CN213838526U - Constructional engineering pile device - Google Patents
Constructional engineering pile device Download PDFInfo
- Publication number
- CN213838526U CN213838526U CN202022727418.6U CN202022727418U CN213838526U CN 213838526 U CN213838526 U CN 213838526U CN 202022727418 U CN202022727418 U CN 202022727418U CN 213838526 U CN213838526 U CN 213838526U
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- Prior art keywords
- cleaning
- pile driving
- pile
- displacement
- piling
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Abstract
The utility model discloses a building engineering pile device, prevent displacement device, pile cleaning device, pile fixing device and control box including fixed point pile device, pile. The utility model belongs to the technical field of building engineering pile equipment, specifically indicate a building engineering pile device, it can the drilling downwards to be equipped with fixed point pile device, places the spud pile of pile after getting through ground, and the displacement device is prevented in the pile is spacing on fixed position with the equipment of drilling downwards, produces the displacement when avoiding equipment to drill down, and the earth dust on the front end cleaning head can be cleaned to pile cleaning device to accelerate drilling equipment's cooling rate, pile fixing device will the utility model discloses fix the fixed angle at fixed position and can adjust equipment as required, the utility model discloses effectively solved current building pile device inefficiency on the existing market, and self structure is complicated, the comparatively inconvenient problem of pile.
Description
Technical Field
The utility model belongs to the technical field of building engineering pile equipment, specifically indicate a building engineering pile device.
Background
The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipes and equipment matched with the buildings, and if the ground construction needs to be built on the ground, the ground needs to bear a large pressure, and the ground needs to have enough strength to resist the pressure, which is often difficult to achieve, so the ground bearing the buildings needs to be reinforced or the bearing mode of the ground needs to be improved, so it is thought that piling is carried out on the foundation, most of the weight of the buildings is transmitted to the deep position below the ground through piles, and the foundation of the building is firm, but in the using process of the traditional piling device for building engineering, the front pile driver is easy to be stressed and deflected in the using process, and the pile driving in a fixed direction can not be kept, so that the pile driving is easy to be askew, and the pile driving is repeated, and the working time is increased, reduce the work efficiency and bring inconvenience to the life of people.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a building engineering pile device is equipped with fixed point pile device and can drills downwards, places the spud pile of pile after getting through ground, and the displacement device is prevented in the pile is spacing on fixed position with the equipment of drilling downwards, produces the displacement when avoiding equipment to drill downwards, and the earth dust on the front end cleaning head can be cleaned to pile cleaning device to accelerate drilling equipment's cooling rate, pile fixing device will the utility model discloses fix in fixed position and can adjust the fixed angle of equipment as required, the utility model discloses effectively solved current building pile device inefficiency on the existing market, and self structure is complicated, the comparatively inconvenient problem of pile.
The utility model adopts the following technical scheme: the utility model relates to a building engineering pile device, including fixed point pile device, pile anti-displacement device, pile cleaning device, pile fixing device and control box, fixed point pile device links to each other with pile fixing device, pile anti-displacement device locates on the fixed point pile device, pile cleaning device links to each other with pile anti-displacement device, the control box locates on the fixed point pile device; the fixed-point pile driving device comprises an upper end limiting ring, a lower end limiting nut, a nut fixing support, a pile driving bolt, a pile driving drill bit, a pile driving power bevel gear, a driven bevel gear and a power supply motor, wherein the nut fixing support is connected with the pile driving displacement prevention device, the upper end limiting ring is arranged on the nut fixing support, the lower end limiting nut is arranged on the nut fixing support, the pile driving bolt is clamped and rotatably arranged on the upper end limiting ring, the pile driving bolt is connected with the lower end limiting nut in a meshed mode, the pile driving drill bit is arranged on the pile driving bolt, the pile driving power bevel gear is clamped and rotatably arranged on the nut fixing support, the driven bevel gear is respectively hinged with the pile driving power bevel gear, the pile driving bolt is clamped and slidably arranged on the driven bevel gear, and the power supply motor is connected with the pile driving power bevel gear.
Further, the piling cleaning device comprises an upper end cleaning device sliding groove, a cleaning damping spring, an upper end cleaning limiting slide block, a cleaning device placing plate, a cleaning scouring water pipe, a cylinder placing groove, a cleaning cylinder, a front end cleaning head, a cleaning head placing groove, a cleaning direction damping spring, a lower end cleaning sliding groove and a lower end cleaning slide block, wherein the upper end cleaning device sliding groove is arranged on the nut fixing bracket, the cleaning damping spring is arranged on the upper end cleaning device sliding groove, the upper end cleaning limiting slide block is connected with the cleaning damping spring, the upper end cleaning limiting slide block is clamped and slidably arranged on the upper end cleaning device sliding groove, the cleaning device placing plate is connected with the upper end cleaning limiting slide block, the cleaning scouring water pipe is arranged on the cleaning device placing plate, the cylinder placing groove is arranged on the cleaning device placing plate, and the cleaning cylinder is arranged on the cylinder placing groove, the cleaning direction damping spring is hinged to the output end of the cleaning cylinder, the cleaning direction damping spring is connected with the front-end cleaning head, the cleaning head placing groove is formed in the cleaning equipment placing plate and connected with the cylinder placing groove, the front-end cleaning head is arranged on the cleaning head placing groove in a sliding mode, the lower-end cleaning slider is connected with the cleaning equipment placing plate in a sliding mode, the lower-end cleaning sliding groove is arranged on the piling displacement prevention device, and the lower-end cleaning slider is arranged on the lower-end cleaning sliding groove in a sliding mode.
Further, the displacement device is prevented in pile driving includes preventing displacement fixed bolster, prevents displacement equipment standing groove, prevents displacement spacing motor, equipment limiting plate, spacing lead screw, slip nut, spacing push pedal and screw block arc, prevent that displacement fixed bolster links to each other with the nut fixed bolster, prevent that displacement equipment standing groove locates on preventing the displacement fixed bolster, prevent that displacement spacing motor locates on preventing the displacement equipment standing groove, the equipment limiting plate is located on preventing the displacement equipment standing groove, spacing lead screw block rotates and locates on the equipment limiting plate, slip nut block slides and locates on the spacing lead screw, prevent that displacement spacing motor links to each other with spacing lead screw, spacing push pedal is located on the slip nut, screw block arc is located on the spacing push pedal.
Furthermore, the pile driving fixing device comprises a pile driving equipment fixing plate, a pile driving fixing sliding groove, a pile driving fixing sliding block, a sliding block limiting insertion groove, a sliding block limiting insertion block, a pile driving limiting air cylinder and a pile driving anti-displacement plate, the pile driving equipment fixing plate is arranged on the anti-displacement fixing support, the pile driving fixing sliding groove is arranged on the pile driving equipment fixing plate, the pile driving fixing sliding block is clamped and slidably arranged on the pile driving fixing sliding groove, the sliding block limiting insertion groove is arranged on the pile driving fixing sliding groove, the sliding block limiting insertion block is clamped and slidably arranged on the sliding block limiting insertion groove, the pile driving limiting air cylinder is hinged to the pile driving fixing sliding block, and the pile driving anti-displacement plate is hinged to the output end of the pile driving limiting air cylinder.
Furthermore, the operation box is respectively and electrically connected with the power supply motor, the cleaning air cylinder, the cleaning scouring water pipe, the displacement prevention limiting motor and the piling limiting air cylinder.
Furthermore, the thread clamping arc-shaped plates are connected with the piling bolt in a meshed mode, and two groups of the thread clamping arc-shaped plates are arranged.
Further, the two groups of thread clamping arc-shaped plates can form the shape of a complete nut.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme building engineering pile device is equipped with fixed point pile device and can drills downwards, puts through the spud pile of pile after the ground, and the displacement device is prevented in the pile is spacing on fixed position with the equipment of drilling downwards, produces the displacement when avoiding equipment to drill down, and the earth dust on the clean head of front end can be cleaned to pile cleaning device to accelerate drilling equipment's cooling rate, the pile fixing device will the utility model discloses fix in fixed position and can adjust the fixed angle of equipment as required, the utility model discloses effectively solved current building pile device inefficiency on the existing market, and self structure is complicated, the comparatively inconvenient problem of pile.
Drawings
Fig. 1 is a front sectional view of a piling device for construction engineering of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is an enlarged view of portion C of FIG. 1;
fig. 5 is an enlarged view of a portion D in fig. 1.
Wherein, 1, a fixed-point pile driving device, 2, a pile driving displacement prevention device, 3, a pile driving cleaning device, 4, a pile driving fixing device, 5, an operation box, 6, an upper end limiting ring, 7, a lower end limiting nut, 8, a nut fixing bracket, 9, a pile driving bolt, 10, a pile driving drill bit, 11, a pile driving power supply bevel gear, 12, a driven bevel gear, 13, a power supply motor, 14, an upper end cleaning device sliding groove, 15, a cleaning damping spring, 16, an upper end cleaning limiting slide block, 17, a cleaning device placing plate, 18, a cleaning flushing water pipe, 19, a cylinder placing groove, 20, a cleaning cylinder, 21, a front end cleaning head, 22, a cleaning head placing groove, 23, a cleaning direction damping spring, 24, a lower end cleaning sliding groove, 25, a lower end cleaning slide block, 26, a displacement prevention fixing bracket, 27, a displacement prevention device placing groove, 28, a displacement prevention limiting motor, 29. the device comprises a device limiting plate 30, a limiting screw rod 31, a sliding nut 32, a limiting push plate 33, a thread clamping arc-shaped plate 34, a pile driving device fixing plate 35, a pile driving fixing sliding groove 36, a pile driving fixing sliding block 37, a sliding block limiting insertion groove 38, a sliding block limiting insertion block 39, a pile driving limiting air cylinder 40 and a pile driving anti-displacement plate.
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, the utility model relates to a building engineering pile driving device, including fixed point pile driving device 1, pile driving displacement prevention device 2, pile driving cleaning device 3, pile driving fixing device 4 and control box 5, fixed point pile driving device 1 is connected with pile driving fixing device 4, pile driving displacement prevention device 2 is arranged on fixed point pile driving device 1, pile driving cleaning device 3 is connected with pile driving displacement prevention device 2, control box 5 is arranged on fixed point pile driving device 1; the fixed-point pile driving device 1 comprises an upper end limiting ring 6, a lower end limiting nut 7, a nut fixing support 8, a pile driving bolt 9, a pile driving drill bit 10, a pile driving power bevel gear 11, a driven bevel gear 12 and a power supply motor 13, wherein the nut fixing support 8 is connected with the pile driving displacement prevention device 2, the upper end limiting ring 6 is arranged on the nut fixing support 8, the lower end limiting nut 7 is arranged on the nut fixing support 8, the pile driving bolt 9 is clamped and rotatably arranged on the upper end limiting ring 6, the pile driving bolt 9 is meshed and connected with the lower end limiting nut 7, the pile driving drill bit 10 is arranged on the pile driving bolt 9, the pile driving power bevel gear 11 is clamped and rotatably arranged on the nut fixing support 8, the driven bevel gear 12 is respectively hinged with the pile driving power bevel gear 11, the pile driving bolt 9 is clamped and slidably arranged on the driven bevel gear 12, the power supply motor 13 is connected with the piling power supply bevel gear 11.
The pile driving cleaning device 3 comprises an upper end cleaning device sliding groove 14, a cleaning shock absorption spring 15, an upper end cleaning limit slide block 16, a cleaning device placing plate 17, a cleaning scouring water pipe 18, a cylinder placing groove 19, a cleaning cylinder 20, a front end cleaning head 21, a cleaning head placing groove 22, a cleaning direction shock absorption spring 23, a lower end cleaning sliding groove 24 and a lower end cleaning slide block 25, wherein the upper end cleaning device sliding groove 14 is arranged on a nut fixing bracket 8, the cleaning shock absorption spring 15 is arranged on the upper end cleaning device sliding groove 14, the upper end cleaning limit slide block 16 is connected with the cleaning shock absorption spring 15, the upper end cleaning limit slide block 16 is arranged on the upper end cleaning device sliding groove 14 in a clamping and sliding manner, the cleaning device placing plate 17 is connected with the upper end cleaning limit slide block 16, the cleaning scouring water pipe 18 is arranged on the cleaning device placing plate 17, the cylinder placing groove 19 is arranged on the cleaning device placing plate 17, the cleaning cylinder 20 is arranged on the cylinder placing groove 19, the cleaning direction damping spring 23 is hinged to the output end of the cleaning cylinder 20, the cleaning direction damping spring 23 is connected with the front end cleaning head 21, the cleaning head placing groove 22 is arranged on the cleaning equipment placing plate 17, the cleaning head placing groove 22 is connected with the cylinder placing groove 19, the front end cleaning head 21 is arranged on the cleaning head placing groove 22 in a clamping and sliding mode, the lower end cleaning slide block 25 is connected with the cleaning equipment placing plate 17, the lower end cleaning slide groove 24 is arranged on the piling displacement prevention device 2, and the lower end cleaning slide block 25 is arranged on the lower end cleaning slide groove 24 in a clamping and sliding mode.
The piling displacement-preventing device 2 comprises a displacement-preventing fixed support 26, a displacement-preventing equipment placing groove 27, a displacement-preventing limiting motor 28, an equipment limiting plate 29, a limiting screw rod 30, a sliding nut 31, a limiting push plate 32 and a threaded clamping arc-shaped plate 33, the anti-displacement fixing bracket 26 is connected with the nut fixing bracket 8, the anti-displacement device placing groove 27 is arranged on the anti-displacement fixing bracket 26, the displacement prevention limit motor 28 is provided on the displacement prevention device placement groove 27, the device limit plate 29 is provided on the displacement prevention device placement groove 27, the limit screw rod 30 is clamped and rotatably arranged on the equipment limit plate 29, the sliding nut 31 is clamped and slidably arranged on the limit screw rod 30, the anti-displacement limiting motor 28 is connected with the limiting lead screw 30, the limiting push plate 32 is arranged on the sliding nut 31, and the thread clamping arc-shaped plate 33 is arranged on the limiting push plate 32.
The piling fixing device 4 comprises a piling equipment fixing plate 34, a piling fixing sliding groove 35, a piling fixing sliding block 36, a sliding block limit inserting groove 37, a sliding block limit inserting block 38, a piling limit air cylinder 39 and a piling displacement preventing plate 40, wherein the piling equipment fixing plate 34 is arranged on the displacement preventing fixing support 26, the piling fixing sliding groove 35 is arranged on the piling equipment fixing plate 34, the piling fixing sliding block 36 is clamped and slidably arranged on the piling fixing sliding groove 35, the sliding block limit inserting groove 37 is arranged on the piling fixing sliding groove 35, the sliding block limit inserting block 38 is clamped and slidably arranged on the sliding block limit inserting groove 37, the piling limit air cylinder 39 is hinged with the piling fixing sliding block 36, and the piling displacement preventing plate 40 is hinged with the output end of the piling limit air cylinder 39.
The operation box 5 is respectively and electrically connected with a power supply motor 13, a cleaning air cylinder 20, a cleaning flushing water pipe 18, an anti-displacement limit motor 28 and a piling limit air cylinder 39.
The thread clamping arc-shaped plates 33 are meshed with the piling bolt 9, and two groups of the thread clamping arc-shaped plates 33 are arranged.
The two sets of threaded engagement arcs 33 may constitute the shape of a complete nut.
When the device is used specifically, a user firstly connects the external motor and the external air pump with the novel device, then the user uses the operation box 5 to extend the piling limiting cylinder 39, rotate the piling displacement preventing plate 40 to enable the piling displacement preventing plate 40 to be tightly attached to the ground, when the ground is inclined, the user controls the piling fixed sliding block 36 to slide on the piling fixed sliding groove 35, after reaching a proper supporting point, the user inserts the sliding block limiting insertion block 38 into the sliding block limiting insertion groove 37, after the device is fixed, the user controls the power motor 13 to rotate, the piling power bevel gear 11 drives the driven bevel gear 12 to rotate, the piling bolt 9 rotates along the lower end limiting nut 7, the piling drill bit 10 rotates downwards to drill the ground, when the drill bit completely drills into the ground, the user controls the displacement preventing limiting motor 28 to work, the sliding nut 31 slides along the limiting screw rod 30, the thread clamping arc-shaped plate 33 is meshed with the piling bolt 9, then the piling bolt 9 is fixed by the thread clamping arc-shaped plate 33, then after the piling drill 10 is taken out of the ground, a user controls the cleaning flushing water pipe 18 to be opened, water is flushed to the piling drill 10 to accelerate the cooling speed of the piling drill 10, then the user controls the cleaning cylinder 20 to extend, the front end cleaning head 21 cleans soil on the piling drill 10, when friction is generated during cleaning, the cleaning device placing plate 17 is displaced up and down, the cleaning device placing plate 17 is limited in a limited displacement range by the cleaning damping spring 15, then the cleaning direction damping spring 23 is stretched along with the rotation of the front end cleaning head 21, the cleaning effect is prevented from being influenced by the overlarge rotation angle of the front end cleaning head 21, it is above that the utility model discloses holistic work flow, when using next time repeat this step can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a building engineering pile driver equipment which characterized in that: the device comprises a fixed-point piling device, a piling displacement prevention device, a piling cleaning device, a piling fixing device and an operation box, wherein the fixed-point piling device is connected with the piling fixing device, the piling displacement prevention device is arranged on the fixed-point piling device, the piling cleaning device is connected with the piling displacement prevention device, and the operation box is arranged on the fixed-point piling device; the fixed-point pile driving device comprises an upper end limiting ring, a lower end limiting nut, a nut fixing support, a pile driving bolt, a pile driving drill bit, a pile driving power bevel gear, a driven bevel gear and a power supply motor, wherein the nut fixing support is connected with the pile driving displacement prevention device, the upper end limiting ring is arranged on the nut fixing support, the lower end limiting nut is arranged on the nut fixing support, the pile driving bolt is clamped and rotatably arranged on the upper end limiting ring, the pile driving bolt is connected with the lower end limiting nut in a meshed mode, the pile driving drill bit is arranged on the pile driving bolt, the pile driving power bevel gear is clamped and rotatably arranged on the nut fixing support, the driven bevel gear is respectively hinged with the pile driving power bevel gear, the pile driving bolt is clamped and slidably arranged on the driven bevel gear, and the power supply motor is connected with the pile driving power bevel gear.
2. A construction piling device according to claim 1, wherein: the piling cleaning device comprises an upper end cleaning device sliding groove, a cleaning damping spring, an upper end cleaning limiting slide block, a cleaning device placing plate, a cleaning scouring water pipe, a cylinder placing groove, a cleaning cylinder, a front end cleaning head, a cleaning head placing groove, a cleaning direction damping spring, a lower end cleaning sliding groove and a lower end cleaning slide block, wherein the upper end cleaning device sliding groove is arranged on a nut fixing bracket, the cleaning damping spring is arranged on the upper end cleaning device sliding groove, the upper end cleaning limiting slide block is connected with the cleaning damping spring, the upper end cleaning limiting slide block is clamped and slidably arranged on the upper end cleaning device sliding groove, the cleaning device placing plate is connected with the upper end cleaning limiting slide block, the cleaning scouring water pipe is arranged on the cleaning device placing plate, the cylinder placing groove is arranged on the cleaning device placing plate, and the cleaning cylinder is arranged on the cylinder placing groove, the cleaning direction damping spring is hinged to the output end of the cleaning cylinder, the cleaning direction damping spring is connected with the front-end cleaning head, the cleaning head placing groove is formed in the cleaning equipment placing plate and connected with the cylinder placing groove, the front-end cleaning head is arranged on the cleaning head placing groove in a sliding mode, the lower-end cleaning slider is connected with the cleaning equipment placing plate in a sliding mode, the lower-end cleaning sliding groove is arranged on the piling displacement prevention device, and the lower-end cleaning slider is arranged on the lower-end cleaning sliding groove in a sliding mode.
3. A construction piling device according to claim 2, wherein: the displacement device is prevented in pile is including preventing the displacement fixed bolster, preventing the displacement equipment standing groove, preventing displacement spacing motor, equipment limiting plate, spacing lead screw, slip nut, spacing push pedal and screw thread block arc, prevent that the displacement fixed bolster links to each other with the nut fixed bolster, prevent that the displacement equipment standing groove is located on preventing the displacement fixed bolster, prevent that the displacement spacing motor is located on preventing the displacement equipment standing groove, the equipment limiting plate is located on preventing the displacement equipment standing groove, spacing lead screw block rotates and locates on the equipment limiting plate, slip nut block slides and locates on the spacing lead screw, prevent that the displacement spacing motor links to each other with spacing lead screw, spacing push pedal is located on the slip nut, screw thread block arc is located on the spacing push pedal.
4. A construction piling device according to claim 3, wherein: the pile driving fixing device comprises a pile driving equipment fixing plate, a pile driving fixing sliding groove, a pile driving fixing sliding block, a sliding block limiting insertion groove, a sliding block limiting insertion block, a pile driving limiting air cylinder and a pile driving anti-displacement plate, the pile driving equipment fixing plate is arranged on an anti-displacement fixing support, the pile driving fixing sliding groove is arranged on the pile driving equipment fixing plate, the pile driving fixing sliding block is clamped and slidably arranged on the pile driving fixing sliding groove, the sliding block limiting insertion groove is arranged on the pile driving fixing sliding groove, the sliding block limiting insertion block is clamped and slidably arranged on the sliding block limiting insertion groove, the pile driving limiting air cylinder is hinged to the pile driving fixing sliding block, and the pile driving anti-displacement plate is hinged to the output end of the pile driving limiting air cylinder.
5. A construction pile driving device according to claim 4, characterised in that: the operation box is respectively and electrically connected with the power supply motor, the cleaning air cylinder, the cleaning scouring water pipe, the displacement prevention limiting motor and the piling limiting air cylinder.
6. A construction pile driving device according to claim 5, characterised in that: the thread clamping arc-shaped plates are connected with the piling bolt in a meshed mode, and two groups of the thread clamping arc-shaped plates are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022727418.6U CN213838526U (en) | 2020-11-23 | 2020-11-23 | Constructional engineering pile device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022727418.6U CN213838526U (en) | 2020-11-23 | 2020-11-23 | Constructional engineering pile device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213838526U true CN213838526U (en) | 2021-07-30 |
Family
ID=76990173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022727418.6U Expired - Fee Related CN213838526U (en) | 2020-11-23 | 2020-11-23 | Constructional engineering pile device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213838526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116658097A (en) * | 2023-07-25 | 2023-08-29 | 济南临港建设集团有限公司 | Pile driver for constructional engineering |
-
2020
- 2020-11-23 CN CN202022727418.6U patent/CN213838526U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116658097A (en) * | 2023-07-25 | 2023-08-29 | 济南临港建设集团有限公司 | Pile driver for constructional engineering |
| CN116658097B (en) * | 2023-07-25 | 2023-10-13 | 济南临港建设集团有限公司 | Pile driver for constructional engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210730 Termination date: 20211123 |