CN215673414U - Gear speed reducer for supply scraper - Google Patents
Gear speed reducer for supply scraper Download PDFInfo
- Publication number
- CN215673414U CN215673414U CN202121176779.4U CN202121176779U CN215673414U CN 215673414 U CN215673414 U CN 215673414U CN 202121176779 U CN202121176779 U CN 202121176779U CN 215673414 U CN215673414 U CN 215673414U
- Authority
- CN
- China
- Prior art keywords
- curved surface
- gear
- rotating shaft
- pipe
- shell
- 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
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a gear speed reducer for a supply scraper, which relates to the technical field of speed reducers and comprises a rotating shaft body, wherein one side of the rotating shaft body is arranged in a shell, the outer curved surface of the rotating shaft body, which is positioned at one side in the shell, is fixedly connected with a first gear, one side of the first gear is provided with a power mechanism, one side of the power mechanism is provided with a piston rod, one side of the piston rod, which is far away from the power mechanism, is provided with a connecting mechanism, and one side of the connecting mechanism, which is far away from the piston rod, is provided with a threaded pipe. The rotating shaft body is provided with a first gear, the first gear is connected with a power mechanism, the power mechanism is connected with a rotating shaft body, the rotating shaft body is connected with a power mechanism, the rotating shaft body is connected with a rotating shaft body, the rotating shaft body, and is connected with a rotating shaft body, the rotating shaft, and is connected with a rotating shaft, the rotating shaft, and the rotating body, so that the rotating shaft body, and enables the rotating shaft to enable the rotating mechanism to enable the rotating shaft to enable the lubricating oil inside the lubricating mechanism to enable the lubricating oil to drive the lubricating mechanism to enable the lubricating oil to drive the lubricating mechanism to drive the lubricating oil to circulate, the lubricating oil inside the lubricating oil to enable the lubricating mechanism to enable the lubricating oil to enable the lubricating mechanism to enable the lubricating oil to drive the lubricating oil to enable the lubricating.
Description
Technical Field
The utility model relates to the technical field of speed reducers, in particular to a gear speed reducer for a supply scraper.
Background
The speed reducer is a mechanical transmission device in various fields of national economy, and the products related to the industry comprise various gear speed reducers, planetary gear speed reducers and worm speed reducers, and also comprise various special transmission devices, such as speed increasing devices, speed regulating devices, various composite transmission devices including flexible transmission devices and the like.
Lubricating oil is necessary in the gear reducer, and the lubricating oil in the conventional gear reducer is inconvenient for treating internal impurities, so that the impurities circulate in the gear reducer and the gear reducer is possibly damaged seriously. To this end, we provide a gear reducer for a supply screed machine that solves the above problems.
SUMMERY OF THE UTILITY MODEL
One) technical problem to be solved
The utility model aims to make up for the defects of the prior art and provides a gear reducer for a scraper conveyor.
II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a supply gear reducer for scraper blade machine, includes the pivot body, the inside at the shell is installed to one side of pivot body, the pivot body is located the first gear of outside curved surface fixedly connected with of the inside one side of shell, one side of first gear is provided with power unit, one side of power unit is provided with the piston rod, one side that power unit was kept away from to the piston rod is provided with coupling mechanism, one side that piston rod was kept away from to coupling mechanism is provided with the screwed pipe, the outside curved surface of screwed pipe is provided with sealing mechanism, one side of sealing mechanism is provided with the chimney filter, the outside curved surface of chimney filter is provided with fixed establishment, the outside curved surface that sealing mechanism one end was kept away from to the chimney filter has cup jointed the sleeve, telescopic inboard curved surface is provided with processing mechanism.
Furthermore, the power mechanism comprises a second gear, one side of the second gear is meshed with one side surface of the first gear, the inner side curved surface of the second gear is fixedly connected to the outer side curved surface of the rotating shaft, and two ends of the rotating shaft are rotatably connected with the inner wall of the shell.
Furthermore, the outer side curved surface of the rotating shaft, which is far away from one side of the second gear, is fixedly connected with a half gear, one side of the half gear is meshed with a rectangular frame, and the outer surface of the rectangular frame is fixedly connected with one end of the piston rod.
Further, coupling mechanism is including advancing oil pipe, advance oil pipe's one end fixed connection at the outside curved surface of connecting pipe, the inboard curved surface of connecting pipe and the piston rod keep away from one side sliding connection of rectangle frame, the one end fixedly connected with screwed pipe that the piston rod was kept away from to the connecting pipe, one side and the inside one side fixed surface of shell of connecting pipe outside curved surface are connected.
