CN208369063U - Self-locking device and switchgear for shutter mechanism of switch cabinet - Google Patents
Self-locking device and switchgear for shutter mechanism of switch cabinet Download PDFInfo
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- CN208369063U CN208369063U CN201821141258.3U CN201821141258U CN208369063U CN 208369063 U CN208369063 U CN 208369063U CN 201821141258 U CN201821141258 U CN 201821141258U CN 208369063 U CN208369063 U CN 208369063U
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- limit assembly
- rotating member
- self
- locking device
- reset spring
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- 230000007246 mechanism Effects 0.000 title claims abstract description 64
- 238000009825 accumulation Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000001771 impaired effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
For the self-locking device of shutter mechanism of switch cabinet, including support frame (10), rotating member (20), limit assembly (30) and reset spring (40).Rotating member is rotatably attached support frame.Limit assembly is slidably connected support frame, and limit assembly is for locking or unlocking the closed state that valve mechanism is in by sliding.One end of reset spring is for forcing in limit assembly, and the other end is for forcing in support frame.Rotating member can be by rotating the direction sliding for pushing limit assembly relative to support frame towards the unlock closed state, so that reset spring accumulation of energy, the reset spring of accumulation of energy is used to force in limit assembly so that limit assembly is slided towards the direction for locking the closed state.The self-locking device can handcart be pushed into cabinet body when automatic unlocking valve mechanism closed state；And lock the closed state of valve mechanism automatically after handcart removes cabinet body.In addition, additionally providing the switchgear including the self-locking device.
Description
Technical field
It is especially a kind of after handcart removal the utility model relates to a kind of lock uint for shutter mechanism of switch cabinet
It is capable of the self-locking device of automatic locking shutter mechanism of switch cabinet, and the switchgear including it.
Background technique
Can be in withdraw-type switch cabinet, the static contact being fixedly mounted in the moving contact and cabinet body that handcart passes through contact arm system connects
It connects, ensure that the continuity of distribution major loop.In use, using being pushed into or removing handcart, the dynamic touching of handcart is realized
The connection or disconnection of head and cabinet body static contact.Static contact usually connects distribution system electrification position.Usually in handcart and cabinet body
Valve mechanism is provided between interior static contact, which can reach closed state after handcart removes cabinet body, to play
The effect of isolating and protecting.Touch electrification position during this to prevent staff's maloperation from opening the valve of closing, need by
Valve carries out sealed operation.Currently, the sealed of valve is often realized by padlock, i.e., it is right manually in operator's access switch cabinet
Valve carries out direct padlock and key is sealed.Before being pushed into handcart, then artificially padlock is released.When this method is implemented, work
The security risk of personnel is higher.
Utility model content
The purpose of the utility model is to provide a kind of lock uints for shutter mechanism of switch cabinet, after handcart removal
It being capable of automatic locking shutter mechanism of switch cabinet and the automatic unlocking shutter mechanism of switch cabinet in handcart push-in.
Another purpose of the utility model is to provide a kind of switchgear, and the lock uint of valve mechanism is removed in handcart
After can automatic locking shutter mechanism of switch cabinet and handcart push-in when automatic unlocking shutter mechanism of switch cabinet.
The utility model provides a kind of self-locking device for shutter mechanism of switch cabinet comprising support frame, rotating member,
Limit assembly and reset spring.Rotating member is rotatably attached support frame.Limit assembly is slidably connected support frame, limit group
Part is for locking or unlocking the closed state that valve mechanism is in by sliding.One end of reset spring is for forcing in
Limit assembly, the other end is for forcing in support frame.Rotating member can by rotation push limit assembly relative to support frame to
Unlock the direction sliding of the closed state so that reset spring accumulation of energy, the reset spring of accumulation of energy is for forcing in limit
Component is so that limit assembly is slided towards the direction for locking the closed state.
The self-locking device can be when handcart be pushed into cabinet body, closure of automatic unlocking valve mechanism under the pushing of handcart
State simultaneously makes reset spring accumulation of energy；And after handcart removes cabinet body, locked automatically by the elastic-restoring force of the reset spring of accumulation of energy
The closed state for determining valve mechanism reduces the security risk of staff whereby and opens without manually carrying out solution padlock operation
Close the impaired probability of cabinet.
In another exemplary embodiment of self-locking device, support frame include first plate body being oppositely arranged and
One the second plate body.Limit assembly includes a sliding pin and a set bar.Sliding pin is slideably arranged in the first plate body
With the second plate body.Reset spring is sheathed on sliding pin and between the first plate body and the second plate body.Reset spring one end is used for
The first plate body is forced in, the other end is for forcing in sliding pin.Sliding pin is fixed in one end of set bar, and the other end can be against
Rotating member.The rotating member of rotation can push sliding pin by set bar.It can guarantee the deformation direction of reset spring whereby, and
Keep the operation of self-locking device more stable.
In another exemplary embodiment of self-locking device, one end of reset spring is against the first plate body, the other end
Against set bar, set bar is between the first plate body and the second plate body.Reset spring is not necessarily to and the fixed company of other component whereby
It connects, the manufacture of self-locking device can be made simpler.
In also a kind of exemplary embodiment of self-locking device, limit assembly further includes an air ring, around cunning
Dynamic pin setting, and between reset spring and set bar.One end of reset spring is against the first plate body, and the other end is by annular
Pad is against set bar.The overall diameter of air ring is greater than the overall diameter of reset spring.Reset spring in use process is avoided to twine whereby
It is wound on set bar and can not work normally.
In also a kind of exemplary embodiment of self-locking device, rotating member has a linkage hole.Set bar is arranged in
Linkage hole.Rotating member can push set bar by the hole wall in linkage hole.Rotating member can be prevented when not pushing set bar whereby
Arbitrarily rotation.
In also a kind of exemplary embodiment of self-locking device, support frame further includes a side plate, connects the first plate
Body and the second plate body and between sliding pin and rotating member.There is a long hole, the length direction of long hole is parallel on side plate
The glide direction of limit assembly, set bar are arranged in long hole, and rotating member is rotatably worn by a pin shaft being arranged on
Set on side plate.It prevents sliding pin from rotating around own axes whereby, pushes position to prevent rotating member caused by the rotation of sliding stop pin
Inaccuracy pushes failure.
In also a kind of exemplary embodiment of self-locking device, set bar be columned resilient key, wear it is solid
Due to sliding pin, sliding pin is straight pin.It is convenient for the assembling of set bar and sliding pin whereby.
In also a kind of exemplary embodiment of self-locking device, the rotation of the glide direction of limit assembly perpendicular to rotating member
Shaft axis.
In also a kind of exemplary embodiment of self-locking device, there is rotating member one to be supported along what its axial rotary extended
By face, pushing abutment face can be such that rotating member rotates.
The utility model additionally provides a kind of switchgear comprising a cabinet body, a handcart, an above-mentioned self-locking dress
It sets and a valve mechanism.Handcart can be along an installation direction push-in or removal cabinet body.The support frame of self-locking device is fixed to be connected
It receives at the counter body.Limit assembly can lock be in a closed state for valve mechanism.Along the hand of installation direction push-in cabinet body
Vehicle can push rotating member so that rotating member rotates, and then limit assembly is driven to slide towards the direction for unlocking the closed state.
When handcart removes cabinet body, the reset spring of accumulation of energy can drive limit assembly to slide towards the direction for locking the closed state.It should
The self-locking device of switchgear can be when handcart be pushed into cabinet body, closed form of automatic unlocking valve mechanism under the pushing of handcart
State simultaneously makes reset spring accumulation of energy；And after handcart removes cabinet body, locked automatically by the elastic-restoring force of the reset spring of accumulation of energy
The closed state of valve mechanism reduces the security risk and switch of staff without manually carrying out solution padlock operation whereby
The impaired probability of cabinet.
In another exemplary embodiment of switchgear, valve mechanism includes a valve, a driving member and one
A revolving part.Valve is slidably connected cabinet body.Driving member can drivingly connect valve.Revolving part be rotatably coupled cabinet body and
Driving member can drivingly be connected.The revolving part of rotation can drive valve sliding by driving member.Rotation revolving part can make to live
Door machine structure enters or exits the closed state.Limit assembly can be against the revolving part of place in this closed condition, to prevent to revolve
Turn part rotation, and then locks the closed state that valve mechanism is in.Self-locking device can be made in switchgear by the way that driving member is arranged
In space layout it is more flexible.
Detailed description of the invention
The following drawings only does schematic illustration and explanation to the utility model, does not limit the scope of the utility model.
Fig. 1 is a kind of structural schematic diagram of exemplary embodiment of the self-locking device for shutter mechanism of switch cabinet.
Fig. 2 is the schematic diagram of self-locking device clipped structure shown in FIG. 1.
Fig. 3 is used to illustrate the action state of self-locking device shown in FIG. 1.
Fig. 4 to Fig. 7 is used to illustrate the working mechanism of self-locking device shown in FIG. 1.
Label declaration
100 self-locking devices
10 support frames
11 first plate bodys
12 second plate bodys
13 side plates
132 long holes
20 rotating members
21 linkage holes
22 pin shafts
25 abutment faces
30 limit assemblies
31 sliding pins
32 set bars
33 air rings
40 reset springs
500 cabinet bodies
600 handcarts
700 valve mechanisms
71 valve
72 revolving parts
74 driving members.
Specific embodiment
In order to which the technical features, objects and effects to utility model are more clearly understood, Detailed description of the invention sheet is now compareed
The specific embodiment of utility model, identical label indicates that structure is identical or structure is similar but the identical portion of function in the various figures
Part.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
Fig. 1 and Fig. 2 is a kind of structural representation of exemplary embodiment of the self-locking device for shutter mechanism of switch cabinet
Figure, it is clear in order to show, part-structure is omitted in Fig. 2.As depicted in figs. 1 and 2, self-locking device 100 includes a support frame
10,20, limit assemblies 30 of a rotating member and a reset spring 40.
Rotating member 20 is rotatably attached support frame 10 (pivot center is shown in figure chain lines).Limit assembly 30 is slideably
It connects support frame 10 (glide direction is shown in two-way linear arrow A in figure).The glide direction of limit assembly 30 can be perpendicular to rotation
The pivot center of part 20, this vertically can be within a certain error range, but the extending direction of glide direction and pivot center is unlimited
In vertical, it can also be other angles.Limit assembly 30 is for locking or unlocking valve mechanism is in one by sliding
A closed state (i.e. the state of valve closing).In addition, sliding of the limit assembly 30 when locking the closed state of valve mechanism
Direction is opposite with the glide direction when closed state of unlock valve mechanism.In the present embodiment, the closed form of valve mechanism is locked
State means that valve cannot be turned on, and is always maintained at the state of closing, and the closed state for unlocking valve mechanism means valve energy
It is enough turned on, can switch between the state of closing and the state of unlatching.One end of reset spring 40 is for forcing in limit
Component 30, the other end is for forcing in support frame 10.
Rotating member 20 can push limit assembly 30 relative to support frame 10 towards unlocking the closed state by rotating
Direction sliding, such as upwardly direction in two-way linear arrow A, so that 40 accumulation of energy of reset spring.State i.e. shown in Fig. 2
Under, limit assembly 30 can be pushed by rotary motion part 20, make limit assembly 30 relative to 10 upward sliding of support frame, reach
State shown in Fig. 3,40 accumulation of energy of reset spring.Fig. 2 to Fig. 3 shows the case where reset spring 40 leads to accumulation of energy by compression, when
So, reset spring 40, which can also be, is stretched and leads to accumulation of energy, is not limited thereto.The reset spring 40 of accumulation of energy is for forcing in
Limit assembly 30 is so that limit assembly 30 is downward towards the direction sliding for locking the closed state, such as in two-way linear arrow A
Direction.That is the state shown in state action to Fig. 2 as shown in Figure 3 under the action of reset spring 40.
In this exemplary embodiment, rotating member 20 is in " V " type structure, and pivot center is located at turning for " V " type structure
A contact arm is respectively arranged in crook, the two sides of " V " type structure corner, and one of contact arm is another for pushing limit assembly 30
A contact arm is used to receive the promotion of external force and rotates rotating member 20, but not limited to this.
Fig. 4 to Fig. 7 is used to illustrate the working mechanism of above-mentioned self-locking device, and wherein Fig. 4 and Fig. 5 is shown under a state
Two visual angles, Fig. 6 and Fig. 7 show two visual angles under another state.As shown, the self-locking device 100 is for switching
When the valve mechanism of cabinet, the support frame 10 of self-locking device 100 is fixedly connected with the cabinet body 500 of switchgear.As shown in Figure 4 and Figure 5, exist
Handcart 600 is pushed into before cabinet body 500 (for purposes of illustration only, handcart 600 and cabinet body 500 only show dependency structure), valve mechanism
700 are in closed state, and self-locking device 100, which be in state shown in Fig. 2 and its limit assembly 30 and locks this of valve mechanism 700, to be closed
Conjunction state.As shown in Figure 6 and Figure 7, the handcart 600 along an installation direction B push-in cabinet body 500 pushes rotating member 20 so that rotation
Part 20 rotates, and then drives limit assembly 30 towards direction (the i.e. upward side in two-way linear arrow A for unlocking the closed state
To) sliding, 40 accumulation of energy of reset spring, state shown in the arrival of self-locking device 100 Fig. 3；Limit assembly 30 after movement does not relock
The closed state (unlocking the closed state) of valve mechanism 700, valve mechanism 700 is able to enter or exits the closed form
State.After handcart 600 removes cabinet body 500, valve mechanism 700 is closed, the reset spring 40 of accumulation of energy drive limit assembly 30 towards
Direction (i.e. downwardly direction in the two-way linear arrow A) sliding of the closed state is locked, self-locking device 100 restores to Fig. 2 institute
Show state, limit assembly 30 locks the closed state of valve mechanism 700 again.
The self-locking device 100 can be when handcart 600 be pushed into cabinet body 500, the automatic unlocking valve under the pushing of handcart 600
The closed state of mechanism 700 simultaneously makes 40 accumulation of energy of reset spring；And after handcart 600 removes cabinet body 500, pass through the reset of accumulation of energy
The elastic-restoring force of spring 40 locks the closed state of valve mechanism 700 automatically, without manually carrying out solution padlock operation, whereby
Reduce the security risk of staff and the impaired probability of switchgear.
In exemplary embodiment, support frame 10 includes first plate body 11 and second plate body being oppositely arranged
12.Limit assembly 30 includes a sliding pin 31 and a set bar 32.Sliding pin 31 is slideably arranged in the first plate body 11
With the second plate body 12.Reset spring 40 is sheathed on sliding pin 31 and between the first plate body 11 and the second plate body 12.Reset bullet
40 one end of spring is for forcing in the first plate body 11, and the other end is for forcing in sliding pin 31.Cunning is fixed in one end of set bar 32
Dynamic pin 31, the other end can be against rotating member 20.The rotating member 20 of rotation can push sliding pin 31 by set bar 32.Whereby
It can guarantee the deformation direction of reset spring 40, and keep the operation of self-locking device more stable.
In other exemplary embodiments, limit assembly 30 can also be integrally formed.Certainly, support frame 10 can also be with one
It is body formed.
In exemplary embodiment, one end of reset spring 40 is against the first plate body 11, and the other end is against set bar 32
To force in sliding pin 31.Set bar 32 is between the first plate body 11 and the second plate body 12.Whereby reset spring 40 be not necessarily to
Other component is fixedly connected, and the manufacture of self-locking device can be made simpler.
In exemplary embodiment, limit assembly 30 further includes an air ring 33, and circular sliding pin 31 is arranged, and
Between reset spring 40 and set bar 32.Reset spring 40 is by air ring 33 against set bar 32.Outside air ring 33
Diameter is greater than the overall diameter of reset spring 40.Avoid in use process whereby reset spring 40 be wrapped on set bar 32 and can not
It works normally.
In exemplary embodiment, rotating member 20 has a linkage hole 21.Set bar 32 is arranged in linkage hole 21.Turn
Moving part 20 can push set bar 32 by the hole wall in linkage hole 21.Rotating member 20 can be prevented when not pushing set bar 32 whereby
Arbitrarily rotation.
Referring to Fig. 1, in exemplary embodiment, support frame 10 further includes a side plate 13, connects the first plate body 11
With the second plate body 12, and between sliding pin 31 and rotating member 20.Side plate 13 has a long hole 132, the length of long hole 132
It is oriented parallel to the glide direction of limit assembly 30, set bar 32 is arranged in long hole 132, to prevent sliding pin 31 around own axes
Rotation.Rotating member 20 is rotatably arranged in side plate 13 by a pin shaft 22 being arranged on.Sliding pin can be prevented whereby
Rotating member 20 caused by 31 rotations pushes position inaccuracy or pushes failure.
In exemplary embodiment, set bar 32 is columned resilient key, is fixed on sliding pin 31 with wearing.It is sliding
Dynamic pin 31 is straight pin.It is convenient for the assembling of set bar 32 and sliding pin 31 whereby.
In exemplary embodiment, rotating member 20 has the abutment face 25 extended along its axial rotary, is pushed into cabinet
The handcart 600 of body 500 can be such that rotating member 20 rotates by pushing abutment face 25.When handcart 600 is pushed into cabinet body 500, Ke Neng
Slight displacement occurs upwards for the rotation axis of rotating member 20, which extends along the axial rotary of rotating member 20 can avoid
Handcart 600 can not touch the situation of rotating member 20.
The utility model additionally provides a kind of switchgear, in a kind of its exemplary embodiment, refers to Fig. 4 to Fig. 7,
Switchgear includes the handcart 600, one of cabinet body 500, one self-locking device 100 shown in FIG. 1 and a valve mechanism 700,
For purposes of illustration only, cabinet body 500 and handcart 600 only show dependency structure, i.e., it is only the signal of the section components of cabinet body 500 in figure
Figure, and only handcart 600 section components schematic diagram.Handcart 600 can be along an installation direction push-in or removal cabinet body
500.The support frame 10 of self-locking device 100 is fixedly connected with cabinet body 500.Valve mechanism 700 has a closed state, and (i.e. valve closes
The state closed), limit assembly 30 can lock the closed state that valve mechanism 700 is in.Cabinet body is pushed into along the installation direction
500 handcart 600 can push rotating member 20 so that rotating member 20 rotates, and then drives limit assembly 30 towards the unlock closure
It slides to unlock the closed state of valve mechanism 700 in the direction of state.When handcart 600 removes cabinet body 500, the reset bullet of accumulation of energy
Spring 40 can drive limit assembly 30 to slide towards the direction for locking the closed state to lock the closed form of valve mechanism 700
State.The working mechanism of the switchgear has been described above, and details are not described herein.
The self-locking device 100 of the switchgear can be automatic under the pushing of handcart 600 when handcart 600 is pushed into cabinet body 500
It unlocks the closed state of valve mechanism 700 and makes 40 accumulation of energy of reset spring；And after handcart 600 removes cabinet body 500, pass through storage
The elastic-restoring force of the reset spring 40 of energy locks the closed state of valve mechanism 700 automatically, without manually carrying out solution padlock
Operation reduces the security risk of staff and the impaired probability of switchgear whereby.
In exemplary embodiment, valve mechanism 700 includes 71, driving members 74 of a valve and a revolving part
72.Valve 71 is slidably connected cabinet body 500.Driving member 74 can drivingly connect valve 71.Revolving part 72 is rotatably coupled
Cabinet body 500 and it can drivingly connect driving member 74.The revolving part 72 of rotation can drive valve 71 to slide by driving member 74.Rotation
Turning revolving part 72 can make valve mechanism 700 enter or exit the closed state.Limit assembly 30 can be against being in the closure
Revolving part 72 under state, to prevent revolving part 72 from rotating, and then it is (i.e. living to lock the closed state that valve mechanism 700 is in
The state that door 71 is closed).Space layout of the self-locking device 100 in switchgear can be made more flexible by the way that driving member 74 is arranged.
But not limited to this, in other exemplary embodiments, valve mechanism 700 can also be other knots that can be realized its function
Structure；Limit assembly 30 can also the valve mechanism 700 of the place of directly abutting in this closed condition valve 71, to lock valve machine
The closed state of structure.
In exemplary embodiment, driving member 74 is connecting rod, and one end is rotatably coupled valve 71, and the other end can turn
Revolving part 72 is connected dynamicly.The connection structure stability is higher.
Although not each embodiment only includes one it should be appreciated that this specification describes according to various embodiments
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solutions in the various embodiments may also be suitably combined for bright book, and forming those skilled in the art can be with
The other embodiments of understanding.
The series of detailed descriptions listed above only for the utility model possible embodiments it is specific
Illustrate, they are all without departing from made by the utility model skill spirit etc. not to limit the protection scope of the utility model
Effect embodiment or change should be included within the scope of protection of this utility model such as the combination, segmentation or repetition of feature.
Claims (11)
1. being used for the self-locking device of shutter mechanism of switch cabinet characterized by comprising
One support frame (10)；
One rotating member (20), is rotatably attached support frame as described above (10)；
One limit assembly (30), is slidably connected support frame as described above (10), and the limit assembly (30) is for passing through cunning
It moves to lock or unlock the closed state that the valve mechanism is in；And
One reset spring (40), one end is for forcing in the limit assembly (30), and the other end is for forcing in the branch
Support (10)；
The rotating member (20) can push the limit assembly (30) relative to support frame as described above (10) towards solution by rotation
The direction sliding of the closed state is locked, so that the reset spring (40) accumulation of energy, the reset spring (40) of accumulation of energy is used
In force in the limit assembly (30) so that the limit assembly (30) towards lock the closed state direction slide.
2. self-locking device as described in claim 1, which is characterized in that support frame as described above (10) includes one be oppositely arranged
One plate body (11) and second plate body (12)；
The limit assembly (30) includes:
One sliding pin (31) is slideably arranged in first plate body (11) and second plate body (12), described multiple
Position spring (40) is sheathed on the sliding pin (31) and between first plate body (11) and second plate body (12), institute
It states reset spring (40) one end and is used to force in the sliding pin (31) for forcing in first plate body (11), the other end,
With
One set bar (32), one end are fixed on the sliding pin (31), and the other end can be revolved against the rotating member (20)
The rotating member (20) turned can push the sliding pin (31) by the set bar (32).
3. self-locking device as claimed in claim 2, which is characterized in that one end of the reset spring (40) is against described first
Plate body (11), for the other end against the set bar (32), the set bar (32) is located at first plate body (11) and described
Between two plate bodys (12).
4. self-locking device as claimed in claim 2, which is characterized in that the limit assembly (30) further includes an air ring
(33), it is arranged around the sliding pin (31), and between the reset spring (40) and the set bar (32), it is described
One end of reset spring (40) is against first plate body (11), and the other end is by the air ring (33) against the set bar
(32), the overall diameter of the air ring (33) is greater than the overall diameter of the reset spring (40).
5. self-locking device as claimed in claim 2, which is characterized in that the rotating member (20) has a linkage hole (21),
The set bar (32) is arranged in the linkage hole (21), and the rotating member (20) can be by the hole wall of linkage hole (21)
Push the set bar (32).
6. self-locking device the invention according to any one of claims 2 to 5, which is characterized in that support frame as described above (10) further includes one
A side plate (13) connects first plate body (11) and second plate body (12) and is located at the sliding pin (31) and described
Between rotating member (20), the side plate (13) has a long hole (132), and the length direction of the long hole (132) is parallel to described
The glide direction of limit assembly (30), the set bar (32) are arranged in the long hole (132), and the rotating member (20) is by setting
A pin shaft (22) placed on it is rotatably arranged in the side plate (13).
7. self-locking device the invention according to any one of claims 2 to 5, which is characterized in that the set bar (32) is cylindric
Resilient key, be fixed on wearing the sliding pin (31), the sliding pin (31) be straight pin.
8. the self-locking device as described in any one of claims 1 to 5, which is characterized in that the sliding of the limit assembly (30)
Rotation axis of the direction perpendicular to the rotating member (20).
9. self-locking device as described in claim 1, which is characterized in that the rotating member (20) is with one along its axial rotary
The abutment face (25) of extension, pushing the abutment face (25) can be such that the rotating member (20) rotate.
10. switchgear characterized by comprising
One cabinet body (500)；
One handcart (600) along an installation direction push-in or can remove the cabinet body (500)；
One self-locking device (100) as claimed in any one of claims 1-9 wherein, support frame as described above (10) are fixedly connected described
Cabinet body (500)；And
One valve mechanism (700), the limit assembly (30) can lock the closure that the valve mechanism (700) is in
State；The handcart (600) for being pushed into the cabinet body (500) along the installation direction can push the rotating member (20) so that institute
Rotating member (20) rotation is stated, and then the limit assembly (30) is driven to slide towards the direction for unlocking the closed state；The hand
Vehicle (600) remove cabinet body (500) when, the reset spring (40) of accumulation of energy can drive the limit assembly (30) towards
Lock the direction sliding of the closed state.
11. switchgear as claimed in claim 10, which is characterized in that the valve mechanism (700) includes:
One valve (71), is slidably connected the cabinet body (500)；
One driving member (74), can drivingly connect the valve (71)；With
One revolving part (72) is rotatably coupled the cabinet body (500) and can drivingly connect the driving member (74), rotation
The revolving part (72) turned can drive the valve (71) to slide by the driving member (74)；Rotate the revolving part
(72) valve mechanism (700) can be made to enter or exit the closed state；The limit assembly (30) can be against being in
The revolving part (72) under the closed state to prevent the revolving part (72) from rotating, and then locks the valve mechanism
(700) closed state being in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821141258.3U CN208369063U (en) | 2018-07-18 | 2018-07-18 | Self-locking device and switchgear for shutter mechanism of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821141258.3U CN208369063U (en) | 2018-07-18 | 2018-07-18 | Self-locking device and switchgear for shutter mechanism of switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208369063U true CN208369063U (en) | 2019-01-11 |
Family
ID=64925728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821141258.3U Withdrawn - After Issue CN208369063U (en) | 2018-07-18 | 2018-07-18 | Self-locking device and switchgear for shutter mechanism of switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208369063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631204A (en) * | 2018-07-18 | 2018-10-09 | 上海西门子开关有限公司 | Self-locking device and switchgear for shutter mechanism of switch cabinet |
-
2018
- 2018-07-18 CN CN201821141258.3U patent/CN208369063U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631204A (en) * | 2018-07-18 | 2018-10-09 | 上海西门子开关有限公司 | Self-locking device and switchgear for shutter mechanism of switch cabinet |
| CN108631204B (en) * | 2018-07-18 | 2024-01-19 | 上海西门子开关有限公司 | Self-locking device for valve mechanism of switch cabinet and switch cabinet |
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Granted publication date: 20190111 Effective date of abandoning: 20240119 |