Lifting device

Abstract

The utility model discloses a hoisting device which comprises two bases, a portal frame and two supporting frames, a sleeve extending vertically is arranged on the upper end face of each base, and a plurality of first adjusting holes are formed in the peripheral wall of each sleeve; the portal frame comprises a first cross beam and two vertical rods, the vertical rods correspond to the sleeves in a one-to-one mode, the lower portions of the vertical rods are inserted into the sleeves and can move up and down along the sleeves, first fixing holes are formed in the lower portions of the vertical rods, and the first fixing holes can be connected with one of the first adjusting holes through first fasteners; the two supporting frames are located at the two ends of the base respectively, each supporting frame comprises a second cross beam and two connecting rods, connecting parts are arranged at the two ends of the base, inserting grooves extending in the horizontal direction are formed in the ends of the connecting parts, and the ends, away from the second cross beams, of the connecting rods are inserted into the inserting grooves and can move along the inserting grooves. According to the hoisting device provided by the embodiment of the utility model, the height of the portal frame can be adjusted, the support frame at the bottom can be conveniently disassembled and assembled, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting equipment, and particularly relates to a lifting device. Background Art

[0002] Gantry cranes are usually used for hoisting and repairing heavy equipment, material transportation, handling equipment, and warehouse inbound and outbound operations. They are suitable for occasions such as mold manufacturing, auto repair factories, mines, and civil construction sites. They can realize hoisting mechanization, reduce manpower, lower production and operation costs, and improve work efficiency.

[0003] The existing gantry cranes are not convenient for height adjustment, so they cannot adapt to equipment of different sizes. At the same time, during use, in order to enhance the structural strength of the gantry crane, in addition to the crossbeam at the top of the gantry crane, some gantry cranes also have support frames added at the bottom. However, when moving the equipment under the gantry crane, the support frames at the bottom will cause obstacles and are not convenient to use. Summary of the Utility Model

[0004] The utility model aims to at least solve one of the technical problems existing in the prior art. For this reason, the utility model provides a lifting device that can adjust the height of the gantry crane and can conveniently disassemble and assemble the support frames at the bottom, thereby improving work efficiency.

[0005] A lifting device according to the utility model includes two bases arranged side by side, a gantry crane, and two support frames. The bases extend horizontally, and a vertically extending sleeve is provided on the upper end surface of the bases. A plurality of first adjustment holes are provided on the outer peripheral wall of the sleeve, and the plurality of first adjustment holes are arranged in the vertical direction and penetrate through the inner cavity of the sleeve. The gantry crane includes a first crossbeam and two vertical rods. The vertical rods correspond to the sleeves one by one. The lower part of the vertical rod is inserted into the sleeve and can move up and down along the sleeve. A first fixing hole is provided at the lower part of the vertical rod, and the first fixing hole can be connected to one of the first adjustment holes through a first fastener. The tops of the two vertical rods are connected by the first crossbeam, and a lifting ring is provided at the lower part of the first crossbeam. The two support frames are respectively located at both ends of the bases. The support frame includes a second crossbeam and two connecting rods. The two connecting rods are arranged side by side and are respectively connected to both ends of the second crossbeam. Connecting parts are provided at both ends of the bases, and a horizontally extending slot is provided at the end of the connecting part. The connecting rods correspond to the connecting parts one by one. The end of the connecting rod away from the second crossbeam is inserted into the slot and can move along the slot.

[0006] The lifting device according to the above embodiment of the utility model has at least the following beneficial effects:

[0007] The lifting device provided by the embodiment of the utility model can move up and down along the sleeve through the vertical rod to adjust the position of the first beam, and one of the first adjusting holes cooperates with the first fixing hole and fixes the position through the first fastener, so that it is suitable for equipment of different heights and sizes, and the equipment is lifted by the lifting ring; by providing a support frame, when lifting the equipment, the outward stretching stress generated by the gantry under heavy pressure can be transmitted to the connecting rod through the base, and then transmitted to the second beam for bearing, thereby enhancing the structural strength; by providing a slot, before the gantry is moved to the top of the equipment for lifting, the connecting rod can be pulled out of the slot to remove the support frame to avoid the second beam from obstructing the equipment. When the equipment enters between the two bases, the connecting rod can be inserted into the slot to install the support frame. The structure is simple and the operation is convenient. At the same time, the connecting rod can be moved along the slot to adjust the distance between the two second beams, so that it is suitable for equipment of different lengths and sizes.

