CN218088618U - Double-layer weighing trolley for crane - Google Patents
Double-layer weighing trolley for crane Download PDFInfo
- Publication number
- CN218088618U CN218088618U CN202222604098.4U CN202222604098U CN218088618U CN 218088618 U CN218088618 U CN 218088618U CN 202222604098 U CN202222604098 U CN 202222604098U CN 218088618 U CN218088618 U CN 218088618U
- Authority
- CN
- China
- Prior art keywords
- layer
- weighing
- moving mechanism
- double
- deck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Control And Safety Of Cranes (AREA)
Abstract
The utility model provides a double-deck dolly of weighing for hoist, including lower floor's moving mechanism, upper hoisting mechanism, weighing sensor and a plurality of hinge connection structure, the mobilizable frame track of locating of lower floor's moving mechanism, the utility model discloses a will gravity sensor locates upper hoisting mechanism with between the moving mechanism of lower floor, and upper hoisting mechanism with interval certain distance sets up a plurality ofly between the moving mechanism of lower floor hinge connection structure, with the restriction upper hoisting mechanism for lower floor's moving mechanism moves on the horizontal direction, thereby makes upper hoisting mechanism only can have certain home range in vertical direction, thereby has avoided upper hoisting mechanism with adopt fixed connection's mode to influence between the moving mechanism of lower floor weighing sensor is right the accuracy that the thing was weighed is hung, and then effectual promotion is right double-deck dolly of weighing is right the precision that the thing was weighed is hung.
Description
Technical Field
The utility model relates to an wherein equipment technical field especially relates to a double-deck dolly of weighing for hoist.
Background
The double-layer weighing trolley is a part of a crane and is movably arranged on a bridge rail, wherein the double-layer weighing trolley comprises an upper-layer lifting mechanism, a lower-layer moving mechanism and a plurality of weighing sensors arranged between the upper-layer lifting mechanism and the lower-layer moving mechanism, the lifting of a lifted object is realized through the upper-layer lifting mechanism, the movement of the lifted object on the bridge rail is realized through the lower-layer moving mechanism, and the weighing of the lifted object is realized through the weighing sensors.
In the prior art, an upper-layer hoisting mechanism and a lower-layer moving mechanism of a double-layer weighing trolley are fixedly connected through a snap fastener connecting structure, and the connecting mode can limit the moving range of the upper-layer hoisting mechanism relative to the lower-layer moving mechanism in the vertical direction, so that the weighing accuracy is influenced, and the double-layer weighing trolley is not suitable for weighing a lifted object with higher weighing accuracy requirement.
SUMMERY OF THE UTILITY MODEL
In view of this, it is necessary to provide a double-layer weighing trolley for a crane, which can make the upper layer hoisting mechanism have a certain moving range in the vertical direction relative to the lower layer moving mechanism, so as to avoid the influence on the accuracy of weighing the hoisted object due to the fixed connection between the upper layer hoisting mechanism and the lower layer moving mechanism.
The utility model provides a double-deck dolly of weighing for hoist, the double-deck dolly of weighing includes:
the lower layer moving mechanism is movably arranged on the frame rail;
the upper-layer lifting mechanism is arranged on the lower-layer moving mechanism and is used for lifting or grabbing the lifted object;
the weighing sensor is arranged between the upper-layer lifting mechanism and the lower-layer moving mechanism and is used for being matched with the upper-layer lifting mechanism to weigh the hoisted object;
and the hinge connection structures are connected between the upper-layer lifting mechanism and the lower-layer moving mechanism at certain intervals and are used for limiting the upper-layer lifting mechanism to move in the horizontal direction relative to the lower-layer moving mechanism.
Furthermore, the lower layer moving mechanism is provided with four wheels, and a weighing sensor is correspondingly arranged above each wheel.
Furthermore, one of the weighing sensors is a fixed weighing sensor, two adjacent weighing sensors are full-floating weighing sensors, and the weighing sensors in diagonal relation with the weighing sensors are half-floating weighing sensors.
Furthermore, the number of the hinge connection structures is four, and one hinge connection structure is arranged between every two adjacent weighing sensors.
