CN208820283U - A kind of system overvoltage damping cabinet - Google Patents

A kind of system overvoltage damping cabinet Download PDF

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Publication number
CN208820283U
CN208820283U CN201821716467.6U CN201821716467U CN208820283U CN 208820283 U CN208820283 U CN 208820283U CN 201821716467 U CN201821716467 U CN 201821716467U CN 208820283 U CN208820283 U CN 208820283U
Authority
CN
China
Prior art keywords
hinged seat
cabinet body
plate
lifting device
cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821716467.6U
Other languages
Chinese (zh)
Inventor
王小伟
王明章
许荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Weichuang Power Technology Co Ltd
Original Assignee
Anhui Weichuang Power Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Weichuang Power Technology Co Ltd filed Critical Anhui Weichuang Power Technology Co Ltd
Priority to CN201821716467.6U priority Critical patent/CN208820283U/en
Application granted granted Critical
Publication of CN208820283U publication Critical patent/CN208820283U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of system overvoltage damping cabinets, including cabinet body, pedestal, screw rod, height adjustment mechanism, outrigger plate, mounting plate, first hinged seat, the lower end of first hinged seat is equipped with leg rod, the lower end of leg rod is equipped with connecting plate, the lower end of connecting plate is equipped with support frame, the lower end of support frame is equipped with idler wheel, the center of the mounting plate, which is run through, is fixedly installed with lifting device, it is fixedly mounted at the top of lifting device on the lower end center of cabinet body, the lower sidewall of lifting device is equipped with the second hinged seat, the quantity of second hinged seat is consistent with the first hinged seat.The utility model can jack up cabinet body, realize walking function, the reversed length for changing lifting device, the recycling to idler wheel then may be implemented, the positioning of cabinet body may be implemented, and when idler wheel recycling, lifting device is for elongation state, lifting device can hold out against ground by support foot plate, fully ensure that the stable position of cabinet body.

Description

A kind of system overvoltage damping cabinet
Technical field
The utility model relates to a kind of power equipment, specifically a kind of system overvoltage damping cabinet.
Background technique
Generally existing following several overvoltage in middle low-pressure system at present: the operation that breaker on-off action generates is excessively electric The atmospheric over-voltage etc. generated when the arc overvoltage generated when pressure, single-phase earthing and lightning stroke.It now there is no for these overvoltage Complete preservation scheme, the things such as often cable is blown out, motor insulation breakdown, Explosion of on Arrester and voltage transformer are burnt Therefore.The reason of such accident occurs, in addition to over-voltage protector product itself performance, for not homologous ray, is protected using overvoltage Need to consider the type on system power line road when protecting product, the network structure of electric line, the property of load and system connect Ground mode etc..
In order to inhibit this kind of system overvoltage, it generally will use damping cabinet and be attached, existing damping cabinet is often in it The apparatus mounting plate in portion is fixed, and can not change the height of equipment according to different situations, inconvenient to use, and this Class damping cabinet is all to be fixedly mounted mostly, it has not been convenient to be carried.
Utility model content
The purpose of this utility model is to provide a kind of system overvoltage damping cabinets, to solve to propose in above-mentioned background technique The problem of.
To achieve the above object, the utility model provides the following technical solutions:
The interior bottom portion of a kind of system overvoltage damping cabinet, including cabinet body, the cabinet body is equipped with pedestal, the lower end two of pedestal Side is fixedly mounted on cabinet body bottom wall by supporting block, and the inside of pedestal offers cavity, and cavity is arranged along base length direction, Two side bottom of inside of cavity passes through bearing block and is equipped with screw rod, and screw rod is perpendicular with pedestal, and the upper end of screw rod is pierced by Cavity setting, the upper end of screw rod are equipped with height adjustment mechanism, and height adjustment mechanism includes fixes sleeve, the fixed peace of fixes sleeve In pedestal upper end, the upper end insertion fixes sleeve of screw rod, the inner upper end of fixes sleeve is inserted with support rod, support rod Lower end offers threaded hole, and the upper end of screw rod is mounted in threaded hole, and the upper end of support rod is equipped with support plate, the fixing sleeve Symmetrically offer sliding slot on the inner sidewall of cylinder, the outer wall lower part of support rod is symmetrically installed with sliding block, sliding block far from support rod one End sliding is set in sliding slot, and the lower end of the cabinet body is mounted on outrigger plate, and there are two outrigger plate is set, two outrigger plates are mutually flat Row setting, outrigger plate is perpendicular with cabinet body, and the cabinet body is arranged right below mounting plate, and mounting plate is mounted on two outrigger plates Between, the first hinged seat is installed along central symmetry at left and right sides of the lower end of mounting plate, the lower end of the first hinged seat is equipped with branch Leg bar, the lower end of leg rod are equipped with connecting plate, and the lower end of connecting plate is equipped with support frame, and the lower end of support frame is equipped with rolling Wheel, the center of the mounting plate are fixedly mounted on the lower end of cabinet body through lifting device is fixedly installed at the top of lifting device On center, the lower sidewall of lifting device is equipped with the second hinged seat, and the quantity of the second hinged seat is consistent with the first hinged seat, institute It states and third hinged seat is installed in the middle part of the side wall of leg rod, third hinged seat is arranged towards lifting device, corresponding setting It is connected between third hinged seat and the second hinged seat by connecting rod, and third hinged seat is arranged higher than the second hinged seat, is risen The lower end of falling unit is also equipped with support foot plate.
As a further solution of the present invention: the side wall upper part of the cabinet body offers heat release hole, the heat dissipation of two sides Hole is symmetrical arranged.
The screw rod, which is located on the part of cavity inside, as a further solution of the present invention, is equipped with the first cone The side of gear, the first bevel gear on two screw rods is engaged with second bevel gear, and two second bevel gears are mounted on connection The both ends of axis.
The interior bottom portion of the cavity is equipped with fixed block as a further solution of the present invention, and connecting shaft is logical Fixed block is crossed to be rotatably installed in cavity.
There are two the fixed block is set as a further solution of the present invention, two fixed blocks are along connecting shaft pair Claim setting.
Third hand tap gear, third are also equipped in the middle part of the connecting shaft as a further solution of the present invention, Drive bevel gear is engaged on the downside of bevel gear, drive bevel gear is installed on the driving shaft.
Motor is installed on the interior bottom wall center of the cabinet body as a further solution of the present invention, is driven The lower end of axis is pierced by cavity and connect with motor drive.
Offer through-hole on the lower end center of the pedestal as a further solution of the present invention, through-hole it is upper Intercommunicating pore cavity is held, drive shaft is arranged across through-hole.
Headlamp is installed in the inner top wall of the cabinet body as a further solution of the present invention,.
The first hinged seat of the every side in mounting plate lower end is equipped with two as a further solution of the present invention, It is a, correspondingly, there are four the second hinged seat installed on lifting device sets, four of four the second hinged seats and mounting plate lower end First hinged seat is oppositely arranged, and the lower end of the outrigger plate is equipped with wear-resistant pad, and the lower end surface of support foot plate is equipped with non-slip mat.
Compared with prior art, the utility model has the beneficial effects that the utility model is simple and reasonable, using quick It is convenient, the Level Change to height adjustment mechanism may be implemented by the rotation of motor drives screw mandrel, realize the height to support plate Position change is spent, electricity can be changed when installing electrical equipment in support plate by changing support plate in the intracorporal height change of cabinet The height of device equipment, convenient and practical, when lifting device changes length, lifting device, which can drive, to be installed on its lateral wall Second hinged seat realizes height change, and the Level Change of the second hinged seat can drive third hinged seat hair by connecting rod Raw position change, the change in location of third hinged seat can drive leg rod to change angle around the first hinged seat, work as supporting leg The idler wheel that bar lower end is installed by connecting plate and support frame when being contacted with ground, can jack up cabinet body, realize walking Function, the reversed length for changing lifting device, then may be implemented the recycling to idler wheel, the positioning of cabinet body may be implemented, and roll Circulation time receiving, lifting device are for elongation state, and lifting device can hold out against ground by support foot plate, fully ensure that cabinet The stable position of body.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of system overvoltage damping cabinet.
Fig. 2 is a kind of structural schematic diagram of height adjustment mechanism in system overvoltage damping cabinet.
Fig. 3 is the structural schematic diagram in a kind of system overvoltage damping cabinet at A.
In figure: 1- cabinet body, 2- heat release hole, 3- pedestal, 4- supporting block, 5- cavity, 6- bearing block, 7- screw rod, 8- fixing sleeve Cylinder, 9- support rod, 10- threaded hole, 11- sliding slot, 12- sliding block, 13- support plate, 14- first bevel gear, 15- second bevel gear, 16- connecting shaft, 17- fixed block, 18- third hand tap gear, 19- drive bevel gear, 20- motor, 21- drive shaft, 22- through-hole, 23- outrigger plate, 24- mounting plate, the first hinged seat of 25-, 26- leg rod, 27- connecting plate, 28- support frame, 29- idler wheel, 30- Lifting device, the second hinged seat of 31-, 32- third hinged seat, 33- connecting rod, 34- support foot plate, 35- wear-resistant pad, 36- are anti-skidding Pad.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of system overvoltage damping cabinet, including cabinet body 1, the cabinet The interior bottom portion of body 1 is equipped with pedestal 3, and the lower end two sides of pedestal 3 are fixedly mounted on 1 bottom wall of cabinet body by supporting block 4, pedestal 3 Inside offer cavity 5, cavity 5 is arranged along 3 length direction of pedestal, and two side bottom of inside of cavity 5 passes through bearing block 6 and pacifies Equipped with screw rod 7, screw rod 7 is perpendicular with pedestal 3, and the upper end of screw rod 7 is pierced by the setting of cavity 5, and the upper end of screw rod 7 is equipped with height Regulating mechanism is spent, height adjustment mechanism includes fixes sleeve 8, and fixes sleeve 8 is fixedly mounted on 3 upper end of pedestal, the upper end of screw rod 7 It is inserted into fixes sleeve 8, the inner upper end of fixes sleeve 8 is inserted with support rod 9, and the lower end of support rod 9 offers threaded hole 10, The upper end of screw rod 7 is mounted in threaded hole 10, and the upper end of support rod 9 is equipped with support plate 13, can when screw rod 7 rotates By driving support rod 9 to realize height change with threaded hole 10, then change the height of support plate 13, the installation of 13 upper end of support plate There is electrical equipment, the height of electrical equipment can be changed;Sliding slot 11 is symmetrically offered on the inner sidewall of the fixes sleeve 8, The outer wall lower part of support rod 9 is symmetrically installed with sliding block 12, and sliding block 12 is set in sliding slot 11 far from one end sliding of support rod 9, sliding Block 12 and the cooperation of sliding slot 11 can follow screw rod 7 to rotate together to avoid support rod 9, and the lower end of the cabinet body 1 is mounted on supporting leg On plate 23, there are two outrigger plate 23 is set, two outrigger plates 23 are arranged in parallel, and outrigger plate 23 is perpendicular with cabinet body 1, described Cabinet body 13 is arranged right below mounting plate 24, and mounting plate 24 is mounted between two outrigger plates 23, the lower end or so of mounting plate 24 Two lateral edge central symmetries are equipped with the first hinged seat 25, and the lower end of the first hinged seat 25 is equipped with leg rod 26, leg rod 26 Lower end is equipped with connecting plate 27, and the lower end of connecting plate 27 is equipped with support frame 28, and the lower end of support frame 28 is equipped with idler wheel 29, institute The center of mounting plate 24 is stated through lifting device 30 is fixedly installed with, the top of lifting device 30 is fixedly mounted under cabinet body 1 On the center of end, the lower sidewall of lifting device 30 is equipped with the second hinged seat 31, and the quantity of the second hinged seat 31 is hinged with first Seat 25 is consistent, is equipped with third hinged seat 32 in the middle part of the side wall of the leg rod 26, third hinged seat 32 is towards lifting device 30 settings, are connected between the third hinged seat 32 of corresponding setting and the second hinged seat 31 by connecting rod 33, and third is cut with scissors Joint chair 32 is arranged higher than the second hinged seat 31, and the lower end of lifting device 30 is also equipped with support foot plate 34, when lifting device 30 changes When length, lifting device 30 can drive the second hinged seat 31 installed on its lateral wall to realize height change, and second is hinged The Level Change of seat 31 can drive third hinged seat 32 that position change occurs by connecting rod 33, third hinged seat 32 Change in location can drive leg rod 26 to change angle around the first hinged seat 25, when 26 lower end of leg rod passes through connecting plate 27 The idler wheel 29 installed with support frame 28 when being contacted with ground, can jack up cabinet body 1, realize walking function, reversely change The length for becoming lifting device 30, then may be implemented the recycling to idler wheel 29, the positioning of cabinet body 1 may be implemented, and idler wheel 29 returns Time receiving, lifting device 30 are for elongation state, and lifting device 30 can hold out against ground by support foot plate 34, are sufficiently protected Demonstrate,prove the stable position of frame 1.
The side wall upper part of the cabinet body 1 offers heat release hole 2, and the heat release hole 2 of two sides is symmetrical arranged.
The screw rod 7, which is located on the part inside cavity 5, is equipped with first bevel gear 14, the first cone on two screw rods 7 The side of gear 14 is engaged with second bevel gear 15, and two second bevel gears 15 are mounted on the both ends of connecting shaft 16, connecting shaft 16 setting can guarantee that two second bevel gears 15 are realized and rotate synchronously, and then be adjusted synchronously to screw rod 7.
The interior bottom portion of the cavity 5 is equipped with fixed block 17, and connecting shaft 16 is rotatably installed in cavity 5 by fixed block 17 It is interior.
There are two the fixed block 17 is set, two fixed blocks 17 are symmetrical arranged along connecting shaft 16.
The middle part of the connecting shaft 16 is also equipped with third hand tap gear 18, and the downside of third hand tap gear 18 is engaged with initiative taper Gear 19, drive bevel gear 19 are mounted in drive shaft 21, when drive shaft 21 rotates, can pass through 19 band of drive bevel gear Dynamic third hand tap gear 18 rotates, and then realizes that the adjusting to connecting shaft 16 rotates.
Motor 20 is installed, the lower end of drive shaft 21 is pierced by cavity 5 and motor 20 on the interior bottom wall center of the cabinet body 1 Transmission connection.
Through-hole 22 is offered on the lower end center of the pedestal 3, the upper end intercommunicating pore cavity 5 of through-hole 22, drive shaft 21 is worn Cross the setting of through-hole 22.
Headlamp is installed in the inner top wall of the cabinet body 1.
There are two first hinged seat 25 of the every side in 24 lower end of mounting plate is all provided with, correspondingly, pacifying on lifting device 30 There are four second hinged seat 31 of dress is set, four 25 phases of the first hinged seat of four the second hinged seats 31 and 24 lower end of mounting plate To setting.
The lower end of the outrigger plate 23 is equipped with wear-resistant pad 35, and the lower end surface of support foot plate 34 is equipped with non-slip mat 36, wear-resisting Pad 35 can protect the service life of outrigger plate 23, and non-slip mat 36 can then guarantee the stable position of support foot plate 34.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (10)

1. a kind of system overvoltage damping cabinet, including cabinet body (1), which is characterized in that the interior bottom portion of the cabinet body (1) is equipped with bottom The lower end two sides of seat (3), pedestal (3) are fixedly mounted on cabinet body (1) bottom wall by supporting block (4), and the inside of pedestal (3) opens up Have cavity (5), cavity (5) is arranged along pedestal (3) length direction, and two side bottom of inside of cavity (5) passes through bearing block (6) peace Equipped with screw rod (7), screw rod (7) is perpendicular with pedestal (3), and the upper end of screw rod (7) is pierced by cavity (5) setting, screw rod (7) Upper end is equipped with height adjustment mechanism, and height adjustment mechanism includes fixes sleeve (8), and fixes sleeve (8) is fixedly mounted on pedestal (3) upper end insertion fixes sleeve (8) of upper end, screw rod (7) is interior, and the inner upper end of fixes sleeve (8) is inserted with support rod (9), The lower end of support rod (9) offers threaded hole (10), and the upper end of screw rod (7) is mounted in threaded hole (10), support rod (9) it is upper End is equipped with support plate (13), is symmetrically offered sliding slot (11) on the inner sidewall of the fixes sleeve (8), outside support rod (9) Wall lower part is symmetrically installed with sliding block (12), and sliding block (12) is set in sliding slot (11) far from one end sliding of support rod (9), the cabinet The lower end of body (1) is mounted on outrigger plate (23), and there are two outrigger plate (23) is set, two outrigger plates (23) are arranged in parallel, Outrigger plate (23) is perpendicular with cabinet body (1), and the cabinet body (1) is arranged right below mounting plate (24), mounting plate (24) installation Between two outrigger plates (23), the first hinged seat (25) are installed along central symmetry at left and right sides of the lower end of mounting plate (24), The lower end of first hinged seat (25) is equipped with leg rod (26), and the lower end of leg rod (26) is equipped with connecting plate (27), connecting plate (27) lower end is equipped with support frame (28), and the lower end of support frame (28) is equipped with idler wheel (29), in the mounting plate (24) The heart is fixedly mounted on the lower end center of cabinet body (1) through being fixedly installed with lifting device (30) at the top of lifting device (30), The lower sidewall of lifting device (30) is equipped with the second hinged seat (31), the quantity and the first hinged seat of the second hinged seat (31) (25) unanimously, it is equipped with third hinged seat (32) in the middle part of the side wall of the leg rod (26), third hinged seat (32) is towards liter Falling unit (30) setting, passes through connecting rod (33) phase between the third hinged seat (32) and the second hinged seat (31) of corresponding setting Connection, and third hinged seat (32) is arranged higher than the second hinged seat (31), the lower end of lifting device (30) is also equipped with support foot plate (34)。
2. a kind of system overvoltage damping cabinet according to claim 1, which is characterized in that on the side wall of the cabinet body (1) Portion offers heat release hole (2), and the heat release hole (2) of two sides is symmetrical arranged.
3. a kind of system overvoltage damping cabinet according to claim 2, which is characterized in that the screw rod (7) is located at cavity (5) it is equipped with first bevel gear (14) on internal part, the side of the first bevel gear (14) on two screw rods (7) is engaged Have second bevel gear (15), two second bevel gears (15) are mounted on the both ends of connecting shaft (16).
4. a kind of system overvoltage damping cabinet according to claim 3, which is characterized in that the inner bottom of the cavity (5) Portion is equipped with fixed block (17), and connecting shaft (16) is rotatably installed in cavity (5) by fixed block (17).
5. a kind of system overvoltage damping cabinet according to claim 4, which is characterized in that the fixed block (17) is equipped with two A, two fixed blocks (17) are symmetrical arranged along connecting shaft (16).
6. a kind of system overvoltage damping cabinet according to claim 5, which is characterized in that the middle part of the connecting shaft (16) It is also equipped with third hand tap gear (18), drive bevel gear (19), drive bevel gear is engaged on the downside of third hand tap gear (18) (19) it is mounted on drive shaft (21).
7. a kind of system overvoltage damping cabinet according to claim 6, which is characterized in that the inner bottom of the cabinet body (1) It is equipped on wall center motor (20), the lower end of drive shaft (21) is pierced by cavity (5) and motor (20) and is sequentially connected.
8. a kind of system overvoltage damping cabinet according to claim 7, which is characterized in that in the lower end of the pedestal (3) It offers in the heart through-hole (22), the upper end intercommunicating pore cavity (5) of through-hole (22), drive shaft (21) is arranged across through-hole (22).
9. a kind of system overvoltage damping cabinet according to claim 8, which is characterized in that push up the inside of the cabinet body (1) Headlamp is installed on wall.
10. a kind of system overvoltage damping cabinet according to claim 9, which is characterized in that mounting plate (24) lower end There are two the first hinged seat (25) of every side is all provided with, correspondingly, the second hinged seat (31) installed on lifting device (30) is set There are four, four the second hinged seats (31) and four first hinged seats (25) of mounting plate (24) lower end are oppositely arranged, the branch The lower end of leg plate (23) is equipped with wear-resistant pad (35), and the lower end surface of support foot plate (34) is equipped with non-slip mat (36).
CN201821716467.6U 2018-10-23 2018-10-23 A kind of system overvoltage damping cabinet Expired - Fee Related CN208820283U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821716467.6U CN208820283U (en) 2018-10-23 2018-10-23 A kind of system overvoltage damping cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821716467.6U CN208820283U (en) 2018-10-23 2018-10-23 A kind of system overvoltage damping cabinet

Publications (1)

Publication Number Publication Date
CN208820283U true CN208820283U (en) 2019-05-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821716467.6U Expired - Fee Related CN208820283U (en) 2018-10-23 2018-10-23 A kind of system overvoltage damping cabinet

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110707544A (en) * 2019-10-09 2020-01-17 淮阴师范学院 Rotation type electrical apparatus switch board based on intelligent control
CN111404073A (en) * 2019-11-26 2020-07-10 国网浙江省电力有限公司金华供电公司 Multifunctional safety protector for power transmission line inspection
CN112066208A (en) * 2020-09-25 2020-12-11 张美芳 Computer screen support frame adjustable mechanism for cloud computing
CN112670033A (en) * 2020-12-23 2021-04-16 国网河南省电力公司唐河县供电公司 Movable power cable separation and recovery device
CN114109185A (en) * 2021-11-29 2022-03-01 承德石油高等专科学校 Special safe deposit box of financial affairs
CN115257984A (en) * 2022-09-23 2022-11-01 河北华运顺通专用汽车制造有限公司 Traction device for semitrailer

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110707544A (en) * 2019-10-09 2020-01-17 淮阴师范学院 Rotation type electrical apparatus switch board based on intelligent control
CN110707544B (en) * 2019-10-09 2020-10-09 淮阴师范学院 Rotation type electrical apparatus switch board based on intelligent control
CN111404073A (en) * 2019-11-26 2020-07-10 国网浙江省电力有限公司金华供电公司 Multifunctional safety protector for power transmission line inspection
CN112066208A (en) * 2020-09-25 2020-12-11 张美芳 Computer screen support frame adjustable mechanism for cloud computing
CN112670033A (en) * 2020-12-23 2021-04-16 国网河南省电力公司唐河县供电公司 Movable power cable separation and recovery device
CN114109185A (en) * 2021-11-29 2022-03-01 承德石油高等专科学校 Special safe deposit box of financial affairs
CN115257984A (en) * 2022-09-23 2022-11-01 河北华运顺通专用汽车制造有限公司 Traction device for semitrailer

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190503

Termination date: 20191023

CF01 Termination of patent right due to non-payment of annual fee