[0008] According to some embodiments of the utility model, the outer wall of the connecting part is provided with a plurality of second adjustment holes, the plurality of second adjustment holes are arranged along the length direction of the slot, the second adjustment holes pass through the slot, and the connecting rod is provided with a second fixing hole, and the second fixing hole can be connected to one of the second adjustment holes through a second fastener.

[0009] According to some embodiments of the utility model, the second fastener includes a second bolt and a second pin, the second bolt is simultaneously passed through one of the second adjustment holes and the second fixing hole, and the second pin is passed through an end of the second bolt away from the cap head to limit the second bolt.

[0010] According to some embodiments of the present invention, the connecting portion is provided with four second adjustment holes, and the four second adjustment holes are evenly spaced apart.

[0011] According to some embodiments of the utility model, the first fastener includes a first bolt and a first latch, the first bolt is simultaneously passed through one of the first adjustment holes and the first fixing hole, and the first latch is passed through an end of the first bolt away from the cap head to limit the first bolt.

[0012] According to some embodiments of the present invention, the sleeve is provided with ten first adjustment holes, and the ten first adjustment holes are evenly spaced.

[0013] According to some embodiments of the present invention, the upper portion of the sleeve is connected to the connecting portion via a support rod.

[0014] According to some embodiments of the present invention, movable wheels are movably connected to both the front and rear sides of the bottom of the base.

[0015] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be learned through the practice of the present utility model. Brief Description of the Drawings

[0016] The following further describes the present utility model in conjunction with the drawings and embodiments, where:

[0017] Figure 1 is the front view of the lifting device according to some embodiments of the present utility model;

[0018] Figure 2 is Figure 1 the enlarged view at A in

[0019] Figure 3 is the side view of the lifting device according to some embodiments of the present utility model;

[0020] Figure 4 is Figure 3 the enlarged view at B in

[0021] Among them, the reference numerals:

[0022] base 100; sleeve 110; first adjustment hole 111; connecting portion 120; slot 121; second adjustment hole 122; first bolt 130; support rod 140; moving wheel 150;

[0023] first cross beam 200; vertical rod 210; first fixing hole 211; lifting ring 220;

[0024] second cross beam 300; connecting rod 310; second fixing hole 311; second bolt 320. Detailed Embodiments

[0025] The following details the embodiments of the present utility model. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation of the present utility model.

[0026] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as up, down, front, back, left, right, etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying 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 a limitation of the present utility model.

[0027] In the description of the present utility model, the meaning of "several" is one or more, the meaning of "multiple" is two or more, and understandings such as "greater than", "less than", "exceeding", etc. do not include the corresponding number, while understandings such as "above", "below", "within", etc. include the corresponding number. If there is a description of "first" and "second", it is only for the purpose of distinguishing technical features and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0028] In the description of the present utility model, unless otherwise clearly defined, terms such as "set", "installed", "connected", etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution. In the description of the present utility model, the description with reference to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples", etc. means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic descriptions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples", etc. means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic descriptions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0029] Refer to Figures 1 to 3, A lifting device proposed according to the present utility model includes two bases 100 arranged side by side, a gantry and two support frames. The bases 100 extend in the horizontal direction, and a vertically extending sleeve 110 is provided on the upper end surface of the base 100. A plurality of first adjustment holes 111 are provided on the outer peripheral wall of the sleeve 110, and the plurality of first adjustment holes 111 are arranged in the vertical direction, and the first adjustment holes 111 penetrate through to the inner cavity of the sleeve 110; the gantry includes a first cross beam 200 and two vertical rods 210, and the vertical rods 210 correspond to the sleeves 110 one by one. The lower part of the vertical rod 210 is inserted into the sleeve 110 and can move up and down along the sleeve 110. A first fixing hole 211 is provided at the lower part of the vertical rod 210, and the first fixing hole 211 can be connected to one of the first adjustment holes 111 through a first fastener. The tops of the two vertical rods 210 are connected by a first cross beam 200, and a lifting ring 220 is provided at the lower part of the first cross beam 200; the two support frames are respectively located at both ends of the base 100. The support frame includes a second cross beam 300 and two connecting rods 310. The two connecting rods 310 are arranged side by side and are respectively connected to both ends of the second cross beam 300. Connecting parts 120 are provided at both ends of the base 100, and a slot 121 extending in the horizontal direction is provided at the end of the connecting part 120. The connecting rods 310 correspond to the connecting parts 120 one by one. The end of the connecting rod 310 away from the second cross beam 300 is inserted into the slot 121 and can move along the slot 121.

[0030] Specifically, the lifting device provided by the embodiment of the present utility model can adjust the position of the first cross beam 200 by moving the vertical rod 210 up and down along the sleeve 110, cooperate one of the first adjustment holes 111 with the first fixing hole 211, and fix the position through the first fastener, so as to be applicable to equipment with different height dimensions, and lift the equipment through the lifting ring 220; by providing a support frame, when lifting the equipment, the stress of outward extension generated by the gantry under heavy pressure can be transmitted from the base 100 to the connecting rod 310, and then transmitted to the second cross beam 300 for bearing, thereby enhancing the structural strength; by providing the slot 121, before moving the gantry above the equipment for lifting, the connecting rod 310 can be pulled out of the slot 121 to disassemble the support frame to avoid the second cross beam 300 from obstructing the equipment. After the equipment enters between the two bases 100, the connecting rod 310 can be inserted into the slot 121 to install the support frame. The structure is simple and the operation is convenient. At the same time, the connecting rod 310 can move along the slot 121 to adjust the distance between the two second cross beams 300, so as to be applicable to equipment with different length dimensions.

[0031] Further, referring to Figure 3 and Figure 4According to some embodiments of the utility model, the outer wall of the connecting portion 120 is provided with a plurality of second adjustment holes 122, the plurality of second adjustment holes 122 are arranged along the length direction of the slot 121, the second adjustment holes 122 pass through the slot 121, and the connecting rod 310 is provided with a second fixing hole 311, and the second fixing hole 311 can be connected to one of the second adjustment holes 122 through a second fastener.

[0032] Specifically, the position of the second crossbeam 300 is adjusted by horizontally moving the connecting rod 310 along the slot 121, so that the distance between the two second crossbeams 300 can be adjusted, and sufficient space can be reserved for the device, so that it can be suitable for devices of different lengths. At the same time, one of the second adjustment holes 122 cooperates with the second fixing hole 311, and the position is fixed by the second fastener, so as to prevent the support frame from deviating from the position during use.

[0033] Preferably, according to some embodiments of the utility model, the second fastener includes a second bolt 320 and a second pin, the second bolt 320 is simultaneously passed through one of the second adjustment hole 122 and the second fixing hole 311, and the second pin is passed through the end of the second bolt 320 away from the cap head to limit the second bolt 320.

[0034] Furthermore, in the embodiment of the present invention, the second fastener is not limited to the second bolt 320 and the second pin, but may also be other structural forms that can achieve fixed connection, which can be determined based on actual conditions and will not be elaborated here.

[0035] Preferably, according to some embodiments of the present invention, the connecting portion 120 is provided with four second adjustment holes 122 , and the four second adjustment holes 122 are evenly spaced apart.

[0036] Furthermore, in the embodiment of the present utility model, the number of the second adjustment holes 122 is not limited to four, but may be other numbers, which can be determined according to actual conditions and will not be elaborated here.

[0037] Preferably, according to some embodiments of the utility model, the first fastener includes a first bolt 130 and a first latch, the first bolt 130 is simultaneously passed through one of the first adjustment hole 111 and the first fixing hole 211, and the first latch is passed through an end of the first bolt 130 away from the cap head to limit the first bolt 130.

[0038] Furthermore, in the embodiment of the utility model, the first fastener is not limited to the first bolt 130 and the first latch, but may also be other structural forms that can achieve fixed connection, which can be determined according to actual conditions and will not be elaborated here.

[0039] Preferably, according to some embodiments of the present invention, the sleeve 110 is provided with ten first adjustment holes 111, and the ten first adjustment holes 111 are evenly spaced.

[0040] Furthermore, in the embodiments of the present invention, the number of the first adjustment holes 111 is not limited to ten, and may also be other numbers, which can be determined according to actual situations and will not be elaborated here.

[0041] Furthermore, referring to Figure 3 , according to some embodiments of the present invention, the upper part of the sleeve 110 and the connecting part 120 are connected by a support rod 140, so as to enhance the structural strength.

[0042] Furthermore, referring to Figure 3 , according to some embodiments of the present invention, the front and rear sides of the bottom of the base 100 are both movably connected with moving wheels 150 to facilitate the movement of the gantry.

[0043] The embodiments of the present invention have been described in detail above with reference to the drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge scope of those of ordinary skill in the art.

Claims

1. A lifting device, characterized in that: include: Two bases are arranged side by side, the bases extend in the horizontal direction, the upper end surface of the base is provided with a sleeve extending vertically, the outer peripheral wall of the sleeve is provided with a plurality of first adjustment holes, the plurality of first adjustment holes are arranged in the vertical direction, and the first adjustment holes penetrate into the inner cavity of the sleeve; A gantry, comprising a first crossbeam and two vertical rods, wherein the vertical rods correspond to the sleeves one by one, the lower part of the vertical rods is inserted into the sleeves and can move up and down along the sleeves, the lower part of the vertical rods is provided with a first fixing hole, the first fixing hole can be connected to one of the first adjustment holes through a first fastener, the tops of the two vertical rods are connected through the first crossbeam, and the lower part of the first crossbeam is provided with a lifting ring; Two support frames are respectively located at the two ends of the base, and the support frames include a second crossbeam and two connecting rods. The two connecting rods are arranged side by side and respectively connect the two ends of the second crossbeam. Both ends of the base are provided with connecting parts, and the ends of the connecting parts are provided with slots extending in the horizontal direction. The connecting rods correspond to the connecting parts one by one, and one end of the connecting rod away from the second crossbeam is inserted into the slot and can move along the slot.

2. The lifting device according to claim 1, characterized in that: The outer wall of the connecting part is provided with a plurality of second adjustment holes, and the plurality of second adjustment holes are arranged along the length direction of the slot. The second adjustment holes pass through the slot. The connecting rod is provided with a second fixing hole, and the second fixing hole can be connected to one of the second adjustment holes through a second fastener.

3. The lifting device according to claim 2, characterized in that: The second fastener includes a second bolt and a second latch, the second bolt is simultaneously penetrated through one of the second adjustment holes and the second fixing hole, and the second latch is penetrated through an end of the second bolt away from the cap head to limit the second bolt.

4. The lifting device according to claim 2, characterized in that: The connecting portion is provided with four second adjustment holes, and the four second adjustment holes are evenly spaced.

5. The lifting device according to claim 1, characterized in that: The first fastener includes a first bolt and a first latch, the first bolt is simultaneously penetrated through one of the first adjustment holes and the first fixing hole, and the first latch is penetrated through an end of the first bolt away from the cap head to limit the first bolt.

6. The lifting device according to claim 1, characterized in that: The sleeve is provided with ten first adjustment holes, and the ten first adjustment holes are evenly spaced.

7. The lifting device according to claim 1, characterized in that: The upper part of the sleeve is connected to the connecting part through a supporting rod.

8. The lifting device according to claim 1, characterized in that: The front and rear sides of the bottom of the base are movably connected with moving wheels.

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