CN113286473A - High-safety explosion-proof mining control box - Google Patents
High-safety explosion-proof mining control box Download PDFInfo
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- CN113286473A CN113286473A CN202110545753.0A CN202110545753A CN113286473A CN 113286473 A CN113286473 A CN 113286473A CN 202110545753 A CN202110545753 A CN 202110545753A CN 113286473 A CN113286473 A CN 113286473A
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- outer box
- door
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- 238000005065 mining Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 38
- 239000011229 interlayer Substances 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 20
- 238000004880 explosion Methods 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000005341 toughened glass Substances 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000006058 strengthened glass Substances 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000007590 electrostatic spraying Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
Abstract
The invention discloses a high-safety explosion-proof mining control box which comprises an explosion-proof outer box body, an outer box body door and an installation inner box body, wherein a vacuum pump is installed below the right side inside the explosion-proof outer box body, a first notch is formed in the middle of the top of the explosion-proof outer box body and close to the front side, four second notches are formed in the periphery of the bottom of the explosion-proof outer box body, a plurality of explosion-proof interlayer plates are transversely installed inside the installation inner box body, a first spring is installed at the top of the installation inner box body, and a plurality of telescopic rods are fixedly installed below the installation inner box body. This high security's explosion-proof mining control box is provided with the vacuum pump, and the vacuum pump passes through extraction opening and exhaust duct, takes away the air in the inner chamber between explosion-proof outer box and the installation inner box part for oxygen content reduces in the air of inner chamber, reduces combustion-supporting thing, even make the inside spark production of device also can not catch fire and explode, improves the security of device.
Description
Technical Field
The invention relates to the technical field of explosion-proof control boxes, in particular to a high-safety explosion-proof mining control box.
Background
The shell of the explosion-proof control box is formed by welding steel plates or die-casting cast aluminum alloy or 304 stainless steel, and high-voltage electrostatic spraying is performed on the surface of the shell, the whole product generally adopts a composite structure formed by combining an explosion-proof shell and an increased-safety shell, and the explosion-proof button, the explosion-proof element, the explosion-proof signal lamp, the explosion-proof change-over switch, the explosion-proof instrument and other explosion-proof elements and the AC contactor, the thermal relay, the temperature controller, various functional modules and other common electrical equipment elements can be arranged in the explosion-proof shell.
However, in most of the existing explosion-proof control boxes, only sparks generated inside can be isolated from the outside, so that a larger loss is prevented, and the problem of internal ignition or explosion cannot be effectively solved, so that the existing structure needs to be improved.
Disclosure of Invention
The invention aims to provide an explosion-proof mining control box with high safety, which aims to solve the problems that most of the existing explosion-proof control boxes in the background art can only isolate sparks generated inside from the outside, so that greater loss is prevented, and internal ignition or explosion cannot be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: a high-safety explosion-proof mining control box comprises an explosion-proof outer box body, an outer box body door and an installation inner box body,
the explosion-proof outer box body comprises an outer box body door, an inner cavity, a temperature sensor, a humidity sensor, a vacuum pump, an air exhaust opening, an exhaust pipeline, a sealing strip, a hinge, a first groove, a first rotating rod, a lifting handle, a second groove, a second rotating rod and a movable roller wheel, wherein the outer box body door is installed at the front end of the explosion-proof outer box body through the hinge, the inner cavity is arranged inside the explosion-proof outer box body, the temperature sensor is installed above the left side of the inside of the explosion-proof outer box body, the humidity sensor is installed on the right side of the inside of the explosion-proof outer box body, the vacuum pump is installed below the right side of the inside of the explosion-proof outer box body, the first groove is formed in the middle of the top of the explosion-proof outer box body close to the front side;
the anti-explosion cable box comprises an anti-explosion partition plate, a first spring, a cable bundling pipe, branch pipes, telescopic rods, a sleeve pipe, a second spring, an inner box body door and a control panel, wherein the box body is installed in the anti-explosion outer box body, a plurality of anti-explosion partition plates are transversely installed in the installation inner box body, the first spring is installed at the top of the installation inner box body, the cable bundling pipe is arranged on the left side of the installation inner box body, the right side of the cable bundling pipe is connected with the branch pipes, a plurality of telescopic rods are fixedly installed below the installation inner box body, the bottom of each telescopic rod is inserted into the sleeve pipe, and the inner box body door is arranged at the front end of the installation inner box body.