Further, the hinged joint structure includes first articulated seat, the articulated seat of second and connecting rod, first articulated seat is located on the lower floor's moving mechanism, the articulated seat of second is located on the hoisting mechanism of upper strata, the both ends of connecting rod respectively with first articulated seat with the articulated seat of second is articulated, just the connecting rod is in tilt state or horizontality.
Furthermore, a first straight line formed by connection between two first hinged seats of the two hinged connection structures arranged oppositely and a second straight line formed by connection between two corresponding second hinged seats are intersected with each other.
Furthermore, two of the hinge connection structures that are arranged oppositely connect a first straight line formed by connecting the first hinge seats with a second straight line formed by connecting the second hinge seats correspondingly.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a will gravity sensor locates upper hoisting mechanism with between the lower floor's moving mechanism, and upper hoisting mechanism with interval certain distance sets up a plurality ofly between the moving mechanism of lower floor hinge connection structure, with the restriction upper hoisting mechanism for lower floor's moving mechanism moves in the horizontal direction, thereby makes upper hoisting mechanism only can have certain home range in vertical direction, thereby has avoided upper hoisting mechanism with adopt fixed connection's mode to influence between the moving mechanism of lower floor weighing sensor is right the accuracy that the thing was weighed is carried out to the thing that is hung, and then effectual promotion is right double-deck weighing trolley is right the accuracy that the thing was weighed is carried out to the thing that is hung.
Drawings
Fig. 1 is an overall schematic diagram of an embodiment of the present invention.
Fig. 2 is another overall view of the embodiment of the present invention.
Fig. 3 is a schematic view of an embodiment of the four hinge connection structures of the present invention.
Fig. 4 is a schematic view of another embodiment of the four hinge connection structures of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. It is to be understood that the drawings are designed solely for the purposes of illustration and description and not as a definition of the limits of the invention. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-2, the present invention provides a double-layer weighing trolley 100 for a crane, wherein the double-layer weighing trolley 100 is movably disposed on a frame for weighing a lifted object and matching the frame to transfer the lifted object.
The double-layer weighing trolley 100 comprises a lower-layer moving mechanism, an upper-layer lifting mechanism, a weighing sensor 30 and a plurality of hinge connection structures 40. The lower layer moving mechanism is movably arranged on the frame rail; the upper layer lifting mechanism is arranged on the lower layer moving mechanism and used for lifting or grabbing the lifted object.
The weighing sensor 30 is arranged between the upper layer lifting mechanism and the lower layer moving mechanism and is used for matching the upper layer lifting mechanism to weigh the hoisted objects.
The hinge connection structures 40 are respectively connected between the upper layer hoisting mechanism and the lower layer moving mechanism at certain intervals, and are used for limiting the upper layer hoisting mechanism to move in the horizontal direction relative to the lower layer moving mechanism.
The lower-layer moving mechanism is provided with four wheels 11, and a weighing sensor 30 is correspondingly arranged above each wheel 11.
Before weighing, the dead weight of the upper layer hoisting mechanism is measured through four weighing sensors 30 so as to obtain the dead weight of the upper layer hoisting mechanism.
During weighing, the hoisted object is hoisted to a certain height away from the ground through the upper-layer hoisting mechanism, the total weight of the upper-layer hoisting mechanism and the hoisted object is measured through the four weighing sensors 30, and the weight of the hoisted object can be obtained by subtracting the self weight of the upper-layer hoisting mechanism from the total weight.
Preferably, the double-layer weighing trolley 100 has a peeling function, that is, before the lifted object is lifted (grabbed), the automatic zeroing of the upper-layer hoisting mechanism is performed, so that when the lifted object is measured, the weight values measured by the four gravity sensors are the weight of the lifted object.
Furthermore, one of the weighing sensors 30 is a fixed weighing sensor 31, two adjacent weighing sensors 30 are full-floating weighing sensors 32, and the weighing sensor 30 in a diagonal relationship with the full-floating weighing sensor is a half-floating weighing sensor 33.
Specifically, the upper layer lifting mechanism is connected with each weighing sensor 30 through a connecting seat 21, wherein the full-floating weighing sensor 32 allows the connecting seat 21 corresponding to the full-floating weighing sensor to slightly slide in the horizontal direction, the half-floating weighing sensor 33 allows the connecting seat 21 corresponding to the half-floating weighing sensor to slightly slide in one horizontal direction, and the fixed weighing sensor 31 does not allow any sliding between the connecting seats 21 corresponding to the fixed weighing sensor in the horizontal direction.
By this arrangement, it is possible to prevent the weighing accuracy of the load cell 30 from being affected by slight deformation of the upper deck lifting mechanism.
Specifically, lower floor's moving mechanism includes support frame 12, first drive arrangement 13, driving shaft 14 and driven shaft (not shown), driving shaft 14 with the driven shaft is located with certain distance rotation on the support frame 12, driving shaft 14 with the both ends of driven shaft are connected with one respectively wheel 11, first drive arrangement 13 drive driving shaft 14 rotates and drives driving shaft 14 and on the driven shaft wheel 11 moves, realizes double-deck dolly 100 of weighing is in the motion on the frame track.
The upper layer hoisting mechanism comprises an installation frame 22, a second driving device 23, a steel wire rope 24 and a lifting appliance 25, the connection seat 21 is arranged at the bottom of the installation frame 22, the steel wire rope 24 is connected with the lifting appliance 25 and is driven by the second driving device 23 to control the lifting appliance 25 to lift, wherein the lifting appliance 25 can be a lifting hook or a clamping jaw according to the shape of the lifted object.
Furthermore, the number of the hinge connection structures 40 is four, and one hinge connection structure 40 is respectively arranged between every two adjacent weighing sensors 30, so that the upper-layer hoisting mechanism has a certain moving space in the vertical direction relative to the lower-layer moving mechanism, and the influence on the weighing precision of the weighing sensors 30 when the upper-layer hoisting mechanism slightly deforms due to the fact that a heavy object is hoisted and taken by the upper-layer hoisting mechanism and the lower-layer moving mechanism due to the fact that the upper-layer hoisting mechanism is fixedly connected with the lower-layer moving mechanism is avoided.
The hinge connection structure 40 comprises a first hinge seat 41, a second hinge seat 42 and a connecting rod 43, the first hinge seat 41 is arranged on the lower-layer moving mechanism, the second hinge seat 42 is arranged on the upper-layer lifting mechanism, two ends of the connecting rod 43 are respectively hinged with the first hinge seat 41 and the second hinge seat 42, and the connecting rod 43 is in an inclined state or a horizontal state, so that the upper-layer lifting mechanism is relative to the lower-layer moving mechanism and has a certain moving space in the vertical direction.
Specifically, one hinge connection structure 40 is disposed between two adjacent weighing sensors 30, and four hinge connection structures 40 are respectively disposed corresponding to four sides of the double-layer weighing trolley 100.
Referring to fig. 3, in an embodiment, a first straight line formed by the connection between the two first hinge seats 41 of the two hinge connecting structures 40 disposed opposite to each other intersects a second straight line formed by the connection between the two corresponding second hinge seats 42.
Referring to fig. 4, in another embodiment, a first straight line formed by the connection between the two first hinge seats 41 of the two hinge connecting structures 40 disposed opposite to each other is parallel to a second straight line formed by the connection between the two corresponding second hinge seats 42.
Throughout the description and claims of this application, the words "comprise/comprises" and the words "have/includes" and variations of these are used to specify the presence of stated features, values, steps or components but do not preclude the presence or addition of one or more other features, values, steps, components or groups thereof.
Some features of the invention, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, certain features of the invention, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the present invention.
Claims (7)
1. A double-deck dolly of weighing for hoist, its characterized in that, double-deck dolly of weighing includes:
the lower layer moving mechanism is movably arranged on the frame rail;
the upper-layer lifting mechanism is arranged on the lower-layer moving mechanism and is used for lifting or grabbing the lifted object;
the weighing sensor is arranged between the upper-layer hoisting mechanism and the lower-layer moving mechanism and is used for weighing the hoisted object by matching with the upper-layer hoisting mechanism;
and the hinge connection structures are connected between the upper-layer lifting mechanism and the lower-layer moving mechanism at certain intervals and are used for limiting the upper-layer lifting mechanism to move in the horizontal direction relative to the lower-layer moving mechanism.
2. The double-deck weighing trolley for cranes according to claim 1, wherein the lower deck moving mechanism is provided with four wheels, and one weighing sensor is correspondingly arranged above each wheel.
3. The double-deck weighing trolley for cranes of claim 2, wherein one of the load cells is a fixed load cell, two of the load cells adjacent to it are full-floating load cells, and the load cells in diagonal relationship therewith are semi-floating load cells.
4. The double-deck weighing trolley for cranes according to claim 2, wherein the number of the plurality of hinged structures is four, and one hinged structure is provided between each two adjacent weighing sensors.
5. The double-layer weighing trolley for the crane as claimed in claim 4, wherein the hinge connection structure comprises a first hinge seat, a second hinge seat and a connecting rod, the first hinge seat is arranged on the lower layer moving mechanism, the second hinge seat is arranged on the upper layer hoisting mechanism, two ends of the connecting rod are respectively hinged with the first hinge seat and the second hinge seat, and the connecting rod is in an inclined state or a horizontal state.
6. The double-layer weighing trolley for the crane as claimed in claim 5, wherein a first straight line formed by the connection between the two first hinged seats of the two oppositely arranged hinged structures and a second straight line formed by the connection between the two corresponding second hinged seats are intersected with each other.
7. The double-layer weighing trolley for the crane as claimed in claim 5, wherein a first straight line formed by the connection between the two first hinged seats of the two oppositely arranged hinged structures is parallel to a second straight line formed by the connection between the two corresponding second hinged seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222604098.4U CN218088618U (en) | 2022-09-29 | 2022-09-29 | Double-layer weighing trolley for crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222604098.4U CN218088618U (en) | 2022-09-29 | 2022-09-29 | Double-layer weighing trolley for crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218088618U true CN218088618U (en) | 2022-12-20 |
Family
ID=84455551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222604098.4U Active CN218088618U (en) | 2022-09-29 | 2022-09-29 | Double-layer weighing trolley for crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218088618U (en) |
-
2022
- 2022-09-29 CN CN202222604098.4U patent/CN218088618U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2530046B1 (en) | Stepless luffing mechanism for super-lifting counterweight of crawler crane and operating method thereof | |
| CN101633478A (en) | Cable traction automatic leveling hanger and method thereof | |
| CN103848360A (en) | Assembled tower type crane with mobile balancing weight system | |
| CN218088618U (en) | Double-layer weighing trolley for crane | |
| CN2345522Y (en) | Self-loading, self-lifting type balance crane | |
| CN208980288U (en) | A kind of Mobile hydraulic elevating platform | |
| CN215479354U (en) | On-load deflection device and crane | |
| CN213202180U (en) | Rotary table, movable counterweight mechanism and crane | |
| CN108657968B (en) | Telescopic crane capable of preventing steel rope from falling off | |
| CN215364476U (en) | Suspension hook swinging limiting device of bridge crane | |
| US20080116433A1 (en) | Self-leveling bottom block assembly | |
| CN114906743A (en) | Special platform and method for assembling and disassembling gantry of stacker | |
| CN213622819U (en) | Formula of can climbing lift structure | |
| CN211169601U (en) | Hoist device for construction | |
| CN211717588U (en) | Double-layer weighing trolley for garbage crane | |
| CN110886242A (en) | Method for installing composite cable saddle in anchor hole of suspension bridge tunnel in mountainous area | |
| CN105836633A (en) | Fixed type intelligent crane device | |
| CN203474321U (en) | Tower crane used for constructing and erecting electric transmission line iron towers | |
| CN218841466U (en) | Mounting bracket for door machine weight sensor | |
| CN214879332U (en) | Elevator operation data acquisition device | |
| CN210505219U (en) | Coincide dysmorphism board overhead hoist | |
| CN105398934B (en) | A kind of large-scale test run hanger for container counterweight | |
| CN2630219Y (en) | Grab-bucket electronic scale | |
| CN217350632U (en) | Dynamic weighing device for forklift | |
| CN216105637U (en) | Double-deck dolly, running gear and hoist |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |