CN114458734B - Lifting shaft convenient to detach for mining machinery - Google Patents
Lifting shaft convenient to detach for mining machinery Download PDFInfo
- Publication number
- CN114458734B CN114458734B CN202111612092.5A CN202111612092A CN114458734B CN 114458734 B CN114458734 B CN 114458734B CN 202111612092 A CN202111612092 A CN 202111612092A CN 114458734 B CN114458734 B CN 114458734B
- Authority
- CN
- China
- Prior art keywords
- shaft
- inner shaft
- hole
- steel wire
- fixing
- 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
- 238000005065 mining Methods 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G11/00—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
- F16G11/14—Devices or coupling-pieces designed for easy formation of adjustable loops, e.g. choker hooks; Hooks or eyes with integral parts designed to facilitate quick attachment to cables or ropes at any point, e.g. by forming loops
- F16G11/146—Eyes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/30—Rope, cable, or chain drums or barrels
- B66D1/34—Attachment of ropes or cables to drums or barrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a lifting shaft convenient to detach for mining machinery, which comprises an outer shaft, a steel wire rope, a first inner shaft and a second inner shaft, wherein the outer shaft is provided with a through hole along the axial direction of the outer shaft, the side wall of the outer shaft is provided with a connecting hole, and the connecting hole is communicated with the through hole; one end of the steel wire rope passes through the connecting hole and winds a circle in the through hole to form a steel wire ring and penetrates out of the connecting hole; the first inner shaft and the second inner shaft are detachably arranged in the through holes of the outer shaft, and are respectively positioned at two sides of the wire ring and used for fixing the wire ring. According to the lifting shaft convenient to detach for the mining machinery, the steel wire ring is fixed in the outer shaft through the first inner shaft and the second inner shaft, and the steel wire ring can be detached by detaching the first inner shaft and/or the second inner shaft, so that the lifting shaft convenient to detach and stable in fixing of the steel wire rope can be achieved.
Description
Technical Field
The invention relates to the technical field of mining machinery related equipment, in particular to a lifting shaft convenient to detach for mining machinery.
Background
Because the mining machinery needs to hoist the article, need promote the article, generally one end through wire rope is fixed on lifting basket or other containers, and the other end winds on the lift shaft, need fix the outer wall at the lift shaft with two ends of wire through modes such as welding, be inconvenient for wire rope's dismantlement.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a lifting shaft convenient to detach for mining machinery.
The invention provides a lifting shaft convenient to detach for mining machinery, which comprises an outer shaft, a steel wire rope, a first inner shaft and a second inner shaft,
the outer shaft is provided with a through hole along the axis direction, the side wall of the outer shaft is provided with a connecting hole, and the connecting hole is communicated with the through hole;
one end of the steel wire rope passes through the connecting hole and winds a circle in the through hole to form a steel wire ring and penetrates out of the connecting hole;
the first inner shaft and the second inner shaft are detachably arranged in the through hole of the outer shaft, are respectively positioned at two sides of the steel wire ring and are used for fixing the steel wire ring;
specifically, the first inner shaft and the second inner shaft can be fixed on the outer shaft through fixing pieces such as clamping or screws;
to increase the robustness of the connection, it is preferred in some embodiments to fasten the first inner shaft and the second inner shaft in the through hole of the outer shaft by means of a snap-fit.
The fixing ring groove is used for fixing the steel wire ring, the fixing ring groove is communicated with the connecting hole, opposite surfaces of the first inner shaft and the second inner shaft are mutually abutted, and in order to further increase the stability of fixing the steel wire ring, the fixing shaft is arranged on the first inner shaft or the second inner shaft, penetrates through the steel wire ring, the steel wire ring is clamped and fixed through the fixing shaft and the outer shaft, and the steel wire ring is clamped and fixed through the first inner shaft and the second inner shaft, so that the stability of fixing the steel wire rope is further increased.
