CN210532324U - Explosion-proof lamp convenient to maintain - Google Patents
Explosion-proof lamp convenient to maintain Download PDFInfo
- Publication number
- CN210532324U CN210532324U CN201922115409.9U CN201922115409U CN210532324U CN 210532324 U CN210532324 U CN 210532324U CN 201922115409 U CN201922115409 U CN 201922115409U CN 210532324 U CN210532324 U CN 210532324U
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- lamp
- annular
- cover body
- glass panel
- lamp cover
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- 239000005341 toughened glass Substances 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 241000258971 Brachiopoda Species 0.000 claims abstract description 23
- 238000012423 maintenance Methods 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000008859 change Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910001095 light aluminium alloy Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of explosion-proof lamps, in particular to an explosion-proof lamp convenient for maintenance, which comprises a lamp shell, a bulb and a lamp cover component arranged below the lamp shell, wherein the lamp shell is provided with a lamp cavity with a downward opening, the bulb is arranged in the lamp cavity, and the lamp cover component comprises an annular lamp cover body and a toughened glass panel which is hermetically fixed on the annular lamp cover body; the utility model discloses explosion-proof lamp convenient to maintain is through cooperating the mode of annular lamp lid with pegging graft in the spliced eye of lamp body, it is global sealed to combine the sealing washer to form, sealing performance is good, and make the connecting rod insert the fixed orifices of annular lamp lid under the effect of spring, lock the annular lamp lid on the lamp body completely, thereby only need outwards stimulate the connecting rod to make its fixed orifices with the annular lamp lid break away from, alright swift insert or extract the spliced eye of lamp body with the annular lamp lid, realize the fast loading and unloading of annular lamp lid, the effectual production efficiency that has improved, and the change of bulb when the later maintenance of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the explosion-proof lamp technique and specifically relates to an explosion-proof lamp convenient to maintain.
Background
The explosion-proof lamp is a lamp which is used in dangerous places where combustible gas and dust exist, can prevent electric arcs, sparks and high temperature which are possibly generated in the lamp from igniting the combustible gas and dust in the surrounding environment, thereby achieving the explosion-proof requirement, and is mainly classified into an explosion-proof incandescent lamp, an explosion-proof high-pressure mercury lamp, an explosion-proof low-pressure fluorescent lamp and an LED explosion-proof lamp according to bulbs; the structure of present explosion-proof lamp mainly includes the lamp body, the bulb of configuration in the lamp body and the lamp lid that sets up the lamp body front end, its lamp body adopts light aluminum alloy die-casting shaping, the surface adopts high-voltage static spraying plastics to handle, in order to reach certain explosion-proof performance, however the end face seal of universal adoption between its lamp lid of current explosion-proof lamp and the lamp body, and lock through the screw, because the required axial locking force of end face seal is great, consequently required screw quantity is also more, and need use tools such as spanner or bottle opener to dismantle when dismantling, lead to lamp lid handling efficiency low, the inconvenient problem of bulb change.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the end face seal that generally adopts between its lamp lid of explosion-proof lamp among the prior art and the lamp body to lock through the screw of more quantity, cause and need utilize the instrument to dismantle the screw one by one when changing the bulb, lead to lamp lid handling efficiency low, the inconvenient problem of bulb change, provide an explosion-proof lamp convenient to maintain now.
The utility model provides a technical scheme that its technical problem adopted is: an explosion-proof lamp convenient to maintain comprises a lamp shell, a bulb and a lamp cover assembly arranged below the lamp shell, wherein a lamp cavity with a downward opening is formed in the lamp shell, the bulb is arranged in the lamp cavity, and the lamp cover assembly comprises an annular lamp cover body and a toughened glass panel hermetically fixed on the annular lamp cover body;
the bottom end of the lamp cavity is provided with an insertion hole matched with the annular lamp cover body, the annular lamp cover body is inserted into the insertion hole of the lamp cavity, and a plurality of sealing rings are distributed between the outer circumferential surface of the annular lamp cover body and the inner circumferential surface of the insertion hole at intervals along the axial direction of the insertion hole;
the lamp comprises a lamp shell and is characterized in that a spring cavity is formed in the peripheral wall of the lamp shell, a connecting rod and a spring are arranged in the spring cavity, the connecting rod is arranged in the lamp shell along the radial sliding of an insertion hole, a fixing plate is fixed on the outer side of the spring cavity on the lamp shell through a connecting screw, the outer end of the connecting rod extends out of the fixing plate, one end of the spring is abutted to the fixing plate, the other end of the spring is abutted to the connecting rod, fixing holes matched with the connecting rod are formed in the outer peripheral face of an annular lamp cover body, and the inner end of the connecting rod.
This scheme is in the spliced eye through the mode cooperation with pegging graft with annular lamp lid at the lamp body, it is sealed to combine the sealing washer to form global, sealing performance is good, and make the connecting rod insert the fixed orifices of annular lamp lid under the effect of spring, lock the annular lamp lid totally on the lamp body, thereby only need outwards stimulate the connecting rod to make its fixed orifices with the annular lamp lid break away from, alright swift insert or extract the spliced eye of lamp body with the annular lamp lid, realize the fast loading and unloading of annular lamp lid, the effectual production efficiency that has improved, and the change of bulb when being convenient for later maintenance.
Furthermore, a pull ring is connected to the connecting rod in a threaded manner and is located outside the fixing plate.
Furthermore, the outer peripheral surface of the annular lamp cover body is provided with annular clamping grooves, the number of the annular clamping grooves corresponds to the number of the sealing rings one to one, and the sealing rings are clamped in the annular clamping grooves corresponding to the sealing rings.
Furthermore, the annular lamp cover body is provided with two toughened glass panels, namely an inner toughened glass panel and an outer toughened glass panel, the inner toughened glass panel is fixed at the upper end of the annular lamp cover body, and the outer toughened glass panel is fixed at the lower end of the annular lamp cover body.
Furthermore, the upper end of the annular lamp cover body is provided with an upper step surface, the inner toughened glass panel is arranged on the upper step surface, an upper pressing plate is arranged above the inner toughened glass panel, the upper pressing plate is fixed at the upper end of the annular lamp cover body through an upper fastening screw, and the inner toughened glass panel is tightly pressed on the upper step surface of the annular lamp cover body;
the lower extreme of annular lamp lid has lower step face, outer toughened glass panel sets up on lower step face, the below of outer toughened glass panel is equipped with the holding down plate, the holding down plate passes through the lower extreme of the solid fixed ring shape lamp lid of fastening screw down, and compresses tightly outer toughened glass panel on the lower step face of annular lamp lid.
Furthermore, an upper sealing gasket is arranged between the upper pressing plate and the inner toughened glass panel, and a lower sealing gasket is arranged between the lower pressing plate and the outer toughened glass panel.
The utility model has the advantages that: the utility model discloses explosion-proof lamp convenient to maintain is through cooperating the mode of annular lamp lid with pegging graft in the spliced eye of lamp body, it is global sealed to combine the sealing washer to form, sealing performance is good, and make the connecting rod insert the fixed orifices of annular lamp lid under the effect of spring, lock the annular lamp lid on the lamp body completely, thereby only need outwards stimulate the connecting rod to make its fixed orifices with the annular lamp lid break away from, alright swift insert or extract the spliced eye of lamp body with the annular lamp lid, realize the fast loading and unloading of annular lamp lid, the effectual production efficiency that has improved, and the change of bulb when the later maintenance of being convenient for.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of an explosion-proof lamp of the present invention for ease of maintenance;
fig. 2 is a partially enlarged schematic view of a in fig. 1.
In the figure: 1. the lamp comprises a bulb, 2, an annular lamp cover body, 2-1, a fixing hole, 2-2, an annular clamping groove, 2-3, an upper step surface, 2-4, a lower step surface, 3, a lamp shell, 3-1, a lamp cavity, 3-11, a plug hole, 3-2, a spring cavity, 4, an inner toughened glass panel, 5, an outer toughened glass panel, 6, a sealing ring, 7, a connecting rod, 8, a spring, 9, a connecting screw, 10, a fixing plate, 11, a pull ring, 12, an upper pressing plate, 13, an upper fastening screw, 14, a lower pressing plate, 15, a lower fastening screw, 16, an upper sealing gasket, 17 and a lower sealing gasket.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the invention only in a schematic way, and thus show only the components that are relevant to the invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help describe the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Example 1
As shown in fig. 1-2, an explosion-proof lamp convenient for maintenance comprises a lamp housing 3, a bulb 1 and a lamp cover assembly arranged below the lamp housing 3, wherein the lamp housing 3 is provided with a lamp cavity 3-1 with a downward opening, the bulb 1 is arranged in the lamp cavity 3-1, and the lamp cover assembly comprises an annular lamp cover body 2 and a tempered glass panel hermetically fixed on the annular lamp cover body 2;
the bottom end of the lamp cavity 3-1 is provided with a plug hole 3-11 matched with the annular lamp cover body 2, the annular lamp cover body 2 is plugged in the plug hole 3-11 of the lamp cavity 3-1, and a plurality of sealing rings 6 are distributed between the outer circumferential surface of the annular lamp cover body 2 and the inner circumferential surface of the plug hole 3-11 at intervals along the axial direction of the plug hole 3-11;
the lamp comprises a lamp shell 3 and is characterized in that a spring cavity 3-2 is formed in the outer peripheral wall of the lamp shell 3, a connecting rod 7 and a spring 8 are arranged in the spring cavity 3-2, the connecting rod 7 is arranged in the lamp shell 3 in a sliding mode along the radial direction of an inserting hole 3-11, a fixing plate 10 is fixed on the outer side of the spring cavity 3-2 of the lamp shell 3 through a connecting screw 9, the outer end of the connecting rod 7 extends out of the fixing plate 10, one end of the spring 8 abuts against the fixing plate 10, the other end of the spring 8 abuts against the connecting rod 7, a fixing hole 2-1 matched with the connecting rod 7 is formed in the outer peripheral surface of an annular lamp cover body 2, and the inner end of the.
A pull ring 11 is connected to the connecting rod 7 in a threaded manner, and the pull ring 11 is positioned outside the fixing plate 10; because the pull ring 11 which is connected with the connecting rod 7 through the threads is free from any axial force, the pull ring 11 can be unscrewed by hand; therefore, after the connecting rod 7 is pulled outwards to be separated from the fixing hole 2-1 of the annular lamp cover body 2, the pull ring 11 can be easily rotated to be in contact with the fixing plate 10, and the connecting rod 7 can be temporarily axially limited.
The outer peripheral surface of the annular lamp cover body 2 is provided with annular clamping grooves 2-2, the number of the annular clamping grooves 2-2 corresponds to the number of the sealing rings 6 one by one, and the sealing rings 6 are clamped in the corresponding annular clamping grooves 2-2: specifically; therefore, the sealing ring 6 can move together with the annular lamp cover body 2, the phenomenon that the sealing ring 6 is separated when the annular lamp cover body 2 is separated from the plug-in holes 3-11 is prevented, specifically, the outer side of the annular clamping groove 2-2 in the radial direction is small, the inner side of the annular clamping groove is large, and if the section of the annular clamping groove 2-2 is D-shaped or dovetail-shaped, the sealing ring 6 is clamped in the annular clamping groove 2-2, and the sealing ring 6 can be bonded and fixed on the annular lamp cover body 2 by adopting glue.
The annular lamp cover body 2 is provided with two toughened glass panels, namely an inner toughened glass panel 4 and an outer toughened glass panel 5, the inner toughened glass panel 4 is fixed at the upper end of the annular lamp cover body 2, and the outer toughened glass panel 5 is fixed at the lower end of the annular lamp cover body 2; the design of the double-layer toughened glass can block the explosion impact in the lamp cavity 3-1, thereby improving the explosion-proof performance and improving the sealing performance.
The upper end of the annular lamp cover body 2 is provided with an upper step surface 2-3, the inner toughened glass panel 4 is arranged on the upper step surface 2-3, an upper pressure plate 12 is arranged above the inner toughened glass panel 4, the upper pressure plate 12 is fixed at the upper end of the annular lamp cover body 2 through an upper fastening screw 13, and the inner toughened glass panel 4 is tightly pressed on the upper step surface 2-3 of the annular lamp cover body 2;
the lower end of the annular lamp cover body 2 is provided with lower step surfaces 2-4, the outer toughened glass panel 5 is arranged on the lower step surfaces 2-4, a lower pressing plate 14 is arranged below the outer toughened glass panel 5, the lower pressing plate 14 fixes the lower end of the annular lamp cover body 2 through a lower fastening screw 15, and the outer toughened glass panel 5 is tightly pressed on the lower step surfaces 2-4 of the annular lamp cover body 2.
An upper sealing gasket 16 is arranged between the upper pressing plate 12 and the inner toughened glass panel 4, and a lower sealing gasket 17 is arranged between the lower pressing plate 14 and the outer toughened glass panel 5; specifically, the upper sealing gasket 16 is pressed against the inner tempered glass panel 4 by the upper pressing plate 12, so that the sealing between the annular lamp cover 2 and the inner tempered glass panel 4 is realized, and the lower sealing gasket 17 is pressed against the outer tempered glass panel 5 by the lower pressing plate 14, so that the sealing between the annular lamp cover 2 and the outer tempered glass panel 5 is realized.
The annular lamp cover body 2 convenient for maintenance in this embodiment is assembled and disassembled as follows:
when the bulb 1 needs to be replaced, the connecting rod 7 is pulled outwards to be separated from the fixing hole 2-1 of the annular lamp cover body 2, then the pull ring 11 can be selected to rotate to be in contact with the fixing plate 10, the connecting rod 7 is limited axially, at the moment, the annular lamp cover body 2 is conveniently pulled out of the insertion hole 3-11 of the lamp shell 3 to replace the bulb 1, after the bulb 1 is replaced, the annular lamp cover body 2 is inserted into the insertion hole 3-11 of the lamp shell 3 again, then the connecting rod 7 is pulled outwards slightly to enable the pull ring 11 to be easily rotated to be far away from the fixing plate 10, the connecting rod 7 losing the limitation of the pull ring 11 moves towards the annular lamp cover body 2 again under the action of the spring 8, if the inner end of the connecting rod 7 is not aligned with the fixing hole 2-1 of the annular lamp cover body 2, the annular lamp cover body 2 can move up and down, in the process, when the inner end of the connecting rod 7, the connecting rod 7 can be automatically inserted into the fixing hole 2-1 of the annular lamp cover body 2 under the action of the spring 8, so that the annular lamp cover body 2 can be quickly assembled and disassembled, the production efficiency is effectively improved, tools such as a screwdriver and a wrench are not needed in the assembly and disassembly engineering, and the bulb 1 can be conveniently replaced during later maintenance.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides an explosion-proof lamp convenient to maintain which characterized in that: the LED lamp comprises a lamp shell (3), a bulb (1) and a lamp cover assembly arranged below the lamp shell (3), wherein a lamp cavity (3-1) with a downward opening is formed in the lamp shell (3), the bulb (1) is arranged in the lamp cavity (3-1), and the lamp cover assembly comprises an annular lamp cover body (2) and a toughened glass panel hermetically fixed on the annular lamp cover body (2);
the bottom end of the lamp cavity (3-1) is provided with an inserting hole (3-11) matched with the annular lamp cover body (2), the annular lamp cover body (2) is inserted into the inserting hole (3-11) of the lamp cavity (3-1), and a plurality of sealing rings (6) are distributed between the outer peripheral surface of the annular lamp cover body (2) and the inner peripheral surface of the inserting hole (3-11) at intervals along the axial direction of the inserting hole (3-11);
the lamp is characterized in that a spring cavity (3-2) is formed in the peripheral wall of the lamp shell (3), a connecting rod (7) and a spring (8) are arranged in the spring cavity (3-2), the connecting rod (7) is arranged in the lamp shell (3) in a sliding mode along the radial direction of the inserting holes (3-11), a fixing plate (10) is fixed on the outer side of the spring cavity (3-2) on the lamp shell (3) through a connecting screw (9), the outer end of the connecting rod (7) extends out of the fixing plate (10), one end of the spring (8) abuts against the fixing plate (10), the other end of the spring abuts against the connecting rod (7), a fixing hole (2-1) matched with the connecting rod (7) is formed in the peripheral face of the annular lamp cover body (2), and the inner end of the connecting rod (7) is inserted into the fixing hole (2-1).
2. The explosion-proof lamp convenient for maintenance as set forth in claim 1, wherein: the connecting rod (7) is connected with a pull ring (11) in a threaded mode, and the pull ring (11) is located outside the fixing plate (10).
3. The explosion-proof lamp convenient for maintenance as set forth in claim 1, wherein: the annular lamp is characterized in that annular clamping grooves (2-2) are formed in the outer peripheral face of the annular lamp cover body (2), the number of the annular clamping grooves (2-2) corresponds to the number of the sealing rings (6) one by one, and the sealing rings (6) are clamped in the corresponding annular clamping grooves (2-2).
4. The explosion-proof lamp convenient for maintenance as set forth in claim 1, wherein: tempered glass panels on the annular lamp cover body (2) are two, namely an inner tempered glass panel (4) and an outer tempered glass panel (5), the inner tempered glass panel (4) is fixed at the upper end of the annular lamp cover body (2), and the outer tempered glass panel (5) is fixed at the lower end of the annular lamp cover body (2).
5. The explosion-proof lamp convenient for maintenance as set forth in claim 4, wherein: the upper end of the annular lamp cover body (2) is provided with an upper step surface (2-3), the inner toughened glass panel (4) is arranged on the upper step surface (2-3), an upper pressure plate (12) is arranged above the inner toughened glass panel (4), the upper pressure plate (12) is fixed at the upper end of the annular lamp cover body (2) through an upper fastening screw (13), and the inner toughened glass panel (4) is tightly pressed on the upper step surface (2-3) of the annular lamp cover body (2);
the lower extreme of annular lamp lid (2) has lower step face (2-4), outer toughened glass panel (5) set up on step face (2-4) down, the below of outer toughened glass panel (5) is equipped with holding down plate (14), holding down plate (14) are through the lower extreme of lower fastening screw (15) fixed annular lamp lid (2), and compress tightly outer toughened glass panel (5) on lower step face (2-4) of annular lamp lid (2).
6. The explosion-proof lamp convenient for maintenance as claimed in claim 5, wherein: an upper sealing gasket (16) is arranged between the upper pressing plate (12) and the inner toughened glass panel (4), and a lower sealing gasket (17) is arranged between the lower pressing plate (14) and the outer toughened glass panel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115409.9U CN210532324U (en) | 2019-11-29 | 2019-11-29 | Explosion-proof lamp convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115409.9U CN210532324U (en) | 2019-11-29 | 2019-11-29 | Explosion-proof lamp convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210532324U true CN210532324U (en) | 2020-05-15 |
Family
ID=70609012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922115409.9U Expired - Fee Related CN210532324U (en) | 2019-11-29 | 2019-11-29 | Explosion-proof lamp convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210532324U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503514A (en) * | 2021-06-29 | 2021-10-15 | 周春花 | Automobile headlamp with multi-directional adjusting mechanism |
-
2019
- 2019-11-29 CN CN201922115409.9U patent/CN210532324U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503514A (en) * | 2021-06-29 | 2021-10-15 | 周春花 | Automobile headlamp with multi-directional adjusting mechanism |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 |