CN216402817U - Hanging roller replacing device - Google Patents
Hanging roller replacing device Download PDFInfo
- Publication number
- CN216402817U CN216402817U CN202120581095.6U CN202120581095U CN216402817U CN 216402817 U CN216402817 U CN 216402817U CN 202120581095 U CN202120581095 U CN 202120581095U CN 216402817 U CN216402817 U CN 216402817U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- shell
- chain
- hanging
- output shaft
- 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
- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The utility model discloses a hanging carrier roller replacing device which comprises a shell, a torque amplifying assembly, a chain and a positioning plate, wherein the torque amplifying assembly is arranged in the shell and is provided with an input shaft and an output shaft, one end of the chain is wound on the output shaft of the torque amplifying assembly, the other end of the chain extends out of the shell and is provided with a hook suitable for being matched with the chain of a carrier roller, the positioning plate is arranged on one side of the shell, and a groove with a downward opening and suitable for being matched with a lifting lug of a rack is formed in the positioning plate. The hanging carrier roller replacing device provided by the embodiment of the utility model has the advantages of convenience in replacing carrier rollers, simplicity in operation, low labor intensity and the like.
Description
Technical Field
The utility model relates to the technical field of conveying equipment, in particular to a hanging carrier roller replacing device.
Background
The belt conveyor has the advantages of strong conveying capacity, long conveying distance, simple structure, convenience in maintenance and the like, and is widely applied to various industries.
In the correlation technique, need many people to cooperate and change the bearing roller through lever and jack, waste time and energy, because the reasons such as change instrument size is big, the fulcrum is insecure, installation space is narrow and small lead to the bearing roller to change troublesome moreover, change inefficiency.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the embodiment of the utility model provides a hanging carrier roller replacing device which is simple to replace, reliable in supporting point and compact in structure.
According to the hanging bearing roller change device of the embodiment of the utility model, the hanging bearing roller change device comprises: a housing; the moment amplifying assembly is arranged in the shell and is provided with an input shaft and an output shaft; one end of the chain is wound on the output shaft of the torque amplification assembly, and the other end of the chain extends out of the shell and is provided with a hook suitable for being matched with the chain of the carrier roller; the positioning plate is arranged on one side of the shell and is provided with a groove with a downward opening and suitable for being matched with the lifting lug of the rack.
According to the hanging carrier roller replacing device provided by the embodiment of the utility model, the positioning plate is matched with the hanging ring, the torque amplifying assembly is driven to rotate and the chain is driven to extend or retract, so that the hanging carrier roller replacing device is installed on the hanging ring, a carrier roller is convenient to replace, time and labor are saved, and the replacing efficiency of the carrier roller is improved.
In some embodiments, the torque amplification assembly comprises: a planet gear having a sun gear with a pitch circle diameter smaller than a planet gear with a pitch circle diameter, the sun gear being provided on the input shaft; the planet carrier, the planet carrier with the output shaft links to each other, just the planet wheel is established on the planet carrier.
In some embodiments, the hanging idler replacing device further comprises a connecting cylinder, the connecting cylinder is arranged between the shell and the positioning plate, one end of the connecting cylinder is communicated with the shell, and at least part of the chain is arranged in the connecting cylinder.
In some embodiments, the hanging idler exchange device further comprises a turntable coupled to the input shaft of the torque amplification assembly for driving the torque amplification assembly.
In some embodiments, the hanging idler replacing device further comprises a connecting rod and a handle, the handle is arranged on the connecting rod, the connecting rod is pivotally connected with the rotating disc, the connecting rod can rotate around the rotating disc at a first position and a second position, in the first position, the connecting rod is positioned above the rotating disc, and the handle is positioned below the connecting rod, so that the handle is retracted; in the second position, the connecting rod is positioned on one side of the rotating disc, and the handle is positioned above the connecting rod, so that the handle drives the rotating disc to rotate.
In some embodiments, the hanging roller replacing device further comprises a self-locking assembly, the self-locking assembly is arranged on the input shaft in a penetrating mode, and the self-locking assembly is arranged between the rotary disc and the shell and matched with the rotary disc, so that the rotary disc is self-locked when the rotary disc is driven without external force.
In some embodiments, the hanging idler replacing device further comprises a chain wheel, the chain wheel is arranged on the output shaft and synchronously rotates with the output shaft, and the chain is wound on the chain wheel.
