CN214580900U - Explosion-proof shell assembly and explosion-proof lamp - Google Patents
Explosion-proof shell assembly and explosion-proof lamp Download PDFInfo
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- CN214580900U CN214580900U CN202120565843.1U CN202120565843U CN214580900U CN 214580900 U CN214580900 U CN 214580900U CN 202120565843 U CN202120565843 U CN 202120565843U CN 214580900 U CN214580900 U CN 214580900U
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Abstract
The utility model discloses an explosion-proof shell assembly and an explosion-proof lamp, wherein the explosion-proof shell assembly comprises a first shell, a second shell and an electric connector, and the first shell is limited with a power cavity; the second housing defines a light source cavity; the electric connecting piece is provided with a light source connecting end and a power supply connecting end, and the electric connecting piece is connected to the first shell and/or the second shell so that the power supply connecting end is positioned in the power supply cavity and the light source connecting end is positioned in the light source cavity; the first shell is provided with a first connecting portion, the second shell is provided with a second connecting portion, the first connecting portion is in threaded connection with the second connecting portion, and the first connecting portion and the second connecting portion are located on the periphery of the electric connecting piece. First connecting portion and second connecting portion threaded connection, electric connector can be located the inboard of first connecting portion and second connecting portion, so, realized hiding of electric connector, avoid electric connector to expose in the outside of first casing and second casing, satisfy the requirement of explosion-proof lamps and lanterns.
Description
Technical Field
The utility model relates to a technical field of lamps and lanterns especially relates to an explosion-proof shell subassembly and explosion-proof lamps and lanterns.
Background
In the related art, an explosion-proof housing of an explosion-proof lamp comprises a light source housing and a power source housing, wherein the light source housing defines a light source cavity, the power source housing defines a power source cavity, a wire penetrates between the power source cavity and the light source cavity, packaging glue is used for packaging a connecting position between the wire and the light source housing, and the packaging glue is used for packaging a connecting position between the wire and the power source housing, so that the light source cavity and the power source cavity are independent cavities; therefore, when an explosion-proof (gas explosion) test is carried out, pressure superposition cannot be caused between the light source cavity and the power supply cavity.
In order to avoid the lead wire from being exposed outside, an explosion-proof sleeve is integrally connected between the outer wall of the light source shell and the outer wall of the power supply shell and positioned on the outer side of the lead wire so as to avoid the lead wire from being exposed outside the explosion-proof shell; therefore, the manufacturing difficulty of the explosion-proof shell is higher, and the manufacturing cost of the explosion-proof lamp is higher.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an explosion-proof shell subassembly can prevent that electrically conductive piece between light source chamber and the power supply chamber from exposing in the outside of explosion-proof shell, and the explosion-proof casing preparation degree of difficulty is lower.
The utility model discloses still provide an explosion-proof lamps and lanterns of having above-mentioned explosion-proof shell subassembly.
According to the utility model discloses explosion-proof shell subassembly, include:
a first housing defining a power supply cavity, the first housing being provided with a first connection portion;
a second housing defining a light source cavity, the second housing being provided with a second connection portion;
the electric connecting piece is provided with a light source connecting end and a power supply connecting end, the electric connecting piece is connected to the first shell and/or the second shell, the power supply connecting end is positioned in a power supply cavity, and the light source connecting end is positioned in the light source cavity;
the first connecting portion is in threaded connection with the second connecting portion, and the first connecting portion and the second connecting portion are located on the periphery of the electric connecting piece and hermetically separate the power supply cavity from the light source cavity.
According to the utility model discloses explosion-proof shell subassembly has following beneficial effect at least: the first shell and the second shell adopt the connecting structure, and the first connecting part and the second connecting part are in threaded connection, so that the first shell and the second shell are convenient to assemble and are suitable for manufacturing explosion-proof shell components in a large scale, and further, the explosion-proof lamp is suitable for manufacturing explosion-proof lamps in a large scale; the first connecting part is in threaded connection with the second connecting part, and the electric connecting piece can be positioned on the inner sides of the first connecting part and the second connecting part, so that the electric connecting piece is hidden, the electric connecting piece is prevented from being exposed outside the first shell and the second shell, the requirement of an explosion-proof lamp is met, and the manufacturing difficulty of the explosion-proof shell is low; and thirdly, the electric connecting piece is hermetically connected with the first connecting part and/or the second connecting part, and the first connecting part and the second connecting part are hermetically separated from the light source cavity and the power supply cavity, so that the power supply cavity and the light source cavity are independent cavities, and when an explosion-proof (gas explosion) test is carried out, pressure superposition cannot be caused between the light source cavity and the power supply cavity, and the test of an explosion-proof lamp is facilitated.
According to some embodiments of the present invention, the first connecting portion is a protruding portion disposed outside the first housing, a first accommodating chamber communicated with the power supply chamber is defined inside the first connecting portion, and the power supply connecting end is located in the first accommodating chamber; the second connecting portion is a protruding portion arranged outside the second shell, a second accommodating cavity communicated with the light source cavity is defined inside the second connecting portion, and the light source connecting end is located in the second accommodating cavity.
According to some embodiments of the invention, the first or second connection portion has a separation portion for sealingly separating the first and second accommodation chambers, the electrical connector being sealingly connected in the separation portion.
According to some embodiments of the invention, the electrical connectors have two, the two electrical connectors being spaced apart; one of the electric connectors is used for being electrically connected with the negative pole of the power supply and the negative pole of the light source plate, the other electric connector is used for being electrically connected with the positive pole of the power supply and the positive pole of the light source plate, and the two electric connectors are hermetically connected with the separation part.
According to some embodiments of the invention, the electrical connector is threadedly connected with the first housing and/or the second housing.
According to some embodiments of the invention, the thread between the first connection portion and the second connection portion is between 8 and 12 turns.
According to some embodiments of the utility model, explosion-proof shell subassembly still includes the elasticity sealing washer, first connecting portion global with be restricted with the annular groove between the global of second connecting portion, the elasticity sealing washer inlays to be located the annular groove.
According to some embodiments of the invention, the first housing comprises: a first body defining a power supply cavity; the power supply cover plate is in threaded connection with the opening of the power supply cavity so as to seal the opening of the power supply cavity, and the first connecting part is arranged on the power supply cover plate; the second housing includes: the second main body is limited with the light source cavity, and the second connecting part is arranged on the second main body; and the lamp cover is in threaded connection with the opening of the light source cavity so as to seal the opening of the light source cavity.
According to some embodiments of the utility model, explosion-proof shell subassembly still includes the mount pad, first casing still is injectd and is had the control chamber of separating with the power supply chamber, mount pad threaded connection in the opening in control chamber is in order to seal the control chamber.
According to the utility model discloses explosion-proof lamps and lanterns, including foretell explosion-proof shell subassembly.
According to the utility model discloses explosion-proof lamps and lanterns has following beneficial effect at least: the first shell and the second shell are in threaded connection through the first connecting portion and the second connecting portion, and the electric connecting piece between the first shell and the second shell is located on the inner side of the first connecting portion and the inner side of the second connecting portion, so that the electric connecting piece is prevented from being exposed, and the requirement of an explosion-proof lamp is met.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention will be further described with reference to the following drawings and examples, in which:
fig. 1 is a schematic view of an overall structure of an explosion-proof lamp according to an embodiment of the present invention;
fig. 2 is an angle schematic view of an explosion structure of an explosion-proof lamp according to an embodiment of the present invention;
fig. 3 is another schematic view of an explosion structure of an explosion-proof lamp according to an embodiment of the present invention;
fig. 4 is a longitudinal sectional view of an explosion-proof lamp according to an embodiment of the present invention;
fig. 5 is a longitudinal cross-sectional view of an electrical connector according to an embodiment of the present invention.
Reference numerals:
the power supply comprises a first shell 100, a first main body 110, a power supply cavity 111, a control cavity 112, a power supply cover plate 120, a first connecting part 130, a first accommodating cavity 131, an annular groove 132, an elastic sealing ring 133, a power supply 140 and a control system 150;
the second housing 200, the second body 210, the light source cavity 211, the lamp cover 220, the annular frame 221, the glass 222, the second connection part 230, the second receiving cavity 231, the light source plate 240, and the reflector 250;
the electric connector 300, the conductive battery cell 310, the plastic sleeve 320, the metal sleeve 330 and the fastening screw 340;
a mounting seat 400.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the orientation description is referred to merely for convenience of description and simplicity of description, and it is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in the particular orientation, and thus be considered as limiting the invention.
In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
According to the utility model discloses an explosion-proof shell assembly, refer to fig. 1 and 4, including first casing 100, second casing 200 and electric connector 300, first casing 100 is limited with power supply chamber 111; the second housing 200 defines a light source cavity 211; the electrical connector 300 has a light source connection end and a power connection end, the electrical connector 300 is connected to the first housing 100 and/or the second housing 200 such that the power connection end is located in the power cavity 111 and the light source connection end is located in the light source cavity 211; the first housing 100 is provided with a first connecting portion 130, the second housing 200 is provided with a second connecting portion 230, the first connecting portion 130 is in threaded connection with the second connecting portion 230, and the first connecting portion 130 and the second connecting portion 230 are located around the electric connector 300 and hermetically separate the power supply cavity 111 and the light source cavity 211.
Specifically, through the arrangement of the first housing 100 and the second housing 200, the power supply cavity 111 inside the first housing 100 can be used for installation of the power supply 140, and the light source cavity 211 inside the second housing 200 can be used for installation of the light source board 240; meanwhile, the electrical connector 300 is hermetically connected to the first case 100 and/or the second case 200, a wire of the power source 140 can be connected to a power connection end of the electrical connector 300, and a wire of the light source board 240 can be connected to a light source connection end of the electrical connector 300, thereby achieving electrical connection of the power source 140 and the light source board 240.
In summary, the first housing 100 and the second housing 200 adopt the above connection structure, and in the first case, the first connection portion 130 and the second connection portion 230 are connected by screw threads, so that the first housing 100 and the second housing 200 are convenient to assemble, and are suitable for mass production of explosion-proof housing components, and thus are suitable for mass production of explosion-proof lamps; secondly, the first connecting part 130 is in threaded connection with the second connecting part 230, and the electric connecting piece 300 can be positioned on the inner sides of the first connecting part 130 and the second connecting part 230, so that the electric connecting piece 300 is hidden, the electric connecting piece 300 is prevented from being exposed outside the first shell 100 and the second shell 200, the requirement of an explosion-proof lamp is met, and the manufacturing difficulty of an explosion-proof shell assembly is low; thirdly, the electrical connector 300 is hermetically connected with the first connecting portion 130 and/or the second connecting portion 230, so that the power supply cavity 111 and the light source cavity 211 are independent cavities, and when an explosion-proof (gas explosion) test is performed, pressure superposition cannot be caused between the light source cavity 211 and the power supply cavity 111, thereby being beneficial to the test of an explosion-proof lamp.
It should be noted that the electrical connector 300 is hermetically connected to the first casing 100, that is, the electrical connector 300 is connected to a main body of the first casing 100 or the first connecting portion 130 (as shown in fig. 4), wherein the main body is used for forming the power supply cavity 111, and the first connecting portion 130 is used for being in threaded connection with the second connecting portion 230; similarly, the electrical connector 300 is hermetically connected to the second housing 200, that is, the electrical connector 300 is connected to a main body of the second housing 200 or the second connection portion 230, wherein the main body is used for forming the light source cavity 211, and the second connection portion 230 is used for being screwed with the first connection portion 130 (not shown).
In some embodiments, referring to fig. 2 to 4, the first connection portion 130 is a protruding portion disposed outside the first casing 100, a first accommodating cavity 131 is defined inside the first connection portion 130, the first accommodating cavity 131 is communicated with the power supply cavity 111, the electrical connector 300 is connected to the first connection portion 130 and/or the second connection portion 230, and the power connection end is located in the first accommodating cavity 131, so that the first connection portion 130 and the electrical connector 300 are prevented from occupying a space of the power supply cavity 111 and affecting the installation of the power supply 140 in the power supply cavity 111; meanwhile, the first housing 100 is provided with heat dissipation fins on the outside thereof, and the first connecting portion 130 is located between the heat dissipation fins, so as to prevent the heat dissipation fins from interfering with the connection between the first connecting portion 130 and the second connecting portion 230.
Similarly, the second connecting portion 230 is a protruding portion disposed outside the second housing 200, a second accommodating cavity 231 is defined inside the second connecting portion 230, the second accommodating cavity 231 is communicated with the light source cavity 211, the electrical connector 300 is connected to the first connecting portion 130 and/or the second connecting portion 230, and the light source connecting end is located in the second accommodating cavity 231, so that the second connecting portion 230 and the electrical connector 300 are prevented from occupying the space of the light source cavity 211 to affect the light source board 240 to be mounted in the power supply cavity 111; meanwhile, the second housing 200 is provided with heat dissipation fins at the outside thereof, and the second connection portion 230 is located between the heat dissipation fins, so as to prevent the heat dissipation fins from interfering with the connection between the first connection portion 130 and the second connection portion 230.
Further, the number of the electrical connectors 300 is two, and the electrical connectors 310 are separately disposed on the first connection portion 130 (as shown in fig. 3) and/or the second connection portion 230, wherein one electrical connector 310 is used for connecting the light source board 240 with the negative electrode of the power supply 140 board, and the other electrical connector 310 is used for connecting the light source board 240 with the positive electrode of the power supply 140 board.
It is understood that the electrical connectors 310 are separately arranged, such that the power connection end and the light source connection end of one electrical connector 310 are respectively close to the positive electrode of the power source 140 and the positive electrode of the light source board 240, and the power connection end and the light source connection end of the other electrical connector 310 are close to the negative electrode of the power source 140 and the negative electrode of the light source board 240, so that the electrical connectors 310 are conveniently electrically connected with the power source 140 and the light source board 240.
In some embodiments, the first receiving cavity 131 is communicated with the outside of the first connecting portion 130, and the second receiving cavity 231 is not communicated with the outside of the second connecting portion 230 (not shown), that is, the port of the second receiving cavity 231 has a partition portion, and the partition portion hermetically separates the first receiving cavity 131 from the second receiving cavity 231, so that the first receiving cavity 131 and the second receiving cavity 231 are independent cavities. The second connecting portion 230 extends into the first accommodating cavity 131 from the opening of the first accommodating cavity 131 and is in threaded connection with the first accommodating cavity 131; meanwhile, the two electrical connectors 300 are separately connected to the partition, and two ends of the electrical connector 300 are respectively located in the first accommodating cavity 131 and the second accommodating cavity 231.
Instead, referring to fig. 2 to 4, the second receiving cavity 231 is communicated with the outside of the second connecting portion 230 (refer to the drawings in the specification), and the first receiving cavity 131 is not communicated with the outside of the first connecting portion 130, that is, the port of the second receiving cavity 231 has a partition portion, and the partition portion hermetically separates the first receiving cavity 131 from the second receiving cavity 231, so that the first receiving cavity 131 and the second receiving cavity 231 are independent cavities. The first connecting portion 130 extends into the second accommodating cavity 231 from the opening of the second accommodating cavity 231 and is in threaded connection with the second accommodating cavity 231; meanwhile, the two electrical connectors 300 are respectively connected to the separating portion, and two end portions of the electrical connectors 300 are respectively located in the first receiving cavity 131 and the second receiving cavity 231.
Through adopting above-mentioned structure, electric connector 300 only need sealing connection on first casing 100 or second casing 200, and need not sealing connection simultaneously on first casing 100 and second casing 200, so, reduced electric connector 300's joint strength, and then reduced the preparation degree of difficulty of explosion-proof shell subassembly, be applicable to the explosion-proof lamps and lanterns of making in batches.
In addition, on the premise that the two electrical connectors 310 are separately arranged, the electrical connectors 310 are hermetically connected to the first connecting portion 130 or the second connecting portion 230, so that when the first connecting portion 130 is connected to the second connecting portion 230, even when the relative positions of the first connecting portion 130 and the second connecting portion 230 are changed, the light source connecting ends and the power source connecting ends of the two electrical connectors 310 can be always respectively kept in the power source cavity 111 and the light source cavity 211, and therefore, the first connecting portion 130 and the second connecting portion 230 are convenient to assemble, and the explosion-proof shell assembly is suitable for mass production.
In some embodiments, the assembly of the explosion-proof housing assembly is further facilitated, the electrical connector 310 is inserted into the first connecting portion 130 or the second connecting portion 230, and the outer circumferential surface of the electrical connector 310 is in threaded connection with the first connecting portion 130 or the second connecting portion 230, so that the electrical connector 310 is hermetically connected with the first connecting portion 130 and the second connecting portion 230, and the assembly of the explosion-proof housing assembly is facilitated.
In some embodiments, referring to fig. 4 and 5, the electrical connector 310 includes a conductive cell 310, a plastic sleeve 320, and a metal sleeve 330, wherein the conductive cell 310 is a copper cylinder, a light source connection terminal is located at one end of the copper cylinder for electrically connecting with a wire of the light source board 240, and a power supply connection terminal is located at the other end of the copper cylinder for electrically connecting with a wire of the power supply 140; the plastic sleeve 320 is a circular tubular body, and the plastic sleeve 320 is sleeved and fixed on the outer side of the conductive electric core 310. The metal sleeve 330 is a circular tubular body, the metal sleeve 330 is sleeved and fixed on the outer side of the plastic sleeve 320, the outer wall of the metal sleeve 330 is provided with external threads, and the external threads are in threaded connection with the explosion-proof shell, so that the metal sleeve 330 is in threaded connection with the explosion-proof shell to enable the conductive battery cell 310 to be in sealed connection with the explosion-proof shell.
It should be noted that, the metal sleeve 330 is made of a metal material, so that the strength of the metal member is relatively high, thereby meeting the strength requirement of the explosion-proof lamp on the explosion-proof housing. Meanwhile, through the arrangement of the plastic sleeve 320, the conductive battery cell 310 is prevented from transmitting electricity to the outer sides of the explosion-proof shell and the metal sleeve 330. In addition, when the electrical connector 310 is manufactured, since the conductive cell 310 and the metal sleeve 330 are made of metal materials, the melting point of the conductive cell 310 and the metal sleeve 330 is large, and the melting point of the plastic sleeve 320 is small, so that liquid plastic can be injected between the conductive cell 310 and the metal sleeve 330 to form the plastic sleeve 320, and the plastic sleeve 320 can be connected with the conductive cell 310 and the metal sleeve 330 in a better sealing manner.
Further, in order to further improve the connection strength between the plastic sleeve 320 and the conductive core 310, the circumferential surface of the conductive core 310 is connected to the inner circumferential surface of the plastic sleeve 320 in a clamping manner, so that the plastic sleeve 320 is prevented from being separated from the end of the conductive core 310.
Furthermore, in order to further improve the connection strength between the plastic sleeve 320 and the metal sleeve 330, the inner circumferential surface of the metal sleeve 330 is connected with the outer circumferential surface of the plastic sleeve 320 in a clamping manner, so that the metal sleeve 330 is prevented from being separated from the end of the plastic sleeve 320, and the plastic sleeve 320 is more stably connected with the conductive cell 310.
In some embodiments, in order to facilitate the electrical connection between the lead of the power supply cavity 111 and the power supply connection end, a thread groove is formed on an end surface of the power supply connection end along the length direction of the conductive cell 310, the thread groove is in threaded connection with a fastening screw 340, and the fastening screw 340 fastens the lead on the conductive cell 310, so that the lead is electrically connected with the conductive cell 310; similarly, in order to facilitate the wire of the light source cavity 211 to be electrically connected with the light source connecting end, a thread groove is formed in the end surface of the light source connecting end along the length direction of the conductive battery cell 310, the thread groove is in threaded connection with the fastening screw 340, and the fastening screw 340 fastens the wire on the conductive battery cell 310, so that the wire is electrically connected with the conductive battery cell 310.
In some embodiments, referring to fig. 2 to 4, the effective thread between the first connecting portion 130 and the second connecting portion 230 is between 8 and 12 turns, and first, the first connecting portion 130 and the second connecting portion 230 are connected more firmly, so that the first casing 100 and the second casing 200 are connected more firmly; second, the first connection portion 130 and the second connection portion 230 have better sealing performance, so as to ensure the sealing performance between the first receiving cavity 131 and the external space of the first housing 100, or ensure the sealing performance between the second receiving cavity 231 and the external space of the second housing 200.
In some embodiments, the explosion proof housing assembly further includes an elastic sealing ring 133, an annular groove 132 is defined between the circumferential surface of the first connecting portion 130 and the circumferential surface of the second connecting portion 230, that is, the annular groove 132 is opened on the outer circumferential surface of the first connecting portion 130, and the elastic sealing ring 133 is embedded in the annular groove 132, so as to further improve the sealing performance between the first connecting portion 130 and the second connecting portion 230.
In some embodiments, the first casing 100 includes a first main body 110 and a power supply 140 cover plate 120, the first casing 100 is used for forming the power supply cavity 111, and the power supply 140 is installed in the power supply cavity 111 through an opening of the power supply cavity 111; meanwhile, the power source 140 cover plate 120 is in threaded connection with the opening of the power source cavity 111, and the power source 140 cover plate 120 seals the opening of the power source cavity 111, so that the power source cavity 111 is a sealed space to meet the requirement of an explosion-proof lamp, wherein the first connecting portion 130 is integrally arranged on the power source 140 cover plate 120.
Similarly, the second housing 200 includes a second body 210 and a lamp cover 220, the second body 210 is used to form the light source cavity 211, the light source board 240 is installed in the power supply cavity 111 through the opening of the light source cavity 211, and the reflector 250 is installed at one side of the light source board 240 in the irradiation direction; meanwhile, the lamp cover 220 is screwed to the opening of the power cavity 111, and the power 140 covers the opening of the power cavity 111 with the power cover 120 to make the power cavity 111 a sealed space to meet the requirement of the explosion-proof lamp, wherein the second connecting portion 230 is integrally disposed on the back of the second body 210.
It should be noted that the lamp cover 220 includes an annular frame 221 and a glass 222, the annular frame 221 is made of a metal material and is screwed to the second body 210, and one end surface of the annular frame 221 abuts against the reflector 250, so as to press the reflector 250; meanwhile, the glass 222 is hermetically connected to the inner side of the annular frame 221, and light emitted from the light source panel 240 sequentially passes through the reflector 250 and the glass 222 to illuminate a predetermined area.
In some embodiments, a side of the first body 110 away from the power supply cavity 111 defines a control cavity 112 separated from the power supply cavity 111, the control cavity 112 is used for installing a control system 150, i.e. a wireless connection switch, the first body 110 is hermetically connected with a connection lead, one end of the connection lead is located in the control cavity 112 for connecting with the control system 150, and the other end of the connection lead is located in the power supply cavity 111 for connecting with the power supply 140; meanwhile, the explosion-proof assembly further comprises a mounting seat 400, wherein the mounting seat 400 is in threaded connection with the back surface of the first main body 110 and seals the opening of the control cavity 112 so as to meet the requirement of an explosion-proof lamp.
In summary, the explosion-proof lamp adopts the above explosion-proof housing assembly, the first housing 100, the second housing 200 and the mounting seat 400 of the explosion-proof housing assembly are all in threaded connection, the first main body 110 of the first housing 100 is in threaded connection with the power supply 140 cover plate 120, and the second main body 210 of the second housing 200 is in threaded connection with the lamp cover 220, so that the explosion-proof housing assembly is convenient to assemble and is suitable for mass production of explosion-proof lamps.
The utility model discloses an explosion-proof lamp, which comprises the explosion-proof component; specifically, the explosion-proof lamp adopts the explosion-proof shell assembly, the first shell 100, the second shell 200 and the mounting seat 400 of the explosion-proof shell assembly are in threaded connection, the first main body 110 of the first shell 100 is in threaded connection with the power supply 140 cover plate 120, and the second main body 210 of the second shell 200 is in threaded connection with the lamp cover 220, so that the explosion-proof shell assembly is convenient to assemble and is suitable for manufacturing explosion-proof lamps in a large scale; meanwhile, the first housing 100 and the second housing 200 are in threaded connection with the second connecting portion 230 through the first connecting portion 130, and the electric connecting piece 300 between the first housing 100 and the second housing 200 is located on the inner sides of the first connecting portion 130 and the second connecting portion 230, so that the electric connecting piece 300 is prevented from being exposed, and the requirement of an explosion-proof lamp is met.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Claims (10)
1. A rupture shell assembly, comprising:
a first housing defining a power supply cavity, the first housing being provided with a first connection portion;
a second housing defining a light source cavity, the second housing being provided with a second connection portion;
the electric connecting piece is provided with a light source connecting end and a power supply connecting end, the electric connecting piece is connected to the first shell and/or the second shell, the power supply connecting end is positioned in a power supply cavity, and the light source connecting end is positioned in the light source cavity;
the first connecting portion is in threaded connection with the second connecting portion, and the first connecting portion and the second connecting portion are located on the periphery of the electric connecting piece and hermetically separate the power supply cavity from the light source cavity.
2. The explosion proof housing assembly of claim 1, wherein the first connecting portion is a protruding portion disposed outside the first housing, a first receiving cavity communicated with a power supply cavity is defined inside the first connecting portion, and the power supply connecting end is located in the first receiving cavity; the second connecting portion is a protruding portion arranged outside the second shell, a second accommodating cavity communicated with the light source cavity is defined inside the second connecting portion, and the light source connecting end is located in the second accommodating cavity.
3. The explosion vent assembly of claim 2, wherein the first or second connecting portion has a partition for sealingly separating the first and second receiving chambers, the electrical connector being sealingly connected to the partition.
4. The explosion vent assembly of claim 3, wherein said electrical connectors are two, said electrical connectors being spaced apart; one of the electric connectors is used for being electrically connected with the negative pole of the power supply and the negative pole of the light source plate, the other electric connector is used for being electrically connected with the positive pole of the power supply and the positive pole of the light source plate, and the two electric connectors are hermetically connected with the separation part.
5. The explosion vent assembly of claim 1, wherein the electrical connector is threadably connected to the first housing and/or the second housing.
6. The explosion vent assembly set forth in claim 1 wherein the threads between the first and second connections are between 8 and 12 turns.
7. The explosion proof housing assembly as recited in claim 1 further comprising an elastomeric sealing ring, an annular groove defined between a peripheral surface of the first connecting portion and a peripheral surface of the second connecting portion, the elastomeric sealing ring being embedded in the annular groove.
8. The explosion vent assembly set forth in claim 1, wherein the first housing comprises:
a first body defining a power supply cavity;
the power supply cover plate is in threaded connection with the opening of the power supply cavity so as to seal the opening of the power supply cavity, and the first connecting part is arranged on the power supply cover plate;
the second housing includes:
the second main body is limited with the light source cavity, and the second connecting part is arranged on the second main body;
and the lamp cover is in threaded connection with the opening of the light source cavity so as to seal the opening of the light source cavity.
9. The explosion proof housing assembly of claim 1 further comprising a mounting base, said first housing further defining a control chamber separated from a power supply chamber, said mounting base threadably connected to an opening of said control chamber to seal said control chamber.
10. An explosion-proof light fixture comprising the explosion-proof housing assembly of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565843.1U CN214580900U (en) | 2021-03-19 | 2021-03-19 | Explosion-proof shell assembly and explosion-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565843.1U CN214580900U (en) | 2021-03-19 | 2021-03-19 | Explosion-proof shell assembly and explosion-proof lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214580900U true CN214580900U (en) | 2021-11-02 |
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ID=78320670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120565843.1U Active CN214580900U (en) | 2021-03-19 | 2021-03-19 | Explosion-proof shell assembly and explosion-proof lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214580900U (en) |
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2021
- 2021-03-19 CN CN202120565843.1U patent/CN214580900U/en active Active
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