CN108838954A - A kind of novel and multifunctional mechanical equipment inspection rack device and its repair method - Google Patents
A kind of novel and multifunctional mechanical equipment inspection rack device and its repair method Download PDFInfo
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- CN108838954A CN108838954A CN201810698231.2A CN201810698231A CN108838954A CN 108838954 A CN108838954 A CN 108838954A CN 201810698231 A CN201810698231 A CN 201810698231A CN 108838954 A CN108838954 A CN 108838954A
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- mechanical equipment
- rack
- inspection rack
- gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a kind of novel and multifunctional mechanical equipment inspection rack devices, including pedestal, the bottom of the pedestal is also connected with idler wheel, right side at the top of the pedestal is fixedly connected with organic frame, the top of the rack is connected with crane by the first pivoting support, the crane is parallel chord truss structure, two groups of parallel tracks are additionally provided on the crane, the top of the pedestal is connected with inspection rack by spring, the left and right sides at the top of the inspection rack is symmetrically arranged with vertical plate, screw rod is threaded on the vertical plate, the screw rod is fixedly connected with turntable away from one end of inspection rack, the screw rod is fixedly connected with contact plate close to one end of inspection rack.Included hoisting mechanism, does not need to cooperate other lifting appliances that can use, and the bottom of pedestal is also connected with idler wheel, and cooperation push rod uses, and conveniently moving, inspection rack is additionally arranged at the bottom of spring, damping performance when improving mobile.
Description
Technical field
The present invention relates to mechanical equipment inspection rack technical field, specially a kind of novel and multifunctional mechanical equipment inspection rack dress
It sets and its repair method.
Background technique
Currently, the device is complicated, huge for Coal Mechanical, and need to carry out its equipment periodic maintenance, dimension in coal digging
Shield frequently, there is a large amount of oil cylinder equipments in Coal Mechanical equipment, the oil mass of storage is larger, and maintenance can generate a large amount of oil liquid when dismantling
Outflow, China Patent No. CN201410694616.3, a kind of mechanical equipment inspection rack device, including support plate and oil groove, institute
Support plate setting muti-piece is stated, there are gaps between support plate and support plate, are placed on oil groove, and bottom, which is provided with, to be placed in oil groove
Support column, the oil groove is groove structure, is placed on the ground, and oil groove upper surface one week is higher than support plate upper surface.But
That there is movements is inflexible for existing mechanical equipment inspection rack device, it has not been convenient to separate oil and water, it has not been convenient to adapt to
Problem for different types of machinery.Therefore, it invents a kind of novel and multifunctional mechanical equipment inspection rack device and seems and very must
It wants.
For this purpose, application No. is a kind of novel and multifunctional mechanical equipment inspection rack device disclosed in CN201621215342.6,
Including knob, pedestal, return pulley, cylinder, brake block, separator, support rod, adjustment structure, loading plate, oil groove, bar is hydraulic
Bar, connecting rod and workbench, the knob are connected by connecting rod with pedestal；The brake block is arranged on return pulley；
The separator is fixed on the right side of bar；The workbench is connected by support rod with pedestal；The carrying
Plate is connected by hydraulic stem with cylinder；The adjustment structure is mounted on the upper surface of baffle.Above-mentioned utility model passes through adjusting
The setting of structure and baffle facilitates the length for adjusting adjusting rod, adapts to be used for different types of mechanical equipment, by return pulley and
The setting of brake block is conducive to be moved easily, and saving manpower can be by the oil in machinery by the setting of separator and oil groove
It separates, reuses with water, energy conservation and environmental protection.
But above scheme still has certain defect, above scheme lacks hoisting mechanism, needs to cooperate other liftings
Equipment could lift mechanical equipment to loading plate, have certain limitation.
Summary of the invention
The purpose of the present invention is to provide a kind of novel and multifunctional mechanical equipment inspection rack devices, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions：A kind of novel and multifunctional mechanical equipment inspection rack dress
It sets, including pedestal, the bottom of the pedestal is also connected with idler wheel, and the right side at the top of the pedestal is fixedly connected with organic frame, described
The top of rack is connected with crane by the first pivoting support, and the crane is parallel chord truss structure, the lifting
It is additionally provided with two groups of parallel tracks on frame, sliding block is slidably connected on the track, motor, the electricity are installed on the sliding block
The output end of machine is connected with gear, wherein track is equipped with rack gear, the gear is located at the top of rack gear, the gear with
Rack gear intermeshes, and the bottom of the sliding block is connected with wirerope by connection ring, and the bottom end of the wirerope is connected with hook,
It is fixedly connected with identical second pivoting support of two groups of specifications on the left of the rack, passes through pin on second pivoting support
Axis is connected with hydraulic cylinder, and the output end of the hydraulic cylinder passes through pin shaft and is movably attached to third pivoting support, and described
Three pivoting supports are separately fixed at the bottom of track, and the top of the pedestal is connected with inspection rack, the inspection rack by spring
It is symmetrically arranged with vertical plate at left and right sides of top, screw rod is threaded on the vertical plate, the screw rod deviates from the one of inspection rack
End is fixedly connected with turntable, and the screw rod is fixedly connected with contact plate close to one end of inspection rack.
As advanced optimizing for the technical program, a kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, institute
It states rack to be vertically arranged, the rack vertical welding is also fixedly welded between pedestal, the rack and pedestal to be obliquely installed
Reinforcing rod, improve the structural strength of junction.
As advanced optimizing for the technical program, a kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, institute
It states the first pivoting support, the second pivoting support and third pivoting support to fix by welding, the described first hinged branch
Seat is also provided with two groups.
As advanced optimizing for the technical program, a kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, institute
It states and has been bolted to connection push rod on the right side wall of rack, rubber antiskid pad, good antiskid effect are covered on the push rod.
As advanced optimizing for the technical program, a kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, institute
Vertical plate vertical welding is stated in being fixedly welded with the screw shell with screw rod bolt, the screw rod water on inspection rack, the vertical plate
Flat setting.
As advanced optimizing for the technical program, a kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, institute
It states contact plate to be vertically arranged, the contact plate is all covered with preventing rubber pad on a corresponding end face, avoids crushing machine
Tool equipment has good protection effect.
As advanced optimizing for the technical program, a kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, institute
It states turntable and contact plate is all made of the mode of welding and is fixedly connected on screw rod.
A kind of repair method of novel and multifunctional mechanical equipment inspection rack device of the present invention, specifically comprises the following steps：
S1：Mechanical equipment is lifted on hook first with rope by operator, then starts hydraulic cylinder, the output end of hydraulic cylinder
Crane deflection is driven, mechanical equipment is detached from bottom surface at this time, and is raised to certain altitude；
S2：Start motor, rotates motor-driven gear, since gear and rack gear intermesh, the gear enable is along tooth
Direction is mobile, so that sliding block moves in orbit, is adjusted according to the actual situation, sliding block is made to be moved to inspection rack
Surface, mechanical equipment is moved to the surface of inspection rack at this time；
S3：Operator restarts hydraulic cylinder, deflects crane, and falls in mechanical equipment on inspection rack, then by rope
It unloads, rotates turntable, make the contact plate of screw rod one end that mechanical equipment to be firmly fixedly clamped, be convenient for subsequent maintenance；
S4：After the completion of maintenance, turntable is rotated, unclamps contact plate by mechanical equipment, rope is recycled to be lifted on mechanical equipment
Hook, then the mechanical equipment overhauled is unloaded, it is easy to operate.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of novel and multifunctional mechanical equipment inspection rack of the present invention
Mechanical equipment is lifted on hook first with rope by device, operator, then starts hydraulic cylinder, and the output end of hydraulic cylinder drives
Dynamic crane deflection, mechanical equipment is detached from bottom surface at this time, and is raised to certain altitude, starts motor, makes motor-driven gear
Rotation, since gear and rack gear intermesh, the gear enable is moved along rack gear direction, so that sliding block is in orbit
It is mobile, it is adjusted according to the actual situation, so that sliding block is moved to the surface of inspection rack, mechanical equipment is moved to inspection rack at this time
Surface, operator restarts hydraulic cylinder, deflects crane, and falls in mechanical equipment on inspection rack, then will rope
Rope unloads, and rotates turntable, makes the contact plate of screw rod one end that mechanical equipment to be firmly fixedly clamped, and is convenient for subsequent maintenance, inspection
After the completion of repairing, turntable is rotated, unclamps contact plate by mechanical equipment, recycles rope that mechanical equipment is lifted on hook, then will
The mechanical equipment overhauled unloads, easy to operate, carries hoisting mechanism, does not need to cooperate other lifting appliances that can use,
The bottom of pedestal is also connected with idler wheel, and cooperation push rod uses, and conveniently moving, inspection rack is additionally arranged at the bottom of spring, when improving mobile
Damping performance, have very high practicability, greatly improve a kind of making for novel and multifunctional mechanical equipment inspection rack device
With functionality, guarantee its using effect and utilization benefit, is suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel and multifunctional mechanical equipment inspection rack device of the present invention；
Fig. 2 is a kind of crane overlooking structure diagram of novel and multifunctional mechanical equipment inspection rack device of the present invention；
Fig. 3 is structural representation when a kind of sliding block of novel and multifunctional mechanical equipment inspection rack device of the present invention moves in orbit
Figure.
In figure：1 pedestal, 2 idler wheels, 3 racks, 4 first pivoting supports, 5 cranes, 6 tracks, 7 motors, 8 gears, 9 rack gears,
10 connection rings, 11 wirerope, 12 hooks, 13 second pivoting supports, 14 hydraulic cylinders, 15 third pivoting supports, 16 reinforcing rods, 17 bullets
Spring, 18 inspection racks, 19 vertical plates, 20 screw rods, 21 turntables, 22 contact plates, 23 sliding blocks, 24 push rods.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution：A kind of novel and multifunctional mechanical equipment inspection rack device,
Including pedestal 1, the bottom of the pedestal 1 is also connected with idler wheel 2, and the right side at 1 top of pedestal is fixedly connected with organic frame 3, institute
The top for stating rack 3 is connected with crane 5 by the first pivoting support 4, and the crane 5 is parallel chord truss structure, institute
It states and is additionally provided with two groups of parallel tracks 6 on crane 5, sliding block 23 is slidably connected on the track 6, is installed on the sliding block 23
There is motor 7, the output end of the motor 7 is connected with gear 8, wherein a track 6 is equipped with rack gear 9, the gear 8 is located at tooth
The top of item 9, the gear 8 and rack gear 9 intermesh, and the bottom of the sliding block 23 is connected with wirerope by connection ring 10
11, the bottom end of the wirerope 11 is connected with hook 12, is fixedly connected with two groups of specifications identical second on 3 left side of rack
Pivoting support 13 is connected with hydraulic cylinder 14 by pin shaft on second pivoting support 13, the hydraulic cylinder 14 it is defeated
Outlet passes through pin shaft and is movably attached to third pivoting support 15, and the third pivoting support 15 is separately fixed at the bottom of track 6
The top in portion, the pedestal 1 is connected with inspection rack 18 by spring 17, and the left and right sides at 18 top of inspection rack is symmetrically arranged with
Vertical plate 19, screw rod 20 is threaded on the vertical plate 19, and the screw rod 20 is fixedly connected with away from one end of inspection rack 18
Turntable 21, the screw rod 20 are fixedly connected with contact plate 22 close to one end of inspection rack 18.
Specifically, the rack 3 is vertically arranged, 3 vertical welding of rack in pedestal 1, the rack 3 and pedestal 1 it
Between be also fixedly welded with the reinforcing rod 16 being obliquely installed, improve the structural strength of junction.
Specifically, first pivoting support 4, the second pivoting support 13 and third pivoting support 15 pass through the side of welding
Formula is fixed, and first pivoting support 4 is also provided with two groups.
Specifically, being bolted to connection push rod 24 on the right side wall of the rack 3, it is covered on the push rod 24
Rubber antiskid pad, good antiskid effect.
Specifically, 19 vertical welding of vertical plate on inspection rack 18, the vertical plate 19 in being fixedly welded with and 20 phase of screw rod
The screw shell being spirally connected, the screw rod 20 are horizontally disposed.
Specifically, the contact plate 22 is vertically arranged, the contact plate is all covered on 22 corresponding end faces
Preventing rubber pad avoids crushing mechanical equipment, has good protection effect.
Specifically, the mode that the turntable 21 and contact plate 22 are all made of welding is fixedly connected on screw rod 20.
A kind of repair method of novel and multifunctional mechanical equipment inspection rack device of the present invention, specifically comprises the following steps：
S1：Mechanical equipment is lifted on hook 12 first with rope by operator, then starts hydraulic cylinder 14, hydraulic cylinder 14
Output end drives crane 5 to deflect, and mechanical equipment is detached from bottom surface at this time, and is raised to certain altitude；
S2：Start motor 7, makes motor 7 that gear 8 be driven to rotate, since gear 8 and rack gear 9 intermesh, the gear 8 that enables
It moves along 9 direction of rack gear, so that sliding block 23 moves on track 6, is adjusted according to the actual situation, move sliding block 23
The surface of inspection rack 18 is moved, mechanical equipment is moved to the surface of inspection rack 18 at this time；
S3：Operator restarts hydraulic cylinder 14, deflects crane 5, and fall in mechanical equipment on inspection rack 18, then will
Rope unloads, and rotates turntable 21, makes the contact plate 22 of 20 one end of screw rod that mechanical equipment to be firmly fixedly clamped, convenient for subsequent
Maintenance；
S4：After the completion of maintenance, turntable 21 is rotated, unclamps contact plate 22 by mechanical equipment, rope is recycled to hang mechanical equipment
It is unloaded loaded on hook 12, then by the mechanical equipment overhauled, it is easy to operate.
Working principle：A kind of novel and multifunctional mechanical equipment inspection rack device of the present invention, in use, operator is sharp first
Mechanical equipment is lifted on hook 12 with rope, then starts hydraulic cylinder 14, the output end driving crane 5 of hydraulic cylinder 14 is inclined
Turning, mechanical equipment is detached from bottom surface at this time, and is raised to certain altitude, starts motor 7, and make motor 7 that gear 8 be driven to rotate, by
It intermeshes in gear 8 and rack gear 9, the gear 8 enable is moved along 9 direction of rack gear, so that sliding block 23 is on track 6
It is mobile, it is adjusted according to the actual situation, sliding block 23 is made to be moved to the surface of inspection rack 18, mechanical equipment is moved to inspection at this time
The surface of platform 18 is repaired, operator restarts hydraulic cylinder 14, deflects crane 5, and mechanical equipment is made to fall in inspection rack 18
On, then rope is unloaded, turntable 21 is rotated, makes the contact plate 22 of 20 one end of screw rod that mechanical equipment to be firmly fixedly clamped,
Convenient for subsequent maintenance, after the completion of maintenance, turntable 21 is rotated, unclamps contact plate 22 by mechanical equipment, recycle rope by machine
Tool equipment hoisting is unloaded in hook 12, then by the mechanical equipment overhauled, easy to operate, is carried hoisting mechanism, is not needed to cooperate
Other lifting appliances can use, and the bottom of pedestal 1 is also connected with idler wheel 2, and cooperation push rod 24 uses, conveniently moving, maintenance
Platform 18 is additionally arranged at the bottom of spring 17, damping performance when improving mobile.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of novel and multifunctional mechanical equipment inspection rack device, including pedestal（1）, it is characterised in that：The pedestal（1）Bottom
Portion is also connected with idler wheel（2）, the pedestal（1）Organic frame is fixedly connected on the right side of top（3）, the rack（3）Top it is logical
Cross the first pivoting support（4）It is connected with crane（5）, the crane（5）For parallel chord truss structure, the crane
（5）On be additionally provided with two groups of parallel tracks（6）, the track（6）On slidably connect sliding block（23）, the sliding block（23）Upper peace
Equipped with motor（7）, the motor（7）Output end be connected with gear（8）, wherein a track（6）It is equipped with rack gear（9）, institute
State gear（8）Positioned at rack gear（9）Top, the gear（8）And rack gear（9）It intermeshes, the sliding block（23）Bottom it is logical
Cross connection ring（10）It is connected with wirerope（11）, the wirerope（11）Bottom end be connected with hook（12）, the rack（3）It is left
Identical second pivoting support of two groups of specifications is fixedly connected on side（13）, second pivoting support（13）On pass through pin shaft
It is connected with hydraulic cylinder（14）, the hydraulic cylinder（14）Output end pass through pin shaft and be movably attached to third pivoting support
（15）, the third pivoting support（15）It is separately fixed at track（6）Bottom, the pedestal（1）Top pass through spring
（17）It is connected with inspection rack（18）, the inspection rack（18）Vertical plate is symmetrically arranged at left and right sides of top（19）, the vertical plate
（19）On be threaded with screw rod（20）, the screw rod（20）Away from inspection rack（18）One end be fixedly connected with turntable
（21）, the screw rod（20）Close to inspection rack（18）One end be fixedly connected with contact plate（22）.
2. a kind of novel and multifunctional mechanical equipment inspection rack device according to claim 1, it is characterised in that：The rack
（3）It is vertically arranged, the rack（3）Vertical welding is in pedestal（1）, the rack（3）And pedestal（1）Between be also fixedly welded with
The reinforcing rod being obliquely installed（16）, improve the structural strength of junction.
3. a kind of novel and multifunctional mechanical equipment inspection rack device according to claim 1, it is characterised in that：Described first
Pivoting support（4）, the second pivoting support（13）With third pivoting support（15）It fixes by welding, first hinge
Connect support（4）It is also provided with two groups.
4. a kind of novel and multifunctional mechanical equipment inspection rack device according to claim 1, it is characterised in that：The rack
（3）Right side wall on be bolted to connection push rod（24）, the push rod（24）On be covered with rubber antiskid pad, anti-skidding effect
Fruit is good.
5. a kind of novel and multifunctional mechanical equipment inspection rack device according to claim 1, it is characterised in that：The vertical plate
（19）Vertical welding is in inspection rack（18）, the vertical plate（19）On be fixedly welded with and screw rod（20）The screw shell of bolt,
The screw rod（20）It is horizontally disposed.
6. a kind of novel and multifunctional mechanical equipment inspection rack device according to claim 1, it is characterised in that：The contact
Plate（22）It is vertically arranged, the contact plate（22）It is all covered with preventing rubber pad on a corresponding end face, avoids crushing
Mechanical equipment has good protection effect.
7. a kind of novel and multifunctional mechanical equipment inspection rack device according to claim 1, it is characterised in that：The turntable
（21）And contact plate（22）The mode for being all made of welding is fixedly connected on screw rod（20）.
8. a kind of maintenance side of novel and multifunctional mechanical equipment inspection rack device described in -7 any one according to claim 1
Method, it is characterised in that：Specifically comprise the following steps：
S1：Mechanical equipment is lifted on hook first with rope by operator（12）, then start hydraulic cylinder（14）, hydraulic cylinder
（14）Output end drive crane（5）Deflection, mechanical equipment is detached from bottom surface at this time, and is raised to certain altitude；
S2：Start motor（7）, make motor（7）Drive gear（8）Rotation, due to gear（8）And rack gear（9）It intermeshes, makes
Gear（8）It can be along rack gear（9）Direction is mobile, so that sliding block（23）In track（6）Upper movement, according to the actual situation into
Row is adjusted, and makes sliding block（23）It is moved to inspection rack（18）Surface, mechanical equipment is moved to inspection rack at this time（18）Just on
Side；
S3：Operator restarts hydraulic cylinder（14）, make crane（5）Deflection, and mechanical equipment is made to fall in inspection rack（18）On,
Then rope is unloaded, rotates turntable（21）, make screw rod（20）The contact plate of one end（22）Mechanical equipment is firmly clamped solid
It is fixed, it is convenient for subsequent maintenance；
S4：After the completion of maintenance, turntable is rotated（21）, make contact plate（22）Mechanical equipment is unclamped, rope is recycled to set machinery
It is standby to be lifted on hook（12）, then the mechanical equipment overhauled unloaded, it is easy to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810698231.2A CN108838954A (en) | 2018-06-29 | 2018-06-29 | A kind of novel and multifunctional mechanical equipment inspection rack device and its repair method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810698231.2A CN108838954A (en) | 2018-06-29 | 2018-06-29 | A kind of novel and multifunctional mechanical equipment inspection rack device and its repair method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108838954A true CN108838954A (en) | 2018-11-20 |
Family
ID=64201571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810698231.2A Pending CN108838954A (en) | 2018-06-29 | 2018-06-29 | A kind of novel and multifunctional mechanical equipment inspection rack device and its repair method |
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| Country | Link |
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| CN (1) | CN108838954A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895039A (en) * | 2019-03-28 | 2019-06-18 | 江苏核电有限公司 | A kind of oil motor maintenance bench frame apparatus with hoisting function |
| CN110509238A (en) * | 2019-08-22 | 2019-11-29 | 东台市杰顺机械制造有限公司 | A kind of diesel engine part precise machining device |
| CN111702724A (en) * | 2020-06-11 | 2020-09-25 | 国网江西省电力有限公司吉安供电分公司 | Processing platform for maintenance of electric mechanical equipment |
| CN112730691A (en) * | 2020-12-30 | 2021-04-30 | 山东天益环保测控有限公司 | Portable gas chromatography VOCs detection device |
| CN112936199A (en) * | 2021-02-05 | 2021-06-11 | 合肥恒大江海泵业股份有限公司 | Quick dismounting and overhauling device for submersible electric pump |
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| US5934490A (en) * | 1992-10-19 | 1999-08-10 | Mora; Arthur R. | Combination engine hoist and stand |
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| CN109895039A (en) * | 2019-03-28 | 2019-06-18 | 江苏核电有限公司 | A kind of oil motor maintenance bench frame apparatus with hoisting function |
| CN110509238A (en) * | 2019-08-22 | 2019-11-29 | 东台市杰顺机械制造有限公司 | A kind of diesel engine part precise machining device |
| CN111702724A (en) * | 2020-06-11 | 2020-09-25 | 国网江西省电力有限公司吉安供电分公司 | Processing platform for maintenance of electric mechanical equipment |
| CN112730691A (en) * | 2020-12-30 | 2021-04-30 | 山东天益环保测控有限公司 | Portable gas chromatography VOCs detection device |
| CN112936199A (en) * | 2021-02-05 | 2021-06-11 | 合肥恒大江海泵业股份有限公司 | Quick dismounting and overhauling device for submersible electric pump |
| CN112936199B (en) * | 2021-02-05 | 2022-02-22 | 合肥恒大江海泵业股份有限公司 | Quick dismounting and overhauling device for submersible electric pump |
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Application publication date: 20181120 |
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| RJ01 | Rejection of invention patent application after publication |