CN110131282A - A kind of cold-resistant nut of railway - Google Patents
A kind of cold-resistant nut of railway Download PDFInfo
- Publication number
- CN110131282A CN110131282A CN201910526227.2A CN201910526227A CN110131282A CN 110131282 A CN110131282 A CN 110131282A CN 201910526227 A CN201910526227 A CN 201910526227A CN 110131282 A CN110131282 A CN 110131282A
- Authority
- CN
- China
- Prior art keywords
- nut
- connector
- cold
- railway
- bodies
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000003292 glue Substances 0.000 claims abstract description 13
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003320 cold-resistant material Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/143—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/04—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/002—Measures against loss of bolts, nuts or pins
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/005—Measures against unauthorised operation of bolts, nuts or pins
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a kind of cold-resistant nuts of railway, burglar-proof mechanism including locking gear and the cover locking gear, the locking gear includes the first nut body, several grafting bodies, connector, T shape body, second nut body, ring bodies, connection bump, several inserting grooves and several fixing glues, the rear end of first nut body is equipped with grafting body, the front end of the reduced diameter section of the T shape body is equipped with the inserting groove for corresponding and matching with grafting body, it is successively arranged with the second nut body and connector from front to back on the reduced diameter section of the T shape body, the reduced diameter section of the T shape body is equipped with the external screw thread with the second nut mates, ring bodies is equipped in the holding tank of the rear end of the connector, compared with prior art, it is able to use conveniently, efficiency is tightened in raising, and anti-loose anti-theft effect is good, special tool can be passed through Tool is dismantled.
Description
[technical field]
The present invention relates to a kind of technical field of fastener, the technical field of the cold-resistant nut of especially a kind of railway.
[background technique]
Cold-resistant nut is generally made of cold-resistant material, and conventional cold-resistant nut is set at the nut center of a polygon
There is a screw hole, the nut of this structure, structure is simple, but does not have anti-loose anti-theft effect.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, propose that a kind of railway for having anti-loose anti-theft effect is used
Cold-resistant nut.
To achieve the above object, the invention proposes a kind of cold-resistant nut of railway, including locking gear and the cover it is locking
The burglar-proof mechanism of mechanism, the locking gear include the first nut body, several grafting bodies, connector, T shape body, the second nut
Body, ring bodies, connection bump, several inserting grooves and several fixing glues, the rear end of first nut body is equipped with grafting body, described
The front end of the reduced diameter section of T shape body is equipped with the inserting groove that corresponds and match with grafting body, the T shape body it is small directly
The second nut body and connector are successively arranged in diameter section from front to back, the reduced diameter section of the T shape body is equipped with and second
The external screw thread of nut mates, the holding tank of the rear end of the connector is interior to be equipped with ring bodies, the back end edge of the connector
Edge is equipped with connection bump, and the connection bump is equipped with pin hole, and the front end of the enlarged diameter section of the T shape body, which is equipped with, to be fixed
Nail, the fixing glue can penetrate in ring bodies, and the burglar-proof mechanism includes anti-decomposing lid, several T-slots and several bindiny mechanisms, institute
It states and is arranged with anti-decomposing lid on the first nut body, the rear end of first nut body is equipped with T-slot, and the inner wall of the anti-decomposing lid is equipped with
The bindiny mechanism that corresponds and can be disconnected with T-slot, the bindiny mechanism includes sliding equipment, linking arm body and connection
Head, the inner wall of the anti-decomposing lid are equipped with sliding equipment, and the sliding equipment is equipped with linking arm body, the front end of the linking arm body
Equipped with the connector that can be disconnected with T-slot.
Preferably, the outer peripheral surface of the ring bodies is equipped with fixed lobe, the cell wall of the holding tank is equipped with and consolidates
Determine the fixing groove that protrusion matches.
Preferably, the ring bodies is made of nylon ring and the intensive aspect being located in nylon ring, the intensive aspect is can
The broken metal material of sting is fixed to be made.
Preferably, the rear end of second nut body is equipped with compressed part, the circumferential surface of the compressed part is equipped with endless groove.
Preferably, the front end of the connector is equipped with elastic arm, the front end of the elastic arm is equipped with to match with endless groove
The anti-lift-off closed.
Preferably, the cross section of the connector is triangular shaped.
Preferably, the anti-decomposing lid is the open cylindrical body structure in front end, the anti-decomposing lid sidewall bodies are equipped with and connect
Connect the one-to-one through-hole of arm body.
Preferably, the sliding equipment includes axis body, sliding sleeve, spring and stops step, the lower end of the axis body is equipped with
Stop step, sliding sleeve and spring are arranged on the axis body, the spring is located at sliding sleeve and stops between step, the axis body
Cross section is non-circular shape.
Preferably, the quantity of the T-slot and bindiny mechanism is two.
Preferably, further including extracting tool, the extracting tool includes two arm bodies, two mandril bodies and V-arrangement elasticity
Body, the front end of described two arm bodies are equipped with the mandril body matched with through-hole, the rear end of described two arm bodies respectively with V-arrangement bullet
The both ends of property body are fixedly connected.
Beneficial effects of the present invention: the present invention by the way that the rear end of the first nut body is equipped with grafting body, T shape body it is small straight
The front end of diameter section is equipped with the inserting groove that corresponds and match with grafting body, on the reduced diameter section of T shape body from front to back according to
Secondary to be arranged with the second nut body and connector, the reduced diameter section of T shape body is equipped with the external screw thread with the second nut mates,
Ring bodies is equipped in the holding tank of the rear end of connector, the back edge of connector is equipped with connection bump, and connection bump is equipped with
The front end of pin hole, the enlarged diameter section of T shape body is equipped with fixing glue, and fixing glue can be penetrated in ring bodies, be can be avoided traditional
The drawbacks of slotted nut uses；The rear end of nut body is equipped with T-slot, the inner wall of anti-decomposing lid is equipped with sliding equipment, sliding equipment
It is equipped with linking arm body, the front end of linking arm body is equipped with the connector that can be disconnected with T-slot, is caught in T shape by connector
In slot, realization anti-decomposing lid is fixedly connected with nut body, and has anti-theft effect, easy to use；Anti-decomposing lid sidewall bodies are equipped with
With the one-to-one through-hole of linking arm body, only anti-decomposing lid can be dismantled by specific purpose tool, is repaired after convenient；T-slot and
The structure of connector designs, it is necessary in connector and the completely corresponding just detachable anti-decomposing lid of the translot of T-slot, improve antitheft effect
Fruit；Compared with prior art, it is able to use conveniently, efficiency is tightened in raising, and anti-loose anti-theft effect is good, can pass through specific purpose tool
It is dismantled.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of the railway of the present invention with cold-resistant nut；
Fig. 2 is the structural schematic diagram that a kind of railway of the present invention is fitted without anti-decomposing lid with cold-resistant nut.
In figure: the first nut body of 1-, 2- grafting body, 3- connector, 4-T shape body, the second nut body of 5-, 6- ring bodies,
7- connection bump, 8- inserting groove, 9- fixing glue, 10- pin hole, 11- fixed lobe, 12- holding tank, 13- fixing groove, 14- bullet
Property arm, the anti-lift-off of 15-, 51- compressed part, 52- endless groove, 61- nylon ring, 62- intensive aspect, 01- extracting tool, 02- anti-decomposing lid,
03-T shape slot, 04- bindiny mechanism, 05- through-hole, 06- screw rod, 041- sliding equipment, 042- linking arm body, 043- connector,
011- arm body, 012- mandril body, 013-V shape elastomer, 011- axis body, 012- sliding sleeve, 013- spring, 014- stop step.
[specific embodiment]
Refering to fig. 1,2, a kind of railway of the present invention is with cold-resistant nut, the theft-proof machine including locking gear and the cover locking gear
Structure, the locking gear include the first nut body 1, several grafting bodies 2, connector 3, T shape body 4, the second nut body 5, ring-type
The rear end of body 6, connection bump 7, several inserting grooves 8 and several fixing glues 9, first nut body 1 is equipped with grafting body 2, the T
The front end of the reduced diameter section of shape body 4 is equipped with the inserting groove 8 for corresponding and matching with grafting body 2, the T shape body 4
The second nut body 5 and connector 3 are successively arranged on reduced diameter section from front to back, the reduced diameter section of the T shape body 4 is equipped with
The external screw thread matched with the second nut body 5, the holding tank 12 of the rear end of the connector 3 is interior to be equipped with ring bodies 6, the connection
The back edge of body 3 is equipped with connection bump 7, and the connection bump 7 is equipped with pin hole 10, the enlarged diameter section of the T shape body 4
Front end be equipped with fixing glue 9, the fixing glue 9 can penetrate in ring bodies 6, and the burglar-proof mechanism includes anti-decomposing lid 02, several T shapes
Slot 03 and several bindiny mechanisms 04 are arranged with anti-decomposing lid 02 on first nut body 1, and the rear end of first nut body 1 is set
There is T-slot 03, the inner wall of the anti-decomposing lid 02 is equipped with the bindiny mechanism 04 that corresponds and can be disconnected with T-slot 03, institute
Stating bindiny mechanism 04 includes sliding equipment 041, linking arm body 042 and connector 043, and the inner wall of the anti-decomposing lid 02 is equipped with sliding
Mechanism 041, the sliding equipment 041 are equipped with linking arm body 042, and the front end of the linking arm body 042 is equipped with can with T-slot 03
The connector 043 being disconnected, the outer peripheral surface of the ring bodies 6 are equipped with fixed lobe 11, on the cell wall of the holding tank 12
Equipped with the fixing groove 13 matched with fixed lobe 11, the ring bodies 6 is by nylon ring 61 and the reinforcement being located in nylon ring 61
Body 62 is constituted, and the intensive aspect 62 is made by can be fixed the metal material that nail 9 punctures, and the rear end of second nut body 5 is set
There is compressed part 51, the circumferential surface of the compressed part 51 is equipped with endless groove 52, and the front end of the connector 3 is equipped with elastic arm 14, institute
The front end for stating elastic arm 14 is equipped with the anti-lift-off 15 matched with endless groove 52, and the cross section of the connector 043 is triangle
Shape, the anti-decomposing lid 02 are the open cylindrical body structure in front end, and 02 sidewall bodies of anti-decomposing lid are equipped with and linking arm body 042
One-to-one through-hole 05, the sliding equipment 041 include axis body 0411, sliding sleeve 0412, spring 0413 and stop step 0414,
The lower end of the axis body 0411, which is equipped with, stops step 0414, is arranged with sliding sleeve 0412 and spring 0413, institute on the axis body 0411
It states spring 0413 to be located at sliding sleeve 0412 and stop between step 0414, the cross section of the axis body 0411 is non-circular shape, institute
The quantity for stating T-slot 03 and bindiny mechanism 04 is two, further includes extracting tool 01, and the extracting tool 01 includes two arms
011, two mandril body 012 of body and V-arrangement elastomer 013, the front end of described two arm bodies 011 is equipped with to be matched with through-hole 05
The rear end of mandril body 012, described two arm bodies 011 is fixedly connected with the both ends of V-arrangement elastomer 013 respectively.
The course of work of the present invention:
A kind of railway of the present invention is with nut is resisted cold during the work time, by 1 rotation set of the first nut body in the screw rod matched
On 06,4 sets of the T shape body of the second nut body 5 and connector 3 then will be cased on screw rod 06, and guarantee that grafting body 2 is located at institute
In corresponding inserting groove 8 and pin hole 10 is corresponding with the bolt jack on screw rod 06, and bolt is then passed through pin hole 10
With the bolt jack on screw rod 06, then turning the second nut body 5 and moving backward contradicts its rear end in connector 3, anti-lift-off
15 are caught in endless groove 52, then proceed to turn the second nut body 5, stop due to turning 5 connected body 3 of the second nut body, this
When, T shape body 4 can travel forward, and T shape body 4 drives fixing glue 9 to penetrate in ring bodies 6.
Anti-decomposing lid 02 is set on the first nut body 1, it, can the company of forcing when connector 043 enters the translot of T-slot 03
Connector 043 is drawn close to screw rod 06, and connector 043 drives sliding sleeve 0412 to draw close to screw rod 06 and compress bullet by linking arm body 042
Spring 0413, when vertical slot of the connector 043 completely into T-slot 03, under the action of spring 0413, sliding sleeve 0412 is far from screw rod
06 movement, screw rod 06 drive connector 043 to move far from screw rod 06 by linking arm body 042, contradict connector 043 in T shape
On the cell wall of the vertical slot of slot 03.
It is when anti-decomposing lid 02 is dismantled using extracting tool 01, two mandril bodies 012 are corresponding with two through-holes 05 respectively, so
Firmly make two arm bodies 011 to drawing close movement and being pressed in anti-decomposing lid 02 afterwards, in the process, mandril body 012 pushes linking arm body
042 drives connector 043 to move, and keeps connector 043 and the translot of T-slot 03 completely corresponding.Then extracting tool is pulled back
01 can remove anti-decomposing lid 02.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (10)
1. a kind of cold-resistant nut of railway, it is characterised in that: the burglar-proof mechanism including locking gear and the cover locking gear, it is described
Locking gear includes the first nut body (1), several grafting bodies (2), connector (3), T shape body (4), the second nut body (5), ring
The rear end of shape body (6), connection bump (7), several inserting grooves (8) and several fixing glues (9), first nut body (1) is equipped with
Grafting body (2), the front end of the reduced diameter section of the T shape body (4) are equipped with the grafting for corresponding and matching with grafting body (2)
Slot (8) is successively arranged with the second nut body (5) and connector (3), institute on the reduced diameter section of the T shape body (4) from front to back
The reduced diameter section for stating T shape body (4) is equipped with the external screw thread matched with the second nut body (5), the rear end of the connector (3)
Holding tank (12) in be equipped with ring bodies (6), the back edge of the connector (3) is equipped with connection bump (7), and the connection is convex
It plays (7) and is equipped with pin hole (10), the front end of the enlarged diameter section of the T shape body (4) is equipped with fixing glue (9), the fixing glue
(9) it can penetrate in ring bodies (6), the burglar-proof mechanism includes anti-decomposing lid (02), several T-slots (03) and several bindiny mechanisms
(04), it is arranged with anti-decomposing lid (02) on first nut body (1), the rear end of first nut body (1) is equipped with T-slot
(03), the inner wall of the anti-decomposing lid (02) is equipped with the bindiny mechanism (04) that corresponds and can be disconnected with T-slot (03), institute
Stating bindiny mechanism (04) includes sliding equipment (041), linking arm body (042) and connector (043), the anti-decomposing lid (02) it is interior
Wall is equipped with sliding equipment (041), and the sliding equipment (041) is equipped with linking arm body (042), the linking arm body (042)
Front end is equipped with the connector (043) that can be disconnected with T-slot (03).
2. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: on the outer peripheral surface of the ring bodies (6)
Equipped with fixed lobe (11), the cell wall of the holding tank (12) is equipped with the fixing groove (13) matched with fixed lobe (11).
3. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the ring bodies (6) is by nylon ring
(61) it is constituted with the intensive aspect (62) that is located in nylon ring (61), the intensive aspect (62) is the gold that can be fixed nail (9) and puncture
Belong to material to be made.
4. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the rear end of second nut body (5)
Equipped with compressed part (51), the circumferential surface of the compressed part (51) is equipped with endless groove (52).
5. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the front end of the connector (3) is equipped with
Elastic arm (14), the front end of the elastic arm (14) are equipped with the anti-lift-off (15) matched with endless groove (52).
6. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the cross section of the connector (043)
It is triangular shaped.
7. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the anti-decomposing lid (02) is opened wide for front end
Cylindrical body structure, anti-decomposing lid (02) sidewall bodies are equipped with and the one-to-one through-hole (05) of linking arm body (042).
8. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the sliding equipment (041) includes axis
Body (0411), sliding sleeve (0412), spring (0413) and blocking step (0414), the lower end of the axis body (0411), which is equipped with, stops platform
Rank (0414) is arranged with sliding sleeve (0412) and spring (0413) on the axis body (0411), and the spring (0413) is located at sliding sleeve
(0412) and stop between step (0414), the cross section of the axis body (0411) is non-circular shape.
9. a kind of cold-resistant nut of railway as described in claim 1, it is characterised in that: the T-slot (03) and bindiny mechanism
(04) quantity is two.
10. the cold-resistant nut of a kind of railway as claimed in any one of claims 1-9 wherein, it is characterised in that: further include disassembly work
Have (01), the extracting tool (01) includes two arm bodies (011), two mandril bodies (012) and V-arrangement elastomer (013), described
The front end of two arm bodies (011) is equipped with the mandril body (012) matched with through-hole (05), after described two arm bodies (011)
End is fixedly connected with the both ends of V-arrangement elastomer (013) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910526227.2A CN110131282A (en) | 2019-06-18 | 2019-06-18 | A kind of cold-resistant nut of railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910526227.2A CN110131282A (en) | 2019-06-18 | 2019-06-18 | A kind of cold-resistant nut of railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110131282A true CN110131282A (en) | 2019-08-16 |
Family
ID=67577720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910526227.2A Pending CN110131282A (en) | 2019-06-18 | 2019-06-18 | A kind of cold-resistant nut of railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110131282A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893491A (en) * | 2022-05-14 | 2022-08-12 | 福安奥展实业有限公司 | Anti-drop and anti-theft nut |
-
2019
- 2019-06-18 CN CN201910526227.2A patent/CN110131282A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893491A (en) * | 2022-05-14 | 2022-08-12 | 福安奥展实业有限公司 | Anti-drop and anti-theft nut |
| CN114893491B (en) * | 2022-05-14 | 2024-04-19 | 福安奥展实业有限公司 | Anti-drop anti-theft nut |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110131282A (en) | A kind of cold-resistant nut of railway | |
| CN101856713A (en) | Electromagnetic riveting press suitable for large-diameter rivets and press riveting method thereof | |
| CN203032314U (en) | Trailer automatic dragging device | |
| CN205054490U (en) | Rat trapper | |
| CN213001533U (en) | Automobile parts cleaning equipment | |
| CN107826652A (en) | The fast locking device of floor truck | |
| CN201808048U (en) | Safe hammer | |
| CN208880580U (en) | A kind of installation of automobile gear is with without hurting fixture | |
| CN208702258U (en) | A kind of self-locking dead tent peg | |
| CN207580717U (en) | The fast locking device of floor truck | |
| CN207119488U (en) | A kind of automatic spray gun for being easy to storage | |
| CN101638210A (en) | Emergency separating device for liquid transmission | |
| CN110145533A (en) | A kind of high intensity Anti-dismantling automobile nut | |
| CN107441645A (en) | One kind resets convenient efficient window breaker | |
| CN207221132U (en) | One kind resets convenient efficient window breaker | |
| CN110131278A (en) | A kind of anti-loosening underground railway track nut | |
| CN207080472U (en) | A kind of fixing device of quick despatch | |
| CN208542908U (en) | Automatic rivet pulling mechanism | |
| CN208297109U (en) | A kind of car door durable test device | |
| CN217074701U (en) | Bicycle sprocket crank convenient to pile up and place | |
| CN219815022U (en) | Motor direct-drive tattoo machine | |
| CN215621246U (en) | Automobile swing arm that intensity is high | |
| CN216382165U (en) | Nonstandard dysmorphism fastening steel rivet of preventing ftractureing | |
| CN205469451U (en) | Electric motor car A type bumper | |
| CN214077344U (en) | Machining device for frame front body combined assembly |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190816 |
|
| RJ01 | Rejection of invention patent application after publication |