In order to further increase the stability of fixing the steel wire ring, as a further optimized scheme of the invention, the first inner shaft or the second inner shaft is provided with a clamping hole, and the clamping hole is matched with the fixed shaft.
In order to further increase the stability of fixing the steel wire ring, the invention further adopts a further optimized scheme, and further comprises an outer side wall fixing piece, wherein the outer side wall fixing piece is detachably arranged in the connecting hole, and the steel wire rope penetrates through the outer side wall fixing piece.
In order to further increase the stability of the steel wire ring fixing, as a further optimized scheme of the invention, the outer side wall fixing piece is made of an elastic material, the outer side wall fixing piece can be made of rubber, plastic with certain plastic deformation and other elastic materials, and the two ends of the steel wire rope are further clamped on the outer shaft through the deformation of the outer side wall fixing piece.
In order to facilitate the fixing of the first inner shaft, as a further optimized solution of the invention, a first end shaft is further included, the first end shaft being mounted at one end of the outer shaft, and the first end shaft being used for fixing the first inner shaft in the through hole.
As a further optimized scheme of the invention, the first end shaft is provided with a first limiting ring along the circumferential direction of the first end shaft, so that the steel wire rope wound on the lifting shaft is conveniently limited.
In order to facilitate the fixation of the second inner shaft, as a further optimized solution of the invention, a second end shaft is also included, which is mounted at one end of the outer shaft and is used for fixing the second inner shaft in the through hole.
In order to facilitate limiting of the wire rope wound on the lifting shaft. As a further preferred embodiment of the invention, the second end shaft has a second stop collar along its circumference.
In order to further increase the stability of the connection, as a further optimized scheme of the invention, the first inner shaft and the second inner shaft are connected through a clamping strip.
According to the lifting shaft convenient to detach for the mining machinery, the steel wire ring is fixed in the outer shaft through the first inner shaft and the second inner shaft, and the steel wire ring can be detached by detaching the first inner shaft and/or the second inner shaft, so that the lifting shaft convenient to detach and stable in fixing of the steel wire rope can be achieved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of the invention A-A;
FIG. 4 is a cross-sectional view of the invention B-B;
FIG. 5 is a cross-sectional view of the invention C-C.
Description of the embodiments
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.
It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
The lifting shaft convenient to detach for mining machinery as shown in fig. 1-5 comprises an outer shaft 1, a first inner shaft 2, a second inner shaft 3, a clamping strip 4, a steel wire rope 5, a first end shaft 6, a second end shaft 7 and an outer side wall fixing piece 8, wherein:
the outer shaft 1 is provided with a through hole 10 along the axial direction, the side wall of the outer shaft 1 is provided with a connecting hole 11, and the connecting hole 11 is communicated with the through hole 10;
one end of the steel wire rope 5 enters the through hole 10 through the connecting hole 11, the steel wire rope 5 rotates along the side wall of the through hole 10 for one circle to form a steel wire ring, and the steel wire rope 5 is threaded out of the connecting hole 11 again after being wound for one circle;
the outer side wall fixing piece 8 is an elastic plug which is detachably arranged in the connecting hole 11, and the steel wire rope 5 penetrates through the elastic plug;
the outer diameters of the first inner shaft 2 and the second inner shaft 3 are the same as the aperture of the through hole 10, the two ends of the first inner shaft 2 and the second inner shaft 3, which are respectively communicated with the outer shaft 1, are arranged in the through hole 10, one end of the first inner shaft 2, which is opposite to the second inner shaft 3, is provided with a fixed shaft 20, the fixed shaft 20 penetrates through the steel wire ring, namely, the inner side and the outer side of the steel wire ring are respectively abutted against the fixed shaft 20 and the outer shaft 1;
in order to further increase the stability of the fixing of the wire rope 5, in this embodiment, preferably, a clamping hole is formed on a side of the second inner shaft 3 opposite to the first inner shaft 2, and an end of the fixed shaft 20 opposite to the second inner shaft 3 extends into the clamping hole;
when the first inner shaft 2 and the second inner shaft 3 are arranged in the outer shaft 1, the fixed shaft 20 is sleeved in the steel wire ring, the outer wall of the steel wire ring is in contact with the through hole 10 of the outer shaft 1, and the end surfaces of the first inner shaft 2 and the second inner shaft 3 are in contact with the upper end and the lower end of the steel wire ring respectively;
to increase the fixation of the first inner shaft 2, a first end shaft 6 is fixed between the first inner shaft 2 and the outer shaft 1, and a second end shaft 7 is fixed between the second inner shaft 3 and the outer shaft 1;
specifically, the end of the first end shaft 6 opposite to the first inner shaft 2 is provided with a first extension ring 60 and a second extension ring 61, the end of the first inner shaft 2 opposite to the second inner shaft 3 is provided with a first annular groove 21, the end of the outer shaft 1 opposite to the second inner shaft 3 is provided with a second annular groove 12, the first extension ring 60 is matched with the first annular groove 21, and the second annular groove 12 is matched with the second extension ring 61;
the end of the second end shaft 7 opposite to the second inner shaft 3 is provided with a third extension ring 70 and a fourth extension ring 71, the end of the second inner shaft 3 opposite to the first inner shaft 2 is provided with a third annular groove 31, the end of the outer shaft 1 opposite to the first inner shaft 2 is provided with a fourth annular groove 13, the third extension ring 70 is matched with the third annular groove 31, and the fourth annular groove 13 is matched with the fourth extension ring 71;
the outer side of the first end shaft 6 is provided with a first limiting ring 62, the outer side of the second end shaft 7 is provided with a second limiting ring 72, and the first limiting ring 62 and the second limiting ring 72 are used for limiting the wire rope 5 when being wound on the lifting shaft;
the first end shaft 6, the first inner shaft 2, the outer shaft 1, the second end shaft 7 and the second inner shaft 3 are coaxial;
in order to increase the connection stability of the first inner shaft 2 and the second inner shaft 3 with the outer shaft 1, in this embodiment, it is preferable that the first inner shaft 2 and the second inner shaft 3 are respectively provided with a first fixing block 14 and a second fixing block 15, the first fixing block 14 and the second fixing block are respectively arranged along the radial direction of the first inner shaft 2 and the second inner shaft 3, the outer shaft 1 is provided with a first fixing groove 16 and a second fixing groove 17, the first fixing groove 16 and the second fixing groove 17 are communicated with the through hole 10, and the first fixing groove 16 and the second fixing groove 17 are respectively matched with the first fixing block 14 and the second fixing block 15;
in order to facilitate connection and ensure connection stability, the first and second fixing grooves 16 and 17 are communicated in the axial direction of the outer shaft 1;
in order to increase the connection stability of the first fixing block 14 and the second fixing block 15, in the present embodiment, it is preferable that the first fixing block 14 includes a first connection portion 140 and a first fixing portion 141, the first fixing portion 141 is connected to the first inner shaft 2 through the first connection portion 140, the first connection portion 140 is located outside the first inner shaft 2 in a radial direction of the first inner shaft 2, and a distance is provided between the first fixing portion 141 and the first inner shaft 2;
in order to further increase the connection stability, the first fixing portion 141 has a sickle shape, and the width of the first fixing portion 141 becomes gradually thicker from one end far from the first connecting portion 140 to one end near the first connecting portion 140;
the first fixing groove 16 includes a first clamping groove 160 and a first connection groove 161, the first clamping groove 160 communicates with the second connection groove 171, the first connection groove 161 is partially larger than the first connection part 140, the first clamping groove 160 mates with the first fixing part 141, and the first fixing part 141 mates with the first clamping groove 160 by rotating the first inner shaft 2 after the first inner shaft 2 is placed in the outer shaft 1;
the second fixing block 15 includes a second connection part 150 and a second fixing part 151, the second fixing part 151 being connected to the second inner shaft 3 through the second connection part 150, the second connection part 150 being located outside the second inner shaft 3 in a radial direction of the second inner shaft 3, the second fixing part 151 being spaced apart from the second inner shaft 3 by a certain distance;
in order to further increase the connection stability, the second fixing portion 151 has a sickle shape, and the width of the second fixing portion 151 becomes gradually thicker from one end far from the second connection portion 150 to one end near the second connection portion 150;
the second fixing groove 17 includes a second clamping groove 170 and a second connection groove 171, the second clamping groove 170 communicates with the second connection groove 171, the second connection groove 171 is partially larger than the second connection part 150, the second clamping groove 170 mates with the second fixing part 151, and the second fixing part 151 mates with the second clamping groove 170 by rotating the second inner shaft 3 after the second inner shaft 3 is placed in the outer shaft 1;
after the first inner shaft 2 and the second inner shaft 3 are installed, a first clamping space is formed between the first fixing groove 16 and the first fixing block 14, a second clamping space is formed between the second fixing groove 17 and the first fixing block 14, the first clamping space and the second clamping space are communicated along the axial direction of the outer shaft 1, the clamping strip 4 is installed in the first clamping space and the second clamping space, the first fixing block 14 and the second fixing block 15 are respectively clamped in the first fixing groove 16 and the second fixing groove 17 through the clamping strip 4, and the length direction of the clamping strip 4 is along the axial direction of the outer shaft 1;
in order to increase stability, the first fixing block 14, the second fixing block 15, the first fixing groove 16, the second fixing groove 17 and the clamping strip 4 are respectively provided with a plurality of fixing blocks, in this embodiment, four fixing blocks are respectively provided, and the four structural features are distributed along the circumferential direction of the outer shaft 1;
in the installation process, one end of the steel wire rope 5 penetrates through the outer side wall fixing piece 8, the outer side wall fixing piece 8 is positioned outside the outer shaft 1, then the steel wire rope 5 penetrates into the through hole 10 through the connecting hole 11 and forms a steel wire ring along one circle of the inner wall of the through hole 10, then the steel wire rope 5 penetrates out through the connecting hole 11, and the penetrated steel wire rope 5 penetrates through the outer side wall fixing piece 8 again;
the first inner shaft 2 is placed in the through hole 10, the fixed shaft 20 is sleeved in the steel wire ring, the second inner shaft 3 is placed in the through hole 10, and the clamping hole is matched with the fixed shaft 20;
then the first inner shaft 2 and the second inner shaft 3 are rotated to enable the first fixing portion 141 to be matched with the first clamping groove 160, the second fixing portion 151 to be matched with the second clamping groove 170, and the clamping strip 4 is installed in the first fixing groove 16 and the second fixing groove 17;
then the first end shaft 6 and the second end shaft 7 are installed;
then the outer side wall fixing piece 8 is blocked in the connecting hole 11, the working steps are reversely pushed once during disassembly, the steel wire rope 5 can be fixed on the lifting shaft without welding, and the steel wire rope 5 is convenient to install and disassemble.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. A lifting shaft convenient to detach for mining machinery is characterized by comprising an outer shaft, a steel wire rope, a first inner shaft and a second inner shaft,
the outer shaft is provided with a through hole along the axis direction, the side wall of the outer shaft is provided with a connecting hole, and the connecting hole is communicated with the through hole;
one end of the steel wire rope passes through the connecting hole and winds a circle in the through hole to form a steel wire ring and penetrates out of the connecting hole;
the first inner shaft and the second inner shaft are detachably arranged in the through hole of the outer shaft, are respectively positioned at two sides of the steel wire ring and are used for fixing the steel wire ring;
the first inner shaft and the second inner shaft are connected through a clamping strip; the fixed shaft penetrates through the steel wire ring, and the inner side and the outer side of the steel wire ring respectively collide with the fixed shaft and the outer shaft;
the first inner shaft is provided with a first fixed block, the first fixed block is arranged along the radial direction of the first inner shaft, the outer shaft is provided with a first fixed groove, the first fixed groove is communicated with the through hole, the first fixed groove is matched with the first fixed block, the first fixed block comprises a first connecting part and a first fixed part, the first fixed part is connected with the first inner shaft through the first connecting part, the first connecting part is arranged along the radial direction of the first inner shaft, the first fixed part is positioned at the outer side of the first inner shaft, a certain distance is reserved between the first fixed part and the first inner shaft, the first fixed part is sickle-shaped, and the width of the first fixed part gradually becomes thicker from one end far away from the first connecting part to one end close to the first connecting part;
the first fixing groove comprises a first clamping groove and a first connecting groove, the first connecting groove is larger than the first connecting portion, the first clamping groove is matched with the first fixing portion, and when the first inner shaft is placed in the outer shaft, the first inner shaft is rotated to enable the first fixing portion to be matched with the first clamping groove.
2. The lifting shaft convenient to detach for mining machinery according to claim 1, wherein the first inner shaft or the second inner shaft is provided with a clamping hole, and the clamping hole is matched with the fixed shaft.
3. The lifting shaft convenient to detach for the mining machine according to claim 1, further comprising an outer side wall fixing member detachably installed in the connection hole, and the wire rope penetrates through the outer side wall fixing member.
4. A lifting shaft for a mining machine that is easy to disassemble as recited in claim 3, wherein the outer sidewall fastener is made of an elastic material.
5. The lift shaft for a mining machine that is easy to disassemble as recited in claim 1, further comprising a first stub shaft mounted at one end of the outer shaft, the first stub shaft for securing the first inner shaft within the through bore.
6. The lift shaft for a mining machine of claim 5, wherein the first stub shaft has a first stop collar along a circumferential direction thereof.
7. The lift shaft for a mining machine that is easy to disassemble as recited in claim 1, further comprising a second stub shaft mounted at one end of the outer shaft, the second stub shaft for securing the second inner shaft within the through bore.
8. The lift shaft for a mining machine of claim 7, wherein the second end shaft has a second stop collar along a circumference thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111612092.5A CN114458734B (en) | 2021-12-27 | 2021-12-27 | Lifting shaft convenient to detach for mining machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111612092.5A CN114458734B (en) | 2021-12-27 | 2021-12-27 | Lifting shaft convenient to detach for mining machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114458734A CN114458734A (en) | 2022-05-10 |
| CN114458734B true CN114458734B (en) | 2024-03-22 |
Family
ID=81408029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111612092.5A Active CN114458734B (en) | 2021-12-27 | 2021-12-27 | Lifting shaft convenient to detach for mining machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114458734B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191309484A (en) * | 1913-04-22 | 1914-04-22 | Jacob S Sparkes | Improvements in connection with Capels or Couplings for Cables, Ropes, and for like purposes. |
| JPH10330047A (en) * | 1997-05-30 | 1998-12-15 | Michio Imagawa | Rope tensioner |
| CH694804A5 (en) * | 2000-08-18 | 2005-07-29 | Wyssen Seilbahnen Ag | Chokerring |
| US8784431B1 (en) * | 2012-06-11 | 2014-07-22 | Choice Spine, Lp | Medical screwdriver |
| CN205772486U (en) * | 2016-06-11 | 2016-12-07 | 苏州兆管鑫塑料科技有限公司 | Rolling machine and rolling machine core pipe |
| CN207510369U (en) * | 2017-12-08 | 2018-06-19 | 沈阳金杯锦恒汽车安全系统有限公司 | A kind of seat belt retractor mandrel component structure |
| CN209721347U (en) * | 2019-05-06 | 2019-12-03 | 孙莉栋 | A kind of road maintenance engineering mechanical hoisting device |
| CN209817581U (en) * | 2019-01-21 | 2019-12-20 | 天津市宏美盛建筑工程有限公司 | Be used for construction safety device |
| CN111039097A (en) * | 2019-12-31 | 2020-04-21 | 安徽省宁国市美尔电器有限公司 | Electric wire winding equipment |
| CN214527609U (en) * | 2020-12-22 | 2021-10-29 | 无锡市新华起重工具有限公司 | Lifting rigging joint |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9010551B2 (en) * | 2011-07-20 | 2015-04-21 | Maverick Precision Manufacturing, Ltd. | Wire access line drum assembly |
| US9625003B2 (en) * | 2013-11-26 | 2017-04-18 | Bva Systems Ltd. | Securement apparatus |
| US10633218B2 (en) * | 2018-09-13 | 2020-04-28 | Yu-Chien WANG | Reel device |
-
2021
- 2021-12-27 CN CN202111612092.5A patent/CN114458734B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191309484A (en) * | 1913-04-22 | 1914-04-22 | Jacob S Sparkes | Improvements in connection with Capels or Couplings for Cables, Ropes, and for like purposes. |
| JPH10330047A (en) * | 1997-05-30 | 1998-12-15 | Michio Imagawa | Rope tensioner |
| CH694804A5 (en) * | 2000-08-18 | 2005-07-29 | Wyssen Seilbahnen Ag | Chokerring |
| US8784431B1 (en) * | 2012-06-11 | 2014-07-22 | Choice Spine, Lp | Medical screwdriver |
| CN205772486U (en) * | 2016-06-11 | 2016-12-07 | 苏州兆管鑫塑料科技有限公司 | Rolling machine and rolling machine core pipe |
| CN207510369U (en) * | 2017-12-08 | 2018-06-19 | 沈阳金杯锦恒汽车安全系统有限公司 | A kind of seat belt retractor mandrel component structure |
| CN209817581U (en) * | 2019-01-21 | 2019-12-20 | 天津市宏美盛建筑工程有限公司 | Be used for construction safety device |
| CN209721347U (en) * | 2019-05-06 | 2019-12-03 | 孙莉栋 | A kind of road maintenance engineering mechanical hoisting device |
| CN111039097A (en) * | 2019-12-31 | 2020-04-21 | 安徽省宁国市美尔电器有限公司 | Electric wire winding equipment |
| CN214527609U (en) * | 2020-12-22 | 2021-10-29 | 无锡市新华起重工具有限公司 | Lifting rigging joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114458734A (en) | 2022-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114458734B (en) | Lifting shaft convenient to detach for mining machinery | |
| CN220129579U (en) | Clamping groove type inner tube sleeve mold | |
| CN209743055U (en) | General type car piston convenient to dismouting | |
| CN212479610U (en) | Anti-reversion device for vertical long shaft pump | |
| CN216763284U (en) | Unloader with expect autoalarm function absolutely | |
| CN211330743U (en) | Pinch roll composite roll collar and assembling device thereof | |
| CN212240849U (en) | Dismantle supplementary ring flange | |
| CN211891362U (en) | A mould for reinforced concrete drain pipe | |
| CN209883945U (en) | Stirring cup subassembly and cooking machine | |
| CN112846742A (en) | Tightening machine | |
| CN219865632U (en) | Hanging bracket device of ceiling fan | |
| CN209763491U (en) | Mounting structure of shell and top cap | |
| CN211259230U (en) | Assembly stop assembly component | |
| CN220223182U (en) | Traction machine and traction wheel thereof | |
| CN217576916U (en) | Sealing device | |
| CN211013235U (en) | Buzzer automated inspection stabilizes assembly seat | |
| CN213536860U (en) | Easy-to-match stainless steel wire coil processing assembly | |
| CN211644440U (en) | Strong wire traction rope support isolator | |
| CN211259491U (en) | Safe and easily-detachable rigging assembly | |
| CN215059006U (en) | Coupler cover | |
| CN214989640U (en) | Improved hanging ring | |
| CN212752086U (en) | Rotor core pressure equipment child adjustable structure | |
| CN214655828U (en) | Pulsator washing machine | |
| CN214101035U (en) | Motor end cover structure | |
| CN221275958U (en) | Anti-crushing spliced guide cylinder ring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |