CN110329943B - Low-static electric hoist crane - Google Patents
Low-static electric hoist crane Download PDFInfo
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- CN110329943B CN110329943B CN201910755536.7A CN201910755536A CN110329943B CN 110329943 B CN110329943 B CN 110329943B CN 201910755536 A CN201910755536 A CN 201910755536A CN 110329943 B CN110329943 B CN 110329943B
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- connecting frame
- electric hoist
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- pad
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- 230000009467 reduction Effects 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/26—Other details, e.g. housings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention discloses a low-static electric hoist crane which comprises a support column, an electric hoist body and an electric sliding rail, wherein the surface of the support column is connected with a fixed frame, a mounting cross beam is fixedly arranged above the support column, the inner side of the mounting cross beam is provided with a connecting clamping groove, a connecting block is fixedly arranged above the electric hoist body, the inner side output end of the electric hoist body is connected with a winding drum, the surface of the winding drum is connected with a steel wire rope, the lower part of the steel wire rope is connected with a pulley, the upper part of the fastening block is connected with a threaded rod, a limit stop block is arranged between the mounting cross beams, the lower part of the limit stop block is connected with a movable rod, the inner side of the connecting block is fixedly provided with a roller, and the inner side of the sliding groove is provided with a noise reduction pad. This low quiet electric hoist, it is convenient to assemble, and stability is higher, can effectually reduce the noise that the goods moved the process and produce, can improve the stability that the goods moved simultaneously, makes things convenient for people's use more.
Description
Technical Field
The invention relates to the technical field of electric hoist cranes, in particular to a low-static electric hoist crane.
Background
The electric hoist crane is a machine for circulating and intermittent movement, and is an instrument for lifting cargoes by utilizing the electric hoist to follow and operate on the ground by using buttons or adopting wired and wireless remote control, and is widely applied to loading and unloading cargoes at workshops, warehouses, open-air yards and the like;
for the existing low-static electric hoist, for example, when the existing electric hoist is sliding, noise is generated due to mechanical motion, lifting operation is affected, and when the electric hoist is lifting, goods are difficult to stabilize, and the goods are easy to shake when moving to generate potential safety hazards, meanwhile, the whole assembly operation of the electric hoist is complex, and the using effect is poor, so that the electric hoist with low static is provided, and the problems in the above are solved.
Disclosure of Invention
The invention aims to provide a low-static electric hoist crane, which aims to solve the problems that the prior electric hoist crane generates noise due to mechanical movement when sliding, influences lifting operation, is difficult to stabilize goods during lifting, easily causes shaking of the goods during moving to generate potential safety hazards, and has complex overall assembly operation and poor use effect.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a low quiet electric hoist, includes support column, electric hoist body and electronic slide rail, the surface connection of support column has fixed frame, and the top fixed mounting of support column has the installation crossbeam to the connection draw-in groove has been seted up to the inboard of installation crossbeam, the top fixed mounting of electric hoist body has the connecting block, and the inboard output of electric hoist body is connected with the reel, and the surface connection of reel has wire rope, wire rope's below is connected with the pulley, and the surface fixed mounting of pulley has the lifting hook, the inboard rotation of support column is connected with first bracing piece, and the end-to-end connection of first bracing piece has the second bracing piece to the end-to-end rotation of second bracing piece is connected with the fastening piece, the top of fastening piece is connected with the threaded rod, install limit stop between the crossbeam, and limit stop's middle part is connected with electronic slide rail, and the spout has been seted up on the surface of electronic slide rail, the below of limit stop is connected with the movable rod, the inboard fixed mounting of connecting block has the gyro wheel, the inboard of spout is provided with the noise reduction pad.
Preferably, the fixed frame comprises a first connecting frame, a second connecting frame, a connecting frame cover, an arc groove and fastening bolts, wherein the first connecting frame and the second connecting frame are connected to the surface of the supporting column, the first connecting frame and the second connecting frame are connected with the connecting frame cover through the fastening bolts, the connecting frame cover is sleeved on the outer surfaces of the first connecting frame and the second connecting frame, and the arc groove is formed in the left side and the right side of the connecting frame cover.
Preferably, the first connecting frame and the second connecting frame are both in a U-shaped structure, and the first connecting frame is clamped and arranged on the inner side of the second connecting frame.
Preferably, the left end and the right end of the connecting block are of a convex structure, the connecting block and the connecting clamping groove on the inner side of the mounting cross beam form a sliding structure, and the inner side of the connecting block forms a sliding structure in clamping connection with the sliding groove on the surface of the electric sliding rail through the roller.
Preferably, the first support rod and the second support rod form a rotating structure through a fastening shaft, the surface of a fastening block at the tail end of the second support rod is of a saw-tooth structure, and the fastening blocks are symmetrically arranged with respect to the mounting cross beam.
Preferably, the surface thread teeth of the threaded rod are symmetrically distributed about the threaded rod, and the threaded rod is connected with the 2 fastening blocks in a threaded manner.
Preferably, both ends all are "protruding" type structure about limit stop, and limit stop is the dismantlement mounting structure that the block is connected with the installation crossbeam.
Preferably, two movable rods are arranged, 2 movable rods form a rotatable structure with the limit stop through a rotating shaft, and the outer diameter of each movable rod is matched with the radian of the arc-shaped groove on the left side and the right side of the connecting frame cover.
Preferably, the noise reduction pad is of a U-shaped structure, the noise reduction pad is in adhesive connection with a connecting clamping groove on the surface of the electric sliding rail, and the noise reduction pad is distributed on the surface of the electric sliding rail at equal angles.
Preferably, the noise reduction pad comprises fixed slider, through-hole, amortization pad and connection pad, and the through-hole has evenly been seted up on fixed slider's surface, and fixed slider's below bonds and has amortization pad, and the below bonding of amortization pad is fixed with the connection pad, and amortization pad adopts the rubber material.
Compared with the prior art, the invention has the beneficial effects that: the low-static electric hoist crane is convenient to assemble and high in stability, can effectively reduce noise generated in the cargo moving process, can improve the stability of cargo moving, and is more convenient for people to use;
(1) The connecting blocks with the fixing frames and the convex structures on the two sides can be mutually clamped with the 2 mounting cross beams through the connecting blocks, and the first connecting frames and the second connecting frames which are in the U-shaped structures on the fixing frames are matched with the use of the fixing frames, so that the 2 mounting cross beams are limited and fixed under the action of the fastening bolts, the whole disassembly and assembly of the crane are facilitated, and the using effect of the device is improved;
(2) The threaded rods are symmetrically distributed on the first support rod, the second support rod, the fastening blocks and the surface thread teeth, and can drive the 2 fastening blocks to move in opposite directions by rotating the threaded rods, so that the 2 fastening blocks can conveniently fix cargoes and are matched with the rotatable first support rod and the rotatable second support rod, and stability of the cargoes during lifting and moving is improved;
(3) The inside bonding of connecting the draw-in groove is provided with the noise reduction pad, can make things convenient for the slip of connecting block through the fixed slider on noise reduction pad surface, and the through-hole has evenly been seted up on the surface of fixed slider simultaneously, can pass through the noise that the goods removed and produce to the sound absorption pad of rubber material through the through-hole on fixed slider surface, and then effectual noise reduction improves the result of use of the device;
(4) The below of connecting block is provided with rotatable 2 movable rods, can promote the movable rod in opposite directions, makes the movable rod drive the upward movement of top connecting block, and then makes things convenient for the equipment of device, and 2 movable rods can effectually support the connecting block simultaneously, improves the stability that electronic slide rail used on the connecting block.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a left-hand structural schematic diagram of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of the structure of the fixing frame and the supporting column of the present invention;
FIG. 5 is a schematic diagram of a cross-sectional side view of a connection block of the present invention;
FIG. 6 is a schematic view of the structure of FIG. 5A according to the present invention;
FIG. 7 is a schematic view of the structure of the noise reduction pad of the present invention.
In the figure: 1. a support column; 2. a fixed frame; 201. a first connection frame; 202. a second connection frame; 203. a connecting frame cover; 204. an arc-shaped groove; 205. a fastening bolt; 3. mounting a cross beam; 4. an electric hoist body; 5. a reel; 6. a wire rope; 7. a connecting block; 8. a pulley; 9. a lifting hook; 10. a first support bar; 11. a second support bar; 12. a fastening shaft; 13. a fastening block; 14. a threaded rod; 15. a limit stop; 16. an electric slide rail; 17. a movable rod; 18. a rotating shaft; 19. a connecting clamping groove; 20. a chute; 21. a roller; 22. a noise reduction pad; 2201. a fixed slide block; 2202. a through hole; 2203. a sound deadening pad; 2204. and (5) connecting the pads.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: the low-altitude electric hoist comprises a support column 1, a fixed frame 2, a first connecting frame 201, a second connecting frame 202, a connecting frame cover 203, an arc-shaped groove 204, a fastening bolt 205, a mounting cross beam 3, an electric hoist body 4, a winding drum 5, a steel wire rope 6, a connecting block 7, a pulley 8, a lifting hook 9, a first support rod 10, a second support rod 11, a fastening shaft 12, a fastening block 13, a threaded rod 14, a limit stop 15, an electric slide rail 16, a movable rod 17, a rotating shaft 18, a connecting clamping groove 19, a sliding groove 20, a roller 21 and a noise reduction pad 22, wherein the surface of the support column 1 is connected with the fixed frame 2, the mounting cross beam 3 is fixedly arranged above the support column 1, the connecting clamping groove 19 is arranged on the inner side of the mounting cross beam 3, the connecting block 7 is fixedly arranged above the electric hoist body 4, and the inboard output of electric block body 4 is connected with reel 5 to the surface connection of reel 5 has wire rope 6, and wire rope 6's below is connected with pulley 8, and pulley 8's surface fixed mounting has lifting hook 9, the inboard rotation of support column 1 is connected with first bracing piece 10, and the end-to-end connection of first bracing piece 10 has second bracing piece 11, and the end rotation of second bracing piece 11 is connected with fastening block 13, the top of fastening block 13 is connected with threaded rod 14, install limit stop 15 between the crossbeam 3, and limit stop 15's middle part is connected with electric slide rail 16, and the spout 20 has been seted up on electric slide rail 16's surface, limit stop 15's below is connected with movable rod 17, the inboard fixed mounting of connecting block 7 has gyro wheel 21, the inboard of spout 20 is provided with noise reduction pad 22.
If the fixed frame 2 in fig. 2 and fig. 4 includes a first connection frame 201, a second connection frame 202, a connection frame cover 203, an arc-shaped groove 204 and fastening bolts 205, the first connection frame 201 and the second connection frame 202 are connected on the surface of the support column 1, the first connection frame 201 and the second connection frame 202 are connected with the connection frame cover 203 through the fastening bolts 205, the connection frame cover 203 is sleeved on the outer surfaces of the first connection frame 201 and the second connection frame 202, the arc-shaped grooves 204 are formed in the left side and the right side of the connection frame cover 203, the first connection frame 201 and the second connection frame 202 are in a U-shaped structure, the first connection frame 201 is clamped on the inner side of the second connection frame 202, the 2 support columns 1 can be effectively sleeved through the first connection frame 201 and the second connection frame 202 which are in a U-shaped structure on the fixed frame 2, and the stability of the crane after assembly is improved by matching with the fastening bolts 205.
As shown in fig. 3 and 5, the left and right ends of the connecting block 7 are in a convex structure, the connecting block 7 and the connecting clamping groove 19 on the inner side of the mounting cross beam 3 form a sliding structure, the inner side of the connecting block 7 and the sliding groove 20 on the surface of the electric sliding rail 16 form a clamping connection sliding structure, the connecting block 7 with the left and right ends in the convex structure can be clamped into the connecting clamping groove 19 on the inner side of the mounting cross beam 3, the sliding of the connecting block 7 is facilitated, as shown in fig. 1 and 4, the first supporting rod 10 and the second supporting rod 11 form a rotating structure through the fastening shaft 12, the surface of the fastening block 13 at the tail end of the second supporting rod 11 is in a saw-tooth structure, the fastening block 13 is symmetrically provided with two parts relative to the mounting cross beam 3, the left and right movement of a lifting cargo is facilitated, the use effect of the crane is improved, the surface thread teeth of the threaded rod 14 are symmetrically distributed relative to the crane, the threaded rod 14 and the 2 fastening blocks 13 are connected in a threaded manner, the threaded rod 14 can be rotated to drive the 2 fastening blocks 13 to move in opposite directions, so that the 2 fastening blocks 13 can be conveniently driven to squeeze goods, the fixation of the goods is facilitated, the stability of the goods during moving is improved, as the left end and the right end of the limit stop 15 in fig. 2 are of a convex structure, the limit stop 15 and the mounting cross beam 3 are of a detachable mounting structure in clamping connection, the inner side of the mounting cross beam 3 can be effectively clamped by the limit stop 15, the assembly operation of the crane is facilitated, two movable rods 17 are arranged, 2 movable rods 17 form a rotatable structure with the limit stop 15 through the rotating shaft 18, the outer diameter of the movable rods 17 is matched with the radian of arc-shaped grooves 204 on the left side and the right side of the connecting frame cover 203, the 2 movable rods 17 can be pushed, make 2 movable rods 17 to the middle part motion drive top connecting block 7 up-and-down motion, and then made things convenient for the installation of device in dismantling, improve the convenience of equipment.
As shown in fig. 6 and 7, the noise reduction pad 22 is in a "U" structure, the noise reduction pad 22 is in adhesive connection with the connection slot 19 on the surface of the electric sliding rail 16, and the noise reduction pad 22 is distributed on the surface of the electric sliding rail 16 at equal angles, the noise reduction pad 22 is composed of a fixed slider 2201, a through hole 2202, a noise reduction pad 2203 and a connection pad 2204, the through hole 2202 is uniformly formed in the surface of the fixed slider 2201, the noise reduction pad 2203 is adhered to the lower part of the fixed slider 2201, the connection pad 2204 is adhered to the lower part of the noise reduction pad 2203, the noise reduction pad 2203 is made of rubber, and the noise generated by rolling of the roller 21 on the fixed slider 2201 can be effectively absorbed by the noise reduction pad 2203 made of rubber, so that the noise reduction effect of the device is improved.
Working principle: firstly, according to the figures 1, 2 and 3, when in use, the device is firstly placed at a place where the device needs to be used for assembly, specifically, the device is firstly pushed to 2 movable rods 17 in opposite directions, so that the 2 movable rods 17 are rotated and folded, and further, the connecting block 7 above the movable rods 17 is driven to move upwards, so that the convex structures on the left side and the right side above the connecting block 7 are mutually clamped with the mounting cross beam 3, further, the preliminary installation of the connecting block 7 is facilitated, the connecting frame cover 203 on the fixed frame 2 is clamped between the 2 movable rods 17, the arc-shaped grooves 204 on the left side and the right side of the surface of the connecting frame cover 203 are respectively clamped on the outer surfaces of the 2 movable rods 17, the first connecting frame 201 and the second connecting frame 202 which are respectively sleeved with the support columns 1 in a U-shaped structure are mutually clamped, the width of the first connecting frame 201 is equal to the inner span of the second connecting frame 202, the first connecting frame 201 is conveniently clamped on the inner side of the second connecting frame 202, and the fastening bolts 205 penetrate through the connecting frame cover 203, the first connecting frame 202 and the second connecting frame 202, and the crane 2 is conveniently assembled, and the crane is conveniently assembled;
as shown in fig. 1 and fig. 4, when in use, the threaded rod 14 can be rotated to enable the thread teeth on the surface of the threaded rod 14 to be symmetrically distributed about the threaded rod, and the threaded rod 14 is in threaded connection with the fastening block 13, so that the fastening block 13 moves in opposite directions to squeeze goods to be lifted, two groups of fastening blocks 13 are symmetrically arranged about the central axis of the connecting block 7, the fixing effect of the goods is further improved, and when in movement, the second supporting rod 11 rotationally connected with the outer side of the fastening block 13 and the first supporting rod 10 form a rotatable structure through the fastening shaft 12, thereby facilitating the left-right movement of the goods and improving the stability of the goods when in movement;
according to fig. 5 and fig. 7, when lifting, the roller 21 fixedly mounted on the inner side of the connecting block 7 moves on the connecting slot 19 on the surface of the electric slide rail 16, the noise reduction pad 22 is fixedly adhered to the surface of the connecting slot 19, the fixed slide block 2201 is arranged on the inner side of the noise reduction pad 22, friction force between the roller 21 and the electric slide rail 16 can be reduced, meanwhile, through holes 2202 are uniformly formed in the surface of the fixed slide block 2201, noise generated in the moving process can be transmitted to the noise reduction pad 2203 below the fixed slide block 2201, the noise generated in the moving process is absorbed through the noise reduction pad 2203, further, the noise generated in the crane work is effectively reduced, and the using effect of the device is improved.
Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the invention belongs to the prior art known to the person skilled in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. The utility model provides a low quiet electric hoist, includes support column (1), electric hoist body (4) and electronic slide rail (16), its characterized in that: the surface connection of support column (1) has fixed frame (2), and the top fixed mounting of support column (1) has installation crossbeam (3) to connection draw-in groove (19) have been seted up to the inboard of installation crossbeam (3), the top fixed mounting of electric block body (4) has connecting block (7), and the inboard output of electric block body (4) is connected with reel (5), and the surface connection of reel (5) has wire rope (6), the below of wire rope (6) is connected with pulley (8), and the surface fixed mounting of pulley (8) has lifting hook (9), the inboard rotation of support column (1) is connected with first bracing piece (10), and the end-to-end connection of first bracing piece (10) has second bracing piece (11), and the end-to-end rotation of second bracing piece (11) is connected with fastening block (13), the top of fastening block (13) is connected with threaded rod (14), install limit stop (15) between installation crossbeam (3), and the middle part of limit stop (15) is connected with electric slide rail (16), and electric slide rail (16)'s below, surface fixed connection has limit stop (21) below (7), the inner side of the chute (20) is provided with a noise reduction pad (22);
the fixing frame (2) comprises a first connecting frame (201), a second connecting frame (202), a connecting frame cover (203), an arc-shaped groove (204) and fastening bolts (205), wherein the first connecting frame (201) and the second connecting frame (202) are connected to the surface of the supporting column (1), the first connecting frame (201) and the second connecting frame (202) are connected with the connecting frame cover (203) through the fastening bolts (205), the connecting frame cover (203) is sleeved on the outer surfaces of the first connecting frame (201) and the second connecting frame (202), and the arc-shaped groove (204) is formed in the left side and the right side of the connecting frame cover (203);
the left end and the right end of the connecting block (7) are of a convex structure, the connecting block (7) and a connecting clamping groove (19) on the inner side of the mounting cross beam (3) form a sliding structure, and the inner side of the connecting block (7) and a sliding groove (20) on the surface of the electric sliding rail (16) form a sliding structure in clamping connection through a roller (21).
2. The low-altitude electric hoist crane of claim 1, characterized in that: the first connecting frame (201) and the second connecting frame (202) are of U-shaped structures, and the first connecting frame (201) is clamped and arranged on the inner side of the second connecting frame (202).
3. The low-altitude electric hoist crane of claim 1, characterized in that: the first support rod (10) and the second support rod (11) form a rotating structure through a fastening shaft (12), the surface of a fastening block (13) at the tail end of the second support rod (11) is of a saw-tooth structure, and the fastening blocks (13) are symmetrically arranged in two relative to the mounting cross beam (3).
4. The low-altitude electric hoist crane of claim 1, characterized in that: the surface thread teeth of the threaded rod (14) are symmetrically distributed about the threaded rod, and the threaded rod (14) is connected with the 2 fastening blocks (13) in a threaded mode.
5. The low-altitude electric hoist crane of claim 1, characterized in that: the left end and the right end of the limit stop block (15) are of a convex structure, and the limit stop block (15) and the mounting cross beam (3) are of a detachable mounting structure in clamping connection.
6. The low-altitude electric hoist crane of claim 1, characterized in that: the movable rods (17) are arranged in two, 2 movable rods (17) and the limit stop (15) form a rotatable structure through the rotating shaft (18), and the outer diameter of each movable rod (17) is matched with the radian of the arc-shaped grooves (204) on the left side and the right side of the connecting frame cover (203).
7. The low-altitude electric hoist crane of claim 1, characterized in that: the noise reduction pad (22) is of a U-shaped structure, the noise reduction pad (22) is in adhesive connection with the connecting clamping groove (19) on the surface of the electric sliding rail (16), and the four noise reduction pads (22) are distributed on the surface of the electric sliding rail (16) at equal angles.
8. The low-altitude electric hoist crane of claim 1, characterized in that: noise reduction pad (22) comprises fixed slider (2201), through-hole (2202), amortization pad (2203) and connection pad (2204), through-hole (2202) have evenly been seted up on the surface of fixed slider (2201), and the below of fixed slider (2201) bonds there is amortization pad (2203), and the below bonding of amortization pad (2203) is fixed with connection pad (2204), and amortization pad (2203) adopts the rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910755536.7A CN110329943B (en) | 2019-08-15 | 2019-08-15 | Low-static electric hoist crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910755536.7A CN110329943B (en) | 2019-08-15 | 2019-08-15 | Low-static electric hoist crane |
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| CN110329943A CN110329943A (en) | 2019-10-15 |
| CN110329943B true CN110329943B (en) | 2024-02-20 |
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| CN210286585U (en) * | 2019-08-15 | 2020-04-10 | 河南恒远恒山工业有限公司 | Low-static-air electric hoist crane |
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| CN110329943A (en) | 2019-10-15 |
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