CN220590141U - Single-cylinder cone crusher and feed hopper thereof - Google Patents
Single-cylinder cone crusher and feed hopper thereof Download PDFInfo
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- CN220590141U CN220590141U CN202321438849.8U CN202321438849U CN220590141U CN 220590141 U CN220590141 U CN 220590141U CN 202321438849 U CN202321438849 U CN 202321438849U CN 220590141 U CN220590141 U CN 220590141U
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- 229920002635 polyurethane Polymers 0.000 claims abstract description 21
- 239000004814 polyurethane Substances 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 241001227561 Valgus Species 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 43
- 238000004073 vulcanization Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 26
- 238000005299 abrasion Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 239000004570 mortar (masonry) Substances 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000109 continuous material Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Abstract
The utility model relates to a single-cylinder cone crusher and a feed hopper thereof. The feeder hopper comprises an upper wear-resistant structure, and the upper wear-resistant structure comprises an upper cylinder, a wear-resistant lining plate frame and a wear-resistant lining plate. The upper end of the upper cylinder body is turned outwards to form an outward turning edge, the wear-resistant lining plate frame comprises a cylindrical main body and an outward turning edge, the wear-resistant lining plate frame is fixedly covered on the inner wall surface of the cylindrical main body, a pin shaft hole is correspondingly formed in the outward turning edge and the outward turning edge, the wear-resistant lining plate frame is hung on the upper cylinder body through the outward turning edge, and a pin shaft used for limiting the circumferential rotation of the wear-resistant lining plate frame relative to the upper cylinder body is arranged in the pin shaft hole. Polyurethane on the surface of the wear-resistant lining plate is adhered to the surface of the steel plate by using a vulcanization structure, and the polyurethane can absorb kinetic energy of materials entering the wear-resistant lining plate when the materials entering the upper wear-resistant structure wash the wear-resistant lining plate, so that the impact of the falling materials on the feeding hopper is reduced. When a certain block of the wear-resistant lining plate is worn, the assembly of the wear-resistant lining plate and the wear-resistant lining plate frame can be rotated circumferentially and then used continuously, so that the service life of the feed hopper is further prolonged.
Description
Technical Field
The utility model relates to the field of mining machinery, in particular to a single-cylinder cone crusher and a feed hopper thereof.
Background
The cone crusher is common equipment for crushing sand stones such as rock, ore, tailing treatment and the like, and is widely applied to medium crushing and fine crushing operations in the industries of mines, building materials and mineral processing due to the characteristics of large crushing ratio, high efficiency, low energy consumption, uniform product granularity and the like.
The main machine of the cone crusher is driven by the main shaft assembly to make a rotary swing motion around a fixed shaft, so that the crushing wall of the cone crusher is close to and leaves the surface of a rolling mortar wall fixed in the frame, and the ore is continuously impacted, extruded and bent in the crushing cavity to crush the ore. The material gets into broken chamber through the feeder hopper of installing on last support body, shunts in crossbeam welt department, and the material after the reposition of redundant personnel gets into broken chamber and breaks, discharges by the bin outlet of below after the breakage.
The feeding hopper plays a role in storing the necessary material quantity during normal operation when the whole cone crusher works, if the material is too small, the idle loss of cone equipment can be caused, the rotation direction and the rotation speed of a movable cone part are different when the equipment is in belt material operation and idle operation, and the main machine equipment is easily damaged by frequent belt material operation and idle operation; the segregation feeding causes abnormal abrasion of the upper frame taper sleeve, the eccentric copper sleeve at the eccentric sleeve part, the upper friction disc at the movable taper part and the lower friction disc of the hydraulic cylinder part in the upper frame body due to unbalanced stress in the circumferential direction when the crushing cavity is crushed because one surface of the crushing cavity in the circumferential direction is provided with the material and one surface of the crushing cavity is not provided with the material; continuous material impact easily causes the wearing and tearing of feeder hopper body steel sheet, needs periodic replacement feeder hopper body steel sheet or adds the repair welding measure on original feeding barrel steel sheet, and the indefinite repair welding steel sheet can cause whole equipment stability to worsen again, causes the instability of equipment to improve.
The method adopted in the prior art is to increase and weld a circle of wear-resisting plate in the barrel of the feeding hopper, so that the service life of the barrel of the feeding hopper is prolonged. Such improvement scheme can only improve the feeder hopper performance in a short time, and a large amount of material erodes and wears out the welding seam of welding antifriction plate easily and makes the antifriction plate drop, influences the work of equipment, needs the irregular repair welding of going of staff just can guarantee the feeder hopper normal work.
