CN112875159B - Mine construction protection device and protection method thereof - Google Patents
Mine construction protection device and protection method thereof Download PDFInfo
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- CN112875159B CN112875159B CN202110071744.2A CN202110071744A CN112875159B CN 112875159 B CN112875159 B CN 112875159B CN 202110071744 A CN202110071744 A CN 202110071744A CN 112875159 B CN112875159 B CN 112875159B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/08—Protective roofs or arch supports therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
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Abstract
The invention relates to the technical field of mine construction, in particular to a mine construction protection device and a protection method thereof, wherein the mine construction protection device comprises a supporting plate, two connecting bolts, a longitudinal plate, a transverse plate, an electric push rod, a lug, an adapter plate, a connecting plate, an extension plate, a protective cover, a fixing plate and a frame plate, wherein the bottom end of the frame plate is provided with a yielding hole, the left part and the right part of the inner wall of the yielding hole are hinged with cantilever plates, the opposite ends of the two cantilever plates are fixedly connected with first connecting plates, the upper part of each first connecting plate is hinged with a second connecting plate, the inside of the yielding hole is provided with a third connecting plate, the left part and the right part of the third connecting plate are respectively hinged with the upper parts of the corresponding second connecting plates, the middle part of the top end of the third connecting plate is fixedly connected with an extension shaft, the opposite ends of the cantilever plates are fixedly connected with clamping blocks, the bottom ends of the frame plate are provided with supporting plates, a first spring is fixedly connected between the opposite ends of the two cantilever plates, and the right end of each transverse plate is provided with a wind speed sensing device; the protection is higher, and the mineral transportation equipment is convenient to maintain.
Description
Technical Field
The invention relates to the technical field of mine construction, in particular to a mine construction protection device and a protection method thereof.
Background
In the process of constructing a mine, in order to ensure the mineral transportation speed, mineral transportation equipment is installed in a longer open area, and the common mineral transportation equipment is belt transportation equipment.
Through searching, the patent with the patent publication number of CN211474170U discloses a protection device for mine construction operation, relates to the technical field of safety protection, and the inventor discovers that the following problems exist when the prior art is realized: 1. in the windy weather, wind can blow to minerals from the side, loss is easy to cause, the protection performance is poor, and the actual working effect is poor; 2. when the device needs maintenance, the mineral transportation equipment is difficult to maintain from above; 3. in addition, the protection device for mine construction operation in the prior art is difficult to quickly and stably store the device reasonably, so that the working efficiency of related work is further reduced, and the practicability is poor.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the mine construction protecting device with higher protection performance and convenient maintenance on mineral transportation equipment and the protecting method thereof.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the mine construction protection device comprises a supporting plate, two connecting bolts are arranged in the middle of the supporting plate, a vertical plate is fixedly connected to the right part of the bottom end of the supporting plate, a transverse plate is fixedly connected to the bottom end of the vertical plate, an electric push rod is hinged to the right part of the transverse plate, a bump is fixedly connected to the output end of the electric push rod, an adapter plate is hinged to the right part of the supporting plate, a connecting plate is fixedly connected to the top end of the adapter plate, an extending plate is connected to the top end of the connecting plate through a screw, the right part of the extending plate is hinged to the upper part of the bump, a protective cover is fixedly connected to the top end of the extending plate, the protective cover is semi-cylindrical, a fixing plate is fixedly connected to the left part of the bottom end of the protective cover, a frame plate is connected to the bottom end of the fixing plate through a screw, a yielding hole is formed in the bottom end of the frame plate, cantilever plates are hinged to the left part and the right part of the inner wall of the yielding hole, the opposite ends of the two cantilever plates are fixedly connected with first connecting plates, the upper parts of the first connecting plates are hinged with second connecting plates, a third connecting plate is arranged in the yielding hole, the left part and the right part of the third connecting plate are respectively hinged with the upper parts of the second connecting plates, the middle parts of the top ends of the third connecting plates are fixedly connected with lengthening shafts, the top ends of the lengthening shafts penetrate through the middle parts of the frame plates and the middle parts of the fixing plates and extend out from the upper sides of the fixing plates, the top ends of the lengthening shafts are fixedly connected with handles, the opposite ends of the cantilever plates are fixedly connected with clamping blocks, the bottom ends of the clamping blocks are provided with chamfers, the bottom ends of the supporting plates are provided with supporting plates, the top ends of the supporting plates are contacted with the bottom ends of the supporting plates, the middle parts of the top ends of the supporting plates are provided with yielding grooves, the bottom ends of the cantilever plates are inserted into the inside of the yielding grooves, the left end of the inner wall and the right end of the inner wall of the abdication groove are respectively provided with a clamping groove corresponding to the clamping block, a first spring is fixedly connected between the opposite ends of the two cantilever plates, and the right end of the transverse plate is provided with a wind speed sensing device.
Preferably, the wind speed sensing device comprises a bottom plate, the left end of bottom plate with the right-hand member fixed connection of diaphragm, the top left part fixedly connected with control panel of bottom plate, the top middle part fixedly connected with limiting plate of bottom plate, the right side of limiting plate is provided with the sliding plate, the right-hand member fixedly connected with deep bead of sliding plate, the right-hand member of deep bead is provided with the recess, fixedly connected with a plurality of second springs between limiting plate and the sliding plate, photoelectric sensor is installed to the right-hand member of limiting plate, the left end of sliding plate is provided with the trigger axle, the bottom of sliding plate articulates there is the gyro wheel, photoelectric sensor and electric putter all with the control panel electricity is connected.
Preferably, the inner wall fixedly connected with a plurality of division boards of protection casing, the inside of protection casing is provided with the enhancement cover, the lateral wall of enhancement cover and each division board's opposite end fixed connection, the left part of enhancement cover with the top fixed connection of fixed plate, the bottom right part of enhancement cover with the top fixed connection of extension board.
Preferably, a limiting shaft is arranged in each second spring, the right end of each limiting shaft is fixedly connected with the left end of the sliding plate, and the circumferential outer wall of each limiting shaft is in left-right sliding fit with the middle part of the limiting plate.
Preferably, the right end of the trigger shaft and the left end of the sliding plate are connected through threads.
Preferably, the left end and the right end of the inner wall of the supporting plate are fixedly connected with wear plates.
Preferably, the middle part of the vertical plate is connected with a plurality of adjusting screws through threads, the left side of the vertical plate is provided with a jacking plate, and the right end of the jacking plate is rotationally connected with the left end of each adjusting screw.
The protection method of the mine construction protection device comprises the following steps of:
firstly, covering a mineral transportation position by a protective cover, connecting a supporting plate with mineral transportation equipment through bolts, and fixedly connecting a supporting plate with the mineral transportation equipment;
step two, pulling the handle, the handle drives the extension shaft to rise, and then drives the third link plate to rise, then drives second link plate, cantilever plate and fixture block and removes, and then drives fixture block and draw-in groove and break away from, later starts electric putter, and electric putter drives keysets, connecting plate, extension board and protection casing rotation, and then opens the protection casing.
(III) beneficial effects
Compared with the prior art, the invention provides the mine construction protection device and the protection method thereof, and the mine construction protection device has the following beneficial effects:
according to the mine construction protection device and the protection method thereof, the upper part, the left part and the right part of a mineral transportation position are protected through the protection cover, the situation of wind and mineral contact is reduced by replacing the upper part of mineral transportation equipment, the third connecting plate is driven to ascend through pulling the extension shaft during maintenance, then the second connecting plate, the cantilever plate and the clamping block are driven to move, then the clamping block and the clamping groove are driven to separate, then the electric push rod is started, the adapter plate, the connecting plate, the extension plate and the protection cover are driven to rotate by the electric push rod, the protection cover is opened, the operation of a user is facilitated, the upper part of the mineral transportation equipment is yielded after the protection cover is moved, the protection performance is higher, the effect of maintaining the mineral transportation equipment is facilitated, the device is convenient to store rapidly after being used, rapid expansion of other works is facilitated, and the working efficiency of corresponding work is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;
FIG. 3 is a schematic top view of the bump and extension board of the present invention;
fig. 4 is a schematic top view of the cross plate and the electric putter according to the present invention.
In the figure: 1. a support plate; 2. a connecting bolt; 3. a longitudinal plate; 4. a cross plate; 5. an electric push rod; 6. a bump; 7. an adapter plate; 8. a connecting plate; 9. an extension plate; 10. a protective cover; 11. a fixing plate; 12. a frame plate; 13. cantilever plate; 14. a first connecting plate; 15. a second connecting plate; 16. a third connecting plate; 17. adding a long shaft; 18. a handle; 19. a clamping block; 20. a supporting plate; 21. a first spring; 22. a bottom plate; 23. a control panel; 24. a limiting plate; 25. a sliding plate; 26. a wind deflector; 27. a second spring; 28. a photoelectric sensor; 29. a trigger shaft; 30. a roller; 31. a partition plate; 32. a reinforcing cover; 33. a limiting shaft; 34. a wear plate; 35. an adjusting screw; 36. and (5) tightly pushing the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-4, a mine construction protection device comprises a support plate 1, wherein two connecting bolts 2 are arranged in the middle of the support plate 1, a longitudinal plate 3 is fixedly connected to the right part of the bottom end of the support plate 1, a plurality of adjusting screws 35 are connected to the middle of the longitudinal plate 3 through threads, a tightening plate 36 is arranged on the left side of the longitudinal plate 3, and the right end of the tightening plate 36 is rotationally connected with the left end of each adjusting screw 35; through rotatory adjusting screw 35 of user, and then adjust the distance between tight board 36 and the vertical board 3, and then make tightly pasting between tight board 36 and the mineral transportation equipment, reach the effect that further improves stability in use, the bottom fixedly connected with diaphragm 4 of vertical board 3, the right part of diaphragm 4 articulates there is electric putter 5, electric putter 5's output fixedly connected with lug 6.
Further, the right part of the supporting plate 1 is hinged with an adapter plate 7, the top end of the adapter plate 7 is fixedly connected with a connecting plate 8, the top end of the connecting plate 8 is connected with an extension plate 9 through a screw, the right part of the extension plate 9 is hinged with the upper part of the protruding block 6, the top end of the extension plate 9 is fixedly connected with a protective cover 10, the protective cover 10 is semi-cylindrical, the inner wall of the protective cover 10 is fixedly connected with a plurality of spacing plates 31, a reinforcing cover 32 is arranged in the protective cover 10, the outer side wall of the reinforcing cover 32 is fixedly connected with the opposite ends of the spacing plates 31, the left part of the reinforcing cover 32 is fixedly connected with the top end of the fixed plate 11, and the right bottom end of the reinforcing cover 32 is fixedly connected with the top end of the extension plate 9; the reinforcing cover 32 and the protective cover 10 are connected through the spacing plate 31, the strength of the protective part is reduced, instead of using thicker protective plates, the effect of saving energy sources and improving the protective effect is achieved, the left part of the bottom end of the protective cover 10 is fixedly connected with the fixed plate 11, the bottom end of the fixed plate 11 is connected with the frame plate 12 through bolts, the bottom end of the frame plate 12 is provided with a yielding hole, the left part and the right part of the inner wall of the yielding hole are both hinged with the cantilever plates 13, the opposite ends of the two cantilever plates 13 are both fixedly connected with the first connecting plates 14, the upper parts of the first connecting plates 14 are both hinged with the second connecting plates 15, the inside of the yielding hole is provided with the third connecting plates 16, the left part and the right part of the third connecting plates 16 are respectively hinged with the upper parts of the corresponding second connecting plates 15, the middle part of the top end of the third connecting plate 16 is fixedly connected with an extension shaft 17, the top end of the extension shaft 17 penetrates through the middle part of the frame plate 12 and the middle part of the fixed plate 11 and extends out of the upper side of the fixed plate 11, the top end of the extension shaft 17 is fixedly connected with a handle 18, the opposite ends of the cantilever plates 13 are fixedly connected with clamping blocks 19, the bottom ends of the clamping blocks 19 are provided with chamfers, the bottom end of the frame plate 12 is provided with a supporting plate 20, the top end of the supporting plate 20 is contacted with the bottom end of the frame plate 12, the middle part of the top end of the supporting plate 20 is provided with a yielding groove, the bottom ends of the cantilever plates 13 are inserted into the yielding groove, the left end and the right end of the inner wall of the supporting plate 20 are fixedly connected with wear-resistant plates 34, and the wear-resistant plates 34 are copper plates; the abrasion-resistant effect through the abrasion-resistant plate 34 is better, the abrasion of the inner walls of the clamping block 19 and the supporting plate 20 is reduced, the effect of further improving the use reliability is achieved, the left end of the inner wall and the right end of the inner wall of the abdication groove are respectively provided with a clamping groove corresponding to the clamping block 19, and a first spring 21 is fixedly connected between the opposite ends of the two cantilever plates 13.
Further, a wind speed sensing device is arranged at the right end of the transverse plate 4, the wind speed sensing device comprises a bottom plate 22, the left end of the bottom plate 22 is fixedly connected with the right end of the transverse plate 4, the left end of the top end of the bottom plate 22 is fixedly connected with a control panel 23, the middle part of the top end of the bottom plate 22 is fixedly connected with a limiting plate 24, the right side of the limiting plate 24 is provided with a sliding plate 25, the right end of the sliding plate 25 is fixedly connected with a wind shield 26, the right end of the wind shield 26 is provided with a groove, a plurality of second springs 27 are fixedly connected between the limiting plate 24 and the sliding plate 25, a photoelectric sensor 28 is arranged at the right end of the limiting plate 24, the left end of the sliding plate 25 is provided with a trigger shaft 29, the bottom end of the sliding plate 25 is hinged with a roller 30, and the photoelectric sensor 28 and an electric push rod 5 are electrically connected with the control panel 23; when the electric push rod 5 is retracted, the protective cover 10 is in an open state, after wind blows to the wind guard 26, the wind guard 26 drives the sliding plate 25 and the trigger shaft 29 to move leftwards, so that the trigger plate touches the photoelectric sensor 28, the photoelectric sensor 28 transmits signals to the control panel 23, the control panel 23 transmits signals to the electric push rod 5, the electric push rod 5 stretches out and moves, the effect of automatically adjusting the position of the protective cover 10 is achieved, limiting shafts 33 are arranged in the second springs 27, the right ends of the limiting shafts 33 are fixedly connected with the left ends of the sliding plate 25, and the circumferential outer walls of the limiting shafts 33 are in left-right sliding fit with the middle parts of the limiting plates 24; the gesture of the second spring 27 is limited by the limiting shaft 33, the deformation condition of the second spring 27 is reduced, the effect of further improving the use stability is achieved, and the right end of the triggering shaft 29 is connected with the left end of the sliding plate 25 through threads; the trigger shaft 29 is connected with the sliding plate 25 through threads, so that a user can conveniently adjust the distance between the trigger shaft 29 and the photoelectric sensor 28 to adapt to different wind speeds, and the effect of further improving the practicability is achieved; the upper part, the left part and the right part of the mineral transportation position are protected through the protective cover 10, the situation of wind and mineral contact is reduced by replacing the upper part of the mineral transportation device, and when in maintenance, the third connecting plate 16 is driven to ascend by pulling the extension shaft 17, then the second connecting plate 15, the cantilever plate 13 and the clamping block 19 are driven to move, and then the clamping block 19 and the clamping groove are driven to separate, then the electric push rod 5 is started, the electric push rod 5 drives the adapter plate 7, the connecting plate 8, the extension plate 9 and the protective cover 10 to rotate, and then the protective cover 10 is opened, the operation of a user is facilitated, and the upper part of the mineral transportation device is yielded after the protective cover 10 moves, so that the protective effect of higher protectiveness and convenience in maintenance on the mineral transportation device is achieved.
The protection method of the mine construction protection device comprises the following steps of:
step one, covering a mineral transportation position by a protective cover 10, connecting a supporting plate 1 with mineral transportation equipment through bolts, and fixedly connecting a supporting plate 20 with the mineral transportation equipment; through the mode of through bolted connection between backup pad 1 and the mineral transportation equipment, the user of being convenient for dismantles backup pad 1.
Step two, pulling a handle 18, wherein the handle 18 drives an extension shaft 17 to ascend so as to drive a third connecting plate 16 to ascend, then driving a second connecting plate 15, a cantilever plate 13 and a clamping block 19 to move so as to drive the clamping block 19 to be separated from a clamping groove, and then starting an electric push rod 5, wherein the electric push rod 5 drives an adapter plate 7, a connecting plate 8, an extension plate 9 and a protective cover 10 to rotate so as to open the protective cover 10; the handle 18 is pulled by a user to drive the extension shaft 17 and the third connecting plate 16 to move, so that the clamping blocks 19 are driven to move, the clamping blocks 19 and the clamping grooves are conveniently separated, and the extension plate 9 and the protective cover 10 are driven to move by the electric push rod 5, so that the position of the protective cover 10 is conveniently adjusted by the user.
In summary, according to the mine construction protection device and the protection method thereof, when the mine construction protection device is used, a user covers the position of mineral transportation by the protection cover 10, the supporting plate 1 is connected with the mineral transportation device through the bolts, the supporting plate 20 is fixedly connected with the mineral transportation device, when the upper part of the mineral transportation device needs to be maintained, the user pulls the handle 18, the handle 18 drives the extension shaft 17 to ascend, then drives the third connecting plate 16 to ascend, the third connecting plate 16 drives the second connecting plate 15, the cantilever plate 13 and the clamping block 19 to move, then drives the clamping block 19 and the clamping groove to separate, the user withdraws the electric push rod 5, and the electric push rod 5 drives the adapter plate 7, the connecting plate 8, the extension plate 9 and the protection cover 10 to rotate, so that the protection cover 10 is opened.
The electric push rod 5 is a DT500, which is a well-known device directly purchased in the market for those skilled in the art, and is not improved in structure and function, and the electric push rod 5 is provided with a control switch matched with the electric push rod 5, and the mounting position of the control switch is selected according to the actual use requirement, so that the operation control of the operator is facilitated.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mine construction protector which characterized in that: the novel reinforced plastic composite material is characterized by comprising a supporting plate (1), two connecting bolts (2) are arranged in the middle of the supporting plate (1), a longitudinal plate (3) is fixedly connected to the right bottom of the supporting plate (1), a transverse plate (4) is fixedly connected to the bottom of the longitudinal plate (3), an electric push rod (5) is hinged to the right side of the transverse plate (4), a lug (6) is fixedly connected to the output end of the electric push rod (5), an adapter plate (7) is hinged to the right side of the supporting plate (1), a connecting plate (8) is fixedly connected to the top end of the adapter plate (7), an extension plate (9) is connected to the top end of the connecting plate (8) through a screw, a protective cover (10) is fixedly connected to the right side of the extension plate (9) and the upper portion of the lug (6), the protective cover (10) is semi-cylindrical, a fixing plate (11) is fixedly connected to the left bottom end of the protective cover (10), a plurality of spacing plates (31) are fixedly connected to the inner wall of the protective cover (10), a reinforcing cover (32) is arranged inside the protective cover (10), the reinforcing cover (32) is fixedly connected to the top ends of the reinforcing plate (32), the bottom right part of the reinforcing cover (32) and the top ends of the extension plates (9) are fixedly connected, the bottom ends of the fixing plates (11) are connected with frame plates (12) through screws, the bottom ends of the frame plates (12) are provided with abdicating holes, cantilever plates (13) are hinged to the left part and the right part of the inner wall of each abdicating hole, first connecting plates (14) are fixedly connected to the opposite ends of the two cantilever plates (13), second connecting plates (15) are hinged to the upper parts of the first connecting plates (14), third connecting plates (16) are arranged in the abdicating holes, the left part and the right part of each third connecting plate (16) are respectively hinged to the upper parts of the corresponding second connecting plates (15), lengthening shafts (17) are fixedly connected to the middle parts of the top ends of the third connecting plates (16), the top ends of the lengthening shafts (17) penetrate through the middle parts of the frame plates (12) and the middle parts of the fixing plates (11) and extend out of the upper sides of the fixing plates (11), third connecting plates (16) are respectively provided with third connecting plates (16), the top ends of the third connecting plates (16) are fixedly connected with handles (19), the bottom ends of the support plates (20) are respectively connected with the bottom ends of the frame plates (20), the support plates (20) are fixedly connected with the top ends of the support plates (20), the bottom ends of the cantilever plates (13) are inserted into the yielding grooves, clamping grooves corresponding to the clamping blocks (19) are formed in the left end of the inner wall and the right end of the inner wall of the yielding grooves, a first spring (21) is fixedly connected between the opposite ends of the two cantilever plates (13), a wind speed sensing device is arranged at the right end of the transverse plate (4), the wind speed sensing device comprises a bottom plate (22), the left end of the bottom plate (22) is fixedly connected with the right end of the transverse plate (4), the left end of the bottom plate (22) is fixedly connected with a control panel (23), the middle part of the top end of the bottom plate (22) is fixedly connected with a limiting plate (24), the right side of the limiting plate (24) is provided with a sliding plate (25), the right end of the sliding plate (25) is fixedly connected with a first spring (26), a plurality of second springs (27) are fixedly connected between the right end of the limiting plate (24) and the sliding plate (25), the right end of the limiting plate (24) is provided with a groove, the electric sensor (28) is connected with the bottom end of the sliding plate (28), the electric sensor (28) is connected with the electric sensor (28), and the bottom end of the sliding plate (25) is provided with the electric sensor (28), the inside of each second spring (27) is provided with a limiting shaft (33), the right end of each limiting shaft (33) is fixedly connected with the left end of the sliding plate (25), and the circumferential outer wall of each limiting shaft (33) is in sliding fit with the middle part of the limiting plate (24) left and right.
2. The mine construction protecting device according to claim 1, wherein: the right end of the trigger shaft (29) and the left end of the sliding plate (25) are connected through threads.
3. The mine construction protecting device according to claim 1, wherein: the left end and the right end of the inner wall of the supporting plate (20) are fixedly connected with wear plates (34).
4. The mine construction protecting device according to claim 1, wherein: the middle part of the vertical plate (3) is connected with a plurality of adjusting screws (35) through threads.
5. The mine construction protecting device according to claim 4, wherein: the left side of the vertical plate (3) is provided with a jacking plate (36), and the right end of the jacking plate (36) is rotatably connected with the left end of each adjusting screw (35).
6. A protection method of a mine construction protecting apparatus according to any one of claims 1 to 5, comprising the steps of:
firstly, covering a mineral transportation position by a protective cover (10), connecting a supporting plate (1) with mineral transportation equipment through bolts, and fixedly connecting a supporting plate (20) with the mineral transportation equipment;
step two, pulling handle (18), handle (18) drive add long axis (17) and rise, and then drive third link (16) and rise, then drive second link (15), cantilever plate (13) and fixture block (19) and remove, and then drive fixture block (19) and draw-in groove and break away from, later start electric putter (5), electric putter (5) drive adapter plate (7), connecting plate (8), extension board (9) and protection casing (10) rotation, and then open protection casing (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110071744.2A CN112875159B (en) | 2021-01-19 | 2021-01-19 | Mine construction protection device and protection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110071744.2A CN112875159B (en) | 2021-01-19 | 2021-01-19 | Mine construction protection device and protection method thereof |
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| CN112875159A CN112875159A (en) | 2021-06-01 |
| CN112875159B true CN112875159B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110071744.2A Active CN112875159B (en) | 2021-01-19 | 2021-01-19 | Mine construction protection device and protection method thereof |
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| RU2005331C1 (en) * | 1990-12-29 | 1993-12-30 | Нижегородский научно-исследовательский институт радиотехники | Device for interlocking mainly radio electronic units with protective shields |
| CN206955050U (en) * | 2017-05-12 | 2018-02-02 | 天津狗不理食品股份有限公司 | A kind of conveying arrangement |
| CN107800229A (en) * | 2017-12-24 | 2018-03-13 | 洛阳明创矿山冶金设备有限公司 | A kind of dilatation protective cover for mine motor |
| CN209709749U (en) * | 2019-05-29 | 2019-11-29 | 江苏梦之和网络科技有限公司 | A kind of open air ups power protective device |
| CN110785036A (en) * | 2019-11-04 | 2020-02-11 | 温州红秀招信息科技有限公司 | Big data computer network safety device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10206292B2 (en) * | 2016-05-11 | 2019-02-12 | Gulfstream Aerospace Corporation | Backshell guard for an avionics unit |
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2021
- 2021-01-19 CN CN202110071744.2A patent/CN112875159B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2005331C1 (en) * | 1990-12-29 | 1993-12-30 | Нижегородский научно-исследовательский институт радиотехники | Device for interlocking mainly radio electronic units with protective shields |
| CN206955050U (en) * | 2017-05-12 | 2018-02-02 | 天津狗不理食品股份有限公司 | A kind of conveying arrangement |
| CN107800229A (en) * | 2017-12-24 | 2018-03-13 | 洛阳明创矿山冶金设备有限公司 | A kind of dilatation protective cover for mine motor |
| CN209709749U (en) * | 2019-05-29 | 2019-11-29 | 江苏梦之和网络科技有限公司 | A kind of open air ups power protective device |
| CN110785036A (en) * | 2019-11-04 | 2020-02-11 | 温州红秀招信息科技有限公司 | Big data computer network safety device |
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| CN112875159A (en) | 2021-06-01 |
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