Further, fixed establishment is including solid fixed ring, gu fixed ring's inboard curved surface and the outside curved surface sliding connection of chimney filter, gu one side fixedly connected with mount of fixed ring, one side of mount and the inner wall fixed connection of shell, the one side that the shell was kept away from to the mount and the outside curved surface sliding connection of chimney filter.
Further, sealing mechanism includes the closing plate, one side and the shell of closing plate pass through bolt fixed mounting, the closing plate is located the inside one side fixed surface of shell and is connected with a sealed section of thick bamboo, the outside curved surface of a sealed section of thick bamboo and the outside curved surface threaded connection of screwed pipe, one side that the closing plate was kept away from to a sealed section of thick bamboo and one side of straining the pipe contact each other.
Further, processing mechanism includes the dwang, accomodates the groove, the one end of dwang is rotated with a side surface of shell inside and is connected, the outside curved surface fixedly connected with third gear of dwang, one side of third gear is connected with one side meshing of first gear, one side and the telescopic inboard curved surface of dwang outside curved surface are rotated and are connected, the one end and the closing plate of dwang are located a side surface grafting of shell inside, the dwang is located the inside outside curved surface fixedly connected with cleaning plate of chimney filter, the inboard curved surface of chimney filter and the outside curved surface sliding connection who has the groove of accomodating.
Thirdly), the beneficial effects are as follows:
compared with the prior art, the gear speed reducer for the supply scraper machine has the following beneficial effects:
the rotating shaft body drives the first gear to rotate, the first gear drives the power mechanism to work, the power mechanism drives lubricating oil in the speed reducer to circulate, the circulated lubricating oil enters the filter tube, impurities in circulation are filtered and collected through the filter tube, the impurities are prevented from circulating in the speed reducer, and the effect of preventing the impurities from damaging internal parts of the speed reducer is achieved.
The cleaning plate is driven to rotate through the rotating rod, so that the cleaning plate can clean impurities on the inner wall of the filter tube, meanwhile, the accommodating groove is formed in the filter tube, the impurities scraped by the cleaning plate are stored, and the service life of lubricating oil in the speed reducer is prolonged.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of a side view of the present invention;
FIG. 3 is a cross-sectional view of a top view of the present invention;
FIG. 4 is a cross-sectional view of a filter tube of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 3 according to the present invention.
In the figure: 1. a housing; 2. a rotating shaft body; 3. a first gear; 4. a power mechanism; 401. a second gear; 402. a rotating shaft; 403. a half gear; 404. a rectangular frame; 5. a sealing mechanism; 501. a sealing plate; 502 sealing the cartridge; 6. a connecting mechanism; 601. an oil inlet pipe; 602. a connecting pipe; 7. a filter tube; 8. a fixing mechanism; 801. a fixing ring; 802. a fixed mount; 9. a processing mechanism; 901. rotating the rod; 902. a third gear; 903. a receiving groove; 904. cleaning the plate; 10. a threaded pipe; 11. a sleeve; 12. a piston rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: the utility model provides a supply gear reducer for scraper blade machine, includes pivot body 2, and the inside at shell 1 is installed to one side of pivot body 2, and the first gear 3 of outside curved surface fixedly connected with of pivot body 2 lie in the inside one side of shell 1, and one side of first gear 3 is provided with power unit 4.
Referring to fig. 2 and 3, in an embodiment, the power mechanism 4 includes a second gear 401, one side of the second gear 401 is engaged with one side surface of the first gear 3, an inner curved surface of the second gear 401 is fixedly connected to an outer curved surface of the rotating shaft 402, and both ends of the rotating shaft 402 are rotatably connected to the inner wall of the housing 1.
The first gear 3 and the second gear 401 both adopt spur gears, and the size of the first gear 3 is larger than that of the second gear 401.
The first gear 3 is connected with the rotating shaft body 2 to obtain power, and the effect of improving the rotating speed of the rotating shaft 402 is achieved through the connection of the first gear 3 and the second gear 401.
One side of the power mechanism 4 is provided with a piston rod 12.
Referring to fig. 2, 3 and 4, in the embodiment, a half gear 403 is fixedly connected to an outer curved surface of the rotating shaft 402 on a side away from the second gear 401, a rectangular frame 404 is engaged and connected to one side of the half gear 403, and an outer surface of the rectangular frame 404 is fixedly connected to one end of the piston rod 12.
Here, the tooth distribution area of the half gear 403 is smaller than 90 degrees, two rows of teeth are arranged inside the rectangular frame 404 and are engaged with the half gear 403, and the two rows of teeth inside the rectangular frame 404 are symmetrically distributed around the rotating shaft 402.
The half gear 403 is driven to rotate by the rotating shaft 402, the half gear 403 is firstly disengaged from the teeth on one side inside the rectangular frame 404 and then is engaged with the teeth on the other side, so that the half gear 403 drives the rectangular frame 404 to move up and down, and the rectangular frame 404 drives the piston rod 12 to complete the up-and-down movement effect.
The side of the piston rod 12 far away from the power mechanism 4 is provided with a connecting mechanism 6, and the side of the connecting mechanism 6 far away from the piston rod 12 is provided with a threaded pipe 10.
Referring to fig. 3 and 4, in an embodiment, the connection mechanism 6 includes an oil inlet pipe 601, one end of the oil inlet pipe 601 is fixedly connected to an outer curved surface of the connection pipe 602, an inner curved surface of the connection pipe 602 is slidably connected to a side of the piston rod 12 away from the rectangular frame 404, one end of the connection pipe 602 away from the piston rod 12 is fixedly connected to the threaded pipe 10, and one side of the outer curved surface of the connection pipe 602 is fixedly connected to a side surface of the inside of the housing 1.
The oil inlet pipe 601 and the threaded pipe 10 both adopt one-way pipes, the flow direction is from the oil inlet pipe 601 to the inside of the connecting pipe 602, and the oil is discharged from the threaded pipe 10, one side of the connecting pipe 602 close to the oil inlet pipe 601 is a hard pipe, one side close to the threaded pipe 10 is a hose, and the hard pipe is fixedly connected with the inner wall of the shell 1.
The outer curved surface of the threaded pipe 10 is provided with a sealing mechanism 5, and one side of the sealing mechanism 5 is provided with a filter pipe 7.
Referring to fig. 2, 3 and 4, in an embodiment, the sealing mechanism 5 includes a sealing plate 501, one side of the sealing plate 501 is fixedly mounted with the housing 1 through bolts, a sealing cylinder 502 is fixedly connected to a surface of one side of the sealing plate 501 located inside the housing 1, an outer curved surface of the sealing cylinder 502 is in threaded connection with an outer curved surface of the threaded pipe 10, and a side of the sealing cylinder 502 away from the sealing plate 501 is in contact with one side of the filter pipe 7.
Here, the inner and outer diameters of the sealing cylinder 502 are the same as those of the filter tube 7, and a rubber cushion is provided where the sealing cylinder 502 and the filter tube 7 contact each other.
Through closing plate 501 and shell 1 fixed mounting, be convenient for dismantle closing plate 501, then with chimney filter 7 at the inside clearance of taking out of speed reducer, rubber cushion is convenient for improve simultaneously and enters into inside lubricating oil of sealed section of thick bamboo 502 and flow inside chimney filter 7, reduces the lubricating oil outflow effect.
The outer curved surface of the filter tube 7 is provided with a fixing mechanism 8.
Referring to fig. 3 and 4, in the embodiment, the fixing mechanism 8 includes a fixing ring 801, an inner curved surface of the fixing ring 801 is slidably connected to an outer curved surface of the filter tube 7, a fixing frame 802 is fixedly connected to one side of the fixing ring 801, one side of the fixing frame 802 is fixedly connected to an inner wall of the housing 1, and one side of the fixing frame 802 away from the housing 1 is slidably connected to the outer curved surface of the filter tube 7.
Here, a rectangular sliding groove is formed in the outer curved surface of the filter tube 7, the fixing frame 802 slides inside the rectangular sliding groove, the number of the fixing rings 801 is two, and the two fixing rings 801 are symmetrically distributed about the middle of the fixing frame 802.
The fixing frame 802 is connected with the shell 1, the fixing frame 802 fixes the fixing ring 801, the fixing ring 801 keeps the filter tube 7 positioned, and meanwhile, the fixing frame 802 plays a role in limiting the rotation of the filter tube 7.
The sleeve 11 is sleeved on the outer curved surface of one end, far away from the sealing mechanism 5, of the filter tube 7, and the processing mechanism 9 is arranged on the inner curved surface of the sleeve 11.
Referring to fig. 2, 3 and 4, in an embodiment, the processing mechanism 9 includes a rotating rod 901 and a receiving groove 903, one end of the rotating rod 901 is rotatably connected to a surface of one side inside the housing 1, an outer curved surface of the rotating rod 901 is fixedly connected to a third gear 902, one side of the third gear 902 is engaged with one side of the first gear 3, one side of the outer curved surface of the rotating rod 901 is rotatably connected to an inner curved surface of the sleeve 11, one end of the rotating rod 901 is inserted into a surface of one side of the sealing plate 501 inside the housing 1, an outer curved surface of the rotating rod 901 inside the filter tube 7 is fixedly connected to a cleaning plate 904, and the inner curved surface of the filter tube 7 is slidably connected to the outer curved surface having the receiving groove 903.
Here, the size of the third gear 902 is smaller than that of the first gear 3, the number of the cleaning plates 904 is three, the angle between two adjacent cleaning plates 904 is 120 degrees, one side of the cleaning plate 904 away from the rotating rod 901 is in contact with the inner wall of the filter tube 7, the number of the accommodating grooves 903 is several, the angle between two adjacent accommodating grooves 903 is 30 degrees, the accommodating grooves 903 are in the shape of a semicircular arc, and the center of the circle is located on the surface of the inner wall of the filter tube 7.
The working principle is as follows: a rotating power is obtained through the rotating shaft body 2, then the first gear 3 drives the second gear 401 to rotate, the second gear 401 drives the rotating shaft 402 to rotate, the rotating shaft 402 drives the half gear 403 to rotate, the half gear 403 drives the rectangular frame 404 to move up and down, then the rectangular frame 404 moves up and down in the connecting pipe 602 through the piston rod 12, the outer curved surface at one end of the connecting pipe 602 is provided with the oil inlet pipe 601, the other end of the connecting pipe is connected with the sealing mechanism 5, the lubricating oil outside the connecting pipe 602 is pumped into the sealing mechanism 5 by the piston rod 12 moving up and down, the sealing cylinder 502 in the sealing mechanism 5 is communicated with the filter pipe 7, the lubricating oil enters the filter pipe 7 to realize the circulation of the lubricating oil in the reducer, the filter pipe 7 limits impurities in the circulation to the self to avoid the circulation of the lubricating oil in the reducer and damage the effect of internal components, and simultaneously the first gear 3 drives the rotating shaft 901 to rotate through the third gear 902, then dwang 901 drives clearance board 904 and rotates, and the impurity on the clearance chimney filter 7 inner wall avoids the impurity to choke up chimney filter 7, is collecting impurity through accomodating groove 902, improves the life of lubricating oil.
It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (7)
1. The utility model provides a supply gear reducer for scraper blade machine, includes pivot body (2), its characterized in that: the outer side curved surface of one side of the rotating shaft body (2) is arranged in the shell (1), the outer side curved surface of the rotating shaft body (2) located on one side of the inner portion of the shell (1) is fixedly connected with a first gear (3), one side of the first gear (3) is provided with a power mechanism (4), one side of the power mechanism (4) is provided with a piston rod (12), one side of the piston rod (12) far away from the power mechanism (4) is provided with a connecting mechanism (6), one side of the connecting mechanism (6) far away from the piston rod (12) is provided with a threaded pipe (10), the outer side curved surface of the threaded pipe (10) is provided with a sealing mechanism (5), one side of the sealing mechanism (5) is provided with a filter pipe (7), the outer side curved surface of the filter pipe (7) is provided with a fixing mechanism (8), and the outer side curved surface of one end, far away from the sealing mechanism (5), of the filter pipe (7) is sleeved with a sleeve (11), and a processing mechanism (9) is arranged on the inner curved surface of the sleeve (11).
2. The gear reducer for a supply screed according to claim 1, wherein: the power mechanism (4) comprises a second gear (401), one side of the second gear (401) is meshed with the surface of one side of the first gear (3), the inner side curved surface of the second gear (401) is fixedly connected to the outer side curved surface of the rotating shaft (402), and two ends of the rotating shaft (402) are rotatably connected with the inner wall of the shell (1).
3. The gear reducer for a supply screed according to claim 2, wherein: the outer side curved surface of one side of the rotating shaft (402) far away from the second gear (401) is fixedly connected with a half gear (403), one side of the half gear (403) is meshed with a rectangular frame (404), and the outer surface of the rectangular frame (404) is fixedly connected with one end of the piston rod (12).
4. The gear reducer for a supply screed according to claim 1, wherein: coupling mechanism (6) are including advancing oil pipe (601), advance the one end fixed connection of oil pipe (601) and at the outside curved surface of connecting pipe (602), one side sliding connection of rectangle frame (404) is kept away from with piston rod (12) to the inboard curved surface of connecting pipe (602), one end fixedly connected with screwed pipe (10) of piston rod (12) are kept away from in connecting pipe (602), one side and the inside one side fixed surface of shell (1) of connecting pipe (602) outside curved surface are connected.
5. The gear reducer for a supply screed according to claim 1, wherein: fixed establishment (8) are including solid fixed ring (801), gu the inboard curved surface of fixed ring (801) and the outside curved surface sliding connection of chimney filter (7), gu one side fixedly connected with mount (802) of fixed ring (801), one side of mount (802) and the inner wall fixed connection of shell (1), the outside curved surface sliding connection of one side of shell (1) and chimney filter (7) is kept away from in mount (802).
6. The gear reducer for a supply screed according to claim 1, wherein: sealing mechanism (5) include closing plate (501), bolt fixed mounting is passed through with shell (1) in one side of closing plate (501), closing plate (501) are located the inside one side fixed surface of shell (1) and are connected with sealed section of thick bamboo (502), the outside curved surface threaded connection of the outside curved surface of a sealed section of thick bamboo (502) and screwed pipe (10), one side that closing plate (501) were kept away from to sealed section of thick bamboo (502) and one side of straining pipe (7) contact each other.
7. The gear reducer for a supply screed according to claim 6, wherein: the processing mechanism (9) comprises a rotating rod (901) and a containing groove (903), one end of the rotating rod (901) is rotatably connected with the surface of one side inside the shell (1), the outer side curved surface of the rotating rod (901) is fixedly connected with a third gear (902), one side of the third gear (902) is meshed with one side of the first gear (3) to be connected, one side of the outer side curved surface of the rotating rod (901) is rotatably connected with the inner side curved surface of the sleeve (11), one end of the rotating rod (901) is inserted into the surface of one side, located inside the shell (1), of the sealing plate (501), the outer side curved surface of the rotating rod (901) is fixedly connected with a cleaning plate (904), located inside the filter tube (7), and the inner side curved surface of the filter tube (7) is slidably connected with the outer side, provided with the containing groove (903), in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121176779.4U CN215673414U (en) | 2021-05-28 | 2021-05-28 | Gear speed reducer for supply scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121176779.4U CN215673414U (en) | 2021-05-28 | 2021-05-28 | Gear speed reducer for supply scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215673414U true CN215673414U (en) | 2022-01-28 |
Family
ID=79974253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121176779.4U Active CN215673414U (en) | 2021-05-28 | 2021-05-28 | Gear speed reducer for supply scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215673414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352270A (en) * | 2022-03-18 | 2022-04-15 | 四川圣诺油气工程技术服务有限公司 | Identification system for tubing operation coupling without killing well |
-
2021
- 2021-05-28 CN CN202121176779.4U patent/CN215673414U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352270A (en) * | 2022-03-18 | 2022-04-15 | 四川圣诺油气工程技术服务有限公司 | Identification system for tubing operation coupling without killing well |
| CN114352270B (en) * | 2022-03-18 | 2022-05-10 | 四川圣诺油气工程技术服务有限公司 | Identification system for collar in snubbing pipe tripping operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215673414U (en) | Gear speed reducer for supply scraper | |
| CN112049794B (en) | Energy-saving filter residue gear pump | |
| CN113992831A (en) | Water flow information video monitoring ship and working method thereof | |
| CN216009513U (en) | Mechanical variable speed transmission device of combine harvester | |
| CN213996005U (en) | Environmental protection equipment with voltage protection device | |
| CN213511912U (en) | Gear box with lubricating structure for extruder | |
| CN212251053U (en) | Roller bearing's turbine speed reducer | |
| CN112957818A (en) | Chemical production is with receipts oil multi-layer filter device | |
| CN213117312U (en) | High-efficiency energy-saving speed reducer | |
| CN216715123U (en) | Double-raceway type double-worm transmission rotary speed reducer | |
| CN216347281U (en) | Cooling device for valve shaft production | |
| CN215613843U (en) | Dust removal and ash conveying pipeline cleaning device under furnace tank | |
| CN211712626U (en) | Ozone generator provided with air compressor heat dissipation device | |
| CN214075252U (en) | Lubricating oil filtering device | |
| CN215216802U (en) | Novel food filling material cold water groove | |
| CN220793887U (en) | Dust collection device is installed additional to aluminium sediment feed opening | |
| CN219616206U (en) | Laser scanner cleaning equipment | |
| CN117167469B (en) | Built-in radiator of marine gear box | |
| CN214456905U (en) | A medicament adds device for sewage treatment | |
| CN212655589U (en) | Water spraying cooling equipment for improving production capacity in PVC glove production | |
| CN216215029U (en) | Safe and reliable's low-voltage cabinet | |
| CN219433873U (en) | Ship plate type heat exchanger | |
| CN219413053U (en) | Hydraulic column pump | |
| CN217300887U (en) | Oil return structure of plunger pump | |
| CN218047041U (en) | Dust filtering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |