected with a piece to be transported, the support frame 1 is further connected with a crown block, two ends of the movable beam 3 are respectively connected with two side beams oppositely arranged on the support frame 1, and the position of the movable beam 3 on the side beams is adjustable. The position of the movable beam on the boundary beam is adjusted to adapt to the to-be-transported pieces with different sizes.

Preferably, the support frame 1 comprises a support unit 11, wherein the support unit 11 comprises four side beams, and the four side beams are sequentially connected end to form a rectangular frame. Specifically, the four side beams are two short side beams 101 and two long side beams 102, the two short side beams 101 are oppositely arranged, the two long side beams 102 are oppositely arranged, two ends of one short side beam 101 are respectively connected with one ends of the two long side beams 102, and two ends of the other short side beam 101 are respectively connected with the other ends of the two long side beams 102. More specifically, two ends of the moving beam 3 are respectively connected with two long side beams 102 which are oppositely arranged, and the position of the moving beam 3 on the long side beams 102 is adjustable; or the two ends of the movable beam 3 are respectively connected with two short side beams 101 which are oppositely arranged, and the position of the movable beam 3 on the short side beam 101 is adjustable.

Preferably, as shown in fig. 3, in order to improve stability of the supporting unit 11, reinforcing beams 108 are further provided between the oppositely disposed side beams. Specifically, the two ends of the reinforcement beam 108 are respectively connected to the two long side beams 102 disposed opposite to each other; of course, the two ends of the reinforcement beam 108 may be connected to the two short side beams 101 disposed opposite to each other. More specifically, the reinforcing beams 108 are plural, and when two ends of the reinforcing beam 108 are respectively connected to the two long side beams 102 that are oppositely disposed, the plural reinforcing beams 108 are sequentially disposed at intervals along the length direction of the two long side beams 102; when the two ends of the reinforcing beam 108 are respectively connected with the two short side beams 101 which are oppositely arranged, the plurality of reinforcing beams 108 are sequentially arranged at intervals along the length direction of the two short side beams 101.

Preferably, in one embodiment, the two side beams that are connected to each other are connected by a support leg 104. Specifically, the supporting leg 104 is fixedly connected with the long side beam 102 and the short side beam 101 of the two side beams connected with each other, and the long side beam 102 and the short side beam 101 of the two side beams connected with each other can be fixedly connected with the supporting leg 104 by welding.

Preferably, as shown in fig. 4 to 5, in another embodiment, two ends of one of two side beams connected to each other are respectively provided with a supporting leg 104, two ends of the other one of the two side beams connected to each other are respectively provided with a first supporting plate 103, and the two side beams connected to each other are connected to the supporting leg 104 through the first supporting plate 103. Specifically, the supporting leg 104 is fixedly mounted on the short side beam 101, and the first supporting plate 103 is fixedly mounted on the long side beam 102; or the supporting legs 104 are fixedly arranged on the long side beams 102, and the first supporting plates 103 are fixedly arranged on the short side beams 101; the support leg 104 and the first support plate 103 are connected by bolts.

Preferably, as shown in fig. 1-2, in order to adapt to the to-be-transported pieces with different sizes, the number of the 11 supporting units is multiple, the plurality of supporting units 11 are connected in turn from end to end along a preset direction, and two mutually connected supporting units 11 share the same boundary beam. Specifically, the two interconnected support units 11 share the same short side beam 101, or the two interconnected support units 11 share the same long side beam 102, and the preset direction may be the length direction of the short side beam 101 or the length direction of the long side beam 102. And selecting a corresponding number of supporting units according to the size of the to-be-transported piece, and sequentially connecting the supporting units end to end.

Preferably, in order to further adapt to the to-be-transported pieces of different sizes, the support frame 1 further comprises an extension support unit 21, the extension support unit 21 comprises two extension beams 201, one ends of the two extension beams 201 are respectively connected with two ends of the same side beam, the two extension beams 201 are mutually parallel, and each extension beam 201 is arranged on one side, away from the other side, of the two side beams connected with each other. Specifically, the number of the extension bracket units 21 is two, and the two extension bracket units 2 are respectively arranged on two sides of a frame formed by connecting one support unit 11 or a plurality of support units end to end in sequence along a preset direction. More specifically, one ends of the two extension beams 201 are respectively connected with two ends of the same short side beam 101, and a first support plate 104 is also arranged at one end of the extension beam 201 connected with the short side beam 101, and the extension beam 201 is connected with the support leg of the short side beam 101 through the first support plate 104. When the difference in the sizes of the transported pieces of the adjacent two times is small, the transportation of the transported pieces having small dimensional change can be accommodated by installing the extension bracket units 21 at both sides or one side of the supporting unit.

Preferably, as shown in fig. 6-7, two ends of the moving beam 3 are respectively provided with a moving assembly 7, the moving assembly 7 is slidably connected with the side beam, the moving assembly 7 is provided with a fastener 8, and when the moving beam 3 moves to a preset position of the side beam, the moving assembly 7 is relatively fixed with the side beam through the fastener 8. Specifically, both ends of the moving beam 3 are respectively in sliding connection with the long side beams 102 which are oppositely arranged, the moving assembly 7 is in sliding connection with the long side beams 102, and when the moving beam 3 moves to a preset position of the long side beams 102, the moving assembly 7 is relatively fixed with the long side beams 102 through the fasteners 8. More specifically, the movement of the moving beam 3 may be manually pushed, or may be pushed by means such as a motor.

Preferably, in one embodiment, the moving assembly 7 includes a body 702, the body 702 is connected with the moving beam 3, a first sliding groove 703 is formed on the body 702, and the side beam is disposed in the first sliding groove 703; the fastener 8 comprises a positioning plate 804, a screw rod 802 and a hand wheel 801, wherein the positioning plate 804 is arranged between the side beam and the side wall of the first sliding groove 703, the hand wheel 801 is fixedly arranged at one end of the screw rod 802, the other end of the screw rod 802 penetrates through the side wall of the first sliding groove 703 to be connected with the positioning plate 804, and the screw rod 802 is used for driving the positioning plate 804 to move towards the direction approaching or away from the side beam under the action of external force; when the screw 802 drives the positioning plate 804 to abut against the side beam, the moving assembly 7 is fixed relative to the side beam. Specifically, the long side beam 102 is slidably disposed in the first sliding groove 703, and the positioning plate 804 is disposed between the long side beam 102 and a side wall of the first sliding groove 703, and when the hand wheel 801 is rotated, the hand wheel 801 pushes the screw 802 to move in a direction approaching or separating from the long side beam 102, so that the screw 802 drives the positioning plate 804 to move in a direction approaching or separating from the long side beam 102. When the screw rod 802 drives the positioning plate 804 to move towards the direction close to the long side beam 102, and the screw rod 802 drives the positioning plate 804 to abut against the long side beam 102, the moving assembly 7 is relatively fixed with the long side beam 102, so that the moving beam 3 and the long side beam 102 are relatively fixed; when the screw 802 drives the positioning plate 804 to move away from the long side beam 102, and the screw 802 drives the positioning plate 804 to be separated from the long side beam 102, the moving assembly 7 can slide on the long side beam 102, so as to facilitate pushing the moving beam 3 to move on the long side beam 102, so as to move the moving beam 3 to a preset position of the long side beam 102.

Preferably, in order to improve stability of the positioning plate 804 in the moving process, a positioning pin 803 is mounted on a side of the positioning plate 804 away from the long side beam 102, and a positioning hole (not shown in the figure) matched with the positioning pin 803 is formed in a side wall of the first sliding groove 703, and the positioning pin is movably inserted into the positioning hole. Specifically, the number of the positioning pins 803 is two, the positioning holes are two, the positioning pins 803 are arranged in one-to-one correspondence with the positioning holes, and the two positioning pins 803 are respectively arranged on two sides of the screw 802.

Preferably, in order to facilitate the movement of the movement assembly 7 on the side beam, the movement assembly 7 further includes a plurality of rollers 701, the plurality of rollers 701 are rotatably mounted on the inner wall of the first chute 703, the plurality of rollers 703 are in rolling connection with the side beam, and an axial direction of each roller 701 is perpendicular to a length direction of the side beam. Specifically, rollers 701 are mounted on the sides of the first slide groove 703 that contact the long side beam 102.

Preferably, as shown in fig. 1-2, in order to avoid that the positioning plate 804 is tightly abutted against the side beam, the moving assembly 7 slides on the side beam, and a plurality of groups of limiting assemblies (not shown) are arranged on the side beam at intervals along the direction of the side beam, each group of limiting assemblies comprises two limiting pieces 9, and the two limiting pieces 9 are arranged on the side beam at intervals; when the locating plate 804 abuts against the side beam, the locating plate 804 is located between two limiting pieces 9 in the limiting assembly, and the two limiting pieces 9 in the limiting assembly are used for limiting the locating plate 804 to move on the side beam so as to prevent the moving beam 3 from moving on the side beam. Specifically, the preset positions are multiple, the multiple preset positions are sequentially arranged at intervals along the length direction of the long side beam 102, a group of limiting assemblies are installed at corresponding positions of each preset position, two limiting members 9 in the group of limiting assemblies are respectively installed at the left and right sides of one preset position, the distance between the two limiting members 9 is matched with the size of the positioning plate 804, when the movable beam 3 moves to the preset position of the long side beam 102, the hand wheel 801 is rotated, the hand wheel 801 pushes the screw 802 to drive the positioning plate 804 to move towards the direction close to the long side beam 102, when the screw 802 drives the positioning plate 804 to abut against the long side beam 102, the moving assembly 7 is relatively fixed with the long side beam 102, the positioning plate 804 is located between the two limiting members 9, and the two limiting members 9 are used for limiting the movement of the positioning plate 804, so that the moving assembly 7 is prevented from moving at the long side beam 102. When the moving beam 3 needs to be moved, the hand wheel 801 is rotated, so that the screw 802 drives the positioning plate 804 to move away from the long side beam 102, and the screw 802 drives the positioning plate 804 and the long side beam 102 to be separated from each other until the positioning plate 804 is located between the limiting piece 9 and the inner wall of the first sliding groove 703, even if the positioning plate 804 can cross the limiting piece 9, the moving assembly 7 can slide on the long side beam 102, thereby conveniently pushing the moving beam 3 to move on the long side beam 102, and moving the moving beam 3 to another preset position of the long side beam 102.

Preferably, as shown in fig. 3 and 8, in another embodiment, a second sliding groove 107 is formed in the side beam, the moving assembly 7 includes a second supporting plate 704, one side of the second supporting plate 704 is connected with the moving beam 3, a bearing wheel 704 is rotatably mounted on one side of the second supporting plate 704, which faces away from the moving beam 3, the bearing wheel is rotatably connected with the second sliding groove 107, a first mounting hole 707 is formed in one side of the second supporting plate 704, which faces away from the moving beam 3, a plurality of second mounting holes (not shown in the drawing) are formed in the side beam, the plurality of second mounting holes are sequentially arranged at intervals along the length direction of the side beam, and a fastener 8 passes through a corresponding second mounting hole of the plurality of second mounting holes to be in fit connection with the first mounting hole 707. Specifically, the second sliding groove 107 is disposed on the side of the long side beam 102 close to the short side beam 101, the second sliding groove 107 is disposed along the length direction of the long side beam 102, a plurality of second mounting holes are disposed on the long side beam 102, and a plurality of second mounting holes are sequentially disposed at intervals along the length direction of the long side beam 102. After the movable beam 3 moves the corresponding position of the long side beam 102, the fastener 8 passes through the corresponding second mounting hole to be matched and connected with the first mounting hole 707, so that the fastener 8 and the second support plate 704 are relatively fixed, and the movable beam 3 and the long side beam 102 are relatively fixed. More specifically, in order to provide the first mounting hole 707, a support column 706 is provided on the side of the second support plate 704 facing away from the moving beam 3, and the first mounting hole 707 is provided on the support column 706.

Preferably, to facilitate connection of the second support plate 704 to the fastener 8, the fastener 8 is a bolt and the second mounting hole and the first mounting hole 707 are threaded holes.

Preferably, as shown in fig. 1 to 3, the plurality of movable beams 3 are plural, and the plural movable beams 3 are sequentially arranged at intervals along the length direction of the side beam. Specifically, a plurality of moving beams 3 are arranged on two oppositely arranged long side beams 102, and the plurality of moving beams 3 are sequentially arranged at intervals along the length direction of the long side beams 102; or a plurality of movable beams 3 are arranged on two short side beams 101 which are oppositely arranged, and the plurality of movable beams 3 are sequentially arranged at intervals along the length direction of the short side beams 101; or a part of the plurality of moving beams 3 are arranged on two short side beams 101 which are oppositely arranged, the other part of the moving beams are arranged on two long side beams 102 which are oppositely arranged, the plurality of moving beams arranged on the short side beams 101 are arranged at intervals along the length direction of the short side beams 101, and the plurality of moving beams arranged on the long side beams 102 are arranged at intervals along the length direction of the long side beams 102. More specifically, a moving beam 3 is also provided between the two extension beams 201 disposed opposite to each other, and the connection between the moving beam 3 and the extension beam 201 is identical to the connection between the moving beam 3 and the side beam.

Preferably, the lifting appliance further comprises a plurality of hoists (not shown in the figure) and a plurality of first lifting ropes 4, wherein a plurality of third mounting holes 106 are formed in each side beam and the movable beam 3 in the support frame 1, the plurality of third mounting holes 106 in each side beam in the support frame 1 are sequentially arranged at intervals along the length direction of each side beam in the support frame, and the plurality of third mounting holes 106 in the movable beam 3 are sequentially arranged at intervals along the length direction of the movable beam; the plurality of hoists and the plurality of first lifting ropes 4 are arranged on the plurality of side beams and/or the movable beam 3 in the support frame 1 through corresponding third mounting holes in the plurality of third mounting holes 106, and the positions of the hoists and the plurality of first lifting ropes 4 on the plurality of side beams and the movable beam 3 in the support frame 1 are adjustable; the plurality of first lifting ropes 4 are used for being connected with a piece to be transported. Specifically, a plurality of third mounting holes 106 are formed in each short side beam 101 and each long side beam 102 in the support frame 1, the plurality of third mounting holes 106 in the short side beams 101 are sequentially arranged at intervals along the length direction of the short side beams 101, and the plurality of third mounting holes 106 in the long side beams 102 are sequentially arranged at intervals along the length direction of the long side beams 102, so that corresponding third mounting holes 106 can be selected in the long side beams 102, the short side beams 101 and the moving beams 3 as required to mount the hoist and the first lifting ropes 4. When it is desired to adjust the centre of gravity of the spreader, a hoist may be mounted in the respective third mounting hole 106 and/or a first lifting rope 4 may be added to the piece to be transported by connecting the first lifting rope 4 with the respective third mounting hole 106. And the hoist is a manual hoist or an electric hoist.

Preferably, in order to facilitate the installation of the hoist and the first lifting rope 4, the hoist and the first lifting rope 4 are hung on the third installation hole 106 through the second hook 11. Specifically, in order to improve the safety of the spreader during use, the first lifting rope 4 is a wire rope.

Preferably, as shown in fig. 3 and 9-11, the lifting appliance further comprises a counterweight module 12, wherein the counterweight module comprises a first slide rail 1201, a second slide rail 1202, a first driving mechanism (not shown in the drawings), a counterweight 1203, and a second driving mechanism (not shown in the drawings); the first slide rail 1201 is fixedly mounted on the support frame, the second slide rail 1202 is in sliding connection with the first slide rail 1201, the first driving mechanism is fixedly connected with the second slide rail 1202 and used for driving the second slide rail 1202 to move along the first slide rail 1201, the balancing weight 1203 is in sliding connection with the second slide rail 1202, the second driving mechanism is fixedly connected with the balancing weight 1203 and used for driving the balancing weight 1203 to move along the second slide rail 1202, and an included angle is formed between the length direction of the first slide rail 1201 and the length direction of the second slide rail 1202. Specifically, the first slide rail 1201 is fixedly mounted on two opposite short side beams 101, the length direction of the first slide rail 1201 is perpendicular to the length direction of the short side beam 101, and the length direction of the first slide rail 1201 is perpendicular to the length direction of the short side beam. Or the first sliding rail 1201 is fixedly erected on two oppositely arranged reinforcing beams 108, the length direction of the first sliding rail 1201 is perpendicular to the length direction of the reinforcing beams 108, and the included angle between the first sliding rail 1201 and the second sliding rail 1202 is preferably 90 degrees.

Preferably, the first driving mechanism includes a first driving motor 1213 and a first driving wheel set (not shown in the figure), each first driving wheel 1211 of the first driving wheel set 1211 is in transmission connection with an output shaft of the first driving motor 1213, each first driving wheel 1211 is in rolling connection with the first sliding rail 1201, each first driving wheel 1211 is rotatably mounted on the second sliding rail 1202, the first driving motor 1213 is fixedly connected with the second sliding rail 1202, and the first driving motor 1213 is used for driving each first driving wheel 1211 to rotate, so that each first driving wheel 1211 drives the second sliding rail 1202 to move along the first sliding rail 1201. Specifically, each first driving wheel 1211 is in transmission connection with the output shaft of the first driving motor 1213 through a gear transmission group 1208, the gear transmission group 1208 includes three gears (not shown in the figure), one gear is fixedly connected with the output shaft of the first driving motor 1213, the other two gears are in transmission connection with the output shaft of the first driving motor 1213 through a transmission belt, and the two gears are respectively fixedly connected with the two first driving wheels 1211 through a rotation shaft.

Preferably, in order to improve stability during movement of the second sliding rail 1202, the counterweight module further includes a third sliding rail 1214, where the third sliding rail 1214 is disposed parallel to the first sliding rail 1201, and the second sliding rail 1202 is slidably connected to the third sliding rail 1214. Specifically, the second sliding rail 1202 is further rotatably provided with a first driven wheel 1204 in rolling connection with a third sliding rail 1214. More specifically, two third sliding rails 1214 are disposed on two sides of the first sliding rail 1201, and four first driven wheels 1204 are disposed, each two first driven wheels 1204 corresponding to one third sliding rail 1214.