In some embodiments, the housing includes a first shell, a second shell, and a bottom shell, the first shell and the second shell are spaced apart to form a cavity, the torque amplification assembly is disposed in the bottom shell, the first shell is disposed on an opening of the bottom shell, and the sprocket is located in the cavity.
In some embodiments, the hanging idler exchange device further includes a connection assembly provided between the hook and the chain, the connection assembly including: the two connecting plates are oppositely arranged along the length direction of the positioning plate at intervals; the first connecting rod and the second connecting rod are arranged between the two connecting plates and are spaced along the width direction of the positioning plate, one end of the chain is connected with the first connecting rod, and the hook is connected with the second connecting rod.
In some embodiments, the output shaft is a hollow structure, and at least a portion of the input shaft is disposed through the output shaft.
Drawings
Fig. 1 is a schematic structural diagram of a hanging idler replacing device according to an embodiment of the utility model.
Reference numerals:
a hanging carrier roller replacing device 100;
a housing 1; a first shell 11; a second shell 12; a bottom case 13; a cavity 14;
a torque amplification assembly 2; an input shaft 21; an output shaft 22; a planetary gear 23; a sun gear 231; a planet wheel 232; a carrier 24;
a chain 3; a hook 31;
a positioning plate 4; a groove 41;
a connecting cylinder 5; a turntable 6; a connecting rod 7; a handle 8; a self-locking assembly 9;
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
A hanging idler exchange device according to an embodiment of the present invention will now be described with reference to figure 1.
As shown in fig. 1, a hanging idler exchanging apparatus 100 according to an embodiment of the present invention includes: the moment amplification assembly comprises a shell 1, a moment amplification assembly 2, a chain 33 and a positioning plate 4.
A torque amplifying assembly 2 is provided within the housing 1, the torque amplifying assembly 2 having an input shaft 21 and an output shaft 22.
One end of the chain 33 is wound around the output shaft 22 of the torque amplification assembly 2 and the other end of the chain 33 extends out of the housing 1 and is provided with a hook 31 adapted to engage with the chain of the idler. Therefore, the driving force is amplified by the torque amplification assembly 2 and then transmitted to the output shaft 22 through the input shaft 21 of the driving torque amplification assembly 2, and the rotation of the output shaft 22 drives the retraction of the chain 33.
The positioning plate 4 is arranged on one side of the shell 1, and a groove 41 with a downward opening and suitable for being matched with a lifting lug of the rack is arranged on the positioning plate 4. Specifically, as shown in fig. 1, the positioning plate 4 is arranged on the right side of the housing 1, and a groove 41 with a downward opening is formed in the positioning plate 4, so that the hanging idler replacing device 100 is installed on the frame through the matching of the groove 41 and the lifting lug.
The hanging carrier roller replacing device 100 of the embodiment of the utility model is wound on the output shaft 22 of the moment amplifying assembly 2 through one end of the chain 33, the other end of the chain 33 extends out of the shell 1 and is provided with a hook 31 suitable for being matched with the chain of the carrier roller, the positioning plate 4 is arranged at one side of the shell 1, the positioning plate 4 is provided with a groove 41 with a downward opening and suitable for being matched with a lifting lug of a rack, the groove 41 of the positioning plate 4 is arranged on the lifting lug in a penetrating way, thereby installing the hanging carrier roller replacing device 100 on the frame, hooking the hook 31 on the chain 33 on the chain of the carrier roller, driving the torque amplifying assembly 2, leading the torque amplifying assembly 2 to drive the chain 33 to retract, the carrier roller is replaced, so that the labor intensity of an operator is reduced, the working efficiency of the operator is improved, stress points are safe and reliable, the replacement of the carrier roller of the adhesive tape machine can be completed by only two persons, and the maintenance and replacement efficiency of the carrier roller of the adhesive tape machine is improved.
In some embodiments, the torque amplification assembly 2 comprises: planet gears 23 and a planet carrier 24.
The pitch circle diameter of the sun gear 231 of the planetary gear 23 is smaller than the pitch circle diameter of the planet gears 232 of the planetary gear 23, the sun gear 231 is provided on the input shaft 21, the planet carrier 24 is connected with the output shaft 22, and the planet gears 232 are provided on the planet carrier 24. From this, drive sun gear 231 through input shaft 21 and rotate, sun gear 231 and planet wheel 232 carry out the meshing transmission, and planet wheel 232 drives planet carrier 24 and rotates to drive the output wheel and rotate, make the chain 33 on the output shaft 22 receive and release, labour saving and time saving has effectively alleviateed operator's intensity of labour.