Disclosure of Invention
The utility model aims to provide a single-cylinder cone crusher to solve the technical problem that a feed hopper is easy to damage in the prior art; the utility model also aims to provide a feed hopper for use in the single cylinder cone crusher.
In order to achieve the above purpose, the single-cylinder cone crusher of the utility model adopts the following technical scheme:
the utility model provides a single cylinder cone crusher, includes the feeder hopper, and the feeder hopper includes upper portion wear-resisting structure, upper portion wear-resisting structure is including the upper portion barrel that forms the feed inlet, still includes wear-resisting lining board frame and wear-resisting welt, the upper end of upper portion barrel turns over outward and forms the edge that turns over outward, wear-resisting welt frame includes the cylindric main part and is located the outer hem of cylindric main part upper end, wear-resisting welt cover be fixed in on the internal face of cylindric main part, the hem with the pin shaft hole has been seted up on the edge that turns over outward to correspond, wear-resisting lining board frame passes through the hem is hung on the upper portion barrel, install in the pin shaft hole and be used for the restriction wear-resisting welt frame upper portion barrel circumferential direction's round pin axle relatively.
Further, the abrasion-resistant lining plate comprises a cylindrical base layer and a buffer layer adhered to the inner peripheral surface of the base layer.
Further, the buffer layer is a polyurethane layer, the base layer is a steel layer, and the polyurethane layer is vulcanized and adhered to the inner peripheral surface of the steel layer.
Further, the wear-resistant lining plate is composed of a plurality of arc-shaped lining plate units.
Further, an observation port is formed in the side face of the upper cylinder body, and an observation door assembly capable of being opened and closed is installed at the observation port.
Further, the lower end of the pin shaft is fixed on the everting edge.
Further, still include lower part material lining feed inlet welt and collect material structure, lower part material lining feed inlet welt and collect material structure includes lower part barrel and the welt of bolt installation at lower part barrel internal face, the welt includes the internal face that closes up downwards and forms the conical surface.
Further, the welt is formed by feed inlet welt and crossbeam welt concatenation, the feed inlet welt is the arc, the crossbeam welt includes arc main part and crossbeam, the crossbeam extends along the radial of lower part barrel, the crossbeam welt equipartition in the lower part barrel, the feed inlet welt encloses together with the arc main part into the conical surface.
Further, the inner diameter of the lower end of the upper cylinder is the smallest, and wedge blocks are respectively arranged at the contact positions of the lower cylinder, the feed inlet lining plate and the cross beam lining plate in a cushioning manner.
The feed hopper adopts the following technical scheme:
the utility model provides a feeder hopper, includes upper portion wear-resisting structure, upper portion wear-resisting structure is including the upper portion barrel that forms the feed inlet, still includes wear-resisting lining board frame and wear-resisting welt, the upper end of upper portion barrel turns over outward and forms the edge that turns over, wear-resisting welt frame includes the cylindric main part and is located the outer hem of cylindric main part upper end, wear-resisting welt cover be fixed in on the internal face of cylindric main part, the hem with the pin shaft hole has been seted up to correspondence on the edge that turns over outward, wear-resisting lining board frame passes through the hem is hung on the upper portion barrel, install in the pin shaft hole and be used for limiting wear-resisting welt frame relative upper portion barrel circumference pivoted round pin axle.
Further, the abrasion-resistant lining plate comprises a cylindrical base layer and a buffer layer adhered to the inner peripheral surface of the base layer.
Further, the buffer layer is a polyurethane layer, the base layer is a steel layer, and the polyurethane layer is vulcanized and adhered to the inner peripheral surface of the steel layer.
Further, the wear-resistant lining plate is composed of a plurality of arc-shaped lining plate units.
Further, an observation port is formed in the side face of the upper cylinder body, and an observation door assembly capable of being opened and closed is installed at the observation port.
Further, the lower end of the pin shaft is fixed on the everting edge.
Further, still include lower part material lining feed inlet welt and collect material structure, lower part material lining feed inlet welt and collect material structure includes lower part barrel and the welt of bolt installation at lower part barrel internal face, the welt includes the internal face that closes up downwards and forms the conical surface.
Further, the welt is formed by feed inlet welt and crossbeam welt concatenation, the feed inlet welt is the arc, the crossbeam welt includes arc main part and crossbeam, the crossbeam extends along the radial of lower part barrel, the crossbeam welt equipartition in the lower part barrel, the feed inlet welt encloses together with the arc main part into the conical surface.
Further, the inner diameter of the lower end of the upper cylinder is the smallest, and wedge blocks are respectively arranged at the contact positions of the lower cylinder, the feed inlet lining plate and the cross beam lining plate in a cushioning manner.
Compared with the prior art, the utility model has the following beneficial effects:
1. polyurethane on the surface of the wear-resistant lining plate is adhered to the surface of the steel plate by using a vulcanization structure, and the polyurethane can absorb kinetic energy of materials entering the wear-resistant lining plate when the materials entering the upper wear-resistant structure wash the wear-resistant lining plate, so that the impact of the falling materials on the feeding hopper is reduced. The wear-resistant lining board also has the characteristics of light weight and low manufacturing cost.
2. When a certain block of the wear-resistant lining plate is worn, the wear-resistant lining plate represents that the stress is larger, and the assembly of the wear-resistant lining plate and the wear-resistant lining plate frame can be rotated circumferentially, so that the wear-resistant lining plate can be rotated to the position in good condition for continuous use.
3. When part of the wear-resistant lining plates are damaged, the vulcanized wear-resistant lining plates can be independently replaced. The polyurethane is worn out and then is directly replaced, and the steel base layer can be used for multiple times, so that a very high economic effect is achieved.
4. The wear-resistant lining plate and wear-resistant lining plate frame assembly is placed on the upper portion of the upper cylinder body through the locating pin, and when the lower beam lining plate or the feeding hole lining plate needs to be disassembled, the space for disassembling the beam lining plate or the feeding hole lining plate can be created only by hoisting the vulcanized wear-resistant lining plate and the wear-resistant lining plate frame assembly.
5. The material collecting structure of the feed inlet lining plate of the lower material lining can enable the material to achieve the purpose of central feeding when entering the crushing area, avoid feed segregation, and achieve the effects of improving the crushing effect, improving the yield, reducing the abnormal abrasion of the rolling mortar wall of the crushing wall and reducing the replacement frequency of the rolling mortar wall of the crushing wall.
6. The material lining formed by splicing the feed inlet lining plate and the cross beam lining plate is favorable for reducing the damage of the conical surface, and further prolongs the service life of the feed hopper.
The device has the advantages of scientific and reasonable structure, safe and convenient use and great help for people.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the utility model and do not constitute a limitation to the utility model, and in which:
FIG. 1 is a schematic view of a portion of one embodiment of a single cylinder cone crusher of the present utility model;
FIG. 2 is a schematic perspective view of a feed hopper;
fig. 3 is a perspective view of the feed hopper section in a view;
FIG. 4 is a plan view of the feed hopper in cross-section;
FIG. 5 is a top view of the feed hopper;
FIG. 6 is a partially enlarged schematic illustration;
in the figure: the feeding hopper 100, the upper frame body 200, the movable cone 300, the upper abrasion resistant structure 10, the lower material lining feed inlet lining collecting structure 20, the beam lining 1, the feed inlet lining 2, the lower cylinder 3, the observation door assembly 4, the upper cylinder 5, the abrasion resistant lining frame 6, the vulcanized abrasion resistant lining 7, the wedge block 8, the arc-shaped main body 11, the beam 12, the conical surface 21, the outward turning edge 51, the cylindrical main body 61, the outward turning edge 62 and the lining plate unit 71.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
An embodiment of the single cylinder cone crusher of the utility model:
a single cylinder cone crusher comprises a feed hopper 100, an upper frame body 200 and a movable cone 300. The feeding hopper is fixed below the upper frame body 200, the movable cone 300 is rotatable relative to the upper frame body 200 and the feeding hopper 100, and the rotatable mounting structure of the movable cone 300 is a prior art and will not be described in detail in this application.
The feed hopper comprises an upper wear resistant structure 10 and a lower liner feed inlet liner collection structure 20. The upper end of the upper wear-resistant structure 10 is provided with a feed inlet, and the lower material lining feed inlet lining plate material collecting structure 20 is used as a material lining, and simultaneously collects materials falling from the feed inlet.
The upper wear-resistant structure 10 includes the viewing door assembly 4, the upper barrel 5, the wear-resistant lining frame 6, and the vulcanized wear-resistant lining plate 7. The vulcanized wear-resistant lining plate 7 comprises a steel base layer and a polyurethane layer vulcanized and stuck on the outer side of the steel base layer, and the polyurethane has the characteristics of light weight and low manufacturing cost, so that the vulcanized wear-resistant lining plate 7 using polyurethane as a buffer layer has the advantages of light weight and low manufacturing cost while meeting the wear-resistant requirement. The vulcanized wear-resistant lining plate 7 is fixed on the wear-resistant lining plate frame 6 by bolts, an assembly formed by the vulcanized wear-resistant lining plate 7 and the wear-resistant lining plate frame 6 is placed on the upper part of the upper cylinder body 5 by using positioning pins, an observation port is arranged on the side surface of the upper cylinder body 5, and the observation door assembly 4 is installed at the observation port in an openable and closable manner. The polyurethane layer can absorb the kinetic energy of the entering material when the material entering the upper abrasion-resistant structure 10 flushes the vulcanized abrasion-resistant lining plate 7, so that the impact of the falling material on the feeding hopper is reduced. In other embodiments, the polyurethane layer may be replaced by other resilient materials with good abrasion resistance.
In this embodiment, the vulcanized wear-resistant lining board 7 comprises a plurality of arc-shaped lining board units 71, and the lining board units can be replaced independently when being damaged, the polyurethane on the surface layer of the single lining board unit has light weight, and the tiny weight difference can be generated on the circumference of the feeding hopper when the single lining board unit is worn, so that the equipment deflection caused by the circumference imbalance can be avoided. In other embodiments, the vulcanized wear-resistant lining 7 may also be a conventional wear-resistant lining with a non-vulcanized process for securing the buffer layer.
The upper end of the upper cylinder body 5 is turned outwards to form an outward turning edge 51, the wear-resistant lining board frame 6 comprises a cylindrical main body 61 and an outward turning edge 62 positioned at the upper end of the cylindrical main body 61, the wear-resistant lining board frame 6 is hung on the upper cylinder body 5 through the outward turning edge 62, pin shaft holes are correspondingly formed in the outward turning edge 51 and are internally provided with pin shafts used for limiting the wear-resistant lining board frame 6 to rotate circumferentially relative to the upper cylinder body 5. The small end of the pin shaft faces upwards, the large end of the pin shaft is welded and fixed on the everting edge 51, and when the lower beam lining plate 1 or the feeding hole lining plate 2 needs to be disassembled, the pin shaft does not need to be disassembled, and the space for disassembling the beam lining plate 1 or the feeding hole lining plate 2 can be created only by hoisting the assembly of the vulcanized wear-resistant lining plate 7 and the wear-resistant lining plate frame 6.
A lower liner feed inlet liner collection structure 20 is mounted above the upper frame body 200. The lower material lining feed inlet lining board collecting structure 20 comprises a beam lining board 1, a feed inlet lining board 2 and a lower cylinder body 3, wherein the beam lining board 1 and the feed inlet lining board 2 are connected to the lower cylinder body 3 through bolts.
Along the circumference of the lower cylinder 3, two groups of beam liners 1 and four groups of feed inlet liners 2 are alternately arranged. The feed inlet welt 2 is the arc, and crossbeam welt 1 includes arc main part 11 and crossbeam 12, and the shape that arc main part and arc spelled become has the conical surface 21 of binding off downwards, and conical surface 21 can be summarized the material that gets into the feeder hopper before getting into crushing region, can fill in crushing region, avoids the feed segregation, can reach the effect that improves crushing effect, improves output, reduces the unusual wearing and tearing of crushing wall rolling mortar wall, reduces crushing wall rolling mortar wall change frequency.
The cross beam 12 extends in the radial direction of the lower cylinder 3, and the width of the cross beam 3 occupies about 1/5 of the circumferential dimension of the lower cylinder 3, and the length thereof is 1/2 of the radius of the lower end of the conical surface 21. The structure that crossbeam welt 1 and feed inlet welt 2 are constituteed can regard as the feeding lining to use, reduces the impact when the material falls to the below, prolongs the life cycle of feeder hopper.
Wedge blocks 8 are arranged between the contact areas of the beam lining plate 1 and the lower cylinder body 3 and between the contact areas of the feed inlet lining plate 2 and the lower cylinder body 3 in a cushioning mode, and the size of a material flow entering the crushing area can be changed by using wedge blocks 8 with different angles, so that the crushing effect is improved.
The assembly steps of this embodiment are as follows: the lower cylinder 3 is connected to the upper frame 200 by a bolt structure, and the beam liner 1 and the feed inlet liner 2 are connected to the inner wall surface of the lower cylinder 3 by bolts. The observation door assembly 4 arranged on the upper cylinder 5 is arranged on the lower cylinder 5 along with the upper cylinder 5, the four groups of the vulcanized wear-resistant lining plates 7 and the wear-resistant lining plate frame 6 are connected in place at the connecting flange by bolts, the assembly of the vulcanized wear-resistant lining plates 7 and the wear-resistant lining plate frame 6 is hoisted according to the alignment positioning pins of the installation positions, and the distance between the assembly of the vulcanized wear-resistant lining plates 7 and the wear-resistant lining plate frame 6 and the feeding center is adjusted, so that the sizes of all positions of the circumferences are consistent.
The upper cylinder structure and the lower cone structure can lead the material to achieve the purpose of central feeding when entering the crushing zone during working, thereby reducing the uneven abrasion of the material on the crushing wall and the rolling mortar wall and the problem of reducing the service life of the crushing wall and the rolling mortar wall caused by the uneven abrasion. The lower formed liner is advantageous in reducing damage to the conical surface 21. The vulcanized wear-resistant lining plate 7 can effectively absorb the impact force of materials entering the hopper, reduce equipment damage caused by material impact, enable the vulcanized wear-resistant lining plate composed of polyurethane and steel plates to better use polyurethane, enable polyurethane residues on the upper portion of the steel plates to be removed during replacement after the polyurethane is worn out, clean the vulcanized positions of the steel plates, enable vulcanization to be conducted again after the conditions are met, enable the steel plates inside one vulcanized wear-resistant lining plate to be used repeatedly, and achieve a very high economic effect.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a feeder hopper, its characterized in that, includes upper portion wear-resisting structure, upper portion wear-resisting structure is including the upper portion barrel that forms the feed inlet, still includes wear-resisting lining board frame and wear-resisting welt, the upper end of upper portion barrel turns up to turn up and forms the edge that turns up, wear-resisting lining board frame includes the cylindric main part and is located the outer hem of cylindric main part upper end, wear-resisting welt cover be fixed in on the internal face of cylindric main part, the hem with the pin hole has been seted up on the edge that turns up correspondingly outward, wear-resisting lining board frame passes through the hem is hung on the upper portion barrel, install in the pin hole and be used for the restriction wear-resisting lining board frame relative upper portion barrel circumference pivoted round pin axle.
2. The hopper as recited in claim 1 wherein the wear resistant backing plate comprises a cylindrical base layer and a buffer layer adhered to the inner peripheral surface of the base layer.
3. The feeding hopper as claimed in claim 2, wherein said buffer layer is a polyurethane layer, said base layer is a steel layer, and said polyurethane layer is vulcanized and adhered to the inner peripheral surface of said steel layer.
4. A feed hopper as claimed in claim 1 wherein the wear resistant liner is comprised of a plurality of arcuate liner elements.
5. The feed hopper as claimed in claim 1, wherein the upper cylinder is provided with an observation port on a side surface thereof, and an openable observation door assembly is installed at the observation port.
6. A hopper according to claim 1 wherein the lower end of the pin is secured to the valgus edge.
7. The feed hopper of any of claims 1 to 6, further comprising a lower liner feed inlet liner collection structure comprising a lower barrel and a liner mounted on an inner wall surface of the lower barrel by bolts, the liner comprising an inner wall surface that is tapered downwardly.
8. The feed hopper of claim 7, wherein the liner is formed by splicing a feed inlet liner and a beam liner, the feed inlet liner is an arc-shaped plate, the beam liner comprises an arc-shaped main body and a beam, the beam extends along the radial direction of the lower cylinder, the beam liner is uniformly distributed in the lower cylinder, and the feed inlet liner and the arc-shaped main body enclose the conical surface together.
9. The feed hopper of claim 8, wherein the lower end of the upper barrel has a minimum inside diameter, and wedges are provided on the lower barrel in contact with the feed inlet liner and the cross beam liner.
10. A single cylinder cone crusher, characterized in that: a feed hopper comprising any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321438849.8U CN220590141U (en) | 2023-06-07 | 2023-06-07 | Single-cylinder cone crusher and feed hopper thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321438849.8U CN220590141U (en) | 2023-06-07 | 2023-06-07 | Single-cylinder cone crusher and feed hopper thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220590141U true CN220590141U (en) | 2024-03-15 |
Family
ID=90174336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321438849.8U Active CN220590141U (en) | 2023-06-07 | 2023-06-07 | Single-cylinder cone crusher and feed hopper thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220590141U (en) |
-
2023
- 2023-06-07 CN CN202321438849.8U patent/CN220590141U/en active Active
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