Closed box body end cover combination opened in electric control mode
Technical Field
The invention relates to an end cover combination of a closed box body, in particular to an end cover combination of a closed box body opened in an electric control mode.
Background
In the prior art, when the airtight box for storing inert gas for a long time is used, the common uncovering method is an explosion type uncovering mode or a manual uncovering mode, but the explosion type uncovering mode or the manual uncovering mode has the defects of low uncovering efficiency, large potential safety hazard and the like.
Disclosure of Invention
The invention aims to provide an electrically-controlled opening closed box body end cover combination, which can realize locking, gas sealing, automatic opening, mooring after opening a cover in place and signal feedback after opening the cover in place of the closed box body end cover combination, and has the advantages of safety, reliability, quick unlocking, good sealing performance and the like.
The purpose of the invention is realized by the following technical scheme:
an end cover assembly of an airtight box body opened in an electric control mode comprises an end cover body, a flange and a locking/unlocking assembly, wherein one end of the end cover body is hinged to one end of the flange through an end cover body pin shaft; the locking/unlocking assembly comprises an end cover body hook, a locking hook pin shaft, a locking hook reset spring, an unlocking slide block pin shaft, a shifting fork pin shaft, an electromagnetic driver and an electromagnetic driver cover plate; the end cover body hook is fixedly connected to the end cover body through a bolt; the locking hook is connected to the flange through a locking hook pin shaft, and the inner side surface of the locking hook is attached to the outer side surface of the flange; the locking hook reset spring is sleeved on the locking hook pin shaft, and two ends of the locking hook reset spring are respectively and fixedly connected to the locking hook and the locking hook pin shaft; the locking hook reset spring is blocked at the outer end of the locking hook; an inclined plane is arranged at the left lower corner of the locking hook, and the inclined plane at the left lower corner of the locking hook is matched with the inclined plane of the unlocking slide block; the left end surface of the unlocking slide block is in sliding fit with the unlocking slide block pin shaft; the shifting fork is hinged on the flange through a shifting fork pin shaft; one end of the shifting fork is inserted into a shifting fork groove on the pin shaft of the unlocking slide block, and the other end of the shifting fork is hinged with the electromagnetic driver; the electromagnetic driver is fixedly connected to the flange; the electromagnetic driver cover plate is fixedly connected to the flange, and the electromagnetic driver cover plate is blocked at the outer end of the electromagnetic driver.
When the end cover body is buckled on the flange, the hook of the end cover body is meshed with the locking hook.
The closed box body end cover combination opened by electric control also comprises an uncovering in-place mooring component; the cover opening in-place mooring component comprises a cover opening torsion spring, a mooring hook I, a mooring hook II and a mooring hook II return spring; the cover opening torsion spring is sleeved on the end cover body pin shaft, one end of the cover opening torsion spring is clamped on the flange, and the other end of the cover opening torsion spring is clamped on the end cover body; the mooring hook I is fixedly connected to the end cover body, and the mooring hook II is connected to the flange in a sliding fit manner; the mooring hook II reset spring is in sliding fit with the inner side of the flange, and two ends of the mooring hook II reset spring are respectively fixedly connected with the mooring hook II and the flange.
The end cover combination of the closed box body opened by electric control is characterized in that one end of the mooring hook I in sliding contact with one end of the mooring hook II is provided with an inclined plane respectively.
When the opening angle between the end cover body and the flange is not less than 95 degrees, the mooring hook I and the mooring hook II are meshed.
The closed box body end cover combination opened by electric control also comprises an uncovering in-place feedback assembly; the uncovering in-place feedback assembly comprises an in-place feedback device; the in-place feedback device is arranged on the flange; when the mooring hook I and the mooring hook II are meshed, the end cover body is pressed on the in-place feedback device.
The closed box body end cover assembly capable of being opened by electric control further comprises two uncovering pressure spring assemblies, and the two uncovering pressure spring assemblies are symmetrically arranged at two ends of the locking/unlocking assembly; the uncovering pressure spring assembly comprises an uncovering pressure spring pressing rod, an uncovering pressure spring pressing cap and an uncovering pressure spring positioning pin; the cover opening pressure spring pressing rod is fixedly connected to the end cover body, the lower end of the cover opening pressure spring is connected to the flange through the cover opening pressure spring positioning pin, and the upper end of the cover opening pressure spring is fixedly connected with the cover opening pressure spring pressing cap.
When the end cover body is buckled on the flange, the uncovering pressure spring pressing rod is propped against the uncovering pressure spring pressing cap.
The closed box body end cover combination opened by electric control also comprises a sealing assembly, wherein the sealing assembly comprises an O-shaped sealing ring, a sealing rubber strip and a conductive rubber sealing gasket; the O-shaped sealing ring is arranged in a radial sealing groove of the flange; the sealing rubber strip is arranged in the axial groove of the flange; the conductive rubber sealing gasket is arranged on the lower end face of the flange; when the end cover body is buckled on the flange, the sealing surface of the end cover body presses the O-shaped sealing ring or the end surface of the end cover body presses the sealing rubber strip; when the flange is connected with the closed box body, the conductive rubber sealing gasket is arranged between the lower end face of the flange and the closed box body.
The invention has the beneficial effects that: the electric control opening closed box body end cover combination can realize locking, gas sealing, automatic opening, mooring after the cover is opened in place and signal feedback after the cover is opened in place of the closed box body end cover combination, and has the advantages of safety, reliability, quick unlocking, good sealing performance and the like.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a second overall structural schematic of the present invention;
FIG. 3 is a third schematic view of the overall structure of the present invention;
FIG. 4 is a fourth schematic view of the overall structure of the present invention;
FIG. 5 is a first cross-sectional view of the overall structure of the present invention;
FIG. 6 is a schematic view of a partially enlarged structure of the present invention;
FIG. 7 is a second cross-sectional view of the overall structure of the present invention;
FIG. 8 is a schematic structural view of the internal locking/unlocking assembly of the present invention;
FIG. 9 is a schematic view of a partially enlarged structure of the present invention;
FIG. 10 is an enlarged partial schematic view of the present invention;
FIG. 11 is a schematic structural view of the inner end cap body of the present invention;
FIG. 12 is a schematic view of the construction of the internal flange of the present invention;
fig. 13 is a schematic view showing the structure of the opening cover compression spring assembly in the invention;
FIG. 14 is a schematic structural view of the end cap body hook of the present invention;
FIG. 15 is a third sectional view of the overall structure of the present invention;
fig. 16 is a sectional view of the overall structure of the present invention.
In the figure: an end cap body 1; an end cover body pin shaft 1-1; a flange 2; m8 screw hole 2-1; a locking/unlocking assembly 3; the end cover body is provided with a hook 3-1; 3-2 parts of a locking hook; locking a hook pin shaft 3-3; locking a hook reset spring 3-4; unlocking the sliding block 3-5; unlocking the slide block pin shaft 3-6; 3-7 of a shifting fork; 3-8 parts of a shifting fork pin shaft; 3-9 of an electromagnetic driver; a rotor 3-9-1 of the electromagnetic driver; stator 3-9-2 of the electromagnetic driver; electromagnetic driver cover plate 3-10; uncovering the mooring component 4 in place; uncovering a torsion spring 4-1; a mooring hook I4-2; a mooring hook II 4-3; 4-4 of a return spring of a mooring hook II; uncovering in-place opening feedback assembly 5; a position feedback device 5-1; a cover opening compression spring assembly 6; a cover opening pressure spring compression bar 6-1; a cover opening pressure spring 6-2; opening a cover, pressing a pressure spring and pressing a cap 6-3; a positioning pin 6-4 for opening a cover and pressing a spring; a seal assembly 7; an O-shaped sealing ring 7-1; 7-2 of a sealing rubber strip; and a conductive rubber gasket 7-3.
Detailed Description
The invention is described in further detail below with reference to fig. 1-16.
The first embodiment is as follows:
as shown in fig. 1-16, an electrically controlled opening end cover assembly of a sealed box body comprises an end cover body 1, a flange 2 and a locking/unlocking assembly 3, wherein one end of the end cover body 1 is hinged with one end of the flange 2 through an end cover body pin shaft 1-1; the locking/unlocking assembly 3 comprises an end cover body hook 3-1, a locking hook 3-2, a locking hook pin shaft 3-3, a locking hook reset spring 3-4, an unlocking slide block 3-5, an unlocking slide block pin shaft 3-6, a shifting fork 3-7, a shifting fork pin shaft 3-8, an electromagnetic driver 3-9 and an electromagnetic driver cover plate 3-10; the end cover body hook 3-1 is fixedly connected to the end cover body 1 through a bolt; the locking hook 3-2 is connected to the flange 2 through a locking hook pin shaft 3-3, and the inner side surface of the locking hook 3-2 is attached to the outer side surface of the flange 2; the locking hook reset spring 3-4 is sleeved on the locking hook pin shaft 3-3, and two ends of the locking hook reset spring 3-4 are respectively and fixedly connected to the locking hook 3-2 and the locking hook pin shaft 3-3; the locking hook reset spring 3-4 is blocked at the outer end of the locking hook 3-2; an inclined plane is arranged at the lower left corner of the locking hook 3-2, and the inclined plane at the lower left corner of the locking hook 3-2 is matched with the inclined plane of the unlocking slide block 3-5; the left end face of the unlocking slide block 3-5 is in sliding fit with the unlocking slide block pin shaft 3-6; the shifting forks 3-7 are hinged on the flange 2 through shifting fork pin shafts 3-8; one end of the shifting fork 3-7 is inserted into a shifting fork groove on the pin shaft 3-6 of the unlocking slide block, and the other end of the shifting fork 3-7 is hinged with the electromagnetic driver 3-9; the electromagnetic drivers 3-9 are fixedly connected to the flange 2; the electromagnetic driver cover plate 3-10 is fixedly connected to the flange 2, and the electromagnetic driver cover plate 3-10 is blocked at the outer end of the electromagnetic driver 3-9.
When the end cover body 1 is buckled on the flange 2, the end cover body hook 3-1 is meshed with the locking hook 3-2.
When the end cover combination of the closed box body opened by electric control is used, the end cover combination can be integrally arranged on the closed box body through 18M 8 threaded holes 2-1 on the flange 2;
when the end cover body 1 is buckled on the flange 2, the end cover body 1 is locked by the locking/unlocking assembly 3, and the thrust of the uncovering pressure spring assembly 6 and the moment of the uncovering torsion spring 4-1 are overcome to achieve a stable locking state;
when the end cover body 1 needs to be opened, an electromagnetic driver 3-9 in the locking/unlocking assembly 3 is driven and controlled, a rotor 3-9-1 of the electromagnetic driver 3-9 moves leftwards and outputs pulling force, the pulling force forces a shifting fork 3-7 to rotate clockwise, the clockwise rotation of the shifting fork 3-7 can drive an unlocking slider pin shaft 3-6 to move rightwards, the unlocking slider pin shaft 3-6 drives an unlocking slider 3-5 to move rightwards, an inclined plane at the lower left corner of a locking hook 3-2 is matched with an inclined plane of the unlocking slider 3-5, so that pressure is generated on the locking hook 3-2 when the unlocking slider 3-5 moves rightwards, the locking hook 3-2 moves outwards, the locking hook 3-2 compresses a locking hook reset spring 3-4, and the locking hook reset spring 3-4 is compressed, and then the locking hook 3-2 is separated from the end cover body hook 3-1, and the end cover body 1 is opened under the action of the cover opening pressure spring assembly 6 and the cover opening torsion spring 4-1, so that reliable and quick unlocking is realized. In the process of opening the front cover, the cover opening pressure spring assembly 6 is mainly used for overcoming the friction force between the O-shaped sealing ring 7-1 and the end cover body 1.
The second embodiment is as follows:
as shown in fig. 1-16, the electrically controlled opening closure body end cap assembly further comprises a cap-in-place mooring component 4; the uncovering in-place mooring component 4 comprises an uncovering torsion spring 4-1, a mooring hook I4-2, a mooring hook II4-3 and a mooring hook II return spring 4-4; the cover opening torsion spring 4-1 is sleeved on the end cover body pin shaft 1-1, one end of the cover opening torsion spring 4-1 is clamped on the flange 2, and the other end of the cover opening torsion spring 4-1 is clamped on the end cover body 1; the mooring hook I4-2 is fixedly connected to the end cover body 1, and the mooring hook II4-3 is connected to the flange 2 in a sliding fit manner; the mooring hook II return spring 4-4 is in sliding fit with the inner side of the flange 2, and two ends of the mooring hook II return spring 4-4 are respectively and fixedly connected with the mooring hook II4-3 and the flange 2.
One end of the mooring hook I4-2 in sliding contact with the mooring hook II4-3 is respectively provided with an inclined surface.
When the opening angle between the end cover body 1 and the flange 2 is not less than 95 degrees, the mooring hook I4-2 and the mooring hook II4-3 are meshed.
When the cover-in-place mooring component 4 is used, as the ends of the mooring hook I4-2 and the mooring hook II4-3 which are in sliding contact are respectively provided with an inclined surface, therefore, when the opening angle between the end cover body 1 and the flange 2 is not less than 95 degrees, the mooring hook I4-2 and the mooring hook II4-3 can slide, the outermost ends of the two inclined planes are engaged and fixed, so that the function of in-place cover opening and mooring is realized, when the end cover body 1 needs to be buckled, the mooring hook II4-3 needs to be slid, so that the mooring hook II4-3 is separated from the mooring hook I4-2, the mooring hook II return spring 4-4 is in a compressed state, therefore, the end cover body 1 can perform overturning movement, after the end cover body 1 is overturned, the mooring hook II4-3 is loosened, and the mooring hook II4-3 returns to the original position under the action of the mooring hook II return spring 4-4.
The third concrete implementation mode:
as shown in fig. 1-16, the electrically controlled opening closure body end cap assembly further comprises a cap-in-place feedback assembly 5; the uncovering in-place feedback assembly 5 comprises an in-place feedback device 5-1; the in-place feedback device 5-1 is arranged on the flange 2; when the mooring hook I4-2 is meshed with the mooring hook II4-3, the end cover body 1 is pressed on the in-place feedback device 5-1. The in-place feedback device 5-1 is a travel switch; when the cover opening in-place feedback assembly 5 is used, and the mooring hook I4-2 and the mooring hook II4-3 are meshed, the end cover body 1 is pressed on the in-place feedback device 5-1, so that the in-place feedback device 5-1 is conducted, and a cover opening in-place feedback signal is output to an upper computer.
The fourth concrete implementation mode:
as shown in fig. 1 to 16, the electrically controlled opening end cover assembly of the sealed box further comprises two uncovering compression spring assemblies 6, wherein the two uncovering compression spring assemblies 6 are symmetrically arranged at two ends of the locking/unlocking assembly 3; the uncovering pressure spring assembly 6 comprises an uncovering pressure spring pressing rod 6-1, an uncovering pressure spring 6-2, an uncovering pressure spring pressing cap 6-3 and an uncovering pressure spring positioning pin 6-4; the cover opening pressure spring pressing rod 6-1 is fixedly connected to the end cover body 1, the lower end of the cover opening pressure spring 6-2 is connected to the flange 2 through a cover opening pressure spring positioning pin 6-4, and the upper end of the cover opening pressure spring 6-2 is fixedly connected with a cover opening pressure spring pressing cap 6-3.
When the end cover body 1 is buckled on the flange 2, the cover opening pressure spring pressing rod 6-1 is pressed against the cover opening pressure spring pressing cap 6-3. When the cover opening pressure spring assembly 6 is used, the friction force between the O-shaped sealing ring 7-1 and the end cover body 1 is overcome.
The fifth concrete implementation mode:
as shown in fig. 1 to 16, the end cover assembly of the closed box body opened by electric control further comprises a sealing assembly 7, wherein the sealing assembly 7 comprises an O-shaped sealing ring 7-1, a sealing rubber strip 7-2 and a conductive rubber sealing gasket 7-3; the O-shaped sealing ring 7-1 is arranged in a radial sealing groove of the flange 2; the sealing rubber strip 7-2 is arranged in an axial groove of the flange 2; the conductive rubber sealing gasket 7-3 is arranged on the lower end face of the flange 2;
when the end cover body 1 is buckled on the flange 2, the sealing surface of the end cover body 1 presses the O-shaped sealing ring 7-1 or the end surface of the end cover body 1 presses the sealing rubber strip 7-2; when the flange 2 is connected with the closed box body, the conductive rubber sealing gasket 7-2 is arranged between the lower end face of the flange 2 and the closed box body. The sealing assembly 7 is mainly used for sealing between the end cover body 1 and the flange 2 and between the flange 2 and the closed box body; when the end cover body 1 is buckled on the flange 2, the sealing surface of the end cover body 1 compresses the O-shaped sealing ring 7-1 or the sealing rubber strip 7-2 to realize the sealing function; the conductive rubber sealing gasket 7-3 is arranged at the joint of the flange 2 and the closed box body, and when the flange 2 is connected with the closed box body, the conductive rubber sealing gasket is compressed to realize a sealing function.
The working principle of the invention is as follows: when the end cover combination of the closed box body opened by electric control is used, the end cover combination can be integrally arranged on the closed box body through 18M 8 threaded holes 2-1 on the flange 2; when the end cover body 1 is buckled on the flange 2, the end cover body 1 is locked by the locking/unlocking assembly 3, and the thrust of the uncovering pressure spring assembly 6 and the moment of the uncovering torsion spring 4-1 are overcome to achieve a stable locking state; when the end cover body 1 needs to be opened, an electromagnetic driver 3-9 in the locking/unlocking assembly 3 is driven and controlled, a rotor 3-9-1 of the electromagnetic driver 3-9 moves leftwards and outputs pulling force, the pulling force forces a shifting fork 3-7 to rotate clockwise, the clockwise rotation of the shifting fork 3-7 can drive an unlocking slider pin shaft 3-6 to move rightwards, the unlocking slider pin shaft 3-6 drives an unlocking slider 3-5 to move rightwards, an inclined plane at the lower left corner of a locking hook 3-2 is matched with an inclined plane of the unlocking slider 3-5, so that pressure is generated on the locking hook 3-2 when the unlocking slider 3-5 moves rightwards, the locking hook 3-2 moves outwards, the locking hook 3-2 compresses a locking hook reset spring 3-4, and the locking hook reset spring 3-4 is compressed, the locking hook 3-2 is separated from the end cover body hook 3-1, and the end cover body 1 is opened under the action of the cover opening pressure spring assembly 6 and the cover opening torsion spring 4-1, so that reliable and quick unlocking is realized; in the opening process of the front cover, the cover opening pressure spring assembly 6 is mainly used for overcoming the friction force between the O-shaped sealing ring 7-1 and the end cover body 1; when the cover-in-place mooring component 4 is used, as the ends of the mooring hook I4-2 and the mooring hook II4-3 which are in sliding contact are respectively provided with an inclined surface, therefore, when the opening angle between the end cover body 1 and the flange 2 is not less than 95 degrees, the mooring hook I4-2 and the mooring hook II4-3 can slide, the outermost ends of the two inclined planes are engaged and fixed, so that the function of in-place cover opening and mooring is realized, when the end cover body 1 needs to be buckled, the mooring hook II4-3 needs to be slid, so that the mooring hook II4-3 is separated from the mooring hook I4-2, the mooring hook II return spring 4-4 is in a compressed state, therefore, the end cover body 1 can perform overturning movement, after the end cover body 1 is overturned, the mooring hook II4-3 is loosened, and the mooring hook II4-3 returns to the original position under the action of the mooring hook II return spring 4-4; when the cover opening in-place feedback assembly 5 is used, and the mooring hook I4-2 and the mooring hook II4-3 are meshed, the end cover body 1 is pressed on the in-place feedback device 5-1, so that the in-place feedback device 5-1 is conducted, and a cover opening in-place feedback signal is output to an upper computer; when the cover opening pressure spring assembly 6 is used, the friction force between the O-shaped sealing ring 7-1 and the end cover body 1 is mainly overcome; the sealing assembly 7 is mainly used for sealing between the end cover body 1 and the flange 2 and between the flange 2 and the closed box body; when the end cover body 1 is buckled on the flange 2, the sealing surface of the end cover body 1 compresses the O-shaped sealing ring 7-1 or the sealing rubber strip 7-2 to realize the sealing function; the conductive rubber sealing gasket 7-3 is arranged at the joint of the flange 2 and the closed box body, and when the flange 2 is connected with the closed box body, the conductive rubber sealing gasket 7-3 is compressed to realize a sealing function.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.