Preferably, in order to further improve stability during the movement of the second sliding rail 1202, the third sliding rail 1214 is provided with a third sliding groove 1206, the first sliding rail 1201 is provided with a fourth sliding groove 1207, and the second sliding rail 1202 is provided with a plurality of first sliding blocks 1205 slidingly engaged with the fourth sliding groove 1207 and the third sliding groove 1206. Specifically, two third sliding grooves 1206 are disposed on the third sliding rail 1214, two fourth sliding grooves 1207 are disposed on the first sliding rail 1201, the two third sliding grooves 1206 are disposed on two sides of the third sliding rail 1214, the length direction of the fourth sliding groove 1207 is parallel to the length direction of the first sliding rail 1201, the length direction of the third sliding groove 1206 is parallel to the length direction of the third sliding rail 1214, the fourth sliding groove 1207 and the third sliding groove 1206 are both in sliding fit with the two first sliding blocks 1205, and the two first sliding blocks 1205 in sliding fit with the fourth sliding groove 1207 are disposed at intervals along the length direction of the fourth sliding groove 1207.

Preferably, the second driving mechanism includes a second driving motor 1212 and a second driving wheel set (not shown in the figure), each second driving wheel 1210 of the second driving wheel set is in transmission connection with an output shaft of the second driving motor 1212, the second driving motor 1212 is fixedly connected with the balancing weight 1203, each second driving wheel 1210 is in rolling connection with the second sliding rail 1202, each second driving wheel 1210 is rotatably mounted on the balancing weight 1203, and the second driving motor 1212 is used for driving each second driving wheel 1210 to rotate, so that each second driving wheel 1210 drives the balancing weight 1203 to move along the second sliding rail 1202. Specifically, the transmission connection between the output shafts of the second driving wheels 1210 and the second driving motor 1212 is identical to the transmission connection between the output shafts of the first driving wheels 1211 and the first driving motor 1213.

In order to improve stability of the balancing weight 1203 during moving, a fifth sliding groove (not shown in the figure) is disposed on the second sliding rail 1202, the length of the fifth sliding groove is parallel to the length direction of the second sliding rail 1202, and a second sliding block 1209 in sliding fit with the fifth sliding groove is disposed on the balancing weight 1203. Specifically, the number of the fifth sliding grooves is four, the four fifth sliding grooves are arranged at intervals along the vertical direction of the moving direction of the balancing weight 1203, the number of the second sliding blocks 1209 is plural, each fifth sliding groove is slidably connected with two second sliding blocks 1209, and the two second sliding blocks 1209 slidably matched with the fifth sliding grooves are arranged at intervals along the length direction of the fifth sliding grooves.

Preferably, as shown in fig. 3, in an embodiment, a plurality of second lifting ropes 5 are installed on the support frame 1, the plurality of second lifting ropes 5 are used for being connected with a crown block, an angle sensor (not shown in the drawing) is installed at each preset position on the support frame 1, and the plurality of second lifting ropes 5 are located at different positions on the support frame 1, and the angle sensor is used for detecting the inclination angle of the support frame 1.

Preferably, the position of the balancing weight 1203 on the support frame 1 is adjusted according to the inclination angle so as to realize the adjustment of the gravity center of the lifting appliance. The length of each second lifting rope 5 between the crown block and the support frame 1 can be adjusted according to the inclination angle so as to realize the adjustment of the gravity center of the lifting appliance.

Preferably, the length of each second lifting rope 5 between the crown block and the support frame 1 is adjusted according to the inclination angle so as to realize the adjustment of the gravity center of the lifting appliance, which comprises the following steps: in the hoisting process, determining whether the support frame is in a horizontal state according to the reading value of the angle sensor; if the supporting frame is in a non-horizontal state, the length of each second lifting rope 5 between the crown block and the supporting frame 1 is adjusted so that the supporting frame is in a horizontal state. Specifically, the reading value of each angle sensor in the horizontal state of the support frame is set to be a preset angle value, and if the angle value of any angle sensor is not equal to the preset angle value, the support frame is determined to be in a non-horizontal state. More specifically, for example, the preset angle value is 0 degrees, and when the reading value of the angle sensor is not 0 degrees, the support frame is determined to be in a non-horizontal state.

Preferably, adjusting the position of the balancing weight 1203 on the support frame 1 according to the inclination angle to realize the adjustment of the center of gravity of the lifting appliance includes: in the hoisting process, determining whether the support frame is in a horizontal state according to the reading value of the angle sensor; if the support is in a non-horizontal state, the position of the balancing weight 1203 on the support 1 is adjusted to make the support in a horizontal state.

Specifically, if the support frame is in a non-horizontal state, adjusting the position of the balancing weight 1203 on the support frame 1 to make the support frame to be in a horizontal state includes: and calculating a moment sum acting on the support frame, and controlling the balancing weight to move towards the direction of the moment sum regulated to 0. The sum of the individual moments acting on the support frame is calculated. The moment acting on the supporting frame comprises moment generated by the sling and moment generated by the weight of the balancing weight when the balancing weight moves.

Calculating a moment sum acting on the support frame may include: calculating moment at each corner of the edge of the movable range of the balancing weight; acquiring moment generated by acceleration of the balancing weight; the individual moments are added as the sum of the moments acting on the support frame. For example, the support frame is a rectangular support frame, the balancing weight can move in a rectangular range, namely, the moving range of the balancing weight is rectangular, the moment at four corners of the rectangle is Tt1, tt2, tt3 and Tt4 respectively, the moment Ma generated by the acceleration of the balancing weight, M represents the mass of the balancing weight, a represents the acceleration of the balancing weight, and the acceleration can be obtained through an acceleration sensor, so that the sudden movement or change of the detection system can be helped. Thus, the sum of all the moments is tt1+tt2+tt3+tt4+ta.

Controlling the balancing weight to move towards the moment and the direction adjusted to 0 can comprise: the balancing weight is controlled to move, and the moving direction of the balancing weight can be the direction of the moment and the direction adjusted to 0. For example, if the weight is moved in a certain direction, the moment sum is calculated in real time, and if the absolute value of the moment sum is increased, the weight can be controlled to move in the opposite direction or move in other directions; when the moment and the absolute value of the balancing weight moving towards a certain direction are reduced, the balancing weight can be continuously controlled to move in the direction, and the moving speed of the balancing weight is reduced when the moment and the absolute value are smaller than a preset value until the moment and the absolute value are adjusted to 0.

Preferably, the second lifting rope 5 is connected to the support frame 1 by means of a second hook 11. Specifically, a hanging ring 105 for hanging the second hook 11 is arranged on the support frame 1, and the hanging ring 105 is mounted on the support leg 104. More specifically, the number of the second lifting ropes 5 is four, the number of the supporting legs is 4, each supporting leg is connected with one second lifting rope 5, each preset position is the position of each supporting leg, and each supporting leg is provided with an angle sensor. More specifically, the second hoist rope 5 is a wire rope.

Preferably, as shown in fig. 3, in an embodiment, the support frame 1 is further provided with a plurality of second lifting ropes 5, and a plurality of fourth mounting holes (not shown in the drawing) are further provided on the support frame 1, and the plurality of fourth mounting holes on each side beam in the support frame 1 are sequentially spaced along the length direction of each side beam in the support frame; the second lifting ropes 5 are hung on the side beams in the support frame 1 through corresponding fourth mounting holes in the fourth mounting holes, and the positions of the second lifting ropes 5 on the side beams in the support frame 1 are adjustable; the second lifting ropes 5 are used for being connected with the crown block, and the positions of the second lifting ropes 5 on the support frame 1 are different. Specifically, a plurality of fourth mounting holes are formed in each short side beam 101 and each long side beam 102 in the support frame 1, the fourth mounting holes in the short side beams 101 are sequentially arranged at intervals along the length direction of the short side beams 101, and the fourth mounting holes in the long side beams 102 are sequentially arranged at intervals along the length direction of the long side beams 102, so that corresponding fourth mounting holes can be selected in the long side beams 102 and the short side beams 101 as required to mount the second lifting ropes 5. When the position of the second hanger rope 5 needs to be adjusted, the second hanger rope 5 may be installed in the corresponding fourth installation hole.

Preferably, the second lifting rope 5 is further provided with a tension sensor, and the tension sensor is used for acquiring the tension of the corresponding second lifting rope 5, so as to determine whether the tension born by the corresponding second lifting rope 5 is overloaded according to the tension condition of each second lifting rope 5, so that when the tension born by the corresponding second lifting rope 5 is overloaded, the second lifting rope 5 is replaced, or the second lifting rope is added on the support frame, or the position of the second lifting rope 5 is adjusted, so that the situation that the second lifting rope 5 breaks after the tension born by the second lifting rope 5 is overloaded is avoided.

Preferably, in another embodiment, as shown in fig. 1-2, a plurality of second lifting ropes 5 are installed on the support frame 1, the plurality of second lifting ropes 5 are used for being connected with a crown block, and each second lifting rope 5 is located differently on the support frame 1; and each second lifting rope 5 is provided with a tension sensor, and the tension sensor is used for acquiring the tension of the corresponding second lifting rope 5 so as to adjust the length of each second lifting rope 5 between the crown block and the support frame 1 according to the tension of each second lifting rope 5, thereby realizing the adjustment of the gravity center of the lifting appliance and realizing the adjustment of the gravity center of the lifting appliance. Specifically, the second suspension rope 5 is connected to the support frame 1 through the second hook 11. More specifically, the supporting frame 1 is provided with a hanging ring 105 for hanging the second hook 11, and the hanging ring 105 is mounted on the long side beam 102. More specifically, the number of the second lifting ropes 5 is four, the four second lifting ropes 5 are respectively arranged on two opposite long side beams 102, and each long side beam 102 is connected with two second lifting ropes 5.

Preferably, the support frame 1 is also provided with a plurality of stay wire displacement sensors 6, the plurality of stay wire displacement sensors 6 are used for being connected with the crown block, and the positions of the plurality of second lifting ropes 5 and the plurality of stay wire displacement sensors 6 on the crown block are the same; the number of the second lifting ropes 5 is consistent with that of the stay wire displacement sensors 6, one second stay wire displacement sensor 6 is arranged close to one second lifting rope 5, and each stay wire displacement sensor 6 is used for acquiring the length of the corresponding stay wire displacement sensor 6 between the crown block and the support frame 1 so as to determine the length of each second lifting rope 5 between the crown block and the support frame 1 according to the length detected by each stay wire displacement sensor 6. So as to determine whether the length of the second lifting rope 5 is also required to be adjusted according to the length of the second lifting rope 5 between the crown block and the support frame 1.

Preferably, according to the tension of each second lifting rope 5, the length of each second lifting rope 5 between the crown block and the support frame 1 is adjusted to realize the adjustment of the gravity center of the lifting appliance, which comprises: in the hoisting process, determining whether the support frame is in a horizontal state; if the supporting frame is in a non-horizontal state, the length of each second lifting rope 5 between the crown block and the supporting frame 1 is equal to the length of the supporting frame in a horizontal state. Specifically, an image of the whole lifting appliance can be acquired through an image acquisition device, image analysis of whether the supporting frame is horizontal or not is carried out through electronic equipment, and whether the supporting frame is in a horizontal state or not is judged according to analysis results.

Specifically, the length of each second lifting rope 5 between the crown block and the supporting frame 1 to bring the supporting frame to a horizontal state includes: determining the current length of each second lifting rope as a first length, and acquiring a first distance between a lifting point of the second lifting rope and a vertical line at a total lifting point in a previous horizontal state, wherein the lifting point is a position where the second lifting rope is connected with the support frame, and the total lifting point is a position where the second lifting rope is connected with the crown block; acquiring a second distance between a hanging point of the second hanging rope and a vertical line at the total hanging point in the current state; according to the second distance, the first length and the current tension value of the second lifting rope, calculating a tension component of the current tension value of the second lifting rope in the vertical direction; calculating the second length according to the first distance, the tension component and the current tension value; and adjusting the length of the corresponding second lifting rope between the support frame and the crown block according to the calculated second length of each second lifting rope. Specifically, the measurement of the lengths of the second lifting ropes can be achieved through the stay wire displacement sensor 6, and for each second lifting rope, the first length is the current length of the second lifting rope and is also the length before the length of the second lifting rope is adjusted; and a hanging rope is arranged at the total hanging point, the hanging rope hangs downwards from the total hanging point along the gravity direction, and the distance between the hanging point and the hanging rope is obtained through a sensor and is used as the distance between the hanging point and the vertical line at the total hanging point.

In a second aspect, embodiments of the present utility model also provide a transportation system comprising a crown block and a spreader as in any of the embodiments above.

The application has the following beneficial effects:

in the solution provided in the above first aspect of the embodiment of the present utility model, by providing the hanger with a support frame and a moving beam, the support frame and/or the moving beam are used for being connected with a piece to be transported, the support frame is also used for being connected with a crown block, two ends of the moving beam are respectively connected with two side beams oppositely provided on the support frame, and the position of the moving beam on the side beam is adjustable. The position of the movable beam on the boundary beam is adjusted to adapt to the to-be-transported pieces with different sizes.

While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the spirit or scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims and the equivalents thereof, the present application is intended to cover such modifications and variations.

Claims (15)

1. A spreader, comprising: the support frame, movable beam, the support frame and/or the movable beam is used for being connected with waiting to transport the piece, the support frame still is used for being connected with the overhead traveling crane, the both ends of movable beam respectively with the both sides roof beam connection that sets up relatively on the support frame, just the movable beam is in the position on the boundary beam is adjustable, the both ends of movable beam are provided with the movable subassembly respectively, the movable subassembly with boundary beam sliding connection, be provided with the fastener on the movable subassembly, works as the movable beam removes to the preset position of boundary beam, the movable subassembly passes through the fastener with the boundary beam is fixed relatively.

2. The spreader of claim 1, wherein the support frame comprises a support unit, the support unit being a rectangular frame formed by four side beams connected end to end in sequence.

3. The spreader of claim 2, wherein the plurality of support units are connected in series along a predetermined direction.

4. The lifting appliance according to claim 2, wherein two ends of one of the two side beams connected to each other are respectively provided with supporting feet, and two ends of the other one of the two side beams connected to each other are respectively provided with a first supporting plate;

The two boundary beams which are connected with each other are connected with the supporting feet through the first supporting plate.

5. The spreader of claim 1, wherein the moving assembly comprises a body connected to the moving beam, the body having a first runner, the side beam being disposed within the first runner;

the fastening piece comprises a positioning plate, a screw rod and a hand wheel, wherein the positioning plate is arranged between the side beam and the side wall of the first chute, the hand wheel is fixedly arranged at one end of the screw rod, the other end of the screw rod penetrates through the side wall of the first chute to be connected with the positioning plate, and the screw rod is used for driving the positioning plate to move towards the direction approaching to or away from the side beam under the action of external force;

when the screw drives the positioning plate to abut against the side beam, the moving assembly is fixed relative to the side beam.

6. The spreader of claim 5, wherein the moving assembly further comprises a plurality of rollers rotatably mounted on the inner wall of the first runner, the plurality of rollers being in rolling engagement with the side rail, an axis of each of the rollers being oriented perpendicular to a length of the side rail.

7. The spreader of claim 5, wherein a plurality of sets of spacing assemblies are disposed on the side rail at intervals along the direction of the side rail, each set of spacing assemblies comprising two spacing members disposed on the side rail at intervals;

when the locating plate is abutted to the side beam, the locating plate is located between two limiting parts in the limiting assembly, and the two limiting parts in the limiting assembly are used for limiting the locating plate to move on the side beam so as to prevent the movable beam from moving on the side beam.

8. The lifting appliance according to claim 1, wherein a second sliding groove is formed in the side beam, the moving assembly comprises a second supporting plate, one side of the second supporting plate is connected with the moving beam, a bearing wheel is rotatably installed on one side, away from the moving beam, of the second supporting plate, and the bearing wheel is in rolling connection with the second sliding groove;

one side of the second supporting plate, which is away from the movable beam, is provided with a first mounting hole, the side beam is provided with a plurality of second mounting holes, the second mounting holes are sequentially arranged at intervals along the length direction of the side beam, and the fastener penetrates through the corresponding second positioning hole in the second mounting holes to be matched and connected with the first mounting hole.

9. The spreader of claim 1, wherein the plurality of displacements Liang Wei are sequentially spaced apart along the length of the side rail.

10. The lifting appliance according to claim 1, further comprising a plurality of hoists and a plurality of first lifting ropes, wherein a plurality of third mounting holes are formed in each side beam and each movable beam in the support frame, the plurality of third mounting holes in each side beam in the support frame are sequentially arranged at intervals along the length direction of each side beam in the support frame, and the plurality of third mounting holes in the movable beam are sequentially arranged at intervals along the length direction of the movable beam;

the hoist and the first lifting ropes are arranged on the side beams and/or the movable beam in the support frame through corresponding third mounting holes in the third mounting holes, and the positions of the hoist and the first lifting ropes on the side beams and the movable beam in the support frame are adjustable; the plurality of first lifting ropes are used for being connected with the piece to be transported.

11. The spreader of claim 1, further comprising a counterweight module, the counterweight module comprising a first slide rail, a second slide rail, a first drive mechanism, a counterweight, a second drive mechanism;

The first slide rail fixed mounting is in on the support frame, the second slide rail with first slide rail sliding connection, first actuating mechanism with second slide rail fixed connection is used for the drive the second slide rail is followed first slide rail removes, the balancing weight with second slide rail sliding connection, second actuating mechanism with balancing weight fixed connection is used for the drive the balancing weight is followed the second slide rail removes, the length direction of first slide rail with the length direction of second slide rail has the contained angle.

12. The spreader of claim 11, wherein a plurality of second hoist ropes are mounted on the support frame and are used for being connected with the crown block, angle sensors are mounted at preset positions on the support frame, the positions of the plurality of second hoist ropes on the support frame are different, and the angle sensors are used for detecting the inclination angle of the support frame so as to adjust the position of the balancing weight on the support frame according to the inclination angle.

13. The spreader of claim 1, wherein a plurality of second lifting ropes are mounted on the support frame, the plurality of second lifting ropes being adapted to be connected to the crown block, each second lifting rope being positioned differently on the support frame;

And each second lifting rope is provided with a tension sensor, and the tension sensor is used for acquiring the tension of the corresponding second lifting rope so as to adjust the length of each second lifting rope between the crown block and the support frame according to the tension of each second lifting rope.

14. The spreader of claim 1, wherein the support frame is provided with a plurality of second suspension ropes, the plurality of second suspension ropes are used for being connected with the crown block, each preset position on the support frame is provided with an angle sensor, the plurality of second suspension ropes are positioned differently on the support frame, and the angle sensor is used for detecting the inclination angle of the support frame so as to adjust the length of each second suspension rope between the crown block and the support frame according to the inclination angle.

15. A transportation system comprising a crown block and a spreader as claimed in any one of claims 1 to 14.