CN203834544U - Trenching machine for building foundation construction - Google Patents
Trenching machine for building foundation construction Download PDFInfo
- Publication number
- CN203834544U CN203834544U CN201420083322.2U CN201420083322U CN203834544U CN 203834544 U CN203834544 U CN 203834544U CN 201420083322 U CN201420083322 U CN 201420083322U CN 203834544 U CN203834544 U CN 203834544U
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- guide rod
- spiral
- bar
- earth
- right guide
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Abstract
A trenching machine for building foundation construction comprises a base plate (1) and is characterized in that a fixed arm (4) is installed on a rotary base (3). The upper end of the fixed arm (4) is connected with the bottom of a U-type fixed frame (6) through a hinged shaft (5), and a right branch guide rod (8) is installed at the upper end of the right branch of the U-type fixed frame (6), and a left branch guide rod (7) and the right branch guide rod (8) are respectively provided with a sliding base (11). Spiral soil drilling rods (9) are installed on the sliding bases (11). Spiral blades (10) are fixed to the outer circumference of the spiral soil drilling rods (9). A stripping device (15) is arranged below the spiral drilling rods (9). The trenching machine is ingenuous in structure and can be adaptive to trenching operation on foundations different in width and depth, on the premise that driving is not stopped, soil and stones are effectively drilled out, separated and conveyed, a good matching effect on building of an underground diaphragm wall is achieved, and the application range is wide.
Description
Technical field
The utility model relates to a kind of groover, relates in particular to a kind of construction foundation working groover, belongs to construction implement technical field.
Background technology
Existing building all needs to dig ground foundation trench in foundation construction, and traditional ground fluting apparatus is simple in structure, function singleness, mostly adopt grab type structure, by grab bucket, capture earth and sandstone, then after lifting mobile, come down in torrents slot outside, efficiency of construction is lower.The fetch earth form of rotating bucket of the single spiral of some employings, after filling up earth and sandstone on each spiral rotating bucket blade, must suspend excavation operation, the spiral rotating bucket that fetches earth is proposed on ground, after removing certain distance, earth and sandstone are poured over outside groove, and then turn back on a construction position, efficiency of construction is lower, and discontinuous driving is also unfavorable for follow-up cell wall reinforcing and foundation construction operation.And traditional mode of grooving is not easy to one-shot forming, be not easy to control accurately the degree of depth and the width of fluting, be difficult to guarantee accurately consistent groove width and the degree of depth, be unfavorable for so follow-up foundation construction operation.After existing fluting completes simultaneously, groove inwall is smooth not, and cleaning is got up very inconvenient, has affected follow-up construction operation.
Summary of the invention
The purpose of this utility model is simple in structure for existing ground fluting apparatus, function singleness, fetch earth and can not link up and carry out with toppling process, efficiency of construction is lower, is difficult to accurately control defect and the deficiency of groove depth and width simultaneously, now provides a kind of rational in infrastructure, multiple functional, fetch earth and can link up and carry out with toppling process, efficiency of construction is high, can accurately control a kind of construction foundation working groover of groove depth and width simultaneously.
For achieving the above object, technical solution of the present utility model is: a kind of construction foundation working groover, comprise chassis, the lower end on chassis is provided with creeper undercarriage, the upper end face center on chassis is provided with rotary table, upper end face one side on chassis is provided with driver's cabin, it is characterized in that: on described rotary table, fixed arm is installed, the upper end of fixed arm is connected with the bottom of U-shaped fixed mount by jointed shaft, the U-shaped opening of U-shaped fixed mount is towards the direction contrary with jointed shaft, left Zhi Shangduan on U-shaped fixed mount is provided with a left guide rod, right Zhi Shangduan on U-shaped fixed mount is provided with a right guide rod, a left guide rod is parallel to each other with the axis of a right guide rod, on a left guide rod and a right guide rod, be separately installed with sliding seat, the spiral bar that fetches earth is installed on sliding seat, on the excircle that spiral fetches earth on bar, be fixed with helical blade, the fetch earth axis of bar of spiral parallels with the axis of guide rod or a right guide rod, the fetch earth below of bar and prop up between guide rod and right guide rod and be provided with stripping off device on a left side of spiral, between stripping off device and a left guide rod and a right guide rod, be slidably connected, the below of stripping off device is provided with accepts storehouse, accepting storehouse is connected with conveying device.
Fetch earth one end of bar of described spiral is drill bit, and the fetch earth other end of bar of spiral is provided with square shaft link, and square shaft link is connected with the output shaft of hydraulic motor.
It is 1.5 times-2 times of helical blade external diameter that distance between the axial line of guide rod and the axial line of right guide rod is propped up on a described left side.
The fetch earth upper end of bar of described spiral is connected with traction piece, and traction piece is traction steel wire or turn-screw, and traction steel wire or turn-screw are connected with prime mover.
Described stripping off device comprise scrape panel seat, scrape plate, spiral guide groove, outlet opening, stepper motor and rubber wheel, the left and right sides of scraping panel seat is respectively arranged with scrapes plate, scrape plate and be provided with spiral guide groove near the fetch earth front end of bar of spiral, the shape of spiral guide groove is corresponding with the shape of helical blade, and the rear end of scraping plate is outlet opening.
Described scraping in panel seat is provided with stepper motor, on the output shaft of stepper motor, rubber wheel is installed, and the cylindrical of rubber wheel contacts with the external surface of a left guide rod and a right guide rod.
A described left side is propped up guide rod and is connected with the telescopic end of stand oil cylinder by connecting axle with the stage casing of a right guide rod, and the fixed end of stand oil cylinder is fixed on chassis.
Two outsides of described U-shaped fixed mount are separately installed with brush wall device, and brush wall device is one or more steel wire rotary broom, and rotary broom is coaxially connected with drive motors, is provided with the radially water injector of water spray on rotary broom.
The bottom that guide rod and a right guide rod are propped up in a described left side is respectively arranged with ultrasonic wave detector.
The beneficial effects of the utility model are:
1. the utility model has adopted double helix mole, the degree of depth and the width of being convenient to control accurately fluting, the helical blade of the left and right sides can be adjusted to different spacing, realizes the fluting operation to ground different in width, groove inner wall smooth after fluting, is convenient to follow-up foundation construction simultaneously.
2. the utility model adopts stripping off device that the earth filling up and sandstone are effectively realized separated with the spiral bar that fetches earth with helical blade, by continual centrifugation, the earth of tunneling process and sandstone are taken out of in time, fetch earth and can not link up and carry out with toppling process, there will not be and stop up and stuck phenomenon, operation is smooth and easy.
3. the utility model structure is ingenious, uninterrupted tunneling construction, efficiency of construction is high, can adapt to the ground fluting operation of different in width and the degree of depth, and the native stone of effectively having realized under the prerequisite that does not stop driving taking out technical problem separated and that carry, to building construction of diaphragm wall, reached good supporting effect, used in extensive range.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present utility model.
Fig. 2 is side structure schematic diagram of the present utility model.
Fig. 3 is the structural representation of the utility model stripping off device 15.
In figure: chassis 1, creeper undercarriage 2, rotary table 3, fixed arm 4, jointed shaft 5, U-shaped fixed mount 6, left guide rod 7, a right guide rod 8, the spiral bar 9 that fetches earth, helical blade 10, sliding seat 11, square shaft link 12, hydraulic motor 13, traction piece 14, stripping off device 15, accept storehouse 16, conveying device 17, stand oil cylinder 18, driver's cabin 19, scrape panel seat 20, scrape plate 21, spiral guide groove 22, outlet opening 23, stepper motor 24, rubber wheel 25, brush wall device 26, ultrasonic wave detector 27.
The specific embodiment
Below in conjunction with accompanying drawing explanation and the specific embodiment, the utility model is described in further detail.
Referring to Fig. 1 to Fig. 3, a kind of construction foundation working groover of the present utility model, comprise chassis 1, the lower end on chassis 1 is provided with creeper undercarriage 2, the upper end face center on chassis 1 is provided with rotary table 3, upper end face one side on chassis 1 is provided with driver's cabin 19, on described rotary table 3, fixed arm 4 is installed, the upper end of fixed arm 4 is connected with the bottom of U-shaped fixed mount 6 by jointed shaft 5, the U-shaped opening of U-shaped fixed mount 6 is towards the direction contrary with jointed shaft 5, left Zhi Shangduan on U-shaped fixed mount 6 is provided with a left guide rod 7, right Zhi Shangduan on U-shaped fixed mount 6 is provided with a right guide rod 8, a left guide rod 7 is parallel to each other with the axis of a right guide rod 8, on a left guide rod 7 and a right guide rod 8, be separately installed with sliding seat 11, the spiral bar 9 that fetches earth is installed on sliding seat 11, on the excircle that spiral fetches earth on bar 9, be fixed with helical blade 10, the fetch earth axis of bar 9 of spiral parallels with the axis of guide rod 7 or a right guide rod 8, the fetch earth below of bar 9 and prop up between guide rod 7 and right guide rod 8 and be provided with stripping off device 15 on a left side of spiral, between stripping off device 15 and a left guide rod 7 and a right guide rod 8, be slidably connected, the below of stripping off device 15 is provided with accepts storehouse 16, accepting storehouse 16 is connected with conveying device 17.
Fetch earth one end of bar 9 of described spiral is drill bit, and the fetch earth other end of bar 9 of spiral is provided with square shaft link 12, and square shaft link 12 is connected with the output shaft of hydraulic motor 13.
It is 1.5 times-2 times of helical blade 10 external diameters that distance between the axial line of guide rod 7 and the axial line of right guide rod 8 is propped up on a described left side.
The fetch earth upper end of bar 9 of described spiral is connected with traction piece 14, and traction piece 14 is traction steel wire or turn-screw, and traction steel wire or turn-screw are connected with prime mover.
Described stripping off device 15 comprise scrape panel seat 20, scrape plate 21, spiral guide groove 22, outlet opening 23, stepper motor 24 and rubber wheel 25, the left and right sides of scraping panel seat 20 is respectively arranged with scrapes plate 21, scrape plate 21 and be provided with spiral guide groove 22 near the fetch earth front end of bar 9 of spiral, the shape of spiral guide groove 22 is corresponding with the shape of helical blade 10, and the rear end of scraping plate 21 is outlet opening 23.
Described scraping in panel seat 20 is provided with stepper motor 24, and rubber wheel 25 is installed on the output shaft of stepper motor 24, and the cylindrical of rubber wheel 25 contacts with the external surface of a left guide rod 7 and a right guide rod 8.
A described left side is propped up guide rod 7 and is connected with the telescopic end of stand oil cylinder 18 by connecting axle with the stage casing of a right guide rod 8, and the fixed end of stand oil cylinder 18 is fixed on chassis 1.
Two outsides of described U-shaped fixed mount 6 are separately installed with brush wall device 26, and brush wall device 26 is one or more steel wire rotary broom, and rotary broom is coaxially connected with drive motors, is provided with the radially water injector of water spray on rotary broom.
The bottom that guide rod 7 and a right guide rod 8 are propped up in a described left side is respectively arranged with ultrasonic wave detector 27.
Referring to Fig. 1, Fig. 2, the lower end on chassis 1 is provided with creeper undercarriage 2 or load-carrying wheeled construction, and the upper end face center on chassis 1 is provided with rotary table 3, and upper end face one side on chassis 1 is provided with driver's cabin 19.Fixed arm 4 is installed on rotary table 3, and fixed arm 4 can play the fixedly effect of trench equipment, and the upper end of fixed arm 4 is connected with the bottom of U-shaped fixed mount 6 by jointed shaft 5.U-shaped fixed mount 6 is U-shaped, is divided into two of left and right, and the U-shaped opening of U-shaped fixed mount 6 is towards the direction contrary with jointed shaft 5.Left Zhi Shangduan on U-shaped fixed mount 6 is provided with a left guide rod 7, and the right Zhi Shangduan on U-shaped fixed mount 6 is provided with a right guide rod 8, and a left guide rod 7 is parallel to each other with the axis of a right guide rod 8, and a left guide rod 7 and a right guide rod 8 play the effect of guiding.A left guide rod 7 is connected with the telescopic end of stand oil cylinder 18 by connecting axle with the stage casing of a right guide rod 8, the fixed end of stand oil cylinder 18 is fixed on chassis 1, a flexible left guide rod 7, a right guide rod 8 and the heading equipment integral body of can realizing of stand oil cylinder 18 is rotated around jointed shaft 5, realized the excavation operation of vertical and inclination different angles, after tunnelling footage arrives, synchronous cooperation of creeper undercarriage 2 moves a certain distance, and realizes fluting operation.
On a left guide rod 7 and a right guide rod 8, be separately installed with sliding seat 11, sliding seat 11 can prop up along a left side guide rod 7 or a right guide rod 8 slides up and down.The spiral bar 9 that fetches earth is installed on sliding seat 11, so just there is two spirals arranging left and right bar 9 that fetches earth, the fetch earth axis of bar 9 of spiral parallels with the axis of guide rod 7 or a right guide rod 8, on the excircle that spiral fetches earth on bar 9, be fixed with helical blade 10, helical blade 10 adopts 6 above helical pitches.Fetch earth one end of bar 9 of spiral is drill bit, the fetch earth other end of bar 9 of spiral is provided with square shaft link 12, square shaft link 12 is connected with the output shaft of hydraulic motor 13, hydraulic motor 13 drives fetch earth bar 9 and helical blade 10 of spirals to rotate, and utilizes the driving effect of helical blade 10 to realize the driving to foundation soil stone layer.
The fetch earth below of bar 9 and prop up between guide rod 7 and right guide rod 8 and be provided with stripping off device 15 on a left side of spiral, spiral fetches earth bar 9 and helical blade 10 in the process of driving foundation soil stone layer, on helical blade 10, can fill up earth and sandstone.In order not affect the fetch earth operation of bar 9 and helical blade 10 of spiral, technical solutions of the utility model adopt stripping off device 15 that the earth filling up and sandstone are effectively realized separated with the spiral bar 9 that fetches earth with helical blade 10, by continual centrifugation, the earth of tunneling process and sandstone are taken out of in time, and traditional groover adopts grab type structure mostly, by grab bucket, capture earth and sandstone, after lifting mobile, come down in torrents again slot outside, efficiency of construction is lower.The fetch earth form of rotating bucket of the single spiral of some employings, after filling up earth and sandstone on each spiral rotating bucket blade, must suspend excavation operation, the spiral rotating bucket that fetches earth is proposed on ground, after removing certain distance, earth and sandstone are poured over outside groove, and then turn back on a construction position, efficiency of construction is lower, and discontinuous driving is also unfavorable for follow-up cell wall reinforcing and foundation construction operation.The stripping off device 15 of technical solutions of the utility model takes full advantage of the spiral rotation of bar 9 and helical blade 10 of fetching earth, and under the cooperation of stripping off device 15, realizes the automatically separated of earth and sandstone and helical blade 10.
Stripping off device 15 comprise scrape panel seat 20, scrape plate 21, spiral guide groove 22, outlet opening 23, stepper motor 24 and rubber wheel 25.The left and right sides of scraping panel seat 20 is respectively arranged with scrapes plate 21, scrape plate 21 and be provided with spiral guide groove 22 near the fetch earth front end of bar 9 of spiral, the shape of spiral guide groove 22 is corresponding with the shape of helical blade 10, spiral guide groove 22 is pressed close to helical blade 10, the rear end of scraping plate 21 is outlet opening 23, earth and sandstone are pressed into along spiral guide groove 22, after a segment distance, from outlet opening 23 extruding, drop out, and have realized lock out operation.Scrape stepper motor 24 is installed in panel seat 20, rubber wheel 25 is installed on the output shaft of stepper motor 24, the cylindrical of rubber wheel 25 contacts with the external surface of a left guide rod 7 and a right guide rod 8, by the rotation of stepper motor 24, can make stripping off device 15 along a left side, prop up guide rod 7 and a right guide rod 8 slides up and down, and can accurately adjust stripping off device 15 according to tunnelling footage and prop up residing height on guide rod 7 and a right guide rod 8 on a left side.
In order to adapt to the ground fluting operation of different in width, U-shaped fixed mount 6 can adopt width adjustable structure, two of left and right that are U-shaped fixed mount 6 can be adjusted spacing as required, thereby the helical blade 10 that is positioned at the left and right sides can be adjusted to different spacing, realize the fluting operation to ground different in width.In order to make stripping off device 15 can reach preferably separating effect, the distance between the axial line of a left guide rod 7 and the axial line of a right guide rod 8 is 1.5 times-2 times of helical blade 10 external diameters.The bottom of left guide rod 7 and a right guide rod 8 is respectively arranged with ultrasonic wave detector 27, the degree of depth that detects driving soil layer that can be real-time by ultrasonic wave detector 27, and can well control each incision feed speed well.
The below of stripping off device 15 is provided with accepts storehouse 16, accepting storehouse 16 is connected with conveying device 17, conveying device 17 is conveyer belt or delivery pump, after the native stone after stripping off device 15 separation enters into and accepts storehouse 16, is transported to native stone stowed location under the effect of conveying device 17.The fetch earth upper end of bar 9 of spiral is connected with traction piece 14, traction piece 14 is traction steel wire or turn-screw, traction steel wire or turn-screw are connected with prime mover, can adjust the spiral bar 9 residing height in bottom that fetch earth, and have so just realized the fluting operation of different depth.
For the groove inner wall smooth allowing after fluting, be convenient to follow-up foundation construction, in two outsides of U-shaped fixed mount 6, be separately installed with brush wall device 26, brush wall device 26 is one or more steel wire rotary broom, rotary broom is coaxially connected with drive motors, is provided with the radially water injector of water spray, the water spray limit uniform rotation of steel wire rotary broom limit on rotary broom, polish-brush groove inwall, makes groove inner wall smooth.
Operating principle of the present utility model and process are as follows: the trend, width and the degree of depth that first determine ground fluting, then this equipment is opened to the side to slotting position, starting device makes fetch earth bar 9 and helical blade 10 of spiral be positioned at notch top to be dug, revolve fetch earth bar 9 and helical blade 10 rotation drivings, this revolves the bar 9 that fetches earth can perpendicular to the ground or inclination certain angle.After driving reaches desired depth, creeper undercarriage 2 moves certain distance along the trend of fluting, the feed speed that translational speed is follow-up driving, and this speed is set different numerical value according to different soil properties.In tunneling process on helical blade 10 under and upper earth and the sandstone of constantly filling up, stripping off device 15 is peeled off earth and sandstone in time simultaneously, earth and sandstone are entered into and are accepted storehouse 16 by spiral guide groove 22 and outlet opening 23, are delivered to subsequently native stone stowed location under the effect of conveying device 17.The utility model is tunneling construction uninterruptedly, and efficiency of construction is high, can adapt to the ground fluting operation of different in width and the degree of depth, and effectively realize the technical problem that the native stone under the prerequisite that does not stop driving taking out separation and carries, and uses in extensive range.
Claims (9)
1. a construction foundation working groover, comprise chassis (1), the lower end on chassis (1) is provided with creeper undercarriage (2), the upper end face center on chassis (1) is provided with rotary table (3), upper end face one side on chassis (1) is provided with driver's cabin (19), it is characterized in that: fixed arm (4) is installed on described rotary table (3), the upper end of fixed arm (4) is connected with the bottom of U-shaped fixed mount (6) by jointed shaft (5), the U-shaped opening of U-shaped fixed mount (6) is towards the direction contrary with jointed shaft (5), left Zhi Shangduan on U-shaped fixed mount (6) is provided with a left guide rod (7), right Zhi Shangduan on U-shaped fixed mount (6) is provided with a right guide rod (8), a left guide rod (7) is parallel to each other with the axis of a right guide rod (8), on a left guide rod (7) and a right guide rod (8), be separately installed with sliding seat (11), the spiral bar (9) that fetches earth is installed on sliding seat (11), on the excircle that spiral fetches earth on bar (9), be fixed with helical blade (10), the fetch earth axis of bar (9) of spiral parallels with the axis of guide rod (7) or a right guide rod (8), spiral fetch earth bar (9) below and be positioned at left guide rod (7) and be provided with stripping off device (15) with right propping up between guide rod (8), between stripping off device (15) and a left guide rod (7) and a right guide rod (8), be slidably connected, the below of stripping off device (15) is provided with accepts storehouse (16), accepting storehouse (16) is connected with conveying device (17).
2. a kind of construction foundation working groover according to claim 1, it is characterized in that: fetch earth one end of bar (9) of described spiral is drill bit, the fetch earth other end of bar (9) of spiral is provided with square shaft link (12), and square shaft link (12) is connected with the output shaft of hydraulic motor (13).
3. a kind of construction foundation working groover according to claim 1, is characterized in that: it is 1.5 times-2 times of helical blade (10) external diameter that distance between the axial line of guide rod (7) and the axial line of a right guide rod (8) is propped up on a described left side.
4. a kind of construction foundation working groover according to claim 1, it is characterized in that: the fetch earth upper end of bar (9) of described spiral is connected with traction piece (14), traction piece (14) is traction steel wire or turn-screw, and traction steel wire or turn-screw are connected with prime mover.
5. a kind of construction foundation working groover according to claim 1, it is characterized in that: described stripping off device (15) comprises scrapes panel seat (20), scrape plate (21), spiral guide groove (22), outlet opening (23), stepper motor (24) and rubber wheel (25), the left and right sides of scraping panel seat (20) is respectively arranged with scrapes plate (21), scrape plate (21) and be provided with spiral guide groove (22) near the fetch earth front end of bar (9) of spiral, the shape of spiral guide groove (22) is corresponding with the shape of helical blade (10), the rear end of scraping plate (21) is outlet opening (23).
6. a kind of construction foundation working groover according to claim 5, it is characterized in that: described in scrape stepper motor (24) be installed in panel seat (20), rubber wheel (25) is installed on the output shaft of stepper motor (24), and the cylindrical of rubber wheel (25) contacts with the external surface of a left guide rod (7) and a right guide rod (8).
7. a kind of construction foundation working groover according to claim 1, it is characterized in that: a described left side is propped up guide rod (7) and is connected with the telescopic end of stand oil cylinder (18) by connecting axle with the stage casing of a right guide rod (8), and the fixed end of stand oil cylinder (18) is fixed on chassis (1).
8. a kind of construction foundation working groover according to claim 1, it is characterized in that: two outsides of described U-shaped fixed mount (6) are separately installed with brush wall device (26), brush wall device (26) is one or more steel wire rotary broom, rotary broom is coaxially connected with drive motors, is provided with the radially water injector of water spray on rotary broom.
9. a kind of construction foundation working groover according to claim 1, is characterized in that: the bottom that guide rod (7) and a right guide rod (8) are propped up in a described left side is respectively arranged with ultrasonic wave detector (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420083322.2U CN203834544U (en) | 2014-02-26 | 2014-02-26 | Trenching machine for building foundation construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420083322.2U CN203834544U (en) | 2014-02-26 | 2014-02-26 | Trenching machine for building foundation construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203834544U true CN203834544U (en) | 2014-09-17 |
Family
ID=51512404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420083322.2U Withdrawn - After Issue CN203834544U (en) | 2014-02-26 | 2014-02-26 | Trenching machine for building foundation construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203834544U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806487A (en) * | 2014-02-26 | 2014-05-21 | 广厦湖北第六建设工程有限责任公司 | Building foundation construction groove forming machine |
| CN108756738A (en) * | 2018-06-04 | 2018-11-06 | 江北建设有限公司 | A kind of constructing device for construction machinery |
-
2014
- 2014-02-26 CN CN201420083322.2U patent/CN203834544U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806487A (en) * | 2014-02-26 | 2014-05-21 | 广厦湖北第六建设工程有限责任公司 | Building foundation construction groove forming machine |
| CN103806487B (en) * | 2014-02-26 | 2016-04-06 | 广厦湖北第六建设工程有限责任公司 | A kind of construction foundation working groover |
| CN108756738A (en) * | 2018-06-04 | 2018-11-06 | 江北建设有限公司 | A kind of constructing device for construction machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20160406 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |