CN115749448A - Locking device and electrical equipment - Google Patents
Locking device and electrical equipment Download PDFInfo
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- CN115749448A CN115749448A CN202111024333.4A CN202111024333A CN115749448A CN 115749448 A CN115749448 A CN 115749448A CN 202111024333 A CN202111024333 A CN 202111024333A CN 115749448 A CN115749448 A CN 115749448A
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- 230000005540 biological transmission Effects 0.000 description 4
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- 238000005381 potential energy Methods 0.000 description 2
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Abstract
The utility model provides a locking device and electrical equipment, relates to electrical equipment technical field, includes the base, assembles apron on the base and sets up the locking subassembly on the apron, and the locking subassembly includes the spring bolt, and the spring bolt articulates on the apron, and the spring bolt can rotate at the relative apron of exogenic action down to make spring bolt and base joint. The locking device and the electrical equipment can be conveniently mounted and dismounted.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a locking device and electrical equipment.
Background
Some existing electrical devices, such as lamps, sound boxes or projectors, are mostly fixed on a ceiling in a ceiling-mounted manner, so as to save indoor space as much as possible and improve the aesthetic property and tidiness of the layout.
This kind of mounting means of ceiling type needs fix equipment base on the ceiling earlier, passes through buckle structure and equipment base with equipment body again and realizes the joint, consequently, dismantles the in-process in the installation and need with buckle and draw-in groove accurate counterpoint, leads to the installation to dismantle troublesome, is not convenient for carry out blind operation.
Disclosure of Invention
The invention aims to provide a locking device and electrical equipment, which can be conveniently mounted and dismounted.
The embodiment of the invention is realized by the following steps:
in one aspect of the embodiment of the invention, the locking device comprises a base, a cover plate assembled on the base and a locking assembly arranged on the cover plate, wherein the locking assembly comprises a lock tongue, the lock tongue is hinged on the cover plate, and the lock tongue can rotate relative to the cover plate under the action of external force so as to be clamped with the base. The locking device can be conveniently mounted and dismounted.
Optionally, the locking assembly further comprises a shifting lever, the shifting lever and the lock tongue are respectively arranged on two sides of the cover plate, a through groove is further formed in the cover plate, the shifting lever and the lock tongue are connected through the through groove, the shifting lever is hinged to the cover plate, and the shifting lever can rotate relative to the cover plate under the action of external force to drive the lock tongue to rotate relative to the cover plate.
Optionally, the lock tongue is further provided with a guide post, the shift lever is provided with a guide groove, and the guide post penetrates through the through groove and is slidably disposed in the guide groove.
Optionally, the cover plate is further provided with a butting column, the shifting lever is provided with a slotted hole and a sliding groove which are communicated with each other, the inner diameter of the slotted hole is larger than that of the sliding groove, and the butting column is accommodated in the slotted hole or the sliding groove.
Optionally, the locking assembly further includes a first elastic element, two ends of the first elastic element are respectively connected to the cover plate and the shift lever, the abutting column is accommodated in the slot, the first elastic element is in an extended state, the abutting column slides in the sliding slot, and the first elastic element can drive the shift lever to rotate relative to the cover plate.
Optionally, the abutment column includes a first column body and a second column body connected to each other, a diameter of the first column body is smaller than an inner diameter of the slot, and the diameter of the first column body is larger than the inner diameter of the chute, and the diameter of the second column body is smaller than the inner diameter of the chute.
Optionally, the locking assembly further includes a second elastic member, two ends of the second elastic member are respectively connected to the cover plate and the abutting column, and the second elastic member is used for driving the first cylinder to be accommodated in the slot.
Optionally, a guide groove is formed in the cover plate, and the abutting column and the second elastic piece are both arranged in the guide groove.
Optionally, be provided with installation axle and spacing post on the apron, be provided with the spacing groove on the spring bolt, the spring bolt assemble in install epaxial, spacing post slide set up in the spacing inslot, with right the spring bolt is relative apron pivoted angle is spacing.
Optionally, be provided with the folded plate on the base, be provided with the opening on the apron, the spring bolt stretch out outside the opening with the folded plate joint.
In another aspect of the embodiments of the present invention, an electrical apparatus is provided, which includes the above-mentioned locking device. The locking device can be conveniently mounted and dismounted.
The embodiment of the invention has the beneficial effects that:
the locking device comprises a base, a cover plate assembled on the base and a locking assembly arranged on the cover plate, wherein the locking assembly comprises a spring bolt, the spring bolt is hinged on the cover plate, so that the spring bolt can rotate relative to the cover plate, the spring bolt can rotate relative to the cover plate under the action of external force, the spring bolt is clamped with the base, and the cover plate and the base are clamped to complete assembly. The locking device can be used only by aligning the cover plate with the base, the lock tongue on the cover plate and a certain part on the base are not required to be accurately aligned, the cover plate and the base can be clamped by rotating the lock tongue, and the cover plate and the base can be unlocked by reversely rotating the lock tongue. Because the installation process can omit the step of accurate counterpoint between the smaller parts, and simultaneously, the disassembly process only needs to reversely rotate the lock tongue to release the connection, the locking device can improve the convenience of assembly and disassembly, and the disassembly process does not need to carefully observe the accurate counterpoint, so the locking device can also facilitate the blind operation of a user.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a locking device according to an embodiment of the present invention;
FIG. 2 is a second schematic structural view of the locking device according to the embodiment of the present invention;
FIG. 3 is a third schematic structural view of the locking device according to the embodiment of the present invention;
FIG. 4 is a fourth schematic view of the locking device according to the embodiment of the present invention;
FIG. 5 is a fifth schematic structural view of the locking device according to the embodiment of the present invention;
FIG. 6 is a sixth schematic structural view of the locking device according to the embodiment of the present invention;
FIG. 7 is a seventh schematic view of a lock device according to an embodiment of the present invention;
fig. 8 is an eighth schematic structural view of the locking device according to the embodiment of the present invention.
An icon: 100-a locking device; 10-a base; 11-folded plates; 20-a cover plate; 21-a through groove; 22-a butting column; 221-a first cylinder; 222-a second column; 23-a guide groove; 24-mounting shaft; 25-a limiting column; 26-opening; 30-a locking assembly; 31-a locking tongue; 311-a conducting pillar; 312-a limiting groove; 32-a deflector rod; 321-a conveying groove; 322-slot holes; 323-runner; 33-a first elastic member; 34-a second elastic member; 35-a first cover; 36-second enclosure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1 to 4, the present embodiment provides a locking device 100, which includes a base 10, a cover plate 20 assembled on the base 10, and a locking assembly 30 disposed on the cover plate 20, wherein the locking assembly 30 includes a latch 31, the latch 31 is hinged to the cover plate 20, and the latch 31 can rotate relative to the cover plate 20 under an external force to lock the latch 31 to the base 10. The locking device 100 can be easily installed and removed.
It should be noted that, as shown in fig. 2 to 4, the locking device 100 includes a base 10, a cover 20 and a locking assembly 30, wherein the locking assembly 30 is disposed on the cover 20, and the cover 20 is assembled on the base 10 through the locking assembly 30. Specifically, the locking assembly 30 includes a locking tongue 31, and the locking tongue 31 is hinged to the cover plate 20, so that the locking tongue 31 can rotate relative to the cover plate 20, and when a user applies an external force to the locking tongue 31 to rotate the locking tongue 31 relative to the cover plate 20, the locking tongue 31 and the base 10 can be clamped, so that the cover plate 20 and the base 10 are clamped to complete the assembly. In actual use, the base 10 may be directly fixed to the ceiling, and the cover plate 20 may be fixedly connected to the apparatus body, and detachably mounted to the base 10 through the cover plate 20, so that the apparatus body may be detachably fixed to the ceiling.
Among the prior art, need aim at equipment principal and equipment base earlier, buckle (or draw-in groove) on the equipment principal and draw-in groove (or buckle) accurate counterpoint on the equipment base again, and in this application, only need with apron 20 and base 10 align can, need not to lap the accurate counterpoint of certain part on spring bolt 31 and the base 10 on the spring bolt 20, can make apron 20 and base 10 realize the joint through rotating spring bolt 31, still accessible reverse rotation spring bolt 31 makes apron 20 and base 10 relieve the joint. Because the installation process can omit the accurate step of counterpointing between the less part, simultaneously, the dismantlement process only needs the reversal rotation spring bolt 31 can remove the connection, consequently, this locking device 100 can improve the convenience of installation dismantlement, because again above-mentioned dismouting process need not to carefully observe accurate counterpoint, consequently, this locking device 100 also can the user of being convenient for carry out blind operation.
It should be noted that, regarding the specific position of the latch tongue 31 on the cover plate 20, a person skilled in the art should be able to make a reasonable choice and design according to practical situations, and the specific limitation is not limited herein, but only the latch tongue 31 is rotated to enable the cover plate 20 to be clamped with the base 10. For example, the locking tongue 31 may be disposed on a side of the cover plate 20 facing the base 10, or may be disposed on a side of the cover plate 20 facing away from the base 10. Regarding the specific structure and specific material of the latch tongue 31, those skilled in the art should be able to select and design the latch tongue according to the practical situation, and the design is not limited to this, and it is only necessary to connect the base 10 and the cover plate 20 stably. For example, the latch 31 is a plate structure, and the latch 31 may be made of plastic, or the like.
It should be noted that, regarding the specific structure of the base 10 and the cover 20, those skilled in the art should be able to make reasonable selection and design according to the actual situation, and the specific structure is not limited herein, and only the base 10 and the cover 20 can be matched with each other. Illustratively, the base 10 may have a "convex" configuration or a "concave" configuration, and the cover 20 may also have a "convex" configuration or a "concave" configuration. Regarding the specific materials of the base 10 and the cover 20, those skilled in the art should be able to make reasonable selection and design according to the actual situation, and the material is not limited to be specific, so long as the base 10 and the cover 20 can be stably connected. For example, the base 10 and the cover 20 may be made of plastic, etc.
Exemplarily, as shown in fig. 1 and fig. 2, in this embodiment, the base 10 is in a "convex" shape structure, the cover plate 20 is also in a "convex" shape structure, the latch 31 is disposed on a side of the cover plate 20 away from the base 10, in order to enable the latch 31 to be clamped with the base 10, the cover plate 20 is provided with an opening 26, the latch 31 can extend out of the opening 26 to be clamped with the base 10, and when the base 10 is provided with the folded plate 11, the latch 31 can extend out of the opening 26 to be clamped with the folded plate 11. The base 10 and the flap 11 may be integrally formed during the manufacturing process, wherein the base 10 may form the upper half of the "convex" structure and the flap 11 may form the lower half of the "convex" structure.
As described above, the locking device 100 includes a base 10, a cover plate 20 assembled on the base 10, and a locking assembly 30 disposed on the cover plate 20, wherein the locking assembly 30 includes a latch 31, the latch 31 is hinged to the cover plate 20 so that the latch 31 can rotate relative to the cover plate 20, and the latch 31 can rotate relative to the cover plate 20 under an external force to clamp the latch 31 to the base 10, so that the cover plate 20 is clamped to the base 10 to complete the assembly. This locking device 100 only need with apron 20 and base 10 alignment can, need not to be counterpoint with certain part on the spring bolt 31 on the apron 20 and the base 10 accurate, can make apron 20 and base 10 realize the joint through rotating spring bolt 31, still can make apron 20 and base 10 remove the joint through reverse rotation spring bolt 31. Because the installation process can omit the accurate step of counterpointing between the less part, simultaneously, the dismantlement process only needs the reversal rotation spring bolt 31 can remove the connection, consequently, this locking device 100 can improve the convenience of installation dismantlement, because again above-mentioned dismouting process need not to carefully observe accurate counterpoint, consequently, this locking device 100 also can the user of being convenient for carry out blind operation.
In order to further improve the reliability and stability of the connection between the cover plate 20 and the base 10, as shown in fig. 2 to 4, in the present embodiment, the locking tongue 31 includes a plurality of locking tongues 31, for example, two, three, four, or five locking tongues 31 are arranged at intervals, and for example, the plurality of locking tongues 31 may be uniformly distributed along the circumferential direction of the cover plate 20. When the number of the locking tongues 31 is multiple, in order to assemble the cover plate 20 and the base 10, a user needs to rotate the plurality of locking tongues 31 one by one to enable each locking tongue 31 to be clamped with the base 10, and in order to disconnect the cover plate 20 from the base 10, the user needs to rotate the plurality of locking tongues 31 one by one in the opposite direction to enable each locking tongue 31 to be clamped with the base 10, so that the time required for installation and disassembly increases with the increase of the number of the locking tongues 31.
In order to solve the above problem, as shown in fig. 2 to 4, in the present embodiment, the locking assembly 30 further includes a shift lever 32, the shift lever 32 and the locking tongue 31 are respectively disposed at two sides of the cover plate 20, the cover plate 20 is further provided with a through slot 21, the shift lever 32 and the locking tongue 31 are connected through the through slot 21, the shift lever 32 is hinged to the cover plate 20, and the shift lever 32 can rotate relative to the cover plate 20 under an external force to drive the locking tongue 31 to rotate relative to the cover plate 20.
It should be noted that, as shown in fig. 2 to 4, the locking assembly 30 further includes a lever 32 hinged on the cover plate 20, the lever 32 and the latch 31 are respectively disposed at two sides of the cover plate 20 to prevent the lever 32 from interfering with the latch 31 and the base 10, and in order to enable a linkage relationship between the lever 32 and the latch 31 respectively disposed at two sides of the cover plate 20, the cover plate 20 is further provided with a through slot 21 for connecting the lever 32 and the latch 31. Since the lever 32 is hinged to the cover plate 20, the lever 32 can rotate relative to the cover plate 20, and since the lever 32 and the latch tongue 31 are connected through the through slot 21, when a user applies an external force to the lever 32 to rotate the lever 32 relative to the cover plate 20, the lever 32 can drive the latch tongue 31 to rotate relative to the cover plate 20. Thereby allowing latch 31 to be snapped into engagement with base 10. In this way, regardless of the number of locking tongues 31, each locking tongue 31 may be connected to shift lever 32 through-groove 21. It should be noted that the number of locking tongues 31 and the number of through slots 21 should be arranged in a one-to-one correspondence.
It should be noted that, regarding the specific positions of the shift lever 32 and the lock tongue 31 on the cover plate 20, those skilled in the art should be able to make reasonable selection and design according to the actual situation, and there is no specific limitation here, and it is only necessary to enable the shift lever 32 and the lock tongue 31 to be connected through the through slot 21. Illustratively, when the latch tongue 31 is disposed on a side of the cover plate 20 facing the base 10, the lever 32 is disposed on a side of the cover plate 20 facing away from the base 10, and when the latch tongue 31 is disposed on a side of the cover plate 20 facing away from the base 10, the lever 32 is disposed on a side of the cover plate 20 facing the base 10. Regarding the specific structure and the specific material of the shift lever 32, those skilled in the art should be able to select and design reasonably according to actual situations, and the selection is not limited specifically here, and only needs to enable the shift lever 32 to drive the lock tongue 31 to rotate relative to the cover plate 20. Illustratively, the lever 32 has a ring structure, and the lever 32 may be made of plastic, or the like.
Specifically, as shown in fig. 2, in the present embodiment, a transmission post 311 is further disposed on the latch 31, a transmission slot 321 is disposed on the shift lever 32, and the transmission post 311 is slidably disposed in the transmission slot 321 through the through slot 21, so that the shift lever 32 can drive the latch 31 to rotate relative to the cover plate 20. Of course, in other embodiments, the conducting post 311 and the conducting groove 321 can be interchanged, that is, the latch 31 is further provided with the conducting groove 321, and the driving lever 32 is provided with the conducting post 311. No matter which arrangement mode is adopted, the shape of the conduction groove 321 can guide the conduction pillar 311 to force the lock tongue 31 to rotate according to the preset direction, and meanwhile, the end part of the conduction groove 321 can also limit the conduction pillar 311 to limit the rotation angle of the lock tongue 31 relative to the cover plate 20, so that when the conduction pillar 311 abuts against the end part of the conduction groove 321, the locking device 100 can ensure that the lock tongue 31 and the base 10 are clamped or unlocked.
Referring to fig. 5 to 8, in order to guide and limit the rotation of the shift lever 32 relative to the cover plate 20, in the embodiment, the cover plate 20 is further provided with a contact post 22, the shift lever 32 is provided with a slot 322 and a sliding slot 323 which are communicated with each other, the inner diameter of the slot 322 is larger than that of the sliding slot 323, and the contact post 22 is accommodated in the slot 322 or the sliding slot 323. As the name implies, the difference between the abutting column 22 being accommodated in the slot 322 and the abutting column 22 being accommodated in the sliding slot 323 is that the abutting column 22 cannot slide in the slot 322 and the abutting column 22 can slide in the sliding slot 323.
Specifically, as shown in fig. 5 to 7, when the abutment post 22 is accommodated in the slot 322, since the abutment post 22 cannot slide in the slot 322, the shift lever 32 cannot rotate relative to the cover plate 20 to achieve locking, so that the lock tongue 31 cannot rotate relative to the cover plate 20 to achieve locking, and the involved device can ensure that the lock tongue 31 is disengaged from the base 10; when the contact column 22 is accommodated in the sliding groove 323, since the contact column 22 can slide in the sliding groove 323, the shift lever 32 can be unlocked and rotated relative to the cover plate 20, so that the lock tongue 31 can be unlocked and rotated relative to the cover plate 20, and meanwhile, the shape of the sliding groove 323 can guide the shift lever 32 to force the shift lever 32 to rotate according to a preset direction, and the end of the sliding groove 323 away from the slot hole 322 can also limit the shift lever 32 to limit the angle of rotation of the shift lever 32 relative to the cover plate 20, so that when the shift lever 32 abuts against the end of the sliding groove 323 away from the slot hole 322, the locking device 100 can ensure that the lock tongue 31 is clamped with the base 10.
In order to provide an acting force for the rotation of the shift lever 32 relative to the cover plate 20 and to simplify the operation manner of the user as much as possible, as shown in fig. 5 to 7, in the embodiment, the locking assembly 30 further includes a first elastic member 33, two ends of the first elastic member 33 are respectively connected to the cover plate 20 and the shift lever 32, the abutting column 22 is accommodated in the slot 322, the first elastic member 33 is in an extended state, so that the first elastic member 33 has elastic potential energy in the extended state, the abutting column 22 slides in the sliding slot 323, under the acting force provided by the elastic potential energy, the first elastic member 33 can drive the shift lever 32 to rotate relative to the cover plate 20, and thus the user can drive the shift lever 32 to rotate relative to the cover plate 20 through the first elastic member 33, and thus drive the lock tongue 31 to rotate relative to the cover plate 20 and further clamp the tongue 31 to the base 10, or, the user only needs to accommodate the abutting column in the slot 322, so that the shift lever 32 can be locked relative to the cover plate 20, and thus lock the tongue 31 to release the connection with the base 10.
Regarding the specific structure of the holding column, those skilled in the art should be able to make reasonable selection and design according to the actual situation, and no specific limitation is made here. Illustratively, as shown in fig. 5 and 8, in the present embodiment, the abutment post 22 includes a first cylindrical body 221 and a second cylindrical body 222 connected to each other, the first cylindrical body 221 has a diameter smaller than the inner diameter of the slot hole 322, the first cylindrical body 221 has a diameter larger than the inner diameter of the slide groove 323, and the second cylindrical body 222 has a diameter smaller than the inner diameter of the slide groove 323. Thus, when the holding post is received in the slot 322 through the first cylinder 221, the first cylinder 221 and the slot 322 can cooperate to lock the lever 32 with respect to the cover plate 20, and when the holding post is received in the sliding slot 323 through the second cylinder 222, the second cylinder 222 can slide in the sliding slot 323, so that the lever 32 can rotate with respect to the cover plate 20.
In order to further simplify the operation of the user, as shown in fig. 8, in the present embodiment, the locking assembly 30 further includes a second elastic member 34, two ends of the second elastic member 34 are respectively connected to the cover plate 20 and the abutting column 22, the second elastic member 34 is used for driving the first column 221 to be received in the slot 322, and at this time, the second column 222 extends out of the slot 322. Thus, when no external force is applied to the holding post by a user, the second elastic member 34 can drive the holding post to be accommodated in the slot 322 through the first cylinder 221, at this time, the first cylinder 221 and the slot 322 can cooperate to lock the shift lever 32 relative to the cover plate 20, when the external force is applied to the holding post by the user to make the first cylinder 221 move gradually toward a direction approaching the second elastic member 34, the first cylinder 221 will gradually disengage from the slot 322, at the same time, the second cylinder 222 will gradually enter the slot 322 and finally enter the sliding groove 323 when the first cylinder 221 completely disengages from the slot 322, at this time, the second cylinder 222 can slide in the sliding groove 323, so that the shift lever 32 can rotate relative to the cover plate 20.
As shown in fig. 2, in the present embodiment, in order to protect and protect the locking assembly 30 from dust, a first cover 35 is disposed on a side of the lever 32 facing away from the cover plate 20, and a second cover 36 is disposed on a side of the cover plate 20 facing away from the lever 32. In this case, in order to enable an operator to apply an external force to the holding post, the first cover 35 is provided with an opening to expose the second post 222 through the opening.
In practical use, when a user moves the cover plate 20 gradually toward the base 10, the second cylinder 222 can gradually approach and contact the ceiling to which the base 10 is fixed, and then the second cylinder 222 can gradually move the first cylinder 221 toward the direction approaching the second elastic member 34 under the supporting action of the ceiling, the first cylinder 221 can gradually disengage from the slot 322, and at the same time, the second cylinder 222 can gradually enter the slot 322 and finally enter the sliding groove 323 when the first cylinder 221 completely disengages from the slot 322, at this time, the second cylinder 222 can slide in the sliding groove 323, so that the shift lever 32 can rotate relative to the cover plate 20, so that the lock tongue 31 can be engaged with the base 10, and the cover plate 20 and the base 10 can be assembled. When the cover 20 needs to be disconnected from the base 10, a user only needs to rotate the shift lever 32 to the limit position, so that the first cylinder 221 is aligned with the slot 322, the first cylinder 221 can enter the slot 322 under the action of the second elastic element 34, and meanwhile, the shift lever 32 can drive the lock tongue 31 to rotate relative to the cover 20, so that the lock tongue 31 is disconnected from the base 10, and the cover 20 is disconnected from the base 10.
In order to guide and limit the movement of the second elastic member 34 driving the first cylinder 221, as shown in fig. 8, in this embodiment, a guide groove 23 is provided on the cover plate 20, and the abutment column 22 and the second elastic member 34 are both disposed in the guide groove 23. Preferably, the support column further includes a third column body, the first column body 221 and the second column body 222 are sequentially connected, diameters of the third column body, the first column body 221 and the second column body 222 are sequentially reduced, the second elastic member 34 is connected with the third column body, the guide groove 23 is provided with an opening, so that the first column body 221 and the second column body 222 can extend out of the guide groove 23 through the opening, and the third column body is always accommodated in the guide groove 23, thereby preventing the support column from being separated from the guide groove 23.
In order to further limit the rotation angle of the lock tongue 31 relative to the cover plate 20, as shown in fig. 2 to 4, in this embodiment, the cover plate 20 is provided with an installation shaft 24 and a limit post 25, the lock tongue 31 is provided with a limit groove 312, the lock tongue 31 is assembled on the installation shaft 24, and the limit post 25 is slidably disposed in the limit groove 312 to limit the rotation angle of the lock tongue 31 relative to the cover plate 20. Therefore, when the limiting column 25 abuts against one end of the limiting groove 312, the lock tongue 31 is clamped with the base 10, and when the limiting column 25 abuts against the other end of the limiting groove 312, the lock tongue 31 is disconnected with the base 10.
The application also provides an electrical device. The electrical equipment provided by the embodiment comprises the locking device 100. Since the structure and advantageous effects of the locking device 100 have been described in detail in the foregoing embodiments, they will not be described in detail.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. The locking device (100) is characterized by comprising a base (10), a cover plate (20) assembled on the base (10) and a locking assembly (30) arranged on the cover plate (20), wherein the locking assembly (30) comprises a bolt (31), the bolt (31) is hinged on the cover plate (20), and the bolt (31) can rotate relative to the cover plate (20) under the action of external force so that the bolt (31) is clamped with the base (10).
2. The locking device (100) according to claim 1, wherein the locking assembly (30) further comprises a shift lever (32), the shift lever (32) and the latch tongue (31) are respectively disposed on two sides of the cover plate (20), the cover plate (20) is further provided with a through slot (21), the shift lever (32) and the latch tongue (31) are connected through the through slot (21), the shift lever (32) is hinged to the cover plate (20), and the shift lever (32) can rotate relative to the cover plate (20) under an external force to drive the latch tongue (31) to rotate relative to the cover plate (20).
3. The locking device (100) according to claim 2, wherein the latch tongue (31) further comprises a guide post (311), the lever (32) comprises a guide slot (321), and the guide post (311) is slidably disposed in the guide slot (321) through the through slot (21).
4. A locking device (100) according to claim 2, wherein the cover plate (20) is further provided with a contact post (22), the shift lever (32) is provided with a slot (322) and a sliding slot (323) which are communicated with each other, the inner diameter of the slot (322) is larger than that of the sliding slot (323), and the contact post (22) is accommodated in the slot (322) or the sliding slot (323).
5. The locking device (100) according to claim 4, wherein the locking assembly (30) further comprises a first elastic member (33), both ends of the first elastic member (33) are respectively connected to the cover plate (20) and the shift lever (32), the abutment post (22) is received in the slot (322), the first elastic member (33) is in an extended state, the abutment post (22) slides in the sliding slot (323), and the first elastic member (33) can drive the shift lever (32) to rotate relative to the cover plate (20).
6. A locking device (100) according to claim 4 wherein the abutment post (22) comprises a first cylinder (221) and a second cylinder (222) connected to each other, the first cylinder (221) having a diameter smaller than the inner diameter of the slot (322), the first cylinder (221) having a diameter larger than the inner diameter of the sliding slot (323), the second cylinder (222) having a diameter smaller than the inner diameter of the sliding slot (323).
7. The locking device (100) according to claim 6, wherein the locking assembly (30) further comprises a second elastic member (34), two ends of the second elastic member (34) are respectively connected to the cover plate (20) and the abutment post (22), and the second elastic member (34) is used for driving the first cylinder (221) to be accommodated in the slot (322).
8. A locking device (100) according to claim 7 wherein the cover plate (20) is provided with a guide slot (23) and the abutment post (22) and the second resilient member (34) are both provided in the guide slot (23).
9. The locking device (100) according to any one of claims 1 to 8, wherein the cover plate (20) is provided with a mounting shaft (24) and a limiting post (25), the locking tongue (31) is provided with a limiting groove (312), the locking tongue (31) is assembled on the mounting shaft (24), and the limiting post (25) is slidably arranged in the limiting groove (312) to limit the rotation angle of the locking tongue (31) relative to the cover plate (20).
10. A closure (100) according to any of claims 1-8, wherein the base (10) is provided with a flap (11), the cover (20) is provided with an opening (26), and the locking tongue (31) extends out of the opening (26) and is locked with the flap (11).
11. An electrical apparatus, characterized in that it comprises a locking device (100) according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111024333.4A CN115749448A (en) | 2021-09-02 | 2021-09-02 | Locking device and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111024333.4A CN115749448A (en) | 2021-09-02 | 2021-09-02 | Locking device and electrical equipment |
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| Publication Number | Publication Date |
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| CN115749448A true CN115749448A (en) | 2023-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111024333.4A Pending CN115749448A (en) | 2021-09-02 | 2021-09-02 | Locking device and electrical equipment |
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| CN (1) | CN115749448A (en) |
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