In some embodiments, the hanging idler replacing device 100 further comprises a connecting cylinder 5, the connecting cylinder 5 is arranged between the housing 1 and the positioning plate 4, one end of the connecting cylinder 5 is communicated with the housing 1, and at least part of the chain 33 is arranged in the connecting cylinder 5. Specifically, as shown in fig. 1, the connecting cylinder 5 is arranged at the left end of the casing 1, the positioning plate 4 is fixed at the left end of the connecting cylinder 5, the right end of the connecting cylinder 5 is fixed on the casing 1, the connecting cylinder 5 is communicated with the casing 1, the chain 33 penetrates through the casing 1 and the connecting cylinder 5 to hang the hook 31 on the chain of the carrier roller, so that the length of the hanging carrier roller replacing device 100 is increased by the arrangement of the connecting cylinder 5, and the positioning plate 4 can be matched with the lifting lug through the connecting cylinder 5, so that the hanging carrier roller replacing device 100 can replace carrier rollers of any specification.
In some embodiments, the hanging idler exchange device 100 further includes a turntable 6, the turntable 6 being connected to the input shaft 21 of the torque amplification assembly 2 for driving the torque amplification assembly 2. Therefore, the input shaft 21 is driven conveniently through the turntable 6, and the hanging carrier roller replacing device 100 is more reasonable in arrangement.
In some embodiments, the hanging idler replacing device 100 further comprises a connecting rod 7 and a handle 8, the handle 8 is arranged on the connecting rod 7, the connecting rod 7 is pivotably connected with the rotating disc 6, the connecting rod 7 can rotate around the rotating disc 6 at a first position and a second position, in the first position, the connecting rod 7 is positioned above the rotating disc 6, the handle 8 is positioned below the connecting rod 7 so as to pack the handle 8, in the second position, the connecting rod 7 is positioned at one side of the rotating disc 6, and the handle 8 is positioned above the connecting rod 7 so that the handle 8 drives the rotating disc 6 to rotate.
Specifically, as shown in fig. 1, the connecting rod 7 is L-shaped, one end of the connecting rod 7 is hinged to the rotary table 6, so that the connecting rod 7 can rotate around the rotary table 6 at a first position and a second position, the other end of the connecting rod 7 is hinged to a handle 8, when the connecting rod 7 is turned to the first position, the connecting rod 7 is located above the rotary table 6, the handle 8 is located below the connecting rod 7 and located on one side of the housing 1, so that the handle 8 can be retracted, the size of the hanging carrier roller replacing device 100 is reduced, when the hanging carrier roller replacing device needs to be used, the connecting rod 7 is turned to the second position, so that the connecting rod 7 is turned to the second position, the connecting rod 7 is located on one side of the rotary table 6, and the handle 8 is located above the rotary table 6, so that a user can rotate the rotary table 6 through driving the handle 8.
In some embodiments, the hanging roller replacing device 100 further includes a self-locking assembly 9, the self-locking assembly 9 is disposed on the input shaft 21, and the self-locking assembly 9 is disposed between the turntable 6 and the housing 1 and is engaged with the turntable 6, so that the turntable 6 is self-locked when the turntable 6 is driven without external force. Specifically, as shown in fig. 1, the auto-lock subassembly 9 wears to establish on input shaft 21, auto-lock subassembly 9 with through the key-type connection between the input shaft 21 to through the cooperation of carousel 6 with auto-lock subassembly 9, make carousel 6 drive auto-lock subassembly 9 rotate, auto-lock subassembly 9 drives input shaft 21 and rotates, when no external drive, auto-lock subassembly 9 realizes the auto-lock, thereby prevent that external force pulling from hanging the chain 33 of bearing roller change device 100, practice thrift artifical physical power, shortened because of the down time of changing the bearing roller, work efficiency has been improved.
It can be understood that the self-locking assembly 9 adopts a ratchet friction sheet type one-way brake, the self-locking assembly can automatically brake under load, and the pawl is meshed with the ratchet under the action of the spring, so that the brake can safely work.
In some embodiments, the hanging idler exchange device 100 further includes a sprocket (not shown) disposed on the output shaft 22 and rotating synchronously with the output shaft 22, and the chain 33 is wound around the sprocket. Therefore, the chain 33 is wound on the chain wheel, the chain 33 can be prevented from slipping when being stored, and the working efficiency of the hanging carrier roller replacing device 100 is improved.
In some embodiments, the housing 1 includes a first shell 11, a second shell 12, and a bottom shell 13, the first shell 11 and the second shell 12 are spaced apart to form a cavity 14, the torque amplification assembly 2 is disposed in the bottom shell 13, the first shell 11 is disposed on an opening of the bottom shell 13, and the sprocket is disposed in the cavity 14. Specifically, as shown in fig. 1, the planetary gear 23 and the planet carrier 24 of the torque amplifying assembly 2 are disposed in the bottom case 13, the first case 11 and the second case 12 are spaced apart in the up-down direction to form the cavity 14 between the first case 11 and the second case 12, a portion of the output shaft 22 of the torque amplifying assembly 2 passes through the first case 11 and is disposed in the cavity 14, and the sprocket is disposed in the cavity 14 and passes through the output shaft 22, thereby spacing the chain 33 from the planetary gear 23 of the torque amplifying assembly 2 and preventing the chain 33 from entering the planetary gear 23, which may damage the planetary gear 23.
In some embodiments, the hanging idler exchange device 100 further includes a connection assembly 10, the connection assembly 10 being provided between the hook 31 and the chain 33, the connection assembly 10 including: two connecting plates 101, a first link 102 and a second link 103.
The two connecting plates 101 are disposed opposite to each other at an interval in the longitudinal direction (the up-down direction shown in fig. 1) of the positioning plate 4. The first link 102 and the second link 103 are disposed between the two connecting plates 101, and the positioning plate 4 is disposed at intervals in the width direction (the left-right direction as shown in fig. 1), one end of the chain 33 is connected to the first link 102, and the hook 31 is connected to the second link 103. Whereby the housing connects the hook 31 with the chain 33 via the connecting assembly 10.
The output shaft 22 has a hollow structure, and at least a part of the input shaft 21 is inserted into the output shaft 22. Specifically, as shown in fig. 1, the output shaft 22 and the input shaft 21 are both disposed above the planetary gear 23, and the input shaft 21 is disposed in the output shaft 22, so that the height of the hanging idler replacing device 100 is reduced, the size of the hanging idler replacing device 100 is reduced, and the hanging idler replacing device is convenient for a user to use.
The hanging roller replacing device 100 of the embodiment of the utility model has the following working process:
the support roller mounting device comprises a support roller, a support roller and a mounting plate, wherein the support roller is arranged on the support roller, and the support roller is arranged on the support roller.
The installation process comprises the following steps: the groove 41 of the positioning plate 4 is inserted into the lifting lug of the carrier roller, so that the hanging carrier roller replacing device 100 is installed on the carrier roller, and the hook 31 of the hanging carrier roller replacing device 100 is hooked on the chain of the carrier roller.
The use process comprises the following steps: overturn connecting rod 7 to the second position, turning handle 8, make carousel 6 clockwise rotate, take the planetary gear 23 meshing transmission in the moment of power amplification subassembly 2, it drives output shaft 22 and sprocket synchronous rotation to drive planet wheel 232 in planetary gear 23, thereby make the chain 33 of hanging on bearing roller change device 100 pack up, and the chain on the pulling bearing roller, the lug is kept away from to the chain drive mounting panel of bearing roller, take the mounting panel out from between two becket of the chain of bearing roller, with handle 8 reversal, make carousel 6 anticlockwise rotation, make the chain 33 of hanging on bearing roller change device 100 extend, break away from the lug completely until driving the chain on the bearing roller, it can to take off couple 31 from the chain of bearing roller.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides a hang bearing roller and change device which characterized in that includes: a housing; the moment amplifying assembly is arranged in the shell and is provided with an input shaft and an output shaft; one end of the chain is wound on the output shaft of the torque amplification assembly, and the other end of the chain extends out of the shell and is provided with a hook suitable for being matched with the chain of the carrier roller; the locating plate is arranged on one side of the shell, and a groove with a downward opening and suitable for being matched with a rack of the rack is formed in the locating plate.
2. The hanging idler replacement device of claim 1, wherein the torque amplification assembly comprises:
a planet gear having a sun gear with a pitch circle diameter smaller than a planet gear with a pitch circle diameter, the sun gear being provided on the input shaft;
the planet carrier, the planet carrier with the output shaft links to each other, just the planet wheel is established on the planet carrier.
3. The hanging idler replacement device as recited in claim 1, further comprising a connector barrel disposed between the housing and the retaining plate, one end of the connector barrel communicating with the housing, at least a portion of the chain being disposed within the connector barrel.
4. The hanging idler replacement device of claim 1, further comprising a turntable coupled to the input shaft of the torque amplification assembly for driving the torque amplification assembly.
5. The hanging idler exchange device as recited in claim 4, further including a connecting rod and a handle, the handle being disposed on the connecting rod, the connecting rod being pivotally connected to the turntable, the connecting rod being rotatable about the turntable between a first position and a second position,
in the first position, the connecting rod is located above the turntable and the handle is located below the connecting rod so that the handle is stowed;
in the second position, the connecting rod is positioned on one side of the rotating disc, and the handle is positioned above the connecting rod, so that the handle drives the rotating disc to rotate.
6. The hanging idler changing device as recited in claim 4, further comprising a self-locking assembly, the self-locking assembly is disposed on the input shaft in a penetrating manner, and the self-locking assembly is disposed between the turntable and the housing and is matched with the turntable, so that the turntable can be self-locked when the turntable is driven without external force.
7. The hanging idler replacement device as recited in any one of claims 1-6, further comprising a sprocket provided on the output shaft and rotating synchronously with the output shaft, the chain being wound around the sprocket.
8. The hanging idler replacement device as recited in claim 7, wherein the housing includes a first shell, a second shell and a bottom shell, the first shell and the second shell being spaced apart to form a cavity, the torque amplification assembly being disposed within the bottom shell, the first shell being disposed over an opening of the bottom shell, the sprocket being located within the cavity.
9. The hanging idler exchange device as recited in any one of claims 1-6, further including a connection assembly provided between the hanger and the chain, the connection assembly including:
the two connecting plates are oppositely arranged along the length direction of the positioning plate at intervals;
the first connecting rod and the second connecting rod are arranged between the two connecting plates and are spaced along the width direction of the positioning plate, one end of the chain is connected with the first connecting rod, and the hook is connected with the second connecting rod.
10. The hanging idler exchange device as claimed in any one of claims 1 to 6 wherein the output shaft is hollow and at least part of the input shaft is inserted into the output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120581095.6U CN216402817U (en) | 2021-03-22 | 2021-03-22 | Hanging roller replacing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120581095.6U CN216402817U (en) | 2021-03-22 | 2021-03-22 | Hanging roller replacing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216402817U true CN216402817U (en) | 2022-04-29 |
Family
ID=81280839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120581095.6U Active CN216402817U (en) | 2021-03-22 | 2021-03-22 | Hanging roller replacing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216402817U (en) |
-
2021
- 2021-03-22 CN CN202120581095.6U patent/CN216402817U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109095410B (en) | Forklift lifting device with safety mechanism | |
| CN216402817U (en) | Hanging roller replacing device | |
| CN218661320U (en) | Locking device for battery bin for replacing electric heavy truck | |
| CN215974827U (en) | Lifting support for constructional engineering construction | |
| CN115401670A (en) | Mechanical arm for material grabbing | |
| CN211594634U (en) | Cable winding equipment for field power construction | |
| CN213499076U (en) | Spring balancer convenient to operation | |
| CN115219320A (en) | Building wall insulation material intensity check out test set | |
| CN210732317U (en) | Quick change device for parallel pulling battery pack | |
| CN113681635A (en) | Automatic punching device for mobile phone shell | |
| CN201675514U (en) | Electric lifting good shelf | |
| CN219792343U (en) | Ratchet drive formula elevating system | |
| CN215548031U (en) | Magnetic carrier easy to fix | |
| CN214989696U (en) | Hoist device for assembly type building construction | |
| CN217838108U (en) | Hoisting clamp for crane | |
| CN214455353U (en) | Zigzag material collecting device for label products | |
| CN219807659U (en) | Lifting belt high-altitude loosening device for wind power | |
| CN216548053U (en) | Heat exchanger cooling tube clamping and transporting mechanism | |
| CN212709573U (en) | Mobile auxiliary device for electromechanical equipment | |
| CN217498616U (en) | Bottom support device for jack | |
| CN217102315U (en) | Novel elevator sticky tape rolling device | |
| CN211208408U (en) | Solar cell module stacking production line | |
| CN111232385B (en) | Steel-concrete tower transfer device | |
| CN217676382U (en) | Mechanical arm for hoisting tubular pile | |
| CN214059599U (en) | Push type lifting appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |