CN203397063U - Anti-halo front transparent observation window for explosion-proof camera - Google Patents
Anti-halo front transparent observation window for explosion-proof camera Download PDFInfo
- Publication number
- CN203397063U CN203397063U CN201320465742.2U CN201320465742U CN203397063U CN 203397063 U CN203397063 U CN 203397063U CN 201320465742 U CN201320465742 U CN 201320465742U CN 203397063 U CN203397063 U CN 203397063U
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- glass
- trim ring
- interior
- retainer plate
- explosion
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Abstract
The utility model discloses an anti-halo front transparent observation window for an explosion-proof camera, which comprises an outer piece of glass, an inner piece of glass, a glass fixing ring, a glass compaction ring, an inner glass compaction assembly used for defining the displacement of the inner piece of glass relative to the glass fixing ring by means of the glass compaction ring, and an outer glass compaction assembly used for defining the displacement of the outer piece of glass relative to the glass fixing ring by means of the glass compaction ring. The glass fixing ring and the glass compaction ring are provided with a pair of mutually matched explosion-proof screw threads. The outer piece of glass is arranged on the outer side wall of the glass fixing ring. The inner piece of glass is arranged inside the glass fixing ring. Meanwhile, the rear end of the glass fixing ring extends out of the rear side surface of the outer piece of glass and then is connected with the glass compaction ring through the cooperation of the pair of explosion-proof screw threads. According to the technical scheme of the utility model, the anti-halo front transparent observation window for the explosion-proof camera not only meets related flameproof type explosion-proof technical requirements, but also cuts off the rectilinear propagation of the light inside the entire piece of glass and emitted from an infrared lamp or an LED lamp positioned around the camera. In addition, the halo effect on images can be eliminated finally. Therefore, the images are clearer.
Description
Technical field
The utility model relates to anti-halation front end transparent windows for a kind of explosion-proof camera shooting instrument, belongs to explosion-proof industrial monitoring video camera field.
Background technology
At present, in monitoring camera instrument field, camera lens and light-emitting component are placed in a cavity altogether, and the form of window that shares a Transparent Parts is very general, but the light that light-emitting component sends, vertical irradiation is to after in Transparent Parts, have the small part light can rectilinear propagation in Transparent Parts, the light just in time seeing through with the external world forms vertical angle, has disturbed the image acquisition of camera lens, cause final image to have halation, affect the sharpness of image.
Summary of the invention
Technical problem to be solved in the utility model is the defect that overcomes prior art, anti-halation front end transparent windows for a kind of explosion-proof camera shooting instrument is provided, it can meet the explosion-proof technology requirement of flame-proof type, the rectilinear propagation of the light that can intercept again infrared lamp around of camera or LED lamp in monoblock Transparent Parts, eliminate the halo effect on final image, make picture clear.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: anti-halation front end transparent windows for a kind of explosion-proof camera shooting instrument, it comprises outer glass, interior glass, glass retainer plate, glass trim ring and the outer glass that by glassy phase in the restriction of glass trim ring, the interior glass of glass retainer plate displacement is held down assembly and by the outer glassy phase of glass trim ring restriction, glass retainer plate is shifted hold down assembly, on glass retainer plate and glass trim ring, be provided with a pair of flame proof thread cooperatively interacting, outer glass is arranged on the lateral wall of glass retainer plate, interior glass is arranged in glass retainer plate, and the rear end of glass retainer plate exceeds the cooperation by a pair of flame proof thread after the trailing flank of outer glass and is connected with glass trim ring.
Further, on described glass trim ring, be also set with light shield.
Further, described interior glass holds down assembly and comprises interior glass rubber blanket, interior glass trim ring pad and flush end holding screw, interior glass rubber blanket and interior glass trim ring pad are installed in glass retainer plate, and be positioned at the rear side of glass and arranged successively outward by inner, flush end holding screw is threaded connection on glass trim ring, and pushes successively interior glass trim ring pad when being pressed on interior glass trim ring pad to tightening flush end holding screw and interior glass rubber blanket makes interior glass be close to glass retainer plate.
Further, one end of described glass retainer plate is provided with seam step, and the front side of described outer glass is pressed on seam step.
Further, described outer glass holds down assembly and comprises outer glass rubber blanket and outer glass trim ring pad, on described glass trim ring, be provided with outer glass compressed part, outer glass rubber blanket and outer glass trim ring pad are all sleeved on glass retainer plate, and be positioned at the rear side of outer glass and arranged successively outward by inner, when the outer glass compressed part of described glass trim ring is pressed on outer glass trim ring pad to tightens glass trim ring, push successively outer glass trim ring pad and outer glass rubber blanket and coordinate and make outer glass spacing with seam step.
Adopted after technique scheme, the inner side operated by rotary motion of outer glass has infrared lamp, owing to there being the obstruct of glass retainer plate between outer glass and interior glass, make the light transmitting in glass outside cannot enter interior glass, and then can not disturb the vertical extraneous light that sees through interior glass, eliminate the halo effect on final image, guaranteed the clear of image, in addition, the effect of light shield is also, can intercept the light path between camera lens and infrared lamp, guarantee that infrared lamp irradiates and enters in pick-up lens without direct light, has thoroughly eliminated the generation of halation.
Accompanying drawing explanation
Fig. 1 is the structure cut-open view of anti-halation front end transparent windows for explosion-proof camera shooting instrument of the present utility model;
Fig. 2 is the structural representation of glass trim ring of the present utility model.
Embodiment
For content of the present utility model is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below.
As Fig. 1, shown in 2, anti-halation front end transparent windows for a kind of explosion-proof camera shooting instrument, it comprises outer glass 1, interior glass 2, glass retainer plate 3, the outer glass that in glass trim ring 4 limits with by glass trim ring 4, the interior glass of relative glass retainer plate 3 displacements of glass 2 holds down assembly and is shifted by the relative glass retainer plate 3 of the outer glass 1 of glass trim ring 4 restriction holds down assembly, on glass retainer plate 3 and glass trim ring 4, be provided with a pair of flame proof thread cooperatively interacting, outer glass 1 is arranged on the lateral wall of glass retainer plate 3, interior glass 2 is arranged in glass retainer plate 3, and the rear end of glass retainer plate 3 exceeds the cooperation by a pair of flame proof thread after the trailing flank of outer glass 1 and is connected with glass trim ring 4.
As shown in Figure 1, on glass trim ring 4, be also set with light shield 5.
As shown in Figure 1, interior glass holds down assembly and comprises interior glass rubber blanket 6, interior glass trim ring pad 7 and flush end holding screw 8, interior glass rubber blanket 6 and interior glass trim ring pad 7 are installed in glass retainer plate 3, and be positioned at the rear side of glass 2 and arranged successively outward by inner, flush end holding screw 8 is threaded connection on glass trim ring 4, and pushes successively interior glass trim ring pad 7 when being pressed on interior glass trim ring pad 7 to tightening flush end holding screw 8 and interior glass rubber blanket 6 makes interior glass 2 be close to glass retainer plate 3.
As shown in Figure 1, one end of glass retainer plate 3 is provided with seam step 3-1, and the front side of outer glass 1 is pressed on seam step 3-1.
As shown in Figure 1, 2, outer glass holds down assembly and comprises outer glass rubber blanket 11 and outer glass trim ring pad 9, on glass trim ring 4, be provided with outer glass compressed part 4-2, outer glass rubber blanket 11 and outer glass trim ring pad 9 are all sleeved on glass retainer plate 3, and be positioned at the rear side of outer glass 1 and arranged successively outward by inner, the outer glass compressed part 4-2 of glass trim ring 4 pushes successively outer glass trim ring pad 9 and outer glass rubber blanket 11 and coordinates and make outer glass 1 spacing with seam step 4-1 when being pressed on outer glass trim ring pad 9 to tightening glass trim ring 4.
Principle of work of the present utility model is as follows:
The inner side operated by rotary motion of outer glass 1 has infrared lamp 10, owing to there being the obstruct of glass retainer plate 3 between outer glass 1 and interior glass 2, make the light of 1 li of transmission of glass outside cannot enter interior glass 2, and then can not disturb the vertical extraneous light that sees through interior glass 2, eliminate the halo effect on final image, guaranteed the clear of image, in addition, the effect of light shield 5 is also, can intercept the light path between camera lens 12 and infrared lamp 10, guarantee that infrared lamp 10 irradiates and enters in camera lens 12 without direct light, has thoroughly eliminated the generation of halation.
Above-described specific embodiment; technical matters, technical scheme and beneficial effect that the utility model is solved further describe; institute is understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. an anti-halation front end transparent windows for explosion-proof camera shooting instrument, it is characterized in that: it comprises outer glass (1), interior glass (2), glass retainer plate (3), glass trim ring (4) holds down assembly and holds down assembly by glass trim ring (4) the outer glass of restriction (1) the outer glass that glass retainer plate (3) is shifted relatively with the interior glass by the relative glass retainer plate of glass (2) (3) displacement in glass trim ring (4) restriction, on glass retainer plate (3) and glass trim ring (4), be provided with a pair of flame proof thread cooperatively interacting, outer glass (1) is arranged on the lateral wall of glass retainer plate (3), interior glass (2) is arranged in glass retainer plate (3), and the rear end of glass retainer plate (3) exceeds the cooperation by a pair of flame proof thread after the trailing flank of outer glass (1) and is connected with glass trim ring (4).
2. anti-halation front end transparent windows for explosion-proof camera shooting instrument according to claim 1, is characterized in that: on described glass trim ring (4), be also set with light shield (5).
3. anti-halation front end transparent windows for explosion-proof camera shooting instrument according to claim 1, it is characterized in that: described interior glass holds down assembly and comprises interior glass rubber blanket (6), interior glass trim ring pad (7) and flush end holding screw (8), interior glass rubber blanket (6) and interior glass trim ring pad (7) are installed in glass retainer plate (3), and be positioned at the rear side of glass (2) and arranged successively outward by inner, flush end holding screw (8) is threaded connection on glass trim ring (4), and it is upper to push successively interior glass trim ring pad (7) while tightening flush end holding screw (8) and interior glass rubber blanket (6) makes interior glass (2) be close to glass retainer plate (3) to be pressed on interior glass trim ring pad (7).
4. anti-halation front end transparent windows for explosion-proof camera shooting instrument according to claim 2, it is characterized in that: described interior glass holds down assembly and comprises interior glass rubber blanket (6), interior glass trim ring pad (7) and flush end holding screw (8), interior glass rubber blanket (6) and interior glass trim ring pad (7) are installed in glass retainer plate (3), and be positioned at the rear side of glass (2) and arranged successively outward by inner, flush end holding screw (8) is threaded connection on glass trim ring (4), and it is upper to push successively interior glass trim ring pad (7) while tightening flush end holding screw (8) and interior glass rubber blanket (6) makes interior glass (2) be close to glass retainer plate (3) to be pressed on interior glass trim ring pad (7).
5. according to anti-halation front end transparent windows for the explosion-proof camera shooting instrument described in any one in claim 1 to 4, it is characterized in that: one end of described glass retainer plate (3) is provided with seam step (3-1), the front side of described outer glass (1) is pressed on seam step (3-1).
6. anti-halation front end transparent windows for explosion-proof camera shooting instrument according to claim 5, it is characterized in that: described outer glass holds down assembly and comprises outer glass rubber blanket (11) and outer glass trim ring pad (9), on described glass trim ring (4), be provided with outer glass compressed part (4-2), outer glass rubber blanket (11) and outer glass trim ring pad (9) are all sleeved on glass retainer plate (3), and be positioned at the rear side of outer glass (1) and arranged successively outward by inner, when the outer glass compressed part (4-2) of described glass trim ring (4) is pressed on outer glass trim ring pad (9) above to tightens glass trim ring (4), push successively outer glass trim ring pad (9) and outer glass rubber blanket (11) and coordinate and make outer glass (1) spacing with seam step (3-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320465742.2U CN203397063U (en) | 2013-08-01 | 2013-08-01 | Anti-halo front transparent observation window for explosion-proof camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320465742.2U CN203397063U (en) | 2013-08-01 | 2013-08-01 | Anti-halo front transparent observation window for explosion-proof camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203397063U true CN203397063U (en) | 2014-01-15 |
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ID=49908585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320465742.2U Expired - Lifetime CN203397063U (en) | 2013-08-01 | 2013-08-01 | Anti-halo front transparent observation window for explosion-proof camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203397063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345107A (en) * | 2013-08-01 | 2013-10-09 | 库柏裕华（常州）电子设备制造有限公司 | Halation-prevention front-end transparent observation window for anti-explosion camera |
-
2013
- 2013-08-01 CN CN201320465742.2U patent/CN203397063U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345107A (en) * | 2013-08-01 | 2013-10-09 | 库柏裕华（常州）电子设备制造有限公司 | Halation-prevention front-end transparent observation window for anti-explosion camera |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140115 |