CN209515529U - A kind of key switch - Google Patents
A kind of key switch Download PDFInfo
- Publication number
- CN209515529U CN209515529U CN201920614905.6U CN201920614905U CN209515529U CN 209515529 U CN209515529 U CN 209515529U CN 201920614905 U CN201920614905 U CN 201920614905U CN 209515529 U CN209515529 U CN 209515529U
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- China
- Prior art keywords
- guard ring
- key switch
- groove
- lock core
- outer tube
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Abstract
The utility model provides a kind of key switch, including key switch head, and key switch head includes: the rotary shaft of inner hollow, and upper part protrudes out to form rotary shaft fixed part, and interior of rotating shaft protrudes out to form blocking portion；Key cylinder, its underpart can be inserted in rotary shaft and key cylinder is placed on blocking portion；Inner hollow and the lock core guard ring that can be sheathed on outside key cylinder, the recessed formation positioning groove in the bottom surface of lock core guard ring, positioning groove can be fastened on rotary shaft fixed part；Expanding shell fixed part is formed at the outer tube shell of inner hollow, the top of outer tube shell, and lock core guard ring can be placed in shell fixed part；It can be arranged the outer guard ring of switch for being fixed on outer tube upper part of the housing, lock core guard ring, which is located at, to be switched in outer guard ring.On the basis of setting switchs outer guard ring, by adding lock core guard ring, it can achieve the purpose of balance key cylinder, realize the effect for improving key cylinder stability.
Description
Technical field
The utility model belongs to a kind of field of switches device, especially a kind of key switch.
Background technique
Only one outer guard ring of switch of common switch is covered in switch external on the market, it can not balance lock core position, meeting
Lock core is caused to have shaking in use；And an outer guard ring of switch does not also identify, and it can not be to the working condition of switch
It is very clear.Common key switch head is relatively high on the market, and after installing, the height of lock core leakage part is relatively high,
Lead to equipment machine unsightly, is also easy to be bumped to.
Utility model content
The purpose of this utility model is to be to provide a kind of key switch, to overcome above-mentioned the deficiencies in the prior art.This reality
With novel on the basis of setting switchs outer guard ring, by adding lock core guard ring, the purpose of balance key cylinder can achieve, in fact
Now improve the effect of key cylinder stability.
Key switch provided by the utility model comprising:
The rotary shaft of inner hollow, upper part protrude out to form rotary shaft fixed part, and the interior of rotating shaft protrudes out to form resistance
Stopper；
Key cylinder, its underpart can be inserted in the rotary shaft and the key cylinder is placed on the blocking portion；
Inner hollow and the lock core guard ring that can be sheathed on outside the key cylinder, the recessed shape in bottom surface of the lock core guard ring
At positioning groove, the positioning groove can be fastened on the rotary shaft fixed part；
Expanding shell fixed part, the lock core shield are formed at the outer tube shell of inner hollow, the top of the outer tube shell
Circle can be placed in the shell fixed part；
It can be arranged the outer guard ring of switch for being fixed on the outer tube upper part of the housing, the lock core guard ring, which is located at outside the switch, to be protected
In circle.
Such as above-mentioned key switch, wherein the blocking portion upper surface protrudes out to form driving groove, the key cylinder lower end
Face, which protrudes out to be formed, is able to cooperate inlay card in the driving section in the driving groove；Protruded out along the inner wall of the shell fixed part to be formed it is multiple
First protrusion, the lower part of the lock core guard ring offer multiple first recess portions, and it is convex that first recess portion can be fastened on described first
Portion.
Such as above-mentioned key switch, wherein recessed at least one breaker slot of formation of the inner wall of the lock core guard ring, the key
Spoon lock core side wall offers the pin hole of at least one perforation；First protrusion is identical as the first recess portion quantity, and each
First recess portion can correspond to and be fastened on each first protrusion.
Such as above-mentioned key switch, wherein be to be threadedly coupled between the outer guard ring of the switch and the outer tube shell.
Such as above-mentioned key switch, wherein offer multiple grooves, the groove along the circumferencial direction of the outer tube shell
It is formed by the locating slot axially opened up along the outer tube shell and along the fixing groove that the outer tube shell circumferencial direction opens up, it is described
Locating slot is mutually communicated with the fixing groove；
The key switch further includes fixing seat, and one end of the fixing seat protrudes out to form interconnecting piece, along the upper company
The radial projection of socket part inner wall forms multiple second protrusions, and second protrusion, which is able to cooperate, to be embedded in the groove.
Such as above-mentioned key switch, wherein form buckle slot, the key between the upper interconnecting piece and the fixing seat
Switch further includes that can be inserted in the buckle slot and the fixing seat of inner hollow buckle, along the diameter of fixing seat buckle inner wall
Multiple clamping parts are formed to protruding out, the clamping part, which is able to cooperate, to be embedded in the groove.
Such as above-mentioned key switch, wherein the key switch further includes the switch base that can be fixedly arranged on the fixing seat.
Such as above-mentioned key switch, wherein protrude out to form multiple third protrusions outside the fixing seat, the switch base is convex
It stretches to form multiple annular engaging lugs, the annular engaging lug can be connected to the third protrusion.
Such as above-mentioned key switch, wherein offer hollow groove on the upper interconnecting piece, protruded out on the fixing seat buckle
Formation is able to cooperate inlay card in the positioning convex portion of the hollow groove.
Such as above-mentioned key switch, wherein the third protrusion is identical as the annular quantity of engaging lug, and each institute
Each third protrusion can be correspondingly connected to by stating annular engaging lug；The key switch further includes that can be sheathed on the outer tube
The fastening nut of hull outside.
The characteristics of the utility model and advantage are as follows: the utility model is on the basis of setting switchs outer guard ring, by adding
Lock core guard ring can achieve the purpose of balance key cylinder, realize the effect for improving key cylinder stability.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram (one) of the rotary shaft of the utility model；
Fig. 3 is the structural schematic diagram (two) of the rotary shaft of the utility model；
Fig. 4 is the structural schematic diagram of the key cylinder of the utility model；
Fig. 5 is the structural schematic diagram of the lock core guard ring of the utility model；
Fig. 6 is the structural schematic diagram (one) of the outer tube shell of the utility model；
Fig. 7 is the structural schematic diagram (two) of the outer tube shell of the utility model；
Fig. 8 is the structural schematic diagram (three) of the outer tube shell of the utility model；
Fig. 9 is the structural schematic diagram of the outer guard ring of switch of the utility model；
Figure 10 is the structural schematic diagram (one) of the fixing seat of the utility model；
Figure 11 is the structural schematic diagram (two) of the fixing seat of the utility model；
Figure 12 is the structural schematic diagram that the fixing seat of the utility model buckles；
Figure 13 is the structural schematic diagram of the switch base of the utility model；
Figure 14 is the structural schematic diagram of the fastening nut of the utility model；
Figure 15 is the structural schematic diagram of the gear core of the utility model.
Accompanying drawings symbol description:
1 rotary shaft, 6 fixing seat
Interconnecting piece on 11 rotary shaft fixed parts 61
12 blocking portion, 62 second protrusion
13 driving groove, 63 buckle slot
2 key cylinder, 64 third protrusion
21 driving section, 65 hollow groove
22 pin hole, 7 fixing seat buckle
3 lock core guard ring, 71 clamping part
31 positioning groove, 72 positioning convex portion
32 first recess portion, 73 grip part
33 breaker slot, 8 fastening nut
4 outer tube shell, 9 switch base
The annular engaging lug of 41 shell fixed part 91
42 first protrusion A threaded holes
43 groove, 10 gear core
431 locating slots
432 fixing grooves
The 5 outer guard rings of switch
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention
Specific embodiment of the present utility model:
As Figure 1-Figure 5, key switch provided by the utility model includes key switch head, key switch head packet
Include: the rotary shaft 1 of inner hollow, upper part protrude out to form rotary shaft fixed part 11, protrude out to form blocking portion inside rotary shaft 1
12；Key cylinder 2, its underpart can be inserted in rotary shaft 1 and key cylinder 2 is placed on blocking portion 12；It inner hollow and can cover
Lock core guard ring 3 outside key cylinder 2, the recessed formation positioning groove 31 in the bottom surface of lock core guard ring 3, positioning groove 31 can be detained
Together in rotary shaft fixed part 11；Expanding shell fixed part 41 is formed at the outer tube shell 4 of inner hollow, the top of outer tube shell 4,
Lock core guard ring 3 can be placed in shell fixed part 41；The outer guard ring 5 of switch for being fixed on 4 top of outer tube shell, lock core guard ring can be arranged
3 are located in the outer guard ring 5 of switch.The utility model, can be with by adding lock core guard ring 3 on the basis of setting switchs outer guard ring 5
Achieve the purpose that balance key cylinder 2, realizes the effect for improving 2 stability of key cylinder.
In addition, yellow can be selected in the color matching of lock core guard ring 3, keep the utility model more beautiful；It can also be in retainer surfaces
" 0 ", " 1 " mark are printed, so that work mark is more intuitive.
By shortening the length of key cylinder 2 and switching the length of outer guard ring 5, so that whole height reduces.Open key
After pass installs, the height of lock core leakage part is reduced, and can reduce the device space.
Wherein, 2 bottom surface of key cylinder offers threaded hole A, and lock core fixing screws can pass through blocking portion 12, and then screw in key
The threaded hole A of 2 bottom surface of spoon lock core, key cylinder 2 is fixed at the blocking portion 12 in rotary shaft 1.
As shown in figure 15, the utility model further includes the gear core 10 for being sheathed on 1 lower part of rotary shaft.10 top of gear core with
Rotary shaft is connected by screw between 1 bottom；10 lower part of gear core has cambered surface, and cambered surface connects with the push rod accommodated in switch base 9
Touching drives gear core 10 to rotate simultaneously when rotary locking cylinder, the design of the cambered surface of gear core 10, can push rod in pull switch seat 9
9 closing or opening of switch base is realized in movement.
As shown in Fig. 3-Fig. 8, in a feasible embodiment, 12 upper surface of blocking portion protrudes out to form driving groove 13, key
2 lower end surface of spoon lock core, which protrudes out to be formed, is able to cooperate inlay card in the driving section 21 in driving groove 13；Inner wall along shell fixed part 41 is convex
It stretches to form multiple first protrusions 42, the lower part of lock core guard ring 3 offers multiple first recess portions 32, and the first recess portion 32 can be fastened on
One protrusion 42.When key cylinder 2 is inserted at the blocking portion 12 in rotary shaft 1, the driving section 21 of 2 lower end surface of key cylinder is matched
Inlay card is closed in driving groove 13, rotary body can be driven to rotate when rotating key cylinder, play transmission effect.First recess portion 32 and
The cooperation of one protrusion 42 fastens, and the mounting stability of lock core guard ring 3 can be improved.
Further, recessed at least one breaker slot 33 of formation of the inner wall of lock core guard ring 3,2 side wall of key cylinder offer
The pin hole 22 of at least one perforation；First protrusion 42 is identical as 32 quantity of the first recess portion, and each first recess portion 32 can correspond to
It is fastened on each first protrusion 42.Banking pin (not shown) can be inserted in pin hole 22 and be placed in breaker slot 33, when not
It is inserted into key or using wrong key, banking pin is caught in breaker slot 33, and lock core can not rotate；If being inserted into correct key, braking
Completely into key cylinder 2, lock core can rotate pin；Quantity of the utility model to the first protrusion 42 and the first recess portion 32
Without limitation.
Wherein, breaker slot 33 may be configured as symmetrical two.
Preferably, as shown in figure 8, being to be threadedly coupled between the outer guard ring 5 of switch and outer tube shell 4.The utility model is to this
Connection type is without limitation.
As shown in Figure 9, Figure 10, it in another feasible embodiment, is offered along the circumferencial direction of outer tube shell 4 multiple
Groove 43, groove 43 is by the locating slot 431 axially opened up along outer tube shell 4 and the fixation opened up along 4 circumferencial direction of outer tube shell
Slot 432 forms, and locating slot 431 is mutually communicated with fixing groove 432；The key switch of the utility model further includes fixing seat 6, fixed
One end of seat 6 protrudes out to form interconnecting piece 61, forms multiple second protrusions 62 along the radial projection of upper 61 inner wall of interconnecting piece, and second
Protrusion 62, which is able to cooperate, to be embedded in groove 43.When installing fixing seat 6, the second protrusion 62 is first respectively aligned to locating slot 431, will be consolidated
Outer tube shell 4 is inserted in reservation 6, then rotary fixing base 6, and the second protrusion 62 is screwed in fixing groove 432, can consolidate fixing seat 6
Determine to outer tube shell 4.Above-mentioned fixed form is conducive to improve the connective stability between fixing seat 6 and outer tube shell 4.
As shown in figure 11, further, buckle slot 63 is formed between upper interconnecting piece 61 and fixing seat 6, the utility model
Key switch further includes that can be inserted in buckle slot 63 and the fixing seat of inner hollow buckle 7, and the diameter of 7 inner walls is buckled along fixing seat
Multiple clamping parts 71 are formed to protruding out, clamping part 71, which is able to cooperate, to be embedded in groove 43.The fixation in buckle slot 63 will be inserted in
Seat buckle 7 is inserted in outer tube shell 4 together with fixing seat 6 together, and clamping part 71 is respectively aligned to and is pushed into locating slot 431, is then revolved
Turn fixing seat buckle 7 and fixing seat 6, clamping part 71 is screwed in into fixing groove 432, the fixing seat 6 with fixing seat buckle 7 can be consolidated
Determine to outer tube shell 4.7 are buckled by setting fixing seat, it is ensured that the junction of fixing seat 6 and outer tube shell 4 is for a long time
It will not be broken after work, the case where avoiding the utility model fixing seat falls off after Long-term Vibration.
As shown in figure 13, the key switch of the utility model further includes the switch base 9 that can be fixedly arranged on fixing seat 6.Switch base 9
Switch base in the prior art can be selected.
Preferably, protruding out to form multiple third protrusions 64 outside fixing seat 6, switch base 9 protrudes out to form multiple annular connections
Ear 91, annular engaging lug 91 can be connected to third protrusion 64.The utility model to this connection type without limitation.
Wherein, as shown in figure 12, hollow groove 65 is offered on upper interconnecting piece 61, protrudes out to be formed and can be matched on fixing seat buckle 7
Inlay card is closed in the positioning convex portion 72 of hollow groove 65.After fixing seat buckle 7 is inserted in upper interconnecting piece 61, positioning convex portion 72 cooperates
Inlay card realizes that buckle is self-locking in fixing seat in hollow groove 65, can be buckled to 7 padlocks in upper interconnecting piece 61.
As shown in figure 14, further, third protrusion 64 is identical as the annular quantity of engaging lug 91, and each annular connection
Ear 91 can be correspondingly connected to each third protrusion 64；The key switch of the utility model further includes that can be sheathed on outer tube shell 4
External fastening nut 8.The quantity of third protrusion 64 and annular engaging lug 91 may be configured as two.The utility model to this not
It limits.The effect of fastening nut 8 is that key switch is fixed when being mounted in equipment.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, made equivalent variations under the premise of not departing from the conceptions and principles of the utility model
With modification, the range of the utility model protection should belong to.And it should be noted that each component part of the utility model simultaneously
It is not limited only to above-mentioned overall applicability, each technical characteristic described in the specification of the utility model can select according to actual needs
One individually uses or selects the multinomial use that combines, and therefore, the utility model covers in the nature of things to be invented with this case
The related other combinations of point and concrete application.
Claims (10)
1. a kind of key switch, which is characterized in that the key switch includes key switch head, the key switch head packet
It includes:
The rotary shaft of inner hollow, upper part protrude out to form rotary shaft fixed part, and the interior of rotating shaft protrudes out to form blocking portion；
Key cylinder, its underpart can be inserted in the rotary shaft and the key cylinder is placed on the blocking portion；
Inner hollow and the lock core guard ring that can be sheathed on outside the key cylinder, recessed formed in the bottom surface of the lock core guard ring are determined
Position groove, the positioning groove can be fastened on the rotary shaft fixed part；
Expanding shell fixed part, the lock core guard ring energy are formed at the outer tube shell of inner hollow, the top of the outer tube shell
It is placed in the shell fixed part；
It can be arranged the outer guard ring of switch for being fixed on the outer tube upper part of the housing, the lock core guard ring is located at the outer guard ring of the switch
It is interior.
2. key switch as described in claim 1, which is characterized in that the blocking portion upper surface protrudes out to form driving groove, institute
It states key cylinder lower end surface and protrudes out to be formed and be able to cooperate inlay card in the driving section in the driving groove；Along the shell fixed part
Wall protrudes out to form multiple first protrusions, and the lower part of the lock core guard ring offers multiple first recess portions, and first recess portion can be detained
Together in first protrusion.
3. key switch as claimed in claim 2, which is characterized in that the inner wall of the lock core guard ring is recessed to form at least one
Breaker slot, the key cylinder side wall offer the pin hole of at least one perforation；First protrusion and the first recess portion number
Measure identical, and each first recess portion can correspond to and be fastened on each first protrusion.
4. key switch as claimed in claim 3, which is characterized in that be between the outer guard ring of the switch and the outer tube shell
It is threadedly coupled.
5. key switch as claimed in claim 4, which is characterized in that offered along the circumferencial direction of the outer tube shell multiple
Groove, the groove are consolidated by the locating slot that axially opens up along the outer tube shell and along what the outer tube shell circumferencial direction opened up
Determine slot composition, the locating slot is mutually communicated with the fixing groove；
The key switch further includes fixing seat, and one end of the fixing seat protrudes out to form interconnecting piece, along the upper interconnecting piece
The radial projection of inner wall forms multiple second protrusions, and second protrusion, which is able to cooperate, to be embedded in the groove.
6. key switch as claimed in claim 5, which is characterized in that form card between the upper interconnecting piece and the fixing seat
Catching groove, the key switch further includes that can be inserted in the buckle slot and the fixing seat of inner hollow buckle, along the fixation
The radial projection of seat buckle inner wall forms multiple clamping parts, and the clamping part, which is able to cooperate, to be embedded in the groove.
7. key switch as claimed in claim 6, which is characterized in that the key switch further includes that can be fixedly arranged on the fixation
The switch base of seat.
8. key switch as claimed in claim 7, which is characterized in that protrude out that form multiple thirds convex outside the fixing seat
Portion, the switch base protrude out to form multiple annular engaging lugs, and the annular engaging lug can be connected to the third protrusion.
9. key switch as claimed in claim 8, which is characterized in that hollow groove is offered on the upper interconnecting piece, it is described solid
It protrudes out to be formed on reservation buckle and is able to cooperate inlay card in the positioning convex portion of the hollow groove.
10. key switch as claimed in claim 9, which is characterized in that the number of the third protrusion and the annular engaging lug
Measure identical, and each annular engaging lug can be correspondingly connected to each third protrusion；The key switch further includes
The fastening nut of the outer tube hull outside can be sheathed on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614905.6U CN209515529U (en) | 2019-04-30 | 2019-04-30 | A kind of key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614905.6U CN209515529U (en) | 2019-04-30 | 2019-04-30 | A kind of key switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209515529U true CN209515529U (en) | 2019-10-18 |
Family
ID=68188921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920614905.6U Active CN209515529U (en) | 2019-04-30 | 2019-04-30 | A kind of key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209515529U (en) |
-
2019
- 2019-04-30 CN CN201920614905.6U patent/CN209515529U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |