CN110933524A - Installation device of repeater - Google Patents
Installation device of repeater Download PDFInfo
- Publication number
- CN110933524A CN110933524A CN201911040236.7A CN201911040236A CN110933524A CN 110933524 A CN110933524 A CN 110933524A CN 201911040236 A CN201911040236 A CN 201911040236A CN 110933524 A CN110933524 A CN 110933524A
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- groove
- repeater
- movably connected
- rod
- shell
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/08—Frames or mounting racks for relays; Accessories therefor
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The invention provides a mounting device of a repeater, and relates to the technical field of repeaters. The mounting device of the repeater comprises a first shell, a second shell, a fixing device, a base, a mounting plate and a mounting device, wherein the bottom end of the first shell is fixedly connected with the second shell through the fixing device, and the base is fixedly mounted at the bottom of the first shell. This installation device of repeater, divide into first casing and second casing through the casing with the repeater, under fixing device's setting, make things convenient for installation and separation between first casing and the second casing, thereby the inside maintenance of repeater and the efficiency of overhauing have been improved, secondly install the repeater on the mounting panel through installation device, the problem that the installation effectiveness is low that traditional installation caused has been avoided, the repeater need often be dismantled simultaneously, however, current fixed mode causes dismantlement inefficiency, to sum up, this equipment possesses the effect of installing fast and dismantling the repeater, secondly still be convenient for repair personnel's maintenance.
Description
Technical Field
The invention relates to a repeater, in particular to a mounting device of the repeater.
Background
A repeater is a connected device that operates on the physical layer. The method is suitable for interconnection of two types of networks which are identical, and the main function is to enlarge the transmission distance of the networks by retransmitting or forwarding data signals. A repeater is a network device that regenerates and recovers signals.
And current repeater has following problem, and at first when the repeater breaks down and need overhaul, traditional repeater shell often adopts screw fastening to connect for dismantle the difficulty, lead to maintainer's maintenance efficiency low, and secondly, the repeater is because installation and dismantlement are comparatively troublesome, and inconvenient people's use, generally the installation degree of difficulty is on the large side, needs professional technical staff to install, has hindered the using widely of repeater.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the installation device of the repeater, which solves the problems that the maintenance efficiency of maintainers is low due to the difficulty in disassembly, the use of the repeater is inconvenient due to the troublesome assembly and disassembly, the general assembly difficulty is larger, the installation is carried out by professional technicians, and the popularization and the use of the repeater are hindered.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an installation device of repeater, includes first casing, second casing, fixing device, base, mounting panel and installation device, fixing device fixedly connected with second casing is passed through to the bottom of first casing, the bottom fixed mounting of first casing has the base, installation device is installed to the bottom of base, the mounting panel is installed to installation device's bottom.
Fixing device includes first recess, first recess is seted up at the top middle-end of second casing, logical groove has been seted up to both sides in the first recess, it has first rack to lead to inslot swing joint, the bottom right-hand member swing joint of first rack has first reset spring, the bottom meshing of first rack has the gear, the bottom meshing of gear has the second rack, swing joint has the guide rail in the first rack, the bottom middle-end fixed mounting of first casing has the lug, both sides fixed mounting has first fixed block in the lug, swing joint has first kelly in the first fixed block, the left side swing joint of fixed block has second reset spring.
The mounting device comprises a second fixed block, the second fixed block is fixedly mounted at the tops of the two sides of the mounting seat, a third reset spring is fixedly mounted on the left side of the middle in the second fixed block, the third reset spring is movably connected with a second clamping rod relative to one side of the second fixed block, a guide sliding groove block is sleeved and movably connected with the middle of the second clamping rod, a clamping groove is movably connected with the right end of the second clamping rod, an inclined sliding groove is formed in the left side of the top of the second clamping rod, a conical rod is movably connected in the inclined sliding groove, a second groove is formed in the middle end of the top of the second fixed block, supporting blocks are fixedly mounted on the two sides of the second groove, and push rods are movably connected in the supporting blocks.
Furthermore, the depth and the width of the first groove are matched with the height and the length of the bump, and the positions of the first groove and the bump are matched.
Furthermore, the position of the through groove is matched with that of the first clamping rod, the left end of the first clamping rod is an inclined sliding surface, and the distance between the two first clamping rods is matched with the groove width of the first groove.
Further, the guide rail runs through and swing joint has first rack, and the top right-hand member of first rack and the size phase-match that leads to the groove.
Further, first kelly runs through and swing joint has first fixed block, and the left side fixed mounting of first kelly has the stopper, and the right side swing joint of stopper has second reset spring.
Furthermore, the size and the position of the clamping groove are matched with those of the second clamping rod, and an inclined sliding groove is formed in the top of the left end of the second clamping rod.
Furthermore, the bottom of toper pole is equipped with the inclined plane, and the slope spout position phase-match of toper pole and second kelly left end top.
Furthermore, a sliding groove is formed in the bottom end of the left side of the second fixing block, and the second clamping rod is movably connected with the sliding groove.
Furthermore, the size and the position of the second groove are matched with the top end of the conical rod, and the conical rod penetrates through the second groove and extends to the inside of the second fixing block.
(III) advantageous effects
The invention provides a mounting device of a repeater. Compared with the prior art, the method has the following beneficial effects:
1. the installation device of the repeater can be used for clamping the first shell and the second shell mutually under the matching of the first groove, the through groove, the first rack, the first reset spring, the guide rail, the gear, the second rack, the bump, the first fixed block, the first clamping rod and the second reset spring in the fixing device, so that the rapid installation is facilitated, the installation efficiency is accelerated, the labor intensity of an installer is reduced, the operation is simple and convenient, the first clamping rod in the through groove is extruded out of the through groove by adjusting the second rack, the rapid disassembly effect is realized, when the installation is needed, only the first groove needs to be aligned, the bump is plugged in, the first clamping rod is extruded by the first groove at the beginning, so that the first clamping rod compresses the second reset spring, when the through groove is reached, the first clamping rod moves towards the through groove, so that the rapid disassembly and installation are realized, therefore, when the internal parts of the repeater are maintained or overhauled, the internal parts can be quickly disassembled and assembled, and the maintenance efficiency is improved.
2. The installation device of the repeater ensures that the second clamping rod is pulled by the third reset spring under the horizontal initial state through the matched arrangement among the second fixed block, the clamping groove, the second clamping rod, the guide sliding groove block, the third reset spring, the inclined sliding groove, the conical rod, the second groove, the supporting block and the push rod arranged in the installation device, is separated from the clamping groove, ensures that the inclined plane at the bottom end is mutually extruded by the inclined sliding groove through the arrangement of the conical rod to realize the right movement of the second clamping rod and ensure that the second clamping rod and the clamping groove are clamped, pushes the push rods at two sides to lock the top of the conical rod in the second groove to realize the phenomenon that the second clamping rod is separated from the clamping groove, reversely pushes the push rod to ensure that the push rod is separated from the second groove when the disassembly is needed, so that the conical rod is forced to the left direction by the third reset spring to ensure that the second clamping rod moves to the left, the conical rod is jacked to move upwards, and meanwhile the second clamping rod is separated from the clamping groove, so that the effect of being convenient for quick disassembly is achieved.
3. This installation device of repeater, divide into first casing and second casing through the casing with the repeater, under fixing device's setting, make things convenient for installation and separation between first casing and the second casing, thereby the inside maintenance of repeater and the efficiency of overhauing have been improved, secondly install the repeater on the mounting panel through installation device, the problem that the installation effectiveness is low that traditional installation caused has been avoided, the repeater need often be dismantled simultaneously, however, current fixed mode causes dismantlement inefficiency, to sum up, this equipment possesses the effect of installing fast and dismantling the repeater, secondly still be convenient for repair personnel's maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a schematic view of a fixing device according to the present invention;
FIG. 3 is an enlarged view of a portion of the structure of FIG. 2;
FIG. 4 is an enlarged view of a portion of the structure of FIG. 2 at B in accordance with the present invention;
FIG. 5 is a front view of the structure of the present invention;
fig. 6 is a partially enlarged view of the structure at C in fig. 5 according to the present invention.
Description of reference numerals: 1. a first housing; 2. a second housing; 3. a fixing device; 301. a first groove; 302. a through groove; 303. a first rack; 304. a first return spring; 305. a guide rail; 306. a gear; 307. a second rack; 308. a bump; 309. a first fixed block; 310. a first clamping rod; 311. a second return spring; 4. a base; 5. mounting a plate; 6. a mounting device; 601. a second fixed block; 602. a card slot; 603. a second clamping rod; 604. a guide sliding groove block; 605. a third return spring; 606. an inclined chute; 607. a tapered rod; 608. a second groove; 609. a support block; 610. a push rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but 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.
The embodiment of the application provides a repeater's installation device, has solved the inhomogeneous, dust removal dustproof not good problem of heat dissipation.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
The utility model provides an installation device of repeater, includes first casing 1, second casing 2, fixing device 3, base 4, mounting panel 5 and installation device 6, and 3 fixedly connected with second casings 2 are passed through to the bottom of first casing 1, and the bottom fixed mounting of first casing 1 has base 4, and installation device 6 is installed to the bottom of base 4, and installation device 5 is installed to the bottom of installation device 6.
The fixing device 3 comprises a first groove 301, the first groove 301 is arranged at the middle end of the top of the second shell 2, the groove depth and the groove width of the first groove 301 are matched with the height and the length of a bump 308, the first groove 301 is matched with the position of the bump 308, through grooves 302 are arranged at two sides in the first groove 301, the position of the through groove 302 is matched with the position of a first clamping rod 310, the left end of the first clamping rod 310 is an inclined sliding surface, the distance between the two first clamping rods 310 is matched with the groove width of the first groove 301, a first rack 303 is movably connected in the through groove 302, the right end of the bottom of the first rack 303 is movably connected with a first return spring 304, the bottom of the first rack 303 is meshed with a gear 306, the bottom of the gear 306 is meshed with a second rack 307, a guide rail 305 is movably connected in the first rack 303, the guide rail 305 penetrates through and is movably connected with the first rack 303, and the right end of the top of the first rack 303 is matched with the size of, the bottom middle end fixed mounting of first casing 1 has lug 308, and both sides fixed mounting has first fixed block 309 in the lug 308, swing joint has first kelly 310 in the first fixed block 309, and first kelly 310 runs through and swing joint has first fixed block 309, and the left side fixed mounting of first kelly 310 has the stopper, and the right side swing joint of stopper has second reset spring 311, and the left side swing joint of first fixed block 309 has second reset spring 311.
The mounting device 6 comprises a second fixed block 601, the second fixed block 1201 is fixedly mounted on the tops of two sides of the mounting seat 5, the bottom end of the left side of the second fixed block 601 is provided with a sliding groove, the second clamping rod 603 is movably connected with the sliding groove, the left side of the middle part in the second fixed block 601 is fixedly provided with a third return spring 605, one side of the third return spring 605 corresponding to the second fixed block 601 is movably connected with a second clamping rod 603, the middle part of the second clamping rod 603 is sleeved and movably connected with a guide sliding groove block 604, the right end of the second clamping rod 603 is movably connected with a clamping groove 602, the size and the position of the clamping groove 602 are matched with those of the second clamping rod 603, the top part of the left end of the second clamping rod 603 is provided with an inclined sliding groove 606, the left side of the top part of the second clamping rod 603 is provided with an inclined sliding groove 606, the inner part of the inclined sliding groove 606 is movably connected with a tapered rod 607, the bottom end of, the second groove 608 is formed in the middle end of the top of the second fixing block 601, the size and the position of the second groove 608 are matched with the top end of the tapered rod 607, the tapered rod 607 penetrates through the second groove 608 and extends into the second fixing block 601, supporting blocks 609 are fixedly mounted on two sides of the second groove 608, and a push rod 610 is movably connected in the supporting blocks 609.
The working principle and the using method of the embodiment of the invention are as follows:
firstly, the first rack 307 is adjusted to realize that the first clamping rod 310 in the through groove 302 is extruded out of the through groove 302 by the first rack 303, so that the effect of quick disassembly is realized, when the installation is needed, only the first groove 301 needs to be aligned, the lug 308 is plugged in, the first clamping rod 310 is extruded by the first groove 301 at the beginning, so that the first clamping rod 310 compresses the second return spring 311, when the installation reaches the through groove 302, the first clamping rod 310 moves towards the through groove 302, so that the quick disassembly and installation are realized, secondly, the second fixing block 601, the clamping groove 602, the second clamping rod 603, the guide sliding groove block 604, the third return spring 605, the inclined sliding groove 606, the tapered rod 607, the second groove 609, the supporting block and the push rod 610 are arranged in the installation device 6, so that the second clamping rod 603 is pulled by the third return spring 605 in the horizontal initial state to be separated from the clamping groove 602, a downward force is applied by arranging the tapered rod 607, the inclined plane of the bottom end is provided with the inclined sliding grooves 606 to extrude each other, so that the second clamping rod 603 moves rightwards, the second clamping rod 603 and the clamping groove 602 are clamped, the push rods 610 on the two sides are pushed, the top of the conical rod 607 is locked in the second groove 608, the phenomenon that the second clamping rod 603 is separated from the clamping groove 602 is achieved, when the dismounting is needed, the push rod 610 is pushed reversely, the push rod 610 is separated from the second groove 608, the conical rod 607 is forced to the left by the third return spring 605, the second clamping rod 603 moves leftwards, the conical rod 607 is jacked to move upwards, and meanwhile the second clamping rod 603 is separated from the clamping groove 602.
In summary, compared with the prior art, the method has the following beneficial effects:
1. the installation device of the repeater can ensure that the first shell 1 and the second shell 2 can be mutually clamped and connected under the matching of the first groove 301, the through groove 302, the first rack 303, the first reset spring 304, the guide rail 305, the gear 306, the second rack 307, the lug 308, the first fixing block 309, the first clamping rod 310 and the second reset spring 311 in the fixing device 3, thereby being convenient for quick installation, accelerating the installation efficiency, reducing the labor intensity of an installer, simultaneously being simple and convenient to operate, realizing the effect of quick disassembly by adjusting the second rack 307 and further realizing that the first clamping rod 310 in the through groove 302 is extruded out of the through groove 302 by the first rack 303, when the installation is needed, only aiming at the first groove 301 and inserting the lug 308, and when the installation is started, the first clamping rod 310 is extruded by the first groove 301, so that the first clamping rod 310 compresses the second reset spring 311, when reaching logical groove 302, first kelly 310 removes to leading to the groove 302 to realize quick dismantlement and installation, thereby when maintaining or overhauing repeater internals, dismantlement and installation that can be quick, thereby improved maintenance efficiency.
2. The installation device of the repeater is characterized in that the second fixing block 601, the clamping groove 602, the second clamping rod 603, the guide sliding groove block 604, the third return spring 605, the inclined sliding groove 606, the tapered rod 607, the second groove 608, the supporting block 609 and the push rod 610 are arranged in the installation device 6 in a matching way, so that the second clamping rod 603 is pulled by the third return spring 605 in a horizontal initial state to be separated from the clamping groove 602, a downward force is exerted by the tapered rod 607, the inclined planes at the bottom end are mutually extruded by the inclined sliding grooves 606, the right movement of the second clamping rod 603 is realized, the second clamping rod 603 and the clamping groove 602 are in a clamping state, the push rods 610 at two sides are pushed, the top of the tapered rod 607 is locked in the second groove 608, the phenomenon that the second clamping rod 603 is prevented from being separated from the clamping groove 602 is realized, when the disassembly is needed, the push rod 610 is reversely pushed, so that the push rod 610 is separated from the second groove 608, therefore, the tapered rod 607 is forced leftward by the third return spring 605, so that the second clamping rod 603 moves leftward, the tapered rod 607 is jacked up to move upward, and meanwhile, the second clamping rod 603 is disengaged from the clamping groove 602, so as to achieve the effect of facilitating quick detachment.
3. This installation device of repeater, divide into first casing 1 and second casing 2 through the casing with the repeater, under fixing device 3's setting, make things convenient for installation and separation between first casing 1 and the second casing 2, thereby the inside maintenance of repeater and the efficiency of overhauing have been improved, secondly install the repeater on the mounting panel through installation device 6, the problem that the installation effectiveness is low that traditional installation caused has been avoided, the repeater often need be dismantled simultaneously, however, current fixed mode causes dismantlement inefficiency, to sum up, this equipment possesses the effect of installing fast and dismantling the repeater, secondly still be convenient for repair personnel's maintenance.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The mounting device of the repeater comprises a first shell (1), a second shell (2), a fixing device (3), a base (4), a mounting plate (5) and a mounting device (6), and is characterized in that the bottom end of the first shell (1) is fixedly connected with the second shell (2) through the fixing device (3), the base (4) is fixedly mounted at the bottom of the first shell (1), the mounting device (6) is mounted at the bottom of the base (4), and the mounting plate (5) is mounted at the bottom of the mounting device (6);
the fixing device (3) comprises a first groove (301), the first groove (301) is arranged at the middle end of the top of the second shell (2), through grooves (302) are formed in two sides of the first groove (301), a first rack (303) is movably connected in each through groove (302), the right end of the bottom of the first rack (303) is movably connected with a first return spring (304), a gear (306) is meshed at the bottom of the first rack (303), a second rack (307) is meshed at the bottom of the gear (306), a guide rail (305) is movably connected in the first rack (303), a convex block (308) is fixedly arranged at the middle end of the bottom of the first shell (1), first fixing blocks (309) are fixedly arranged on two sides in the convex block (308), a first clamping rod (310) is movably connected in each first fixing block (309), the left side of the fixed block (309) is movably connected with a second return spring (311);
the mounting device (6) comprises a second fixed block (601), the second fixed block (1201) is fixedly mounted at the tops of two sides of the mounting seat (5), a third reset spring (605) is fixedly mounted on the left side of the middle in the second fixed block (601), one side of the third reset spring (605) corresponding to the second fixed block (601) is movably connected with a second clamping rod (603), the middle of the second clamping rod (603) is sleeved and movably connected with a guide sliding groove block (604), the right end of the second clamping rod (603) is movably connected with a clamping groove (602), the left side of the top of the second clamping rod (603) is provided with an inclined sliding groove (606), a tapered rod (607) is movably connected in the inclined sliding groove (606), the middle end of the top of the second fixed block (601) is provided with a second groove (608), and supporting blocks (609) are fixedly mounted on two sides of the second groove (608), a push rod (610) is movably connected in the supporting block (609).
2. A mounting device for a repeater according to claim 1, characterized in that the depth and width of the first recess (301) are matched to the height and length of the projection (308), and the position of the first recess (301) and the projection (308) are matched.
3. A mounting device for a repeater according to claim 1, wherein the position of the through slot (302) matches with the position of the first catching bar (310), and the left end of the first catching bar (310) is an inclined sliding surface, and the distance between the two first catching bars (310) matches with the slot width of the first groove (301).
4. A mounting device for a repeater according to claim 1, wherein the guide rail (305) is penetrated and movably connected with a first rack (303), and the right end of the top of the first rack (303) is matched with the size of the through groove (302).
5. The mounting device of the repeater as claimed in claim 1, wherein the first locking lever (310) penetrates and is movably connected with a first fixing block (309), a limiting block is fixedly mounted at the left side of the first locking lever (310), and a second return spring (311) is movably connected at the right side of the limiting block.
6. The mounting device of a repeater according to claim 1, wherein the size and position of the slot (602) are matched with those of the second clamping rod (603), and the top of the left end of the second clamping rod (603) is provided with an inclined sliding groove (606).
7. A repeater mounting device according to claim 1, wherein the bottom end of the tapered rod (607) is provided with an inclined surface, and the tapered rod (607) is positioned to match the inclined sliding groove (606) formed at the top of the left end of the second catching rod (603).
8. The mounting device of a repeater as claimed in claim 1, wherein a sliding groove is formed at the bottom end of the left side of the second fixing block (601), and the second clamping rod (603) is movably connected with the sliding groove.
9. A repeater mounting arrangement as claimed in claim 1, characterised in that the second recess (608) is sized and located to match the top of the tapered rod (607) and the tapered rod (607) extends through the second recess (608) and into the second mounting block (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911040236.7A CN110933524B (en) | 2019-10-29 | 2019-10-29 | Installation device of repeater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911040236.7A CN110933524B (en) | 2019-10-29 | 2019-10-29 | Installation device of repeater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110933524A true CN110933524A (en) | 2020-03-27 |
| CN110933524B CN110933524B (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911040236.7A Active CN110933524B (en) | 2019-10-29 | 2019-10-29 | Installation device of repeater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184757A (en) * | 2021-04-29 | 2021-07-30 | 安徽宇锋智能科技有限公司 | But quick replacement's fork truck ceiling reloads operation structure |
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| WO2007053442A2 (en) * | 2005-10-28 | 2007-05-10 | Fei Company | Hermetically sealed housing with electrical feed-in |
| CN207543269U (en) * | 2017-12-11 | 2018-06-26 | 杭州源素信息技术有限公司 | A kind of repeater being easily installed |
| CN208599239U (en) * | 2018-04-09 | 2019-03-15 | 清钢科技（天津）有限公司 | A kind of dining room residue food swill separator |
| CN209513286U (en) * | 2019-04-22 | 2019-10-18 | 嘉兴小出钢管有限公司 | A kind of automobile chassis swing arm Special shock-absorbing bushing static and dynamic stiffness detection device |
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2019
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007053442A2 (en) * | 2005-10-28 | 2007-05-10 | Fei Company | Hermetically sealed housing with electrical feed-in |
| CN207543269U (en) * | 2017-12-11 | 2018-06-26 | 杭州源素信息技术有限公司 | A kind of repeater being easily installed |
| CN208599239U (en) * | 2018-04-09 | 2019-03-15 | 清钢科技（天津）有限公司 | A kind of dining room residue food swill separator |
| CN209513286U (en) * | 2019-04-22 | 2019-10-18 | 嘉兴小出钢管有限公司 | A kind of automobile chassis swing arm Special shock-absorbing bushing static and dynamic stiffness detection device |
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| CN113184757A (en) * | 2021-04-29 | 2021-07-30 | 安徽宇锋智能科技有限公司 | But quick replacement's fork truck ceiling reloads operation structure |
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|---|---|
| CN110933524B (en) | 2021-12-07 |
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