CN208749295U - A kind of water drilling rig with self-cleaning function - Google Patents
A kind of water drilling rig with self-cleaning function Download PDFInfo
- Publication number
- CN208749295U CN208749295U CN201821220842.8U CN201821220842U CN208749295U CN 208749295 U CN208749295 U CN 208749295U CN 201821220842 U CN201821220842 U CN 201821220842U CN 208749295 U CN208749295 U CN 208749295U
- Authority
- CN
- China
- Prior art keywords
- water
- bottom end
- self
- cleaning function
- drilling rig
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- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000005553 drilling Methods 0.000 title claims abstract description 55
- 238000004140 cleaning Methods 0.000 title claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 12
- 244000144985 peep Species 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model relates to the technical fields of geology exploitation auxiliary equipment, more particularly to a kind of water drilling rig with self-cleaning function；Operating mode is more various, convenient integrally to clean to the device after work, offers convenience to staff, practicability is higher；Also, drill bit is conveniently placed when device leaves unused, using effect is poor, causes its use reliability；Including connection frame, driving motor, band movable plate, drilling rod, drill bit and ferrule, drilling rod, which is mounted on, drives board bottom end, and drill bit is mounted on drilling rod bottom end；Connection frame bottom end is provided with retraction rack, further include threaded rod, screwed pipe, drive sprocket, by movable sprocket, chain, water tank, sprinkler, connection hose and adjustable shelf, water storage cavity is provided in water tank, water tank top is provided with water inlet, is connected on hose and is provided with high-pressure hydraulic pump；Further include bottom plate and sliding rail, sliding slot is provided on sliding rail, sliding block is provided in sliding slot, is provided with fixed link on the roof of sliding block.
Description
Technical field
The utility model relates to the technical fields of geology exploitation auxiliary equipment, have self-cleaning function more particularly to one kind
Water drilling rig.
Background technique
It is well known that water drilling rig is that one kind is used for, field in be widely used in a variety of applications；Existing well bores
Machine includes that connection frame, driving motor, band movable plate, drilling rod, drill bit and ferrule, the output end of the driving motor are provided with transmission
Axis, band movable plate are mounted on the transmission shaft bottom end, and drilling rod, which is mounted on, drives board bottom end, and drill bit is mounted on the drilling rod bottom end, and
Multiple groups flight is provided on drilling rod, ferrule is mounted on bottom of drill bit, and driving motor is mounted on connection frame bottom end, the company
The left side wall and right side wall for connecing frame are respectively arranged with two groups of pull rods；Existing water drilling rig is in use, staff's both hands are mobile
Two groups of pull rods open driving motor and drive transmission shaft rotation while band movable plate being driven to revolve to drive connection frame to be moved to suitable location
Turn, to drive drilling rod while drill bit being driven to rotate, to drive multiple groups flight to rotate with the ground to related work region
Drill is carried out to carry out well excavation；It is found in existing water drilling rig use, operating mode is more single, it has not been convenient to
Device after work is integrally cleaned, is made troubles to staff, practicability is lower；Also, its inconvenience exists
Device places drill bit when idle, and using effect is poor, causes its use reliability lower.
Utility model content
In order to solve the above technical problems, the utility model provides, a kind of operating mode is more various, and convenience terminates work
Device afterwards is integrally cleaned, and is offered convenience to staff, and practicability is higher；Also, the conveniently placement when device leaves unused
Drill bit, using effect is poor, causes the water drilling rig with self-cleaning function of its use reliability.
A kind of water drilling rig with self-cleaning function of the utility model, including connection frame, driving motor, band movable plate,
Drilling rod, drill bit and ferrule, the output end of the driving motor are provided with transmission shaft, and band movable plate is mounted on the transmission shaft bottom
End, drilling rod, which is mounted on, drives board bottom end, and drill bit is mounted on the drilling rod bottom end, and multiple groups flight is provided on drilling rod, gold
Belong to head and be mounted on bottom of drill bit, driving motor is mounted on connection frame bottom end, and the left side wall and right side wall of the connection frame are set respectively
It is equipped with two groups of pull rods；Connection frame bottom end is provided with retraction rack, and working chamber, the bottom end setting of retraction rack are provided in the retraction rack
Have opening, the opening is communicated with working chamber, further include threaded rod, screwed pipe, servo motor, drive sprocket, by movable sprocket, chain
Item, sprinkler, is connected to hose and adjustable shelf at water tank, is provided with fixed plate in working chamber, and fixed plate bottom end is provided with mounting groove,
Ball bearing is fixedly installed in the mounting groove, screwed pipe lateral wall is connect with the ball bearing inner sidewall, threaded rod top
Simultaneously spiral shell is filled to the screwed pipe bottom inner portion for end insertion, and the bottom end of threaded rod connect with adjustable shelf top, is provided in adjustable shelf
Placed cavity, adjustable shelf right side wall are provided with water outlet, and the water outlet is communicated with placed cavity, and water tank is mounted in placed cavity, water
Water storage cavity is provided in case, water tank top is provided with water inlet, and the water inlet is communicated with water storage cavity, water inlet spiral shell dress
It is provided with case lid, the input terminal and output end for being connected to hose are connected to water tank and sprinkler respectively, and on the connection hose
It is provided with high-pressure hydraulic pump, the bottom end of connection frame is provided with baffle；It further include bottom plate and sliding rail, the bottom plate top is provided with connection
Plate is provided with card slot on the front side wall of connecting plate, and sliding rail is installed in the card slot, and sliding slot, sliding slot are provided on the sliding rail
It is inside provided with sliding block, connection frame installation is provided with multiple groups fixing groove on the slide block, in sliding slot, is provided on the roof of sliding block
Fixed link.
A kind of water drilling rig with self-cleaning function of the utility model, the drive sprocket, by movable sprocket, ball axis
Holding with chain is stainless steel material.
A kind of water drilling rig with self-cleaning function of the utility model, further includes electric power storage motor, the electric power storage motor
It is mounted in working chamber and is electrically connected with driving motor and servo motor, the buckle that is electrically connected, the buckle that is electrically connected are provided on bottom plate
It is electrically connected with electric power storage motor.
A kind of water drilling rig with self-cleaning function of the utility model further includes rubber stopper, the side wall hinge of rubber stopper
It is connected on the side wall of roof, and is provided with seal buckle on the side wall of the rubber stopper.
A kind of water drilling rig with self-cleaning function of the utility model, further includes transparent panel, is provided on adjustable shelf
Observation, the peep hole are communicated with placed cavity, and the transparent panel is mounted on peep hole.
A kind of water drilling rig with self-cleaning function of the utility model, further includes adjustable plate, on the side wall of adjustable shelf
Be provided with adjusting mouth, and the adjusting mouth is communicated with placed cavity, adjustable plate it is side walls hinged in adjust mouth side wall.
A kind of water drilling rig with self-cleaning function of the utility model, further includes push rod, the left side on bottom plate top and
Right side is respectively arranged with two pack supports, and the push rod is mounted on the top of two pack supports.
A kind of water drilling rig with self-cleaning function of the utility model, further includes four groups of supporting legs and four groups of idler wheels, and four
The front left side, forward right side, left rear side that group supporting leg is separately mounted to bottom plate bottom end are connected with right lateral side, and four groups of idler wheels are separately mounted to
The bottom end of four groups of supporting legs.
Compared with prior art the utility model has the following beneficial effects: the height that the high-pressure forces that high-pressure hydraulic pump generates generate
Pressure active force can be sprayed the water in water tank through connection hose by sprinkler, and operating mode is more various, convenient to terminate to work
Device afterwards is integrally cleaned, and is offered convenience to staff, and practicability is higher；Also, sliding slider and general on the slide rail
Fixed link is fixed in fixing groove, and convenient that drill bit is placed when device leaves unused, using effect is poor, causes its use reliability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of retraction rack；
Fig. 3 is the structural schematic diagram of rubber stopper.
It is attached marked in the figure: 1, connection frame；2, driving motor；3, band movable plate；4, drilling rod；5, drill bit；6, ferrule；7, spiral
Piece；8, retraction rack；9, threaded rod；10, screwed pipe；11, by movable sprocket；12, chain；13, water tank；14, sprinkler；15, it is connected to
Hose；16, adjustable shelf；17, ball bearing；18, high-pressure hydraulic pump；19, bottom plate；20, sliding rail；21, electric power storage motor；22, rubber stopper；
23, seal buckle；24, transparent panel；25, adjustable plate；26, push rod；27, supporting leg；28, idler wheel；29, servo motor.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
As shown in Figure 1 to Figure 3, a kind of water drilling rig with self-cleaning function of the utility model, including connection frame 1,
Driving motor 2, band movable plate 3, drilling rod 4, drill bit 5 and ferrule 6, the output end of driving motor are provided with transmission shaft, and band movable plate is pacified
Mounted in transmission shaft bottom end, drilling rod, which is mounted on, drives board bottom end, and drill bit is mounted on drilling rod bottom end, and multiple groups spiral shell is provided on drilling rod
Blade 7, ferrule are mounted on bottom of drill bit, and driving motor is mounted on connection frame bottom end, the left side wall and right side wall point of connection frame
It is not provided with two groups of pull rods；Connection frame bottom end is provided with retraction rack 8, and working chamber is provided in retraction rack, and the bottom end of retraction rack is set
Be equipped with opening, opening is communicated with working chamber, further include threaded rod 9, screwed pipe 10, servo motor 29, drive sprocket, by movable sprocket
11, chain 12, water tank 13, sprinkler 14, connection hose 15 and adjustable shelf 16 are provided with fixed plate, fixed plate bottom in working chamber
End is provided with mounting groove, and ball bearing 17 is fixedly installed in mounting groove, and screwed pipe lateral wall is connect with ball bearing inner sidewall,
Simultaneously spiral shell is filled to screwed pipe bottom inner portion for threaded rod tip insertion, and the bottom end of threaded rod connect with adjustable shelf top, sets in adjustable shelf
It is equipped with placed cavity, adjustable shelf right side wall is provided with water outlet, and water outlet is communicated with placed cavity, and water tank is mounted in placed cavity, water
Water storage cavity is provided in case, water tank top is provided with water inlet, and water inlet is communicated with water storage cavity, and the installing of water inlet spiral shell is set
There is case lid, the input terminal and output end for being connected to hose are connected to water tank and sprinkler respectively, and are provided with height on connection hose
The bottom end of water pump 18, connection frame is provided with baffle；It further include bottom plate 19 and sliding rail 20, bottom plate top is provided with connecting plate, even
Card slot is provided on the front side wall of fishplate bar, sliding rail is installed in card slot, and it is provided with sliding slot on sliding rail, is provided with sliding block in sliding slot,
Connection frame is mounted on sliding block, and multiple groups fixing groove is provided in sliding slot, is provided with fixed link on the roof of sliding block；High-pressure hydraulic pump produces
The high-pressure forces that raw high-pressure forces generate can be sprayed the water in water tank through connection hose by sprinkler, operating mode compared with
It is convenient that device after work is integrally cleaned for multiplicity, it offers convenience to staff, practicability is higher；Also,
Sliding slider and fixed link is fixed in fixing groove on the slide rail, it is convenient to place drill bit when device leaves unused, using effect compared with
Difference causes its use reliability.
A kind of water drilling rig with self-cleaning function of the utility model, drive sprocket, by movable sprocket, ball bearing and
Chain is stainless steel material；It can prevent drive sprocket, be generated rust in working long hours by movable sprocket, ball bearing and chain
Mark effectively extends the working life of device.
A kind of water drilling rig with self-cleaning function of the utility model further includes electric power storage motor 21, electric power storage motor peace
It is electrically connected in working chamber and with driving motor and servo motor, the buckle that is electrically connected is provided on bottom plate, be electrically connected buckle and electric power storage
Motor electrical connection；It can ensure that two groups of servo motors can work normally under conditions of far from power supply.
A kind of water drilling rig with self-cleaning function of the utility model further includes rubber stopper 22, the side wall of rubber stopper
It is articulated on the side wall of roof, and is provided with seal buckle 23 on the side wall of rubber stopper；It can be anti-to waterproof is carried out in the buckle that is electrically connected
Dirt processing.
A kind of water drilling rig with self-cleaning function of the utility model, further includes transparent panel 24, is arranged on adjustable shelf
There is observation, peep hole is communicated with placed cavity, and transparent panel is mounted on peep hole；Staff is facilitated to place through transparent panel observation
Intracavitary water tank holds situation.
A kind of water drilling rig with self-cleaning function of the utility model further includes adjustable plate 25, the side wall of adjustable shelf
On be provided with adjusting mouth, and adjust mouth and communicated with placed cavity, adjustable plate it is side walls hinged in adjusting mouth side wall；Conveniently to water tank
Water storage situation be adjusted.
A kind of water drilling rig with self-cleaning function of the utility model further includes push rod 26, the left side on bottom plate top
Two pack supports are respectively arranged with right side, push rod is mounted on the top of two pack supports；Push rod is pushed to facilitate the movement of regulating device
Direction.
A kind of water drilling rig with self-cleaning function of the utility model further includes four groups of supporting legs 27 and four groups of idler wheels
28, the front left side, forward right side, left rear side that four groups of supporting legs are separately mounted to bottom plate bottom end are connected with right lateral side, four groups of idler wheel difference
It is mounted on the bottom end of four groups of supporting legs；The operation flexibility of device can be improved.
A kind of water drilling rig with self-cleaning function of the utility model, at work, staff is first turned on
Adjustable plate simultaneously opens case lid, is put into suitable clean water into water storage cavity from water inlet, and hand push rod drives two pack supports mobile,
Bottom plate can be driven mobile while driving four groups of supporting legs mobile to drive four groups of idler wheels to roll the position that will be moved into user and need, beaten
It opens driving motor to drive transmission shaft rotation while band movable plate being driven to rotate, to drive drilling rod while drill bit being driven to rotate, to drive
Multiple groups flight is rotated with the ground progress drill to related work region to carry out well excavation, staff when needing
It opens servo motor and drives the transmission shaft rotation being arranged thereon, transmission shaft rotation can drive drive sprocket to rotate while drive chain
Relative rotation is carried out, chain relative rotation, which can drive, to be rotated by movable sprocket to drive screwed pipe to carry out opposite turn in ball bearing
Dynamic, screwed pipe can drive two groups of threaded rods to rotate in two groups of screwed pipes while relative rotation, and threaded rod can while rotation
Its own height and position in screwed pipe is adjusted, activity can be driven while threaded rod adjusts its own position in screwed pipe
Frame longitudinally moves to suitable height and position, and the high-pressure forces for opening high-pressure hydraulic pump generation can be soft through being connected to by the water in water tank
Pipe is sprayed by sprinkler to carry out cleaning cleaning to bit face, for a long time can be by the buckle that is electrically connected to storage using rear staff
Motor carries out electric power storage processing, and staff moves rubber stopper manually after electric power storage, and rubber stopper movement can drive fixation simultaneously
Button detains electrical connection and carries out closed protective.
Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill people of the art
Member for, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improve and
Modification also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of water drilling rig with self-cleaning function, including connection frame (1), driving motor (2), band movable plate (3), drilling rod
(4), drill bit (5) and ferrule (6), the output end of the driving motor (2) are provided with transmission shaft, and band movable plate (3) is mounted on institute
Transmission shaft bottom end is stated, drilling rod (4) is mounted on band movable plate (3) bottom end, and drill bit (5) is mounted on the drilling rod (4) bottom end, and in drilling rod
(4) it is provided on multiple groups flight (7), ferrule (6) is mounted on drill bit (5) bottom end, and driving motor (2) is mounted on connection frame
(1) bottom end, the left side wall and right side wall of the connection frame (1) are respectively arranged with two groups of pull rods；It is characterized in that, connection frame (1)
Bottom end is provided with retraction rack (8), is provided with working chamber in the retraction rack (8), the bottom end of retraction rack (8) is provided with opening, institute
Opening is stated to communicate with working chamber, further include threaded rod (9), screwed pipe (10), servo motor (29), drive sprocket, by movable sprocket
(11), chain (12), water tank (13), sprinkler (14), connection hose (15) and adjustable shelf (16) are provided with fixation in working chamber
Plate, fixed plate bottom end are provided with mounting groove, are fixedly installed in the mounting groove ball bearing (17), screwed pipe (10) lateral wall
It being connect with the ball bearing (17) inner sidewall, simultaneously spiral shell is filled to the screwed pipe (10) bottom inner portion to the insertion of threaded rod (9) top,
The bottom end of threaded rod (9) is connect with adjustable shelf (16) top, is provided with placed cavity, adjustable shelf (16) right side wall in adjustable shelf (16)
It is provided with water outlet, the water outlet is communicated with placed cavity, and water tank (13) is mounted in placed cavity, is provided with storage in water tank (13)
Water cavity, water tank (13) top is provided with water inlet, and the water inlet is communicated with water storage cavity, and the installing of water inlet spiral shell is equipped with case
Lid, the input terminal and output end for being connected to hose (15) are connected to water tank (13) and sprinkler (14) respectively, and soft in the connection
It is provided with high-pressure hydraulic pump (18) on pipe (15), the bottom end of connection frame (1) is provided with baffle；It further include bottom plate (19) and sliding rail
(20), bottom plate (19) top is provided with connecting plate, and card slot is provided on the front side wall of connecting plate, and sliding rail (20) is installed on institute
It states in card slot, is provided with sliding slot on the sliding rail (20), sliding block is provided in sliding slot, connection frame (1) is installed on the slide block,
It is provided with multiple groups fixing groove in sliding slot, is provided with fixed link on the roof of sliding block.
2. a kind of water drilling rig with self-cleaning function as described in claim 1, which is characterized in that the drive sprocket,
It is stainless steel material by movable sprocket (11), ball bearing (17) and chain (12).
3. a kind of water drilling rig with self-cleaning function as claimed in claim 2, which is characterized in that further include electric power storage motor
(21), the electric power storage motor (21) is mounted in working chamber and is electrically connected with driving motor (2) and servo motor (29), bottom plate
(19) buckle that is electrically connected is provided on, the buckle that is electrically connected is electrically connected with electric power storage motor (21).
4. a kind of water drilling rig with self-cleaning function as claimed in claim 3, which is characterized in that further include rubber stopper
(22), rubber stopper (22) is side walls hinged on the side wall of roof, and sealing is provided on the side wall of the rubber stopper (22)
It detains (23).
5. a kind of water drilling rig with self-cleaning function as claimed in claim 4, which is characterized in that further include transparent panel
(24), it is provided with peep hole on adjustable shelf (16), the peep hole is communicated with placed cavity, and the transparent panel (24) is mounted on observation
Kong Shang.
6. a kind of water drilling rig with self-cleaning function as claimed in claim 5, which is characterized in that further include adjustable plate
(25), adjusting mouth is provided on the side wall of adjustable shelf (16), and the adjusting mouth is communicated with placed cavity, the side of adjustable plate (25)
Wall, which is articulated with, adjusts mouth side wall.
7. a kind of water drilling rig with self-cleaning function as claimed in claim 6, which is characterized in that further include push rod
(26), the left and right side on bottom plate (19) top is respectively arranged with two pack supports, and the push rod (26) is mounted on two pack supports
Top.
8. a kind of water drilling rig with self-cleaning function as claimed in claim 7, which is characterized in that further include four groups of supporting legs
(27) and four groups of idler wheels, after four groups of supporting legs (27) are separately mounted to front left side, forward right side, left rear side and the right side of bottom plate (19) bottom end
Side connection, four groups of idler wheels are separately mounted to the bottom end of four groups of supporting legs (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821220842.8U CN208749295U (en) | 2018-07-31 | 2018-07-31 | A kind of water drilling rig with self-cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821220842.8U CN208749295U (en) | 2018-07-31 | 2018-07-31 | A kind of water drilling rig with self-cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208749295U true CN208749295U (en) | 2019-04-16 |
Family
ID=66059418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821220842.8U Expired - Fee Related CN208749295U (en) | 2018-07-31 | 2018-07-31 | A kind of water drilling rig with self-cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208749295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685588A (en) * | 2019-09-17 | 2020-01-14 | 句容中圣板带科技有限公司 | Efficient cleaning device for power head of rotary drilling rig |
| CN115288624A (en) * | 2022-09-28 | 2022-11-04 | 东营锐新石油科技有限公司 | Safe oil drilling and production equipment |
-
2018
- 2018-07-31 CN CN201821220842.8U patent/CN208749295U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685588A (en) * | 2019-09-17 | 2020-01-14 | 句容中圣板带科技有限公司 | Efficient cleaning device for power head of rotary drilling rig |
| CN110685588B (en) * | 2019-09-17 | 2021-02-02 | 句容中圣板带科技有限公司 | Efficient cleaning device for power head of rotary drilling rig |
| CN115288624A (en) * | 2022-09-28 | 2022-11-04 | 东营锐新石油科技有限公司 | Safe oil drilling and production equipment |
| CN115288624B (en) * | 2022-09-28 | 2022-12-02 | 东营锐新石油科技有限公司 | Safe oil drilling and production equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A water well drill with self-cleaning function Effective date of registration: 20211027 Granted publication date: 20190416 Pledgee: Bank of Zhangjiakou Limited by Share Ltd. Jize branch Pledgor: HEBEI GUOFENG HEAVY MACHINERY CO.,LTD. Registration number: Y2021990001021 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220118 Granted publication date: 20190416 Pledgee: Bank of Zhangjiakou Limited by Share Ltd. Jize branch Pledgor: HEBEI GUOFENG HEAVY MACHINERY CO.,LTD. Registration number: Y2021990001021 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A water well drill with self-cleaning function Effective date of registration: 20220119 Granted publication date: 20190416 Pledgee: Bank of Zhangjiakou Limited by Share Ltd. Jize branch Pledgor: HEBEI GUOFENG HEAVY MACHINERY CO.,LTD. Registration number: Y2022990000038 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230608 Granted publication date: 20190416 Pledgee: Bank of Zhangjiakou Limited by Share Ltd. Jize branch Pledgor: HEBEI GUOFENG HEAVY MACHINERY CO.,LTD. Registration number: Y2022990000038 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 |