Preferably, the outer box door comprises a tempered glass window, a voice transmission unit and a voice module, the tempered glass window is arranged in the middle of the outer box door, the voice transmission unit is installed at the rear lower right corner of the outer box door, and the voice module is installed at the front end lower right corner of the outer box door.
Preferably, an air exhaust port is formed above the vacuum pump, an exhaust pipeline is installed at the bottom of the vacuum pump, and the exhaust pipeline penetrates through the right side wall of the anti-explosion outer box body.
Preferably, sealing strips are embedded around the front end of the explosion-proof outer box body.
Preferably, a first rotating rod is fixedly installed at the front end inside the first slot, and a lifting handle is installed on the first rotating rod in a penetrating mode.
Preferably, a second rotating rod is fixedly installed in the second groove, and a movable roller is installed on the second rotating rod in a penetrating mode.
Preferably, the left end of the cable bundling tube penetrates through the left side wall of the anti-explosion outer box body, the tail end of the branch tube penetrates through the installation inner box body, and sealing rings are installed at the joints of the cable bundling tube, the anti-explosion outer box body, the branch tube, the installation inner box body and the exhaust pipeline and the anti-explosion outer box body.
Preferably, the top of the first spring is fixedly connected with the top of the inner part of the explosion-proof outer box body, the second springs are mounted on the outer parts of the telescopic rod and the sleeve pipe, and the bottom of the sleeve pipe is fixedly connected with the bottom of the inner part of the explosion-proof outer box body.
Preferably, a control panel is arranged at the front end of the inner box body door.
Compared with the prior art, the invention has the beneficial effects that: the high-safety explosion-proof mining control box,
(1) the vacuum pump is arranged and is used for pumping air in an inner cavity between the explosion-proof outer box body and the mounting inner box body away through the air pumping port and the exhaust pipeline, so that the oxygen content in the air in the inner cavity is reduced, combustion-supporting substances are reduced, the device cannot catch fire or explode even if sparks are generated in the device, and the safety of the device is improved;
(2) the sealing strip and the sealing ring are arranged, the sealing strip is embedded around the front end of the explosion-proof outer box body, the sealing ring is arranged at the connecting part of each pipe body and the box body, the sealing effect of the device is improved, dust is prevented from entering the device, and sparks in the device are isolated when danger occurs, so that greater loss is avoided, the safety is further improved, and meanwhile, a sealed environment is provided for air extraction of the vacuum pump, so that the air extraction effect is better;
(3) the explosion-proof box body is provided with a first spring and a second spring, the top of the installation inner box body is connected with the top of the inner cavity of the explosion-proof outer box body through the first spring, the second spring is installed on the outer sides of a telescopic rod and a sleeve pipe at the bottom of the installation inner box body, and under the action of two groups of springs, when the device is impacted, the first spring and the second spring can buffer the impact, so that the damage of an internal electrical switch assembly is avoided, and the stability of the device in operation is improved;
(4) the device is provided with the first open slot and the second open slot, when the device is moved to a transportation structure or is transported in a short distance, the lifting handle in the first open slot is rotated out, the four movable rollers in the second open slot are rotated out, the lifting handle is pulled, and the movable rollers are matched to drive the device to move, so that the convenience of the device in moving is improved;
(5) be provided with voice transmission unit and voice module, voice transmission unit and voice module install on outer box door, and signal transmission under the mine is convenient inadequately, and wireless intercom is difficult to real-time and external communication, utilizes the wired connection and the outside realization communication of control box, provides reserve information transfer mode in for the pit or the mine cave.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 3 is a schematic view of the connection relationship between the installation inner box and the explosion-proof outer box according to the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a schematic top view of the present invention;
FIG. 6 is a schematic bottom view of the present invention.
In the figure: 1. the explosion-proof outer box body comprises an explosion-proof outer box body 101, an outer box body door 1011, a reinforced glass window 1012, a voice transmission unit 1013, a voice module 102, an inner cavity 103, a temperature sensor 104, a humidity sensor 105, a vacuum pump 106, an air extraction opening 107, an exhaust pipeline 108, a sealing strip 109, a hinge 110, a first slot 111, a first rotating rod 112, a lifting handle 113, a second slot 114, a second rotating rod 115, a movable roller 2, an installation inner box body 201, an explosion-proof interlayer plate 202, a first spring 203, a cable bundling pipe 204, a branch pipe 205, a telescopic rod 206, a sleeve pipe 207, a second spring 208, an inner box body door 209 and a control panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a high-safety explosion-proof mining control box is disclosed, as shown in FIG. 1, FIG. 4, FIG. 5 and FIG. 6, an explosion-proof outer box 1 comprises an outer box door 101, an inner cavity 102, a temperature sensor 103, a humidity sensor 104, a vacuum pump 105, an air exhaust opening 106, an exhaust pipeline 107, a sealing strip 108, a hinge 109, a first slot 110, a first rotating rod 111, a lifting handle 112, a second slot 113, a second rotating rod 114 and a movable roller 115, the outer box door 101 is installed at the front end of the explosion-proof outer box 1 through the hinge 109, the outer box door 101 comprises a strengthened glass window 1011, a voice transmission unit 1012 and a voice module 1013, the middle part of the outer box door 101 is provided with a strengthened glass window 1011, the rear lower right corner of the outer box door 101 is provided with the voice transmission unit, the voice module 1013 is installed at the lower right corner of the front end of the outer box door 101, thereby facilitating wired communication with the outside in a mine, in order to prevent interruption of wireless signals, an inner cavity 102 is arranged inside the explosion-proof outer box body 1, a temperature sensor 103 is arranged above the left side inside the explosion-proof outer box body 1, a humidity sensor 104 is arranged on the right side of the top inside the explosion-proof outer box body 1, a sealing strip 108 is embedded around the front end of the explosion-proof outer box body 1, so that the sealing performance inside the explosion-proof outer box body 1 is improved, a vacuum pump 105 is arranged below the right side inside the explosion-proof outer box body 1, an air suction opening 106 is formed above the vacuum pump 105, an exhaust pipeline 107 is arranged at the bottom of the vacuum pump 105, the exhaust pipeline 107 penetrates through the right side wall of the explosion-proof outer box body 1, so that the air inside the explosion-proof outer box body is conveniently sucked away through the vacuum pump 105, further, the condition that internal sparks cause combustion or explosion is prevented, the safety of the device is improved, a first slot 110 is arranged near the front side in the middle of the top of the explosion-proof outer box body 1, a first rotating rod 111 is fixedly arranged at the front end inside the first slot 110, go through to install on the first dwang 111 and carry and draw handle 112, be convenient for come to drive the device removal through carrying and drawing handle 112, four second flutings 113 have been seted up all around to the bottom of explosion-proof outer box 1, and fixed mounting has second dwang 114 in the second fluting 113, runs through on the second dwang 114 and installs movable gyro wheel 115, is favorable to improving the convenience when device removes through movable gyro wheel 115.
As shown in fig. 1, 2 and 3, the installation inner box 2 includes an explosion-proof interlayer plate 201, a first spring 202, a cable bundling tube 203, a branch tube 204, an expansion link 205, a sleeve tube 206, a second spring 207, an inner box door 208 and a control panel 209, the installation inner box is installed inside the explosion-proof outer box, a plurality of explosion-proof interlayer plates 201 are transversely installed inside the installation inner box 2, the first spring 202 is installed on the top of the installation inner box 2, the top of the first spring 202 is fixedly connected with the top of the explosion-proof outer box 1, the second spring 207 is installed outside the expansion link 205 and the sleeve tube 206, the bottom of the sleeve tube 206 is fixedly connected with the bottom of the explosion-proof outer box 1, so as to buffer the impact on the device through the first spring 202 and the second spring 207 and avoid the impact from damaging the electrical switch inside, the cable bundling tube 203 is arranged on the left side of the installation inner box 2, the right side of cable bundling pipe 203 is connected with a plurality of branch pipes 204, the left end of cable bundling pipe 203 runs through the left side wall of explosion-proof outer box 1, box 2 in the installation is run through to the end of branch pipe 204, box 2 and exhaust duct 107 and explosion-proof outer box 1's junction all installs the sealing washer in cable bundling pipe 203 and explosion-proof outer box 1 and branch pipe 204 and the installation, be favorable to improving the leakproofness of device through the sealing washer, and then be convenient for vacuum pump 105's operation, box 2's below fixed mounting has many telescopic links 205 in the installation, insert in the sleeve pipe 206 bottom of telescopic link 205, the front end of box 2 is equipped with interior box door 208 in the installation, the front end of interior box door 208 is provided with control panel 209, be favorable to controlling the opening and stopping of the inside electrical property switch of box 2 in the installation through control panel 209.
The working principle is as follows: the model of the temperature sensor 103 is PT-100, the model of the humidity sensor 104 is MD-HT101, when the high-safety explosion-proof mining control box is used, firstly, the movable roller 115 is rotated out of the second slot 113 through the second rotating rod 114, then the lifting handle 112 is rotated out of the first slot 110 through the first rotating rod 111, then the lifting handle 112 is held by hands, the movable roller 115 is utilized to drive the device to move to a specified position, then after the electrical switch in the device is installed and wired, the vacuum pump 105 is started through the control panel 209 and the outer box door 101 is closed, when the vacuum pump 105 operates, the air in the inner cavity 102 is exhausted through the exhaust pipeline 107 through the exhaust opening 106, so that the oxygen content in the inner cavity 102 is reduced, even if sparks occur in internal faults, the sparks can not burn and explode, the safety of the device is improved, the sealing strip 108 is embedded around the front end of the explosion-proof outer box 1, the sealing rings are arranged at the joints of the pipe bodies and the explosion-proof outer box body 1 and the installation inner box body 2, the sealing effect of the device is improved, dust is prevented from entering the device, internal sparks are isolated when danger occurs, greater loss is avoided, the safety is further improved, meanwhile, a sealed environment is provided for air exhaust of the vacuum pump 105, the air exhaust effect is better, when the device runs, impact can be buffered by the first spring 202 and the second spring 207 under the action of the first spring 202 and the second spring 207 when the device is impacted, the internal electric switch assembly is prevented from being damaged, the running stability of the device is improved, the temperature and humidity conditions inside the inner cavity 102 of the explosion-proof outer box body 1 are monitored by the temperature sensor 103 and the humidity sensor 104 inside the explosion-proof outer box body 1 in real time and are sent to an external control console, after wireless communication in an underground fire disaster mine hole is disconnected, the communication with the outside can be performed through the voice module 1013 on the outer box door 101 in a wired manner, so as to provide a guarantee for the communication of the staff, and what is not described in detail in this specification belongs to the prior art known to those skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a high security's mining control box of explosion-proof, box (2) in box (1), outer box door (101) and the installation, its characterized in that outside explosion-proof:
the explosion-proof outer box body (1) comprises an outer box body door (101), an inner cavity (102), a temperature sensor (103), a humidity sensor (104), a vacuum pump (105), an air extraction opening (106), an exhaust pipeline (107), a sealing strip (108), a hinge (109), a first open slot (110), a first rotating rod (111), a lifting handle (112), a second open slot (113), a second rotating rod (114) and a movable roller (115), wherein the outer box body door (101) is installed at the front end of the explosion-proof outer box body (1) through the hinge (109), the inner cavity (102) is arranged inside the explosion-proof outer box body (1), the temperature sensor (103) is installed above the left side of the inside of the explosion-proof outer box body (1), the humidity sensor (104) is installed on the right side of the top of the inside of the explosion-proof outer box body (1), the vacuum pump (105) is installed below the right side of the inside of the explosion-proof outer box body (1), a first open slot (110) is formed in the middle of the top of the explosion-proof outer box body (1) close to the front side, and four second open slots (113) are formed in the periphery of the bottom of the explosion-proof outer box body (1);
the anti-explosion inner box body is characterized in that the installation inner box body (2) comprises an anti-explosion interlayer plate (201), a first spring (202), a cable bundling tube (203), branch tubes (204), an expansion link (205), a sleeve tube (206), a second spring (207), an inner box body door (208) and a control panel (209), the installation inner box body (2) is installed inside the anti-explosion outer box body (1), a plurality of anti-explosion interlayer plates (201) are transversely installed inside the installation inner box body (2), the first spring (202) is installed at the top of the installation inner box body (2), the cable bundling tube (203) is arranged on the left side of the installation inner box body (2), the right side of the cable bundling tube (203) is connected with a plurality of branch tubes (204), a plurality of expansion links (205) are fixedly installed below the installation inner box body (2), and the bottom of each expansion link (205) is inserted into the sleeve tube (206), an inner box body door (208) is arranged at the front end of the installation inner box body (2).
2. The high-safety explosion-proof mining control box according to claim 1, characterized in that: outer box door (101) are including tempered glass window (1011), voice transmission unit (1012) and voice module (1013), tempered glass window (1011) has been seted up at the middle part of outer box door (101), voice transmission unit (1012) are installed to the rear lower right corner of outer box door (101), voice module (1013) are installed to the front end lower right corner of outer box door (101).
3. The high-safety explosion-proof mining control box according to claim 1, characterized in that: an air suction opening (106) is formed in the upper portion of the vacuum pump (105), an exhaust pipeline (107) is installed at the bottom of the vacuum pump (105), and the exhaust pipeline (107) penetrates through the right side wall of the anti-explosion outer box body (1).
4. The high-safety explosion-proof mining control box according to claim 1, characterized in that: and sealing strips (108) are embedded around the front end of the explosion-proof outer box body (1).
5. The high-safety explosion-proof mining control box according to claim 1, characterized in that: a first rotating rod (111) is fixedly installed at the front end inside the first slot (110), and a lifting handle (112) penetrates through the first rotating rod (111).
6. The high-safety explosion-proof mining control box according to claim 1, characterized in that: a second rotating rod (114) is fixedly mounted in the second groove (113), and a movable roller (115) penetrates through the second rotating rod (114).
7. The high-safety explosion-proof mining control box according to claim 1, characterized in that: the left end of cable bundling pipe (203) runs through the left side wall of explosion-proof outer box (1), box (2) in the installation is run through to the end of branch pipe (204), the sealing washer is all installed with explosion-proof outer box (1) and branch pipe (204) and the junction of installation inner box (2) and exhaust duct (107) and explosion-proof outer box (1) in cable bundling pipe (203).
8. The high-safety explosion-proof mining control box according to claim 1, characterized in that: the top of first spring (202) and the inside top fixed connection of explosion-proof outer box (1), the externally mounted of telescopic link (205) and quill tube (206) has second spring (207), the bottom of quill tube (206) and the inside bottom fixed connection of explosion-proof outer box (1).
9. The high-safety explosion-proof mining control box according to claim 1, characterized in that:
the front end of the inner box body door (208) is provided with a control panel (209).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110545753.0A CN113286473A (en) | 2021-05-19 | 2021-05-19 | High-safety explosion-proof mining control box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110545753.0A CN113286473A (en) | 2021-05-19 | 2021-05-19 | High-safety explosion-proof mining control box |
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| CN113286473A true CN113286473A (en) | 2021-08-20 |
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| CN202110545753.0A Pending CN113286473A (en) | 2021-05-19 | 2021-05-19 | High-safety explosion-proof mining control box |
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2021
- 2021-05-19 CN CN202110545753.0A patent/CN113286473A/en active Pending
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|---|---|---|---|---|
| EE00972U1 (en) * | 2009-06-12 | 2010-10-15 | As Amhold | Explosives storage |
| CN202360032U (en) * | 2011-11-30 | 2012-08-01 | 陕西斯达煤矿安全装备有限公司 | Mine refuge monitoring and communication system |
| CN209449070U (en) * | 2018-11-27 | 2019-09-27 | 李振飞 | A kind of coal mine electrical explosion proof case |
| CN210431533U (en) * | 2019-10-25 | 2020-04-28 | 杭州余杭远程电控设备厂 | Telephone cabinet |
| CN111314798A (en) * | 2020-02-27 | 2020-06-19 | 淮南市创进电子有限公司 | Mining intrinsically safe explosion-proof communication device |
| CN211352785U (en) * | 2020-03-27 | 2020-08-25 | 闪信速达(广州)科技有限公司 | Storage device for communication equipment |
| CN211531209U (en) * | 2020-04-08 | 2020-09-18 | 湖北荆鹏软件集团有限公司 | Well head monitoring audio and video terminal |
| CN212324570U (en) * | 2020-09-11 | 2021-01-08 | 电光防爆科技（上海）有限公司 | Novel mining explosion-proof and intrinsically safe PLC control box |
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Application publication date: 20210820 |