CN217847760U - Sealed operating mechanism unit - Google Patents
Sealed operating mechanism unit Download PDFInfo
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- CN217847760U CN217847760U CN202221998851.6U CN202221998851U CN217847760U CN 217847760 U CN217847760 U CN 217847760U CN 202221998851 U CN202221998851 U CN 202221998851U CN 217847760 U CN217847760 U CN 217847760U
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Abstract
The utility model relates to a sealed operating mechanism unit, which comprises a sealing cover, wherein the sealing cover is provided with a shaft hole, a button hole and a joint hole; the operating mechanism is arranged in the sealing cover, a mechanism shaft of the operating mechanism extends out of the shaft penetrating hole, and a shaft sealing structure is formed between the mechanism shaft and the shaft penetrating hole; the aviation connector of the operating mechanism penetrates out of the connector hole, and a connector sealing structure is formed between the aviation connector and the connector hole; and the external button piece is hermetically arranged on the outer side of the button hole and is suitable for being abutted and matched with a mechanism button of the operating mechanism so as to drive the mechanism button to operate. The operating mechanism is arranged in the sealing cover, so that the sealing of the operating mechanism is realized, and meanwhile, an operator can continue to operate and control the mechanism shaft, the aviation connector and the mechanism button which are operated, so that the operating mechanism can be normally used.
Description
Technical Field
The utility model relates to a canned type operating device unit.
Background
The existing operating mechanisms (circuit breaker mechanisms, isolating mechanisms, compound switch mechanisms and combined switch mechanisms) are all open, the open operating mechanisms are directly contacted with outside air, the safety level is not high, the operating mechanisms need to be sealed for improving the safety registration of the existing circuit breakers, no sealing mechanism specially aiming at the operating mechanisms exists in the existing market, and the problem is solved in urgent need.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, and the sealing type operating mechanism unit is provided to solve the problem of the sealing property of the existing operating mechanism.
The utility model provides a technical scheme that its technical problem adopted is:
there is provided a sealed type operating mechanism unit comprising
The sealing cover is provided with a shaft penetrating hole, a button hole and a joint hole;
the operating mechanism is arranged in the sealing cover, a mechanism shaft of the operating mechanism extends out of the shaft penetrating hole, and a shaft sealing structure is formed between the mechanism shaft and the shaft penetrating hole;
the aviation connector of the operating mechanism penetrates out of the connector hole, and a connector sealing structure is formed between the aviation connector and the connector hole;
and the external button piece is hermetically arranged on the outer side of the button hole and is suitable for being abutted and matched with a mechanism button of the operating mechanism so as to drive the mechanism button to operate.
Further, the shaft sealing structure is:
the sealing groove is arranged on the sealing cover, the shaft penetrating hole is formed in the bottom surface of the sealing groove, and the mechanism shaft penetrates out of the bottom surface of the sealing groove;
the shaft sealing ring is sleeved on the mechanism shaft, an inner ring hole of the shaft sealing ring is in sealing fit with the mechanism shaft, and the inner wall surface of a sealing groove of the outer ring surface of the shaft sealing ring is in rotating sealing fit with the inner wall surface of the sealing groove of the outer ring surface of the shaft sealing ring;
the baffle is sleeved on the mechanism shaft and is positioned outside the shaft sealing ring;
and the clamp spring is clamped on the mechanism shaft and is suitable for limiting the baffle to move on the mechanism shaft.
Further, the shaft seal ring comprises
The center of the ring body is provided with an inner ring hole, and a key protrusion used for being matched with the mechanism shaft is arranged in the inner ring hole;
and the sealing ring edges are arranged outside the ring body, and the sealing ring edges are in rotary sealing fit with the inner wall of the sealing groove.
Further, the external button member comprises
The inner end of the lock rod penetrates through the button hole, a first blocking protrusion is formed at the inner end of the lock rod, an annular clamping groove for clamping the sealing gasket is formed between the first blocking protrusion and the inner wall of the cover body, the outer end of the lock rod is in threaded connection with a locking nut, and a rod hole for mounting an external button is formed in the lock rod;
the periphery of the sealing gasket is clamped in the annular clamping groove, so that a sealing structure is formed between the sealing gasket and the cover body;
the external button is arranged in the rod hole of the lock rod in a penetrating mode, a second blocking protrusion is formed at the inner end of the external button and is suitable for limiting the external button to move out of the rod hole, and the external button is abutted to the sealing gasket to drive the mechanism button to operate.
Further, the gasket comprises
The front end of the outer ring body forms a clamping edge matched with the annular clamping groove, and the rear end of the outer ring body is connected with the rear end of the inner ring body;
the inner ring body is positioned in the outer ring body, the rear end of the inner ring body is connected with the outer ring body, and the front end of the inner ring body is of a closed structure;
the inner ring body is of a cone structure, and the front end of the inner ring body is a plane.
Furthermore, the inner hole of the clamping edge is provided with a pair of inner flat protrusions which are suitable for matching with the outer flat protrusions on the locking rod so as to limit the clamping edge to rotate on the locking rod;
an outer flat protrusion is formed on the lock rod and is suitable for being matched with an inner flat protrusion on the sealing gasket so as to limit the sealing gasket to rotate on the lock rod.
Further, the joint sealing structure is as follows:
the aviation connector is characterized in that a sealing end plate is arranged on a connector body of the aviation connector, the sealing end plate is located in a connector hole, and a connecting bolt penetrates through a sealing cover from the outer side and then is connected with the sealing end plate, so that sealing connection is formed between the sealing end plate and the sealing cover.
Further, the sealing cover comprises
The mask comprises a mask body, wherein one side of the mask body is provided with a mounting hole;
the bottom plate is embedded in the mounting opening and is matched with the cover body to form a step surface;
and a stepped groove is formed in the end face of one side of the sealed front end, and the mounting opening of the cover body and the base plate are both positioned in the stepped groove of the sealing washer.
Further, the cover body comprises
The mechanism cover body is provided with a shaft penetrating hole, a button hole and a cable hole;
the connector cover body is fixedly arranged on the outer side of the cable hole of the mechanism cover body, and a connector hole is formed in the connector cover body.
The beneficial effects of the utility model are that:
the operating mechanism is arranged in the sealing cover, so that the sealing of the operating mechanism is realized, and meanwhile, an operator can continue to operate and control the mechanism shaft, the aviation connector and the mechanism button which are operated, so that the operating mechanism can be normally used.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 and 2 are schematic views of a sealed type operating mechanism unit according to the present invention;
FIG. 3 is a schematic view of a shaft seal arrangement between the mechanism shaft and the seal housing;
FIG. 4 is a schematic view of a shaft seal ring;
FIG. 5 is a schematic view of an external button member;
FIGS. 6 and 7 are schematic views of the gasket;
FIG. 8 is a locking lever schematic;
FIG. 9 is a schematic view of a joint seal configuration;
FIG. 10 is a schematic view of the seal cap, base plate and sealing gasket;
wherein the content of the first and second substances,
2. the sealing cover 21, the mechanism cover body 22, the joint cover body 23, the bottom plate 24 and the sealing washer;
31. mechanism shaft, 32, mechanism button, 33, aviation connector, 331 and sealing end plate;
41. a shaft sealing ring 411, a key protrusion 412, a sealing ring edge 42, a baffle plate 43 and a clamp spring;
5, an external button piece 51, a lock rod 511, a first baffle protrusion 512, an outer flat protrusion 52, a locking nut 53, a sealing gasket 531, an outer ring body 532, a clamping edge 5321, an inner flat protrusion 533, an inner ring body 54 and an external button.
Detailed Description
The invention will now be further described with reference to the accompanying drawings. The drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1 to 10, a seal type operating mechanism unit includes
The sealing cover 2 is provided with a shaft penetrating hole, a button hole and a joint hole;
the operating mechanism is arranged in the sealing cover 2, a mechanism shaft 31 of the operating mechanism extends out of the shaft penetrating hole, and a shaft sealing structure is formed between the mechanism shaft and the shaft penetrating hole;
the aviation connector 33 of the operating mechanism penetrates out of the connector hole, and a connector sealing structure is formed between the aviation connector and the connector hole;
and the external button piece 5 is hermetically arranged outside the button hole and is suitable for being in butt fit with the mechanism button 32 of the operating mechanism so as to drive the mechanism button 32 to operate.
Specifically, as an optional implementation manner in this embodiment, as shown in fig. 3 and 4, the shaft sealing structure is:
the sealing groove is formed in the sealing cover 2, the shaft penetrating hole is formed in the bottom surface of the sealing groove, and the mechanism shaft 31 penetrates out of the bottom surface of the sealing groove;
a shaft seal ring 41 which is sleeved on the mechanism shaft 31, an inner ring hole of which is in sealing fit with the mechanism shaft 31, and an inner wall surface of an outer ring surface seal groove of which is in rotating sealing fit;
the baffle 42 is sleeved on the mechanism shaft 31 and is positioned outside the shaft sealing ring 41;
and the clamp spring 43 is clamped on the mechanism shaft 31 and is suitable for limiting the baffle plate 42 to move on the mechanism shaft 31.
In this embodiment, the sealing performance between the mechanism shaft 31 and the seal cover 2 is ensured by the rotary seal engagement between the inner ring hole and the outer ring surface of the shaft seal ring 41.
Specifically, as an alternative embodiment in this embodiment, as shown in fig. 4, the shaft sealing ring 41 includes
The center of the ring body is provided with an inner ring hole, and a key protrusion 411 matched with the mechanism shaft 31 is arranged in the inner ring hole;
and a plurality of sealing ring edges 412 arranged outside the ring body, wherein each sealing ring edge 412 is matched with the inner wall of the sealing groove in a rotating and sealing mode.
In this embodiment, the mechanism shaft 31 is matched with the key groove in the shaft seal ring 41 through the key protrusion 411, so that the mechanism shaft 31 can stably drive the shaft seal ring 41 to rotate, a sealing protrusion is formed on the key protrusion 411, and the sealing protrusion can improve the sealing performance between the key protrusion 411 and the key groove.
Specifically, as an alternative embodiment in this embodiment, as shown in fig. 5 to 8, the external button 5 includes
A locking rod 51, the inner end of which penetrates through the button hole and the inner end of which forms a first stopping protrusion 511, an annular clamping groove for clamping a sealing gasket 53 is formed between the first stopping protrusion 511 and the inner wall of the cover body, the outer end of which is in threaded connection with a locking nut 52, and a rod hole for installing an external button 54 is arranged in the locking rod 51;
a seal 53, the periphery of which is clamped in the annular clamping groove so as to form a sealing structure between the seal 53 and the cover body;
the external button 54 penetrates through the rod hole of the lock rod 51, a second stopping protrusion is formed at the inner end of the external button, the second stopping protrusion is suitable for limiting the external button 54 to move out of the rod hole, and the external button 54 abuts against the sealing gasket 53 to drive the mechanism button 32 to operate.
In this embodiment, the lock rod 51 is connected with the lock nut 52, the seal gasket 53 is fixed in the button hole, and the external button 54 operates the mechanism button 32 on the inner side by pressing the seal gasket 53.
Specifically, as an alternative embodiment in this embodiment, as shown in fig. 6 and 7, the sealing gasket 53 includes
An outer ring body 531, the front end of which forms a clamping edge 532 for fitting with the annular clamping groove, and the rear end of which is connected with the rear end of the inner ring body 533;
an inner ring 533 located inside the outer ring 531, having a rear end connected to the outer ring 531 and a front end having a closed structure;
the inner ring 533 has a cone structure, and the front end thereof is a plane.
In this embodiment, the front end of the inner ring 533 is matched with the external button 54, and the external button 54 can drive the inner ring 533 to deform by squeezing, so that the external button 54 operates the mechanism button 32; since the inner ring 533 is tapered, after the pressing force of the external button 54 disappears, the inner ring 533 can be quickly restored to its original shape by the restoring force of the spring of the mechanism button 32.
Specifically, as an alternative embodiment in this embodiment, as shown in fig. 5 to 8, a pair of inner flat protrusions 5321 is disposed in the inner hole of the clamping edge 532, and the inner flat protrusions 5321 are adapted to cooperate with the outer flat protrusions 512 on the locking rod 51 to limit the clamping edge 532 from rotating on the locking rod 51;
an outer flat protrusion 512 is formed on the lock lever 51, and the outer flat protrusion 512 is adapted to cooperate with an inner flat protrusion 5321 on the sealing pad 53 to limit the sealing pad 53 from rotating on the lock lever 51.
In this embodiment, the inner flat protrusion 5321 and the outer flat protrusion 512 cooperate to restrict the rotation of the seal 53 on the lock lever 51, so as to limit the circumferential position of the seal 53.
Specifically, as an optional implementation manner in this embodiment, as shown in fig. 9, the joint sealing structure is:
the aviation connector 33 is characterized in that a sealing end plate 331 is arranged on a connector body of the aviation connector 33, the sealing end plate 331 is located in a connector hole, and a connecting bolt penetrates through the sealing cover 2 from the outside and then is connected with the sealing end plate 331, so that the sealing end plate 331 and the sealing cover 2 are connected in a sealing mode.
In this embodiment, a sealing rib is also added to the sealing end plate 331 to improve the sealing performance between the sealing end plate 331 and the sealing cap 2.
Specifically, as an alternative implementation manner in this embodiment, as shown in fig. 10, the sealing cover 2 includes
The mask comprises a mask body, wherein one side of the mask body is provided with a mounting opening;
the bottom plate 23 is embedded in the mounting opening and is matched with the cover body to form a step surface;
the sealing gasket 53 is encircled 24, a step groove is formed in the end face of one side of the sealing front end, and the mounting opening of the cover body and the base plate are both positioned in the step groove of the sealing gasket 53.
In this embodiment, the cover body is of an integral structure.
As an implementation of the cover in the above embodiments, the cover may be designed as a separate structure, that is, the cover includes
The mechanism cover body 21 is provided with a shaft penetrating hole, a button hole and a cable hole;
the connector cover 22 is fixedly arranged outside the cable hole of the mechanism cover 21, a connector is arranged on the connector cover 22, and the cable is accommodated in the connector cover 22.
In this embodiment, the mounting opening is formed in the mechanism cover 21 and is opposite to the shaft hole, the button hole, and the cable hole.
The utility model discloses a canned type operating device unit has just carried out sealed setting with operating device through sealed cowling 2, does not influence operating personnel simultaneously and operates operating device's mechanism axle 31, and operating personnel can operate operating device's mechanism button 32 through external button 5, and operating device's aviation connector 33 can externally peg graft.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A sealed operating mechanism unit is characterized by comprising
The sealing cover is provided with a shaft penetrating hole, a button hole and a joint hole;
the operating mechanism is arranged in the sealing cover, a mechanism shaft of the operating mechanism extends out of the shaft penetrating hole, and a shaft sealing structure is formed between the mechanism shaft and the shaft penetrating hole;
the aviation connector of the operating mechanism penetrates out of the connector hole, and a connector sealing structure is formed between the aviation connector and the connector hole;
and the external button piece is hermetically arranged on the outer side of the button hole and is suitable for being abutted and matched with a mechanism button of the operating mechanism so as to drive the mechanism button to operate.
2. The sealed-type actuator unit according to claim 1, wherein,
the shaft sealing structure is as follows:
the sealing groove is arranged on the sealing cover, the shaft penetrating hole is formed in the bottom surface of the sealing groove, and the mechanism shaft penetrates out of the bottom surface of the sealing groove;
the shaft sealing ring is sleeved on the mechanism shaft, an inner ring hole of the shaft sealing ring is in sealing fit with the mechanism shaft, and the inner wall surface of a sealing groove of the outer ring surface of the shaft sealing ring is in rotating sealing fit with the inner wall surface of the sealing groove of the outer ring surface of the shaft sealing ring;
the baffle is sleeved on the mechanism shaft and is positioned outside the shaft sealing ring;
and the clamp spring is clamped on the mechanism shaft and is suitable for limiting the baffle to move on the mechanism shaft.
3. The sealed-type actuator unit according to claim 2,
the shaft seal ring comprises
The center of the ring body is provided with an inner ring hole, and a key protrusion used for being matched with the mechanism shaft is arranged in the inner ring hole;
and the sealing ring edges are arranged outside the ring body, and the sealing ring edges are in rotary sealing fit with the inner wall of the sealing groove.
4. The sealed-type actuator unit according to claim 1, wherein,
the external button member comprises
The inner end of the lock rod penetrates through the button hole, a first blocking protrusion is formed at the inner end of the lock rod, an annular clamping groove used for clamping a sealing gasket is formed between the first blocking protrusion and the inner wall of the cover body, the outer end of the lock rod is in threaded connection with a locking nut, and a rod hole used for installing an external button is formed in the lock rod;
the periphery of the sealing gasket is clamped in the annular clamping groove, so that a sealing structure is formed between the sealing gasket and the cover body;
the external button is arranged in the rod hole of the lock rod in a penetrating mode, a second blocking protrusion is formed at the inner end of the external button and is suitable for limiting the external button to move out of the rod hole, and the external button is abutted to the sealing gasket to drive the mechanism button to operate.
5. The sealed-type actuator unit according to claim 4, wherein,
the sealing gasket comprises
The front end of the outer ring body forms a clamping edge matched with the annular clamping groove, and the rear end of the outer ring body is connected with the rear end of the inner ring body;
the inner ring body is positioned in the outer ring body, the rear end of the inner ring body is connected with the outer ring body, and the front end of the inner ring body is of a closed structure;
the inner ring body is of a cone-shaped structure, and the front end of the inner ring body is a plane.
6. The sealed-type actuator unit according to claim 5, wherein,
the inner hole of the clamping edge is provided with a pair of inner flat protrusions which are suitable for matching with the outer flat protrusions on the lock rod so as to limit the clamping edge from rotating on the lock rod;
an outer flat protrusion is formed on the lock rod and is suitable for being matched with an inner flat protrusion on the sealing gasket so as to limit the sealing gasket to rotate on the lock rod.
7. The sealed-type actuator unit according to claim 1,
the joint sealing structure is as follows:
the aviation connector is characterized in that a sealing end plate is arranged on a connector body of the aviation connector and is located in a connector hole, and a connecting bolt penetrates through a sealing cover from the outer side and then is connected with the sealing end plate, so that sealing connection is formed between the sealing end plate and the sealing cover.
8. The sealed-type actuator unit according to claim 1, wherein,
the sealing cover comprises
The mask comprises a mask body, wherein one side of the mask body is provided with a mounting opening;
the bottom plate is embedded in the mounting opening and is matched with the cover body to form a step surface;
and a step groove is formed on the end face of one side of the sealed front end, and the mounting opening of the cover body and the base plate are both positioned in the step groove of the sealing washer.
9. The sealed-type actuator unit according to claim 8, wherein,
the cover body comprises
The mechanism cover body is provided with a shaft penetrating hole, a button hole and a cable hole;
the connector cover body is fixedly arranged on the outer side of the cable hole of the mechanism cover body, and a connector hole is formed in the connector cover body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221998851.6U CN217847760U (en) | 2022-07-29 | 2022-07-29 | Sealed operating mechanism unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221998851.6U CN217847760U (en) | 2022-07-29 | 2022-07-29 | Sealed operating mechanism unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217847760U true CN217847760U (en) | 2022-11-18 |
Family
ID=84012618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221998851.6U Active CN217847760U (en) | 2022-07-29 | 2022-07-29 | Sealed operating mechanism unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217847760U (en) |
-
2022
- 2022-07-29 CN CN202221998851.6U patent/CN217847760U/en active Active
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