CN210041994U - Explosion-proof camera - Google Patents
Explosion-proof camera Download PDFInfo
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- CN210041994U CN210041994U CN201921459908.3U CN201921459908U CN210041994U CN 210041994 U CN210041994 U CN 210041994U CN 201921459908 U CN201921459908 U CN 201921459908U CN 210041994 U CN210041994 U CN 210041994U
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- camera
- explosion
- head
- proof
- lead
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Abstract
The utility model discloses an explosion-proof camera, which comprises a camera main body and a lead device, wherein the camera main body comprises a main shell and a camera, and the camera is arranged in the main shell; the lead wire device comprises a gland head, an external thread is arranged on the outer side of the gland head, an internal thread is arranged at the lead end of the main shell, and the gland head is in threaded connection with the camera main body. The integral design structure of the threaded connection of the Glan head and the explosion-proof main body is adopted, and the number of the intermediate pieces (the intermediate connecting heads connected with the main body and the Glan head) is reduced, so that the structure of the lead device is simpler, and higher explosion-proof level and IP protection level can be achieved. Can be used in inflammable and explosive environment.
Description
Technical Field
The utility model relates to a surveillance camera technical field especially relates to an explosion-proof camera.
Background
In some engineering vehicles or other flammable and explosive environments with flammable and explosive articles, a camera needs to be installed to monitor the environment in real time, and in addition, due to the fact that flammable dust and gas are filled in the flammable and explosive environments, if internal electronic components of the camera cannot be effectively isolated from the explosive environments, the risk of detonating the explosive environments exists. Therefore, the inflammable and explosive environment cannot be continuously monitored, and even serious explosion accidents are caused. In the explosion-proof camera device, the cable is mainly led into the camera by connecting the leading-in device with the camera body. The existing introducing device is mainly realized through structures such as a standard bearing piece, an intermediate piece, a Glan head and the like, the overall structure is relatively complex, and the explosion-proof and dustproof effects are poor.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide an explosion-proof camera.
In order to achieve the above object, according to the utility model discloses an explosion-proof camera, explosion-proof camera includes:
the camera comprises a camera main body, a camera body and a control module, wherein the camera main body comprises a main shell and a camera, and the camera is arranged in the main shell;
the lead wire device, the lead wire device includes the glan head, the outside of glan head is equipped with the external screw thread, the lead wire end of the main casing body is equipped with the internal thread, the glan head with camera main part threaded connection.
Further, according to the utility model discloses a first embodiment, the lead wire device still includes explosion-proof sealed post, explosion-proof sealed post middle part is equipped with the service wire through-hole with service wire looks adaptation, explosion-proof sealed post sets up the glan head with between the main casing body.
Further, according to the utility model discloses a first embodiment, the one end of explosion-proof sealed post is a circular cone head, the main casing body with the contact jaw of explosion-proof sealed post still be equipped with the toper recess of circular cone head looks adaptation.
Further, according to the utility model discloses a first embodiment, the lead wire device still contains the step gasket, step gasket middle part be equipped with the service wire through-hole of service wire looks adaptation, the step gasket with be equipped with on the contact surface of glan head with the protruding head of looks adaptation between the glan head inner wall, the step gasket sets up the glan head with between the camera main part.
Further, according to the utility model discloses a first embodiment, the lead wire device still contains the step gasket, step gasket middle part be equipped with the service wire through-hole of service wire looks adaptation, the step gasket with be equipped with on the contact surface of glan head with the protruding head of looks adaptation between the glan head inner wall, the step gasket sets up the glan head with between the explosion-proof sealed post.
Further, according to the utility model discloses a first embodiment, still be equipped with the first spliced pole of gland on the main casing body, the internal thread sets up in the first spliced pole of gland.
Further, according to the utility model discloses a first embodiment, the camera main part still includes:
the pressing plate is fixedly connected with the camera shooting end of the main shell through threads;
the toughened glass is arranged between the pressing plate and the main shell.
Further, according to the utility model discloses a first embodiment, the camera main part still includes:
the camera shooting end of the main shell is provided with a sealing ring, and the sealing ring is arranged in the sealing ring groove.
Further, according to the utility model discloses a first embodiment still includes fixing device, fixing device includes:
a fixed mount;
the inner ring of the fixing ring is of a structure matched with the fixed phase of the main shell, and the fixing frame is fixedly connected with the main shell through the fixing ring.
Further, according to the utility model discloses a first embodiment, gu fixed ring's the outside is polygonized structure, the both ends of mount are equipped with curved first regulation fixed orifices and second regulation fixed orifices respectively, the mount passes through first regulation fixed orifices and second regulation fixed orifices with gu fixed ring angle adjustable connects.
The embodiment of the utility model provides an explosion-proof camera, through the camera setting in main casing; the lead wire device comprises a gland head, wherein an external thread is arranged on the outer side of the gland head, an internal thread is arranged at the lead end of the main shell, and the gland head is in threaded connection with the camera main body. The integral design structure of the threaded connection of the Glan head and the explosion-proof main body is adopted, and the number of the intermediate pieces (the intermediate connecting heads connected with the main body and the Glan head) is reduced, so that the structure of the lead device is simpler, and higher explosion-proof level and IP protection level can be achieved. The method can be used in flammable and explosive environments and can be authenticated through explosion-proof grades.
Drawings
Fig. 1 is a schematic view of an explosion-proof camera structure provided in an embodiment of the present invention;
fig. 2 is a diagram of an exploded structure of an explosion-proof camera according to an embodiment of the present invention;
fig. 3 is a diagram of an exploded structure of another explosion-proof camera according to an embodiment of the present invention;
fig. 4 is a diagram of another exploded structure of an explosion-proof camera according to an embodiment of the present invention.
Reference numerals:
a camera main body 10;
a main housing 101;
a glan head connecting column 1011;
an internal thread 10111;
A camera 102;
a light source 103;
a seal ring 104;
105 parts of tempered glass;
a platen 106;
a fixing screw (threaded hole) 107;
a wire-guiding means 20;
a glan head 201;
a bump head 2021;
a data line via 2022;
a stepped washer 202;
an explosion proof seal 203;
a conical head 2031;
a lead-in through hole 2032;
a fixing device 30;
a fixed mount 301;
a first adjustment fixing hole 3011;
a second adjustment fixing hole 3012;
a retaining ring 302;
a locking screw 303;
locking the set screw 304;
and electrical cables (lead-in wires) 40.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1 to 4, an embodiment of the present invention provides an explosion-proof camera 102, including: the camera comprises a camera body 10 and a lead device 20, wherein the camera body 10 comprises a main shell 101 and a camera 102, and the camera 102 is arranged in the main shell 101; through setting up camera 102 in main casing body 101, keep apart camera 102 and outside flammable and explosive environment through main casing body 101, prevent that the inside electronic components and parts of camera from putting through with explosive environment, and lead to detonating the risk of flammable and explosive environment.
The lead device 20 includes a glan head 201, an external thread 2011 is provided on the outer side of the glan head 201, an internal thread 10111 is provided at the lead end of the main housing 101, and the glan head 201 is connected with the camera main body 10 by a thread. The lead device 20 is used to introduce a cable into the camera body 10 to supply power to the camera body 10 and to transmit video data. As shown in fig. 1 and 3, the cable is introduced into the camera head body 10 through the glan head 201. The outer side of the glan head 201 is provided with external threads 2011, the inner side of the main casing 101 is provided with internal threads 10111, and the glan head 201 is fixedly connected with the internal threads 10111 in the main casing 101 through the external threads 2011, so that the glan head 201 is fixed to the camera main body 10. Since the cable line 40 (lead-in wire) is directly screwed and fixedly connected to the camera main body 10 through the glan head 201, the cable line 40 does not need to be led into the main housing 101 through the glan head 201 through another intermediate member. Because the intermediate adapter connectors are reduced, the structure of the lead device 20 is simpler, and higher explosion-proof grade can be achieved.
The embodiment of the utility model provides an explosion-proof camera 102, through the camera setting in the main casing; the lead wire device comprises a gland head, wherein an external thread is arranged on the outer side of the gland head, an internal thread is arranged at the lead end of the main shell, and the gland head is in threaded connection with the camera main body. The integral design structure of the threaded connection between the glan head 201 and the explosion-proof main body is adopted, and the number of the intermediate pieces (the intermediate connecting heads connected with the main body and the glan head 201) is reduced, so that the structure of the lead device 20 is simpler, a higher explosion-proof grade and an IP (InGRESS protection) protection grade can be achieved, and the risk of detonating an inflammable and explosive environment due to the fact that the internal electronic components of the camera are connected with the explosion environment is effectively prevented. The method can be used in flammable and explosive environments and can be authenticated through explosion-proof grades.
Referring to fig. 3 and 4, the lead device 20 further includes an explosion-proof sealing column 203, a lead-in wire through hole 2032 adapted to the lead-in wire is formed in the middle of the explosion-proof sealing column 203, and the explosion-proof sealing column 203 is disposed between the glan head 201 and the main housing 101. In the first embodiment of the present invention, the outer diameter of the explosion-proof sealing column 203 is adapted to the diameter of the internal thread 10111 hole of the main housing 101. And the inner thread 10111 hole is sealed by the explosion-proof sealing column 203. In one embodiment of the present invention, the explosion-proof sealing column 203 is a high temperature resistant elastic material. So as to better seal the hole of the internal thread 10111, prevent the explosion-proof sealing column 203 from being burnt out and melted by high temperature, and enhance the explosion-proof grade and the IP (INGRESS PROTECTION) protection grade.
Referring to fig. 3 and 4, one end of the explosion-proof sealing column 203 is a conical head 2031, and a tapered groove adapted to the conical head 2031 is further provided at the end of the main housing 101 contacting the explosion-proof sealing column 203. The conical head 2031 at one end of the explosion-proof sealing column 203 is contacted with the conical groove at the hole end of the internal thread 10111 of the main shell 101 in an abutting mode, so that the gap between the main shell 101 and the explosion-proof sealing column 203 is better sealed, and the explosion-proof grade and the IP (InGRESS protection) protection grade are further enhanced.
Referring to fig. 3 and 4, the lead wire device 20 further includes a step pad 202, a lead-in wire through hole 2032 adapted to a lead-in wire is disposed in the middle of the step pad 202, a protruding head 2021 adapted to the inner wall of the glan head 201 is disposed on the contact surface between the step pad 202 and the glan head 201, and the step pad 202 is disposed between the glan head 201 and the camera main body 10. In the embodiment of the present invention, the stepped washer 202 is a metal washer. By arranging the stepped gasket 202 between the glan head 201 and the camera body 10 and matching the contact surface of the protruding head 2021 and the glan head 201, the abutting end of the glan head 201 and the gap inside the glan head 201 can be sealed. The external environment of the Glan head 201 and the electronic components in the camera main body 10 are effectively isolated from each other, the risk of detonating the explosion environment if the internal electronic components of the camera cannot be effectively isolated from the explosion environment is further reduced, and the explosion-proof grade and the IP (InGRESS protection) protection grade are further enhanced.
Referring to fig. 3 and 4, the wire guiding device 20 further includes a step washer 202, a lead-in wire through hole 2032 adapted to a lead-in wire is disposed in the middle of the step washer 202, a protruding head 2021 adapted to the inner wall of the glan head 201 is disposed on the contact surface between the step washer 202 and the glan head 201, and the step washer 202 is disposed between the glan head 201 and the explosion-proof sealing column 203. In the embodiment of the present invention, the stepped washer 202 is a metal washer. By arranging the stepped gasket 202 between the gland head 201 and the explosion-proof sealing column 203 and matching the contact surface of the protruding head 2021 and the gland head 201, the abutting end of the gland head 201 and the gap inside can be sealed. The environment outside the glan head 201 and the electronic components inside the camera body 10 are effectively isolated from each other. In this embodiment, the abutting joint between the main housing 101 and the flange head 201 is sealed by the explosion-proof sealing column 203 and the stepped gasket 202, so as to further enhance the explosion-proof level and the ip (incrases protection) protection level.
Referring to fig. 1 to 4, the main housing 101 is further provided with a connecting column 1011 of the glan head 201, and the internal thread 10111 is disposed inside the connecting column 1011 of the glan head 201. Through being equipped with glan head 201 spliced pole 1011 on the top of main casing body 101, and internal thread 10111 sets up in glan head 201 spliced pole 1011 for main casing body 101's overall structure is more small and exquisite.
Referring to fig. 3 and 4, the camera body 10 further includes: the pressing plate 106 is fixedly connected with the camera shooting end of the main shell 101 through threads; the tempered glass 105 is disposed between the platen 106 and the main casing 101. As shown in fig. 3, the camera 102 disposed inside the main casing 101 can capture an image of the environment outside the main casing 101 through tempered glass, which is fixed to the end (camera end) of the main casing 101 remote from the glan head 201 by the pressing plate 106. The main casing 101 and the pressure plate 106 can be fixed by bolts and screw holes on the end surface of the main casing 101.
Referring to fig. 2, the camera body 10 further includes: the seal ring 104 is further provided with a seal ring groove 1012 on the camera end of the main housing 101, and the seal ring 104 is disposed in the seal ring groove 1012. The sealing ring 104 is disposed in the sealing ring groove 1012 and located between the tempered glass 105 and the main body of the main housing 101, so as to seal the gap between the main body of the main housing 101 and the tempered glass 105. And the waterproof, explosion-proof and dustproof performances are improved.
Referring to fig. 1 to 4, the explosion-proof camera 102 further includes a fixing device 30, and the fixing device 30 includes: the fixing frame 301 and the fixing ring 302, the inner ring of the fixing ring 302 is a structure matched with the main casing 101, and the fixing frame 301 is fixedly connected with the main casing 101 through the fixing ring 302. As shown in fig. 4, the inner ring of the fixing ring 302 is a structure fixedly fitted to the main housing 101, so that the main housing 101 is disposed inside the fixing ring 302, and the camera main body 10 and the fixing ring 302 can be locked and fixed by the locking screw 303.
Referring to fig. 1 to 4, the outer side of the fixing ring 302 is a polygonal structure, two ends of the fixing frame 301 are respectively provided with a first adjusting fixing hole 3011 and a second adjusting fixing hole 3012, and the fixing frame 301 is connected with the fixing ring 302 in an angle adjustable manner through the first adjusting fixing hole 3011 and the second adjusting fixing hole 3012. As shown in FIG. 4, two ends of the fixing frame 301 respectively lock and fix the outer-side fixing ring 302 with a polygonal structure by two bolts. The first adjusting fixing holes 3011 and the second adjusting fixing holes 3012 on two sides of the fixing frame 301 are respectively arc-shaped structures. In this way, the positions of the fixing screws 107 provided in the first adjustment fixing holes 3011 and the second adjustment fixing holes 3012 can be adjusted, and the mounting angle of the fixing ring 302 can be adjusted by matching the polygonal structure of the outer side of the fixing ring 302. Because camera main part 10 sets up on solid fixed ring 302, can drive camera main part 10 through solid fixed ring 302 and carry out installation angle's regulation.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent replacements may be made for some of the technical features of the embodiments. All utilize the equivalent structure that the content of the utility model discloses a specification and attached drawing was done, direct or indirect application is in other relevant technical field, all is in the same way the utility model discloses within the patent protection scope.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 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.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (10)
1. An explosion-proof camera, characterized in that includes:
the camera comprises a camera main body, a camera body and a control module, wherein the camera main body comprises a main shell and a camera, and the camera is arranged in the main shell;
the lead wire device, the lead wire device includes the glan head, the outside of glan head is equipped with the external screw thread, the lead wire end of the main casing body is equipped with the internal thread, the glan head with camera main part threaded connection.
2. The explosion-proof camera head as claimed in claim 1, wherein the lead wire device further comprises an explosion-proof sealing post, a lead-in wire through hole matched with the lead-in wire is arranged in the middle of the explosion-proof sealing post, and the explosion-proof sealing post is arranged between the glan head and the main shell.
3. The explosion-proof camera head as claimed in claim 2, wherein one end of the explosion-proof sealing post is a conical head, and a conical groove matched with the conical head is further formed at the contact end of the main housing and the explosion-proof sealing post.
4. The explosion-proof camera head according to claim 1, wherein the lead device further comprises a step gasket, a lead-in wire through hole matched with the lead-in wire is formed in the middle of the step gasket, a protruding head matched with the inner wall of the glan head is arranged on the contact surface of the step gasket and the glan head, and the step gasket is arranged between the glan head and the camera head body.
5. The explosion-proof camera head according to claim 2 or 3, wherein the lead device further comprises a step gasket, a lead-in wire through hole matched with the lead-in wire is formed in the middle of the step gasket, a protruding head matched with the inner wall of the gland head is arranged on the contact surface of the step gasket and the gland head, and the step gasket is arranged between the gland head and the explosion-proof sealing column.
6. The explosion-proof camera head as recited in claim 1, wherein the main housing is further provided with a glan head connection post, and the internal thread is provided in the glan head connection post.
7. The explosion-proof camera head according to claim 1, wherein the camera head main body further comprises:
the pressing plate is fixedly connected with the camera shooting end of the main shell through threads;
the toughened glass is arranged between the pressing plate and the main shell.
8. The explosion-proof camera head according to claim 7, wherein the camera head main body further comprises:
the camera shooting end of the main shell is provided with a sealing ring, and the sealing ring is arranged in the sealing ring groove.
9. The explosion-proof camera head according to claim 1, further comprising a fixing device, the fixing device comprising:
a fixed mount;
the inner ring of the fixing ring is of a structure matched with the fixed phase of the main shell, and the fixing frame is fixedly connected with the main shell through the fixing ring.
10. The explosion-proof camera head according to claim 9, wherein the outer side of the fixing ring is a polygonal structure, the two ends of the fixing frame are respectively provided with a first adjusting fixing hole and a second adjusting fixing hole, and the fixing frame is connected with the fixing ring in an angle-adjustable manner through the first adjusting fixing hole and the second adjusting fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921459908.3U CN210041994U (en) | 2019-09-02 | 2019-09-02 | Explosion-proof camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921459908.3U CN210041994U (en) | 2019-09-02 | 2019-09-02 | Explosion-proof camera |
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| Publication Number | Publication Date |
|---|---|
| CN210041994U true CN210041994U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921459908.3U Active CN210041994U (en) | 2019-09-02 | 2019-09-02 | Explosion-proof camera |
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| Country | Link |
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| CN (1) | CN210041994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046409A (en) * | 2021-11-23 | 2022-02-15 | 北京华能新锐控制技术有限公司 | Image acquisition device for visual inspection of coal conveying belt |
-
2019
- 2019-09-02 CN CN201921459908.3U patent/CN210041994U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046409A (en) * | 2021-11-23 | 2022-02-15 | 北京华能新锐控制技术有限公司 | Image acquisition device for visual inspection of coal conveying belt |
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