CN203853963U - Hammering device - Google Patents
Hammering