CN205423432U - Location nail and insulating terraced linkage unit - Google Patents
Location nail and insulating terraced linkage unit Download PDFInfo
- Publication number
- CN205423432U CN205423432U CN201620222771.XU CN201620222771U CN205423432U CN 205423432 U CN205423432 U CN 205423432U CN 201620222771 U CN201620222771 U CN 201620222771U CN 205423432 U CN205423432 U CN 205423432U
- Authority
- CN
- China
- Prior art keywords
- pin
- locating pin
- ladder
- riding club
- boss
- 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
Landscapes
- Ladders (AREA)
Abstract
The utility model relates to a ladder field, concretely relates to fixes a position nail and a safe coupling who strengthens ladder stability for one kind, and insulating terraced linkage unit is fixed a position for one kind and is followed closely promptly, the tail end of location nail sets up the edge the axially extended recess of location nail, the surface of location nail sets up at least one first boss, just the boss is located the location nail surface region intra -area that the recess corresponds. An insulating terraced linkage unit, includes: step on rod, terraced frame, connect hookup subassembly and the locking component of stepping on rod and terraced frame, the hookup subassembly including the lock female and with the female threaded connection's of lock screw, the locking component includes first pin, second pin and location nail. The utility model discloses further strengthen terraced frame and stepped on being connected between the rod, connected the steadiness reinforcing, can guarantee this structure auto -lock on -dismountable simultaneously, prevented the artificial distruction.
Description
Technical field
This utility model relates to ladder field, is specifically related to a kind of locating pin and strengthens the secure connection adnexa of ladder stabilizer, be i.e. insulating ladder connection unit.
Background technology
Insulation ladder is used for power engineering, communication engineering, electrical engineering, the special ascending tool such as hydroelectric project, high-strength light that insulating ladder is good, insulation, anticorrosion, ageing-resistant feature farthest ensure that the life security of user, insulating ladder without metalwork is provided simultaneously with not producing electrostatic, collision no-spark feature, in chemical industry or mining industry industry, has irreplaceable absolute advantages.
The most firm needs of the performance of ladder is embodied by the attachment structure between ladder frame, riding club and ladder frame and riding club, attachment structure between the terraced frame of existing ladder and riding club includes multiple, great majority only riding club sheath, mode that is gluing and that wear glue nail is the most simply used to be fixed between ladder frame and riding club, after a protracted use, attachment structure is the most loosening for this structure, causes the connection between ladder frame and riding club built on the sand, easily produce safety problem, relate to life security；
200520027109.0 1 kinds of terraced riding clubs of the most published Chinese patent of known technology and the combined structure of ladder frame, including device riding club body between two hollow cleat stanchions, wherein, the two ends of riding club body have and the assembling end of cleat stanchion connection；Ladder frame is preset with ladder riding club junction can the support set of cross-brace hollow ladder frame inwall.But this structure does not ensures that the firm performance between the terraced frame of ladder and riding club, still having potential safety hazard, ladder frame is destroyed after being subject to artificial destruction with riding club, or after long-time use, the connection between riding club and ladder frame loosens, and causes safety problem.This kind of phenomenon is urgently to be resolved hurrily, and the riding club between ladder frame with ladder frame is connected built on the sand, easily dismantles, causes safety problem.
Utility model content
The purpose of this utility model is to provide a kind of locating pin and insulating ladder to connect unit, it is connected built on the sand solving present in prior art the riding club between ladder frame with ladder frame, easy to fall off, easily dismantle, cause the technical problem of potential safety hazard, in the case of solving to meet height insulation, nonmetal attachment means can meet or exceed the effect of the metal connecting structures such as carbon steel, and avoids using the impermanent modes such as gluing.
The locating pin that this utility model provides, arranges including the tail end of described locating pin and is positioned at, along the axially extended groove of described locating pin, at least one first boss of the surface configuration of described locating pin, and described boss, the region, locating pin surface that described groove is corresponding.
Further, described locating pin includes the fixed part of head end and the Access Division of tail end, and described groove runs through described Access Division, and described first boss is positioned at the outer surface of described Access Division；
Described Access Division is polygon cylinder.
Further, the material of described locating pin is for strengthening nylon or POM.
The insulating ladder that this utility model provides connects unit, including riding club, ladder frame, connects riding club and the coupling assembly of ladder frame and locking element；
Described coupling assembly includes locknut and the screw threadeded with locknut；Described locking element includes the first pin, the second pin and locating pin；
Described locknut is positioned at the inside of described riding club；Described riding club is connected by described first pin is fixing with described locknut, and described screw is threadeded with described locknut, and described riding club, locknut, screw are connected by described second pin is fixing with ladder frame；
The axle center of described screw arranges a longitudinal hole extended along screw axial, and arranges and intersect the cross-drilled hole connected with described longitudinal hole；Described longitudinal hole is used for accommodating described locating pin, and described cross-drilled hole is used for and described first boss clamping, so that the head end of described locating pin abuts with described second pin.
Further, the bottom of described longitudinal hole is circular hole, and top is polygonal hole, the Access Division of described polygonal hole and described locating pin with the use of, described circular hole and described locating pin fixed part with the use of；
In this utility model, fixed part is cylindrical portion, and polygonal hole is hexagonal hole, and Access Division is hexagonal prism portion.
Further, it is additionally provided with riding club sheath between described ladder frame and described riding club, described riding club sheath includes sheath body, it is provided with, on described sheath body end face, the lip preventing sheath body transverse shifting, the two sides that described sheath body is relative are provided with second boss on band slope, leave the gap of the frame wall placing described ladder frame between the end face of described second boss and described lip.
Further, the side that described ladder frame loads riding club is provided with big square hole, and the side relative with described big square hole is provided with the small square hole being coaxially disposed with described big square hole.
Further, described first pin is vertically arranged with described second pin, and described second pin is vertically arranged with described locating pin, and described locating pin is vertically arranged with described first pin.
Further, two end faces of described first pin are concordant with the outer surface of described riding club respectively；
Two end faces of described second pin are concordant with the outer surface of described ladder frame respectively.
Further, the cross-drilled hole of described screw is square opening, described square opening along the length of the axial direction of described screw more than or equal to described first boss along the axial length of locating pin.
The beneficial effects of the utility model are:
This utility model provide locating pin be for guarantee the second pin in life-time service will not self falling thus increase another safety, the hexagonal prism portion of locating pin has two faces to be respectively arranged with first boss on a band slope, and hexagonal prism longitudinally has a groove more than the first boss height.First boss slope stress when locating pin loads the hexagonal hole of screw, hexagonal prism portion produces elastic deformation makes the longitudinal fluting in hexagonal prism portion merge, and locating pin fixed part pin enters the second pin respective aperture；Locating pin assembling puts in place, and in both sides the first boss is bumped into screw hexagonal hole wall square hole simultaneously, locating pin longitudinal fluting shape is recovered；Because first boss in locating pin hexagonal prism portion is bumped in screw hexagonal hole wall square hole, therefore locating pin will not self falling.
The insulating ladder that this utility model provides connects unit, and the second pin and locating pin are topmost safety and guard block.Due to general nonmetallic materials, to there is cold and hot deformation relative to common metal material big, the aging defect such as cause performance degradation substantially, therefore when design ladder frame is connected with riding club for avoiding because fault in material causes connection to loosen, ensure ladder bulk strength performance, add the second pin, for ensureing that the second pin will not add again the locating pin parts with slip-off preventing design by self falling, thus can guarantee that ladder will not loosen because material property problem causes riding club to be connected with ladder frame or come off in life-time service, thus ensure ladder frame and riding club bonding strength, improve the security performance of insulation elevator.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 connects the structural representation of the locating pin of unit for the insulating ladder that this utility model provides；
Fig. 2 connects the assembling schematic diagram of unit for a kind of insulating ladder without riding club sheath that this utility model provides；
Fig. 3 connects the structural representation of the riding club of unit for the insulating ladder that this utility model provides；
Fig. 4 connects the structural representation of the locknut of unit for the insulating ladder that this utility model provides；
Fig. 5 connects the structural representation of the second pin of unit for the insulating ladder that this utility model provides；
Fig. 6 connects the structural representation of the screw of unit for the insulating ladder that this utility model provides；
Fig. 7 connects the structural representation of the terraced frame of unit for the insulating ladder that this utility model provides；
Fig. 8 connects the structural representation of the riding club sheath of unit for the insulating ladder that this utility model provides；
Fig. 9 connects the assembling schematic diagram of unit for a kind of insulating ladder with riding club sheath that this utility model provides；
The structural representation of the riding club assembly that Figure 10 provides for embodiment 3；
Figure 11 is schematic diagram for the structure of the terraced frame assembly that embodiment 3 provides；
Structural representation after the installation of the riding club assembly that Figure 12 provides for embodiment 3 and ladder frame assembly；
Figure 13 loads the structural representation after screw for Figure 12 that embodiment 3 provides；
Figure 14 loads the structural representation after the second pin for Figure 13 that embodiment 3 provides；
Figure 15 loads the structural representation after locating pin for Figure 14 that embodiment 3 provides.
Reference:
1-riding club；2-locknut；
3-riding club sheath；4-ladder frame；
5-the second pin；6-screw；
7-locating pin；8-the first pin；
11-second orifice；12-the 3rd aperture；
21-the 4th aperture；22-the 5th aperture；
31-lip；32-the second boss；
51-the 6th aperture；61-the first aperture；
62-square opening；71-fixed part；
72-hexagonal prism portion；721-the first boss；
722-groove.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in this utility model can be understood with concrete condition.
Embodiment 1
As shown in Figure 1, a kind of locating pin that the present embodiment provides, the tail end of described locating pin arranges and is positioned at, along the axially extended groove of described locating pin, at least one first boss of the surface configuration of described locating pin, and described boss, the region, locating pin surface that described groove is corresponding.
In the alternative of the present embodiment, locating pin 7 includes the fixed part of head end and the Access Division of tail end, and groove 722 runs through Access Division, and the first boss 721 is positioned at the outer surface of Access Division, and fixed part is cylindrical portion 71, and Access Division is hexagonal prism portion 72.
In the alternative of the present embodiment, the material of locating pin 7 is polyformaldehyde for strengthening nylon or POM, POM；
Or the one in the material selection enhanced plastic of locating pin 7.
The locating pin 7 that the present embodiment provides and screw 6 with the use of, the slope stress of the first boss 721 when locating pin 7 is loaded the hexagonal hole of screw 6, hexagonal prism portion 72 produces elastic deformation, makes the groove 722 in hexagonal prism portion 72 merge, and the fixed part 71 of locating pin 7 is sold into the second pin 5 respective aperture；Locating pin 7 assembling puts in place, and both sides the first boss 721 is bumped in the square opening 62 of screw 6 simultaneously, and groove 722 shape of locating pin 7 is recovered；Because first boss 721 in the hexagonal prism portion 72 of locating pin 7 is bumped in the square opening 62 of screw 6, therefore locating pin 7 will not self falling.
Embodiment 2
As shown in Fig. 1 and Fig. 2-7, the insulating ladder that the present embodiment provides connects unit, including the technical characteristic of above-described embodiment 1, also includes riding club 1, ladder frame 4, connects riding club 1 and the coupling assembly of ladder frame 4 and locking element；
Coupling assembly includes locknut 2 and the screw 6 threadeded with locknut 2；Locking element includes the first pin the 8, second pin 5 and locating pin 7；
Locknut 2 is positioned at the inside of riding club 1；Riding club 1 is connected by the first pin 8 is fixing with locknut 2, and screw 6 is threadeded with locknut 2, and riding club 1, locknut 2, screw 6 are connected by the second pin 5 is fixing with ladder frame 4；
The axle center of screw 6 arranges one along the axially extended longitudinal hole of screw 6, and arranges and intersect the cross-drilled hole connected with longitudinal hole；Longitudinal hole is used for accommodating locating pin 7, and cross-drilled hole is used for and the first boss 721 clamping, so that the head end of locating pin 7 and the second pin 5 abut.
In the alternative of the present embodiment, the bottom of longitudinal hole is circular hole, and top is hexagonal hole, the hexagonal prism portion 72 of hexagonal hole and locating pin 7 with the use of, circular hole and locating pin 7 fixed part 71 with the use of.
In the alternative of the present embodiment, ladder frame 4 loads the side of riding club 1 and is provided with big square hole, and the side relative with big square hole is provided with the small square hole being coaxially disposed with big square hole；
Big square hole can limit the rotation of riding club；Small square hole can limit the rotation of riding club further.
In the alternative of the present embodiment, the first pin 8 is vertically arranged with the second pin 5, and the second pin 5 is vertically arranged with locating pin 7, and locating pin 7 is vertically arranged with the first pin 8.
In the alternative of the present embodiment, two end faces of the first pin 8 are concordant with the outer surface of riding club 1 respectively；
Two end faces of the second pin 5 are concordant with the outer surface of ladder frame 4 respectively.
In the alternative of the present embodiment, the cross-drilled hole of screw 6 is square opening 62, and square opening 62 is more than or equal to first boss 721 axial length along locating pin 7 along the length of the axial direction of screw 6.
Further, screw 6 is internally provided with a table top, and table top extends to threaded post along axis and exposes and be provided with circular hole on the direction of one end, and table top extends to be provided with on the direction of screw end face hexagonal hole along axis, and circular hole is engaged togather by table top with hexagonal hole；
Screw 6 in threaded post threadingly the radial direction of post be provided through square opening 62 and the first aperture 61 passed for the second pin 5.
Further, riding club 1 is provided with, for the one side trampled, the second orifice 11 passed for the first pin 8, riding club 1 is additionally provided with the first aperture 61 with the use of the 3rd aperture 12；
Be provided with on locknut 2 with second orifice 11 with the use of the 4th aperture 21 and with the 3rd aperture 12 with the use of the 5th aperture 22；
The 6th aperture 51 on second pin 5 is that the hole machined loaded in the second pin 5 tailing edge screw 6 goes out, and passes for locating pin 7.
Embodiment 3
As shown in Fig. 1 and 3-9, the insulating ladder of the present embodiment connects unit, not only includes all technical characteristic of above-described embodiment 2, also includes the following features:
In the alternative of the present embodiment, it is additionally provided with riding club sheath 3 between ladder frame 4 and riding club 1, riding club sheath 3 includes sheath body, the lip 31 preventing sheath body transverse shifting it is provided with on sheath body end face, the two sides that sheath body is relative are provided with second boss 32 on band slope, leave the gap of the frame wall placing ladder frame 4 between the end face of the second boss 32 and lip 31.
Installation process is as follows:
The first pin 8 is made to pass the 4th aperture 21 and the second orifice 11 of riding club 1 of locknut 2 under external force, it is ensured that riding club 1 is fixed with locknut 2, forms riding club assembly, as shown in Figure 10；
Riding club sheath 3 is loaded in the square opening of ladder frame 4, second boss 32 on band slope it is provided with in the contoured wall of riding club sheath 3, same under the External Force Acting of lip 31 side, second boss 32 is squeezed into ladder frame 4 internal, now, ladder frame 4 is connected in the gap between the second boss 32 and lip 31, forms ladder frame assembly, as shown in figure 11；
In the square opening being provided with lip 31 side of the riding club sheath 3 that riding club assembly is loaded ladder frame assembly, form riding club ladder frame assembly, as shown in figure 12；
Screw 6 is screwed in the locknut 2 of riding club ladder frame combination and screw, power will be screwed by the first pin 8 and be transmitted to riding club 1, riding club sheath 3 and ladder frame 4 are compressed and make it will not produce axial float by riding club 1, axial rotation is to be coordinated control from ladder frame 4 profiled holes with riding club sheath 3 and riding club 1, hexagonal hole or the outer 12 square screw-in screws 6 of screw 6 in available screw 6, as shown in figure 13；
Second pin 5 is loaded riding club 1 with in the respective aperture of the combination of ladder frame 4, its effect be screw 6, locknut 2, riding club 1 are locked avoid screw 6 because of life-time service produces loosen, the phenomenon generation such as come off, as shown in figure 14；
Locating pin 7 is loaded during riding club 1 combines with ladder frame 4 along the interior hexagonal hole of screw 6, locating pin 7 top is that hexagon is identical with hexagonal hole in screw 6, first boss 721 of both sides is zigzag, locating pin 7 top middle fluted 722, when the first boss 721 in loading procedure, merged by the hole inwall extruding intermediate groove 722 of screw 6, when locating pin 7 assembling puts in place, the first boss 721 will enter in the square hole of screw 6 side, and groove recovers, it is positioned such that nail 7 does not falls out in will being self-locking in screw 6；Locating pin 7 bottom is cylindrical, cylinder is inserted in the second middle circular hole of pin 5, it is ensured that the second pin does not falls off, as shown in figure 15.
By joinery and its construction design, this construction features is for ensure that whole attachment structure will not lose efficacy under non-external force is deliberately destroyed, after assembling non-dismountable in the case of not destroying parts, thus be avoided as much as ladder ladder frame and riding club coupling part in use due in artificial maloperation and life-time service, because of the parts of the aging generation of nonmetal parts loosen, the harm user life security accident such as come off occurs.
Using the insulating ladder attachment structure of the present embodiment, the second pin 5 and locating pin 7 are topmost safety and guard block.Due to general nonmetallic materials, to there is cold and hot deformation relative to common metal material big, the aging defect such as cause performance degradation substantially, therefore when design ladder frame 4 is connected with riding club 1 for avoiding because fault in material causes connection to loosen, ensure ladder bulk strength performance, add the second pin 5, for ensureing that the second pin 5 will not add again locating pin 7 parts with slip-off preventing design by self falling, thus can guarantee that ladder will not loosen because material property problem causes riding club 1 to be connected with ladder frame 4 or come off in life-time service, thus ensure the bonding strength of ladder frame 4 and riding club 1, improve the security performance of insulating ladder.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or the most some or all of technical characteristic is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of this utility model each embodiment technical scheme.
Claims (10)
1. a locating pin, it is characterised in that: the tail end of described locating pin arranges and is positioned at, along the axially extended groove of described locating pin, at least one first boss of the surface configuration of described locating pin, and described boss, the region, locating pin surface that described groove is corresponding.
A kind of locating pin the most according to claim 1, it is characterised in that: described locating pin includes the fixed part of head end and the Access Division of tail end, and described groove runs through described Access Division, and described first boss is positioned at the outer surface of described Access Division；
Described Access Division is polygon cylinder.
A kind of locating pin the most according to claim 2, it is characterised in that: the material of described locating pin is for strengthening nylon or POM.
4. an insulating ladder based on locating pin described in claim 3 connects unit, it is characterised in that: include riding club, ladder frame, connect riding club and the coupling assembly of ladder frame and locking element；
Described coupling assembly includes locknut and the screw threadeded with locknut；Described locking element includes the first pin, the second pin and locating pin；
Described locknut is positioned at the inside of described riding club；Described riding club is connected by described first pin is fixing with described locknut, and described screw is threadeded with described locknut, and described riding club, locknut, screw are connected by described second pin is fixing with ladder frame；
The axle center of described screw arranges a longitudinal hole extended along screw axial, and arranges and intersect the cross-drilled hole connected with described longitudinal hole；Described longitudinal hole is used for accommodating described locating pin, and described cross-drilled hole is used for and described first boss clamping, so that the head end of described locating pin abuts with described second pin.
Insulating ladder the most according to claim 4 connects unit, it is characterized in that: the bottom of described longitudinal hole is circular hole, top is polygonal hole, the Access Division of described polygonal hole and described locating pin with the use of, described circular hole and described locating pin fixed part with the use of.
Insulating ladder the most according to claim 5 connects unit, it is characterized in that: between described ladder frame and described riding club, be additionally provided with riding club sheath, described riding club sheath includes sheath body, it is provided with, on described sheath body end face, the lip preventing sheath body transverse shifting, the two sides that described sheath body is relative are provided with second boss on band slope, leave the gap of the frame wall placing described ladder frame between the end face of described second boss and described lip.
Insulating ladder the most according to claim 6 connects unit, it is characterised in that: the side that described ladder frame loads riding club is provided with big square hole, and the side relative with described big square hole is provided with the small square hole being coaxially disposed with described big square hole.
Insulating ladder the most according to claim 4 connects unit, it is characterised in that: described first pin is vertically arranged with described second pin, and described second pin is vertically arranged with described locating pin, and described locating pin is vertically arranged with described first pin.
Insulating ladder the most according to claim 4 connects unit, it is characterised in that: two end faces of described first pin are concordant with the outer surface of described riding club respectively；
Two end faces of described second pin are concordant with the outer surface of described ladder frame respectively.
Insulating ladder the most according to claim 4 connects unit, it is characterised in that: the cross-drilled hole of described screw is square opening, described square opening along the length of the axial direction of described screw more than or equal to described first boss along the axial length of locating pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620222771.XU CN205423432U (en) | 2016-03-22 | 2016-03-22 | Location nail and insulating terraced linkage unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620222771.XU CN205423432U (en) | 2016-03-22 | 2016-03-22 | Location nail and insulating terraced linkage unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205423432U true CN205423432U (en) | 2016-08-03 |
Family
ID=56547701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620222771.XU Active CN205423432U (en) | 2016-03-22 | 2016-03-22 | Location nail and insulating terraced linkage unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205423432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697488A (en) * | 2016-03-22 | 2016-06-22 | 天津市金锚家居用品有限公司 | Positioning pin and insulating ladder connecting unit |
-
2016
- 2016-03-22 CN CN201620222771.XU patent/CN205423432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697488A (en) * | 2016-03-22 | 2016-06-22 | 天津市金锚家居用品有限公司 | Positioning pin and insulating ladder connecting unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205423432U (en) | Location nail and insulating terraced linkage unit | |
| CN107100185B (en) | The connection structure of assembled architecture stake pile foundation and cushion cap | |
| CN209083782U (en) | A kind of stop nut with double locking mechanism | |
| CN105697488A (en) | Positioning pin and insulating ladder connecting unit | |
| CN207005019U (en) | A kind of fixed connection structure | |
| CN210565677U (en) | Nut pair structure and vehicle | |
| CN206654092U (en) | A kind of vehicular modular skeleton component | |
| CN220581467U (en) | Anti-loosening inner hexagon bolt | |
| CN217062544U (en) | Electric power grounding pile | |
| CN209245024U (en) | A kind of high-strength bolt used for steel net frame bolt ball node | |
| CN216839153U (en) | Traffic engineering uses interim guardrail | |
| CN207131676U (en) | A kind of static connection structure | |
| CN219432258U (en) | Waterproof water inlet nut | |
| CN215331455U (en) | Frame body structure for large-span high formwork | |
| CN219671625U (en) | Connecting component for assembled steel structure building | |
| CN215409548U (en) | Sealed reinforcement type metal casting | |
| CN220646382U (en) | Convenient connection structure of table body crossbeam | |
| CN215889317U (en) | Adjustable steel pipe crossing frame base | |
| CN211370978U (en) | Engineering machine tool track lockbolt | |
| CN219953848U (en) | Fastener for protecting plate of new energy automobile | |
| CN219604689U (en) | Reinforcing steel bar connection structure for house construction | |
| CN217601417U (en) | Bolt type mechanical connection structure | |
| CN211309933U (en) | Combined rubber-coated wheel | |
| CN219508837U (en) | Prevent rotatory pre-buried sleeve that loosens | |
| CN210235089U (en) | Anti-strong-force steering knuckle of agricultural machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |