CN104514791B - Locking structure and door lock device and electric cabinet with same - Google Patents
Locking structure and door lock device and electric cabinet with same Download PDFInfo
- Publication number
- CN104514791B CN104514791B CN201310461280.1A CN201310461280A CN104514791B CN 104514791 B CN104514791 B CN 104514791B CN 201310461280 A CN201310461280 A CN 201310461280A CN 104514791 B CN104514791 B CN 104514791B
- Authority
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- China
- Prior art keywords
- locking mechanism
- head
- installation foundation
- ring
- bar portion
- 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.)
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- 238000009434 installation Methods 0.000 claims abstract description 60
- 230000007704 transition Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000008014 freezing Effects 0.000 description 4
- 238000007710 freezing Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 244000227633 Ocotea pretiosa Species 0.000 description 1
- 235000004263 Ocotea pretiosa Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
-
- 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
- F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Patch Boards (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention provides a locking structure, a door lock device with the locking structure and an electric cabinet with the locking structure. The locking structure of the present invention comprises: the rod part is arranged on the first installation base in a penetrating mode; the head part is arranged at one end of the rod part, and the edge of the head part protrudes out of the edge of the rod part; the retaining ring is clamped on the rod part, and the first mounting base is located between the head part and the retaining ring. Because the retaining ring card is established in pole portion, first installation basis is located between head and the retaining ring, and the retaining ring has blockked pole portion and has come off from first installation basis for pole portion wears to establish all the time on first installation basis, and locking structure's stable in structure promptly sets up all the time and can not drop on first installation basis.
Description
Technical field
The present invention relates to mechanical interlocking field, in particular to a kind of locking mechanism and door lock assembly and the electric cabinet with it.
Background technology
Existing business air conditioner electronic cabinet door typically uses door latch structure, some door latch structures to be not sufficiently stable, when opening chamber door easily from
Come off on electronic cabinet door, cause the inconvenience being again switched off chamber door.And the cost of door lock own is high, in addition it is also necessary to special unlocking tool.
Such as, door latch structure needs, with matched key, to this provides for improved cost.It addition, the most special unlocking tool is lost,
Will be unable to open door lock.This is totally unfavorable to this type of portable freezing air conditioner equipments such as container refrigeration freezing units.
Summary of the invention
It is desirable to provide a kind of constitutionally stable locking mechanism and there is its door lock assembly and electric cabinet.
To achieve these goals, according to an aspect of the invention, it is provided a kind of locking mechanism, locking mechanism includes: bar
Portion, is located on the first installation foundation；Head, is arranged at the one end in bar portion, and the edge of head protrudes from the edge in bar portion；Gear
Circle, is fastened in bar portion, and the first installation foundation is between head and back-up ring.
Further, the outer surface in bar portion has screw thread, forms annular stop groove between screw thread and head, and back-up ring is arranged in ring
In shape limited impression.
Further, back-up ring has: back-up ring hole, is arranged in annular stop groove；Circlip groove, along radially extending of back-up ring hole,
One end of circlip groove is connected with back-up ring hole, and the other end of circlip groove is blind end.
Further, the diameter in back-up ring hole is less than the diameter of screw thread.
Further, circlip groove is uniform along the circumference in back-up ring hole, and circlip groove is 3 to 5.
Further, locking mechanism also includes: guide part, is arranged on the other end in bar portion, and guide part is inverted round stage or inverted cone
Or hemisphere.
Further, the bottom of head has the sticking part protruding from head edge, and sticking part protrudes from the surface of the part of head
Form transition face.
Further, the periphery of head is provided with reticulate pattern or straight knurling.
According to another aspect of the present invention, additionally provide a kind of door lock assembly, including: locking mechanism, it is arranged on the first installation
On the basis of, locking mechanism is above-mentioned locking mechanism；Locking structure, is arranged on the second installation foundation, and locking mechanism is rotatable
Ground enters or departs from locking structure；Wherein, locking mechanism has the first state that locking is connected with locking structure, with Guan Bi
First installation foundation and the second installation foundation；Locking mechanism has the second state that unblock separates with locking structure, to open first
Installation foundation and the second installation foundation.
According to a further aspect of the invention, additionally providing a kind of electric cabinet, including chamber door, casing and door lock assembly, door lock fills
Being set to above-mentioned door lock assembly, door lock assembly is arranged between chamber door and casing, is realized by door lock assembly between chamber door and casing
Opening and Guan Bi, chamber door is the first installation foundation, and casing is the second installation foundation.
Application technical scheme, locking mechanism includes: bar portion, head and back-up ring.Bar portion is located in the first installation foundation
On, head is arranged at the one end in bar portion, and the edge of head protrudes from the edge in bar portion, and back-up ring is fastened in bar portion, and first installs
Basis is between head and back-up ring.Owing to back-up ring is fastened in bar portion, the first installation foundation, between head and back-up ring, keeps off
Circle blocks bar portion and comes off from the first installation foundation so that bar portion is located on the first installation foundation all the time, i.e. locking mechanism
Stability Analysis of Structures, is arranged on all the time on the first installation foundation and does not falls out.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows bar portion and the structural representation of head of the locking mechanism of the present invention；
Fig. 2 shows the structural representation of the back-up ring of the present invention；
Fig. 3 shows the profile of the electric cabinet of the present invention, door lock assembly and locking mechanism；
Fig. 4 shows enlarged drawing at the A of Fig. 3；And
Fig. 5 shows the perspective view of the electric cabinet of the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Figure 1 to Figure 3, the invention provides a kind of locking mechanism.Specifically, locking mechanism 10 includes bar portion 11, head
Portion 12 and back-up ring 14.Bar portion 11 is located on the first installation foundation, and head 12 is arranged at the one end in bar portion 11, head 12
Edge protrudes from the edge in bar portion 11, and back-up ring 14 is fastened in bar portion 11, and the first installation foundation is positioned at head 12 and back-up ring 14
Between.
Owing to back-up ring 14 is fastened in bar portion 11, the first installation foundation is between head 12 and back-up ring 14, and back-up ring 14 stops
Bar portion 12 comes off from the first installation foundation so that bar portion 12 is located on the first installation foundation all the time, i.e. locking mechanism 10
Stability Analysis of Structures, be arranged on all the time on the first installation foundation and do not fall out.
As depicted in figs. 1 and 2, the locking mechanism 10 in the preferred embodiments of the present invention also includes guide part 15, i.e. locking mechanism
10 include bar portion 11, head 12, screw thread 13, back-up ring 14 and guide part 15.
The outer surface in bar portion 11 has screw thread 13, and head 12 is positioned at the one end in bar portion 11, and the edge of head 12 protrudes from bar portion
The edge of 11.Head 12 band flat recess 19 or cross recess, can make cylinder or handle shape, it is simple to hands holds or with one
Word or Phillips screwdriver screw.The periphery of head 12 is provided with reticulate pattern, straight knurling or becomes polygon, it is simple to without manual during instrument
Screw, quick locking can be realized, quickly unclamp.Preferably, head 12 is cylindrical, and head 12 and bar portion 11 are coaxially disposed,
The diameter of head 12 is more than the diameter in cylindrical bar portion 11.Being arranged with packing ring 60 in bar portion 11, packing ring 60 is positioned at first
Between installation foundation and head 12, the coating sassafras on the first installation foundation can be avoided to hinder.Packing ring 60 is non-by rubber or plastics etc.
Metal material is made.
Guide part 15 is arranged on the other end in bar portion 11, and guide part 15 and head 12 lay respectively at the two ends in bar portion 11.Guide
Portion 15 has guiding and dilates function, and guide part 15 can be designed as inverted round stage or inverted cone or hemisphere.
In above-described embodiment, locking mechanism 10 can select the structure that screw and back-up ring 14 match, i.e. bar portion 11 and head 12
The structure combined can select screw, and this screw is made by metal or nonmetallic materials, and tool has good wearability and preferably
Intensity and rigidity.
As it is shown in figure 1, screw thread 13 protrudes from the outer surface in bar portion 11, it is preferable that the mid portion in bar portion 11 has screw thread 13.
Head 12 is cylindrical, and the diameter of cylindrical head 12 is more than bar portion 11.Such design so that the top of screw thread 13 and
Being the formation of annular stop groove 18 between the bottom of head 12, the diapire of this annular stop groove 18 is exactly the part in bar portion 11
Outer surface.Back-up ring 14 is sheathed between screw thread 13 and head 12 in the annular stop groove 18 formed, and back-up ring 14 is also simultaneously
Being fastened in this annular stop groove 18, it is preferable that back-up ring 14 can rotate in this annular stop groove 18, first installs base
Plinth is between head 12 and back-up ring 14.
As in figure 2 it is shown, back-up ring 14 has back-up ring hole 141 and circlip groove 142.Back-up ring hole 141 is arranged in annular stop groove 18
In, circlip groove 142 is connected with back-up ring hole 141 and circlip groove 142 radially extending along back-up ring hole 141.Specifically, gear
One end of ring recess 142 is connected with back-up ring hole 141, and the other end of circlip groove 142 is blind end.
The diameter in back-up ring hole 141 is less than the diameter of screw thread 13, and the diameter in back-up ring hole 141 is again smaller than the diameter of head 12 simultaneously,
So back-up ring 14 is set in bar portion 11, during i.e. back-up ring 14 is set in annular stop groove 18 and be stuck in this annular stop groove
In 18, back-up ring 14 will not come off from the bar portion 11 of locking mechanism 10 or head 12.Preferably, back-up ring hole 141 is straight
Footpath is slightly larger than the diameter in bar portion 11, so can be so that the rotation in bar portion 11.Locking mechanism 10 is arranged on the first installation foundation
On, the first installation foundation is between the head 12 and back-up ring 14 of locking mechanism 10, and whole locking mechanism 10 will not be from first
Fall down on installation foundation.
Certainly, back-up ring 14 can be fixedly installed on the first installation foundation, it is also possible to is not fixedly installed, and is only set in bar portion
On 11.
As in figure 2 it is shown, circlip groove 142 is uniform along the circumference in back-up ring hole 141, say, that two adjacent circlip grooves 142 it
Between angle identical.Circlip groove 142 is 3 to 5, it is preferable that circlip groove 142 is 4, and 4 circlip grooves 142 are along back-up ring
The circumference in hole 141 is uniform, and 4 circlip grooves 142 are in crossing distribution.The existence of circlip groove 142 makes the back-up ring hole 141 can be by
Expansion, then back-up ring hole 141 relies on elastic recovery again, so circlip groove 142 is so that back-up ring 14 is easy to by screw thread 13
And it is sheathed and snap in annular stop groove 18.
Back-up ring 14 is made up of metal or nonmetallic materials, it offers back-up ring hole 141, the structure of circlip groove 142 makes back-up ring 14 have
Standby certain deformability, i.e. has elasticity.Back-up ring 14 rotation set is in bar portion 11, and whole locking mechanism 10 is arranged on the first installation
On the basis of will not lose again.
As it is shown in figure 1, the bottom of head 12 has the sticking part 16 protruding from head 12 edge, sticking part 16 protrudes from head
The part of 12 is transition face 17.Sticking part 16 is wholely set with head 12, and sticking part 16 can be fitted on the first installation foundation.
The effect of transition face 17 is, it is simple to hand-screw twists head 12, and hand plays the effect of support.
As it is shown on figure 3, the invention provides a kind of door lock assembly.
Door lock assembly is arranged between the first installation foundation and the second installation foundation, is used for locking and unlock the first installation foundation and
Two installation foundation.
Door lock assembly includes locking mechanism 10 and locking structure 20, and locking mechanism 10 is arranged on the first installation foundation, only locks knot
Structure 20 is arranged on the second installation foundation, and locking mechanism 10 rotatably enters or departs from locking structure 20.Wherein, when
When locking mechanism 10 rotatably enters in locking structure 20, locking mechanism 10 has that locking is connected with locking structure 20
One state, to close the first installation foundation and the second installation foundation.When locking mechanism 10 rotatably detaches locking structure 20
Time middle, locking mechanism 10 has with locking structure 20 and unlocks the second state of separating, opens the first installation foundation and the to unlock
Two installation foundation.
Rotatably enter due to locking mechanism 10 or depart from locking structure 20, so just can be quick without special unlocking tool
Realize locking and unlock, simple in construction low cost.
Specifically, locking mechanism 10 has bar portion 11, and the outer surface in bar portion 11 has screw thread 13, only locks when bar portion 11 is bolted in
Time in structure 20, the first installation foundation and the second installation foundation can be closed；When bar portion 11 departs from locking structure 20,
The first installation foundation and the second installation foundation can be opened.
As shown in Figure 4, present invention also offers a kind of electric cabinet, electric cabinet includes chamber door 30, casing 40 and door lock assembly 50.
Door lock assembly 50 is arranged between chamber door 30 and casing 40, realizes opening by door lock assembly 50 between chamber door 30 and casing 40
Open and close.Chamber door 30 is the first installation foundation in above-described embodiment, and casing 40 is the second installation base in above-described embodiment
Plinth, door lock assembly 50 is the door lock assembly in above-described embodiment.
The door lock assembly of the present invention and have its electric cabinet, at container refrigeration freezing unit, this type of easily loses shifting of unlocking tool
On dynamic formula freezing air conditioner equipment especially effective.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
1, the Stability Analysis of Structures of locking mechanism, is arranged on all the time on the first installation foundation and does not falls out；
2, just can quickly realize locking without special unlocking tool and unlock；
3, simple in construction low cost.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of being made, etc.
With replacement, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a locking mechanism, it is characterised in that described locking mechanism (10) including:
Bar portion (11), is located on the first installation foundation；
Head (12), is arranged at one end of described bar portion (11), and the edge of described head (12) protrudes from described bar portion
(11) edge；
Back-up ring (14), is fastened on described bar portion (11), and described first installation foundation is positioned at described head (12) and institute
State between back-up ring (14)；
Wherein, the outer surface of described bar portion (11) has screw thread (13), described screw thread (13) and described head (12)
Between formed annular stop groove (18), described back-up ring (14) is arranged in described annular stop groove (18)；
Described back-up ring (14) has:
Back-up ring hole (141), is arranged in described annular stop groove (18)；
Circlip groove (142), along radially extending of described back-up ring hole (141), one end of described circlip groove (142) and institute
Stating back-up ring hole (141) to be connected, the other end of described circlip groove (142) is blind end.
Locking mechanism the most according to claim 1, it is characterised in that the diameter of described back-up ring hole (141) is less than described screw thread
(13) diameter.
Locking mechanism the most according to claim 1, it is characterised in that described circlip groove (142) is along described back-up ring hole (141)
Circumference uniform, described circlip groove (142) is 3 to 5.
Locking mechanism the most according to claim 1, it is characterised in that described locking mechanism (10) also includes:
Guide part (15), is arranged on the other end of described bar portion (11), and described guide part (15) is inverted round stage or rounding
Cone or hemisphere.
Locking mechanism the most according to claim 1, it is characterised in that the bottom of described head (12) have protrude from described
The sticking part (16) at head (12) edge, described sticking part (16) protrudes from the surface of the part of described head (12)
Form transition face (17).
Locking mechanism the most according to claim 1, it is characterised in that the periphery of described head (12) be provided with reticulate pattern or
Straight knurling.
7. a door lock assembly, it is characterised in that including:
Locking mechanism, is arranged on the first installation foundation, and described locking mechanism is according to any one of claim 1 to 6
Locking mechanism (10)；
Locking structure (20), is arranged on the second installation foundation, and described locking mechanism (10) rotatably enters or de-
In described locking structure (20)；
Wherein, described locking mechanism (10) has the first state that locking is connected with described locking structure (20), to close
Close described first installation foundation and described second installation foundation；Described locking mechanism (10) and described locking structure (20)
Have and unlock the second state separated, to open described first installation foundation and described second installation foundation.
8. an electric cabinet, including chamber door (30), casing (40) and door lock assembly (50), it is characterised in that described door lock fills
Putting (50) is the door lock assembly described in claim 7, described door lock assembly (50) be arranged on described chamber door (30) and
Between described casing (40), by described door lock assembly (50) between described chamber door (30) and described casing (40)
Realizing opening and Guan Bi, described chamber door (30) is described first installation foundation, and described casing (40) is described second peace
Dress basis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310461280.1A CN104514791B (en) | 2013-09-29 | 2013-09-29 | Locking structure and door lock device and electric cabinet with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310461280.1A CN104514791B (en) | 2013-09-29 | 2013-09-29 | Locking structure and door lock device and electric cabinet with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104514791A CN104514791A (en) | 2015-04-15 |
| CN104514791B true CN104514791B (en) | 2017-01-04 |
Family
ID=52790535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310461280.1A Active CN104514791B (en) | 2013-09-29 | 2013-09-29 | Locking structure and door lock device and electric cabinet with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104514791B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829794A (en) * | 2019-10-16 | 2020-02-21 | 中车永济电机有限公司 | Operating door for manual discharging device of locomotive converter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101006277A (en) * | 2004-08-23 | 2007-07-25 | 喜开理株式会社 | Bolt falling preventive structure and hold ring |
| CN102177621A (en) * | 2009-02-27 | 2011-09-07 | 日立建机株式会社 | Connector device for construction machine |
| CN102705346A (en) * | 2012-06-20 | 2012-10-03 | 常熟市平冶机械有限公司 | Novel bolt |
| CN203488516U (en) * | 2013-09-29 | 2014-03-19 | 珠海格力电器股份有限公司 | Locking structure and door lock device and electric cabinet with same |
-
2013
- 2013-09-29 CN CN201310461280.1A patent/CN104514791B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101006277A (en) * | 2004-08-23 | 2007-07-25 | 喜开理株式会社 | Bolt falling preventive structure and hold ring |
| CN102177621A (en) * | 2009-02-27 | 2011-09-07 | 日立建机株式会社 | Connector device for construction machine |
| CN102705346A (en) * | 2012-06-20 | 2012-10-03 | 常熟市平冶机械有限公司 | Novel bolt |
| CN203488516U (en) * | 2013-09-29 | 2014-03-19 | 珠海格力电器股份有限公司 | Locking structure and door lock device and electric cabinet with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104514791A (en) | 2015-04-15 |
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