CN221116577U - Square tube slideway goods elevator with anti-falling function and anti-falling device thereof - Google Patents
Square tube slideway goods elevator with anti-falling function and anti-falling device thereof Download PDFInfo
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- CN221116577U CN221116577U CN202322800903.5U CN202322800903U CN221116577U CN 221116577 U CN221116577 U CN 221116577U CN 202322800903 U CN202322800903 U CN 202322800903U CN 221116577 U CN221116577 U CN 221116577U
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- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 238000005303 weighing Methods 0.000 claims description 2
- 230000001012 protector Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a square tube slideway goods lift with an anti-falling function and an anti-falling device thereof, wherein a U-shaped frame of the anti-falling device moves along with the goods lift frame, two side walls of the U-shaped frame are provided with a matched clamping wheel and an active clamping wheel which are respectively in rolling fit with a guide square tube, the active clamping wheel is arranged on the side wall of the U-shaped frame in an up-down elastic floating manner, and the active clamping wheel is in sliding fit with the U-shaped frame on a slideway of which the upper end is inclined towards the guide square tube. When the goods ladder frame moves down with higher speed, thereby initiative pinch roller will be lower than the goods ladder frame by inertial velocity and move up for the goods ladder frame, will be close to the direction side pipe simultaneously, the pressure between goods ladder frame and the direction side pipe grow, and then frictional force between the two grow, initiative pinch roller moves up for the goods ladder frame, further be close to the direction side pipe, finally press from both sides tight direction side pipe with the cooperation pinch roller and realize the braking, the safety hook is directly established between goods ladder frame and direction side pipe, need not to increase upright pipe and angle bar, the size of goods ladder frame both sides has been reduced still the cost is reduced.
Description
Technical Field
The utility model relates to a square tube slideway goods elevator, in particular to a square tube slideway goods elevator with an anti-falling function, which belongs to a goods lifting device.
Background
The hydraulic lifting platform is a cargo lifting device, the four corners are provided with guide square tubes, the lifting platform is slidably assembled on the guide square tubes, and the lifting platform is driven to ascend and descend by a hydraulic system, so that lifting and transportation of cargoes are completed, and accidents of rapid descending of the lifting platform caused by chain breakage, oil pipe explosion, table top clamping and the like in the use process can be caused. Because the existing falling protector is aimed at the round tube, that is, the enclasping component of the existing falling protector can only enclasp the round tube, for the hydraulic lifting platform using the guiding square tube, the vertical round tube and the angle iron are required to be additionally arranged, so that the space on two sides of the table top is limited, and the cost is increased.
Disclosure of utility model
The utility model aims to provide a square pipe slideway goods elevator with a falling prevention function, so as to solve the problem that in the prior art, a vertical round pipe and angle irons are required to be additionally arranged beside a hydraulic lifting platform adopting a guiding square pipe because the falling prevention device cannot be used for guiding the square pipe.
In order to solve the problems, the square tube slideway goods elevator with the anti-falling function adopts the following technical scheme: the utility model provides a side's pipe slide goods lift with prevent weighing down function, including being in the direction side pipe at four corners position, the slip direction is provided with goods ladder frame on the direction side pipe, still include the safety hook, the safety hook has the U type frame that removes along with the goods ladder frame, each direction side pipe one-to-one clearance embedding U type frame's opening is provided with respectively with direction side pipe rolling fit's cooperation pinch roller and initiative pinch roller on the both sides wall of U type frame, the elasticity is floated about the initiative pinch roller to be set up on the lateral wall of U type frame, initiative pinch roller incline on the slide of orientation direction side pipe with U type frame sliding fit in the upper end.
The number of the matched clamping wheels is two, and the matched clamping wheels are respectively arranged above and below the driving clamping wheels.
The driving clamping wheel is assembled on the U-shaped frame through a square frame, the frame is assembled in the U-shaped frame in an up-down sliding mode, a rotating shaft of the driving clamping wheel penetrates through a long hole extending inside and outside the frame and then stretches into a slide way of the U-shaped frame, and the slide way is an inclined slide way with the upper end inclined towards the guiding square pipe.
The driving clamping wheel is arranged on the U-shaped frame in an up-and-down elastic floating mode through a pressure spring assembly and a supporting spring assembly, the pressure spring of the pressure spring assembly is elastically propped against the upper portion of the frame, and the supporting spring of the supporting spring assembly is elastically propped against the lower portion of the frame.
The pressure spring assembly comprises a guide rod fixed on the frame, the guide rod is sleeved with a pressure spring, the end, penetrating upwards through the U-shaped frame, of the guide rod is sleeved with a limit screw sleeve in a sliding mode, the limit screw sleeve is screwed on the U-shaped frame, and two ends of the pressure spring are respectively propped against the frame and the limit screw sleeve.
The upper end of the supporting spring component is fixed on the frame, and the lower end of the supporting spring stretches into the U-shaped frame and is arranged in the blind hole.
The frame set up in the accommodation space of seting up on the corresponding lateral wall of U type frame, the shaft of initiative pinch roller with initiative pinch roller carousel cooperation, the both ends of shaft stretch out by in the slot hole of inside and outside extension of seting up on the frame, the slide is two, establishes respectively on accommodation space's lateral wall, the frame passes through the sliding fit of shaft and slide and U type frame sliding fit.
The slide way is a long through hole arranged on the side wall of the accommodating space.
The bottom wall of the U-shaped frame is provided with a guide wheel which is in rolling fit with the guide square tube.
The anti-falling device adopts the following technical scheme:
The utility model provides a safety hook, has U type frame, and the one end of U type frame is the upper end, and the other end is the lower extreme, is provided with cooperation pinch roller and initiative pinch roller on the both sides wall of U type frame, and initiative pinch roller passes through square frame assembly on U type frame, the frame up-and-down sliding assembly is in U type frame, and the pivot of initiative pinch roller stretches into the slide of U type frame after passing the slot hole that extends inside and outside on the frame, and the slide is the slope slide between two lateral walls of upper end slope orientation U type frame.
The anti-falling device is provided with the U-shaped frame which moves along with the goods ladder frame, the guide square tubes are correspondingly embedded into the openings of the U-shaped frame in a one-to-one correspondence mode, the two side walls of the U-shaped frame are respectively provided with the driving clamping wheels and the matched clamping wheels, the driving clamping wheels are arranged on the side walls of the U-shaped frame in an up-down elastic floating mode, the upper ends of the driving clamping wheels are obliquely arranged on the sliding ways of the guide square tubes and are assembled on the U-shaped frame in a sliding mode, when faults occur, the goods ladder frame moves downwards in an accelerating mode, the speed of the driving clamping wheels is lower than that of the goods ladder frame due to inertia effect, meanwhile, the pressure between the goods ladder frame and the guide square tubes is increased, friction force between the goods ladder frame and the guide square tubes is increased, the driving clamping wheels move upwards relative to the goods ladder frame and further approach the guide square tubes, and finally the guide square tubes are clamped together with the matched clamping wheels, braking is achieved, the anti-falling device is directly arranged between the goods ladder frame and the guide square tubes, the size of two sides of the goods ladder frame is reduced, and cost is reduced.
The active clamping wheel is arranged on the U-shaped frame in an up-down elastic floating mode through the pressure spring component and the supporting spring component, the pressure spring of the pressure spring component is elastically propped against the upper portion of the frame, the supporting spring of the supporting spring component is elastically propped against the lower portion of the frame, the pressure spring component comprises a guide rod fixed on the frame, the guide rod is sleeved with the pressure spring, the end, penetrating upwards through the U-shaped frame, of the guide rod is sleeved with the limit screw sleeve in a sliding mode, the limit screw sleeve is screwed on the U-shaped frame in a threaded mode, and two ends of the pressure spring are respectively propped against the frame and the limit screw sleeve. The initial position of the driving clamping wheel can be adjusted by adjusting the relative position between the limiting screw sleeve and the U-shaped frame, so that the relation of rolling fit between the driving clamping wheel and the guiding square tube is ensured.
The bottom wall of the U-shaped frame is provided with the guide wheels which are in rolling fit with the guide square tubes, the U-shaped frame and the guide square tubes can be better positioned by the guide wheels, and the positioning is more reliable by not only positioning the goods elevator frame and the guide square tubes.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following briefly describes the drawings that are required to be used in the embodiments:
Fig. 1 is a schematic diagram of an assembly structure of a guide square tube and a fall arrester in an embodiment of a square tube slideway goods elevator with a fall-preventing function;
FIG. 2 is a schematic perspective view of the fall arrester of the present utility model in one direction;
FIG. 3 is a schematic perspective view of the fall arrester of the present utility model in another direction;
fig. 4 is an assembly schematic diagram of the driving pinch roller and the U-shaped frame in fig. 2.
Detailed Description
In order to make the technical purpose, technical scheme and beneficial effect of the present utility model more clear, the technical scheme of the present utility model is further described below with reference to the accompanying drawings and specific embodiments. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
In the specific embodiment of the square tube slideway goods lift with the anti-falling function, in fig. 1-4, four guide square tubes 1 are respectively positioned at four corners, and the goods lift frame is slidingly assembled on the guide square tubes 1, which is the prior art and is not described in detail herein.
The four corners of the goods ladder frame are respectively provided with a fall arrester 3, the fall arrester 3 is provided with a U-shaped frame 4, since the fall arrester 3 is U-shaped, namely, the fall arrester is provided with a bottom wall and two side walls, an opening is arranged between the two side walls, the U-shaped is the cross section of the fall arrester is U-shaped, two edges of the extension direction of the U-shaped frame are end parts, one of the two edges is an upper end, the other is a lower end, the fall arrester is randomly selected before definition, and the fall arrester is determined after definition. The number of the U-shaped frames 4 is in one-to-one correspondence with the number of the guide square tubes 1, the guide square tubes 1 are respectively embedded into the openings of the U-shaped frames, and the guide square tubes 1 are in clearance fit with the U-shaped frames, namely the guide square tubes are in clearance embedding into the openings of the U-shaped frames. The U-shaped frame 4 is provided with a bottom wall and two side walls, a guide wheel 5 is rotatably assembled on the bottom wall of the U-shaped frame 4, and the guide wheel 5 is in rolling fit with one side wall of the guide square tube 1 to realize guide. Two matched clamping wheels 6 are rotatably assembled on one side wall of the U-shaped frame 4, and the two matched clamping wheels 6 are positioned at the upper end and the lower end of the U-shaped frame 4. The term "up and down" refers to the up and down movement of the product ladder frame, and the remaining up and down concepts refer to the up and down movement of the product ladder frame, since the extending direction of the U-shaped frame is identical to the moving direction of the product ladder frame, and the definition of the up and down ends of the U-shaped frame does not conflict with the up movement of the product ladder frame. The two matched clamping wheels 6 are assembled with the side wall of the guide square tube 1 in a rolling way, the guide wheels 5 and the matched clamping wheels 6 are assembled in a square hole space formed in the U-shaped frame 4 in a rotating way, and only a part of the wheel surface exposed out of the guide square tube 1 is matched with the guide square tube in a rolling way, so that the size of the equipment is reduced. An active clamping wheel 7 is arranged on the other side wall of the U-shaped frame 4, and the active clamping wheel 7 elastically floats up and down, namely: the position is not fixed, and can float up and down, namely up and down, but the up and down directions are both provided with elastic constraint and cannot be up and down at will, and the elastic force is overcome to ensure that the up and down movement does not occur under the uniform motion or static state, because the elastic force is balanced, the active clamping wheel 7 does not move, and when the motion state changes, the balance of the force is broken, and the movement can occur. When the state of the active clamping wheel 7 is not broken, the active clamping wheel 7 is in rolling fit with the guiding square tube.
The active clamping wheel 7 is located in the middle of the side wall of the U-shaped frame, and one of the two mating clamping wheels 6 is located above the active clamping wheel and the other is located below.
The driving clamping wheel 7 is assembled with the U-shaped frame 4 through a frame 8, a square containing space 9 is formed in the corresponding side wall of the U-shaped frame 4, the frame 8 is square, the frame 8 is located in the containing space 9, the driving clamping wheel 7 is arranged in the frame 8, the driving clamping wheel 7 and a rotating shaft 10 of the driving clamping wheel 7 are in rotating fit, namely the driving clamping wheel 7 and the rotating shaft 10 of the driving clamping wheel can rotate relatively, and the driving clamping wheel 7 and the rotating shaft 10 of the driving clamping wheel are not in rotating fit. Two through holes are formed in two side edges of the frame 8, the two through holes are long holes 2, and two ends of the rotating shaft 10 extend out of the long holes 2 of the frame 8, so that the active clamping wheel is matched with the frame 8. Two slideways are arranged on two side walls of the accommodating space 9, the two slideways are two oblong holes 11, the upper ends of the oblong holes 11 incline towards the guiding square tube 1, and two ends of the rotating shaft 10 are respectively inserted in the two oblong holes 11 in a sliding way, so that the driving clamping wheels are arranged in the slideways of the U-shaped frame.
The upper part of the frame 8 is fixedly provided with a guide rod 13, the guide rod 13 is sleeved with a pressure spring 14, the lower end of the pressure spring 14 is tightly pressed on the frame 8, the upper part of the pressure spring 14 is propped against the side wall of the accommodating space 9, the upper part of the guide rod 13 extends out of a hole formed in the U-shaped frame 4, the end of the guide rod 13 extending out of the U-shaped frame is screwed with a limit screw sleeve 12, the limit screw sleeve 12 is a sleeve with threads on the outer side, and the limit screw sleeve is sleeved on the guide rod 13, because the pressure spring 14 is pressed, the limit screw sleeve 12 is screwed into a threaded hole formed in the U-shaped frame 4, the relative position of the limit screw sleeve 12 and the frame 4 is adjustable, and the relative position of the rotating shaft 10 in a slide way can also be adjusted, so that the initial position of the driving clamping wheel 7 is adjusted, and the driving clamping wheel 7 and the guide square tube are ensured to be matched in a rolling way.
The upper end of the supporting spring 15 of the supporting spring assembly is fixed on the frame 8, the supporting spring with the upper end fixed on the frame is included, the lower end of the supporting spring 15 stretches into the U-shaped frame 4 to be arranged in the blind hole, the relative position between the blind hole and the guide rod and the depth of the blind hole can be adjusted, the pre-tightening force provided by the pressure spring and the supporting spring for the active clamping wheel can be adjusted, so that the force required to be overcome by the upward movement of the active clamping wheel is changed, the acceleration corresponding to the action of the falling protector is changed, and the action condition of the falling protector is changed. The blind hole in this embodiment is formed by screwing a plugging screw in the lower end opening of the through hole, so that the depth of the blind hole can be conveniently adjusted. Moreover, the action condition of the anti-falling device is generally determined during production, the depth of the blind hole can be set to be non-adjustable, and the initial position of the wheel is actively clamped only by adjusting the position between the limit screw sleeve and the guide rod. Even if the depth of the blind hole is not adjustable, in other embodiments, the pre-compression force of the supporting spring can be adjusted by providing a spacer to the blind hole, and it should be noted that the adjustment of the position of the blind hole occurs when the deviation is serious, and generally, no adjustment is needed. In addition, in other embodiments, the supporting spring may also be provided with a guide rod 16, as shown in fig. 4, where the guide rod 16 is fixed on the supporting frame 8, the supporting spring is sleeved on the guide rod 16, the upper end is propped against the frame, the lower end is propped against the U-shaped frame, and the position of the lower end of the supporting spring can also be adjusted up and down, and this adjustment manner can change the position of the lower end of the supporting spring by a limit screw sleeve like setting a spacer on the guide rod 16, and the guide rod 16 is slidably arranged in a guide hole formed on the U-shaped frame 4, which is a very reliable setting method.
When the elevator frame is in operation, the active clamping wheel 7 is in a state of floating with elasticity under the action of the pressure spring 14 and the supporting spring 15, when the elevator frame normally moves, the active clamping wheel 7 keeps motionless, once an accident occurs, the elevator frame slides down at a high speed, the active clamping wheel 7 moves upwards, because the wheel axle of the active clamping wheel 7 is arranged in a sliding way, the upper end of the wheel axle of the active clamping wheel is inclined towards the sliding way of the guide square tube 1, the gap between the active clamping wheel 7 and the guide square tube is reduced, the pressure between the active clamping wheel 7 and the guide square tube is increased, the friction between the active clamping wheel 7 and the guide square tube is further increased, the friction further prevents the active clamping wheel 7 from moving downwards along with the U-shaped frame, the active clamping wheel 7 moves upwards relative to the U-shaped frame, and further approaches the guide square tube 1 until the guide square tube 1 is clamped together with the matched clamping wheel, and braking between the U-shaped frame 4 and the guide square tube 1 is completed, and the elevator frame is braked along with the elevator frame. Convex stripes (not shown in the figure) extending along the axis of the active clamping wheel are distributed on the wheel surface of the active clamping wheel 7, and in the braking process, the convex stripes can increase the friction force between the active clamping wheel 7 and the guiding square tube.
In this embodiment, the number of the matched clamping wheels is two, because the four guiding square tubes are provided, even if only one clamping wheel is provided, the balance can be kept, and the number of the matched clamping wheels can be three or 4.
The initiative pinch roller in this embodiment is assembled on U type frame through frame and U type frame, in other embodiments, also can directly assemble through the pivot, and pressure spring subassembly and supporting spring subassembly can set up two sets of respectively, and the roof pressure is at the both ends of pivot respectively.
The compression spring assembly and the support spring assembly in this embodiment are given in specific structural forms, and in other embodiments, any structural form in the prior art may be adopted.
The slide way in this embodiment is inclined, and when the rotating shaft moves, the slide way is in rolling fit with the guiding square tube at any time, but when the rotating shaft moves normally, the guiding square tube can be clamped by slightly moving upwards by a small distance, that is, the moving distance of the rotating shaft is very small, the matching difference between the guiding rod and the U-shaped frame can compensate the inclination of the rotating shaft, and the phenomenon of blocking cannot occur, that is, in this embodiment, two through holes formed on two side edges of the frame are long holes, two ends of the rotating shaft extend out of the long holes 2 of the frame, in other embodiments, a round hole can also be directly formed, the inner and outer moving amount when the driving clamping wheel clamps the guiding square tube is compensated by the matching difference, the inner and outer inner directions refer to the space between two side walls of the U-shaped frame, the outer directions are far away from the U-shaped frame, and of course, the inner directions of the guiding square tube can also be said by the directions of the guiding square tube being positioned in the space between the two side walls of the U-shaped frame.
In this embodiment, the rotation shaft is configured to rotatably assemble the active clamping wheel and the frame by passing through the through hole in the frame, in other embodiments, the rotation assembly may be performed by other manners, and the assembly between the frame and the U-shaped frame may be directly assembled, independent of the rotation shaft, that is, the frame is slidably assembled with the U-shaped frame by other manners, and not slidably assembled by the rotation shaft.
The sliding way in this embodiment is a long through hole arranged on the side wall of the accommodating space, and in other embodiments, the sliding way may also be a square sliding way, a dovetail sliding way, a T-shaped sliding way, etc., and correspondingly, the U-shaped frame may be provided with a sliding block with a corresponding shape to be matched with the sliding block.
The bottom wall of the U-shaped frame in this embodiment is provided with a guide wheel in rolling fit with the guide square tube, and in other embodiments, the guide wheel may not be provided.
Convex stripes extending along the axis of the active clamping wheel are distributed on the wheel surface of the active clamping wheel in the embodiment. In other embodiments, no raised stripes may be provided.
In this embodiment, the frame is provided with a through hole, and a nut is disposed at the position of the through hole for threaded assembly with the limit screw sleeve, and in other embodiments, a real threaded hole may also be directly disposed on the frame.
In fig. 2, 3 and 4, in combination with fig. 1, the fall arrester in this embodiment is a fall arrester of a square tube slideway goods lift with a fall arrester function.
Finally, what should be said is: the above embodiments are only for illustrating the technical solution of the present utility model, and any equivalent replacement of the present utility model and modification or partial replacement without departing from the spirit and scope of the present utility model should be covered in the scope of the claims of the present utility model.
Claims (10)
1. The utility model provides a side's pipe slide goods lift with prevent weighing down function, including being in the direction side pipe at four corners position, the slip direction is provided with goods ladder frame on the direction side pipe, a serial communication port, still include the safety catch, the safety catch has the U type frame that removes along with the goods ladder frame, each direction side pipe one-to-one clearance embedding U type frame's opening is provided with respectively with direction side pipe rolling fit's cooperation pinch roller and initiative pinch roller on the both sides wall of U type frame, the elasticity floats about the initiative pinch roller and sets up on the lateral wall of U type frame, initiative pinch roller incline on the slide of orientation side pipe with U type frame sliding fit in the upper end.
2. The square tube slideway goods elevator with the anti-falling function according to claim 1, wherein the number of the matched clamping wheels is two, and the matched clamping wheels are respectively arranged above and below the driving clamping wheels.
3. The square tube slideway goods lift with the anti-falling function according to claim 2, wherein the driving clamping wheel is assembled on the U-shaped frame through a square frame, the frame is assembled in the U-shaped frame in a vertical sliding mode, a rotating shaft of the driving clamping wheel penetrates through a long hole extending inside and outside the frame and then stretches into a slideway of the U-shaped frame, and the slideway is an inclined slideway with the upper end inclined towards the guiding square tube.
4. The square tube slideway goods lift with the anti-falling function according to claim 3, wherein the driving clamping wheel is arranged on the U-shaped frame in an up-down elastic floating mode through a pressure spring assembly and a supporting spring assembly, the pressure spring of the pressure spring assembly is elastically propped against the upper portion of the frame, and the supporting spring of the supporting spring assembly is elastically propped against the lower portion of the frame.
5. The square tube slideway goods lift with the anti-falling function according to claim 4, wherein the pressure spring assembly comprises a guide rod fixed on the frame, the guide rod is sleeved with a pressure spring, the end of the guide rod, which upwards penetrates through the U-shaped frame, is sleeved with a limit screw sleeve in a sliding manner, the limit screw sleeve is screwed on the U-shaped frame, and two ends of the pressure spring are respectively propped against the frame and the limit screw sleeve.
6. The square tube slideway goods elevator with anti-falling function according to claim 5, wherein the upper end of the supporting spring component is fixed on the frame, and the lower end of the supporting spring extends into the U-shaped frame and is arranged in the blind hole.
7. The square tube slideway goods lift with anti-falling function according to claim 6, wherein the frame is arranged in an accommodating space formed on the corresponding side wall of the U-shaped frame, the wheel shaft of the driving clamping wheel is in rotary fit with the driving clamping wheel, two ends of the wheel shaft extend out of long holes formed in the frame and extending inside and outside, the number of the slideways is two, the slideways are respectively arranged on the side wall of the accommodating space, and the frame is in sliding fit with the U-shaped frame through sliding fit of the wheel shaft and the slideways.
8. The square tube slideway goods elevator with anti-falling function according to claim 7, wherein the slideway is an elongated through hole arranged on the side wall of the accommodating space.
9. A square tube slideway goods elevator with anti-falling function according to any one of claims 1-8, wherein the bottom wall of the U-shaped frame is provided with a guide wheel which is matched with the guide square tube in a rolling way.
10. The utility model provides a safety hook, its characterized in that has U type frame, and the one end of U type frame is the upper end, and the other end is the lower extreme, is provided with cooperation pinch roller and initiative pinch roller on the both sides wall of U type frame, and initiative pinch roller passes through square frame assembly on U type frame, the sliding assembly is in U type frame from top to bottom, stretches into the slide of U type frame after the pivot of initiative pinch roller passes the slot hole of extending inside and outside on the frame, and the slide is the slope slide between two lateral walls of upper end slope orientation U type frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322800903.5U CN221116577U (en) | 2023-10-19 | 2023-10-19 | Square tube slideway goods elevator with anti-falling function and anti-falling device thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322800903.5U CN221116577U (en) | 2023-10-19 | 2023-10-19 | Square tube slideway goods elevator with anti-falling function and anti-falling device thereof |
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Publication Number | Publication Date |
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CN221116577U true CN221116577U (en) | 2024-06-11 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322800903.5U Active CN221116577U (en) | 2023-10-19 | 2023-10-19 | Square tube slideway goods elevator with anti-falling function and anti-falling device thereof |
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CN (1) | CN221116577U (en) |
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2023
- 2023-10-19 CN CN202322800903.5U patent/CN221116577U/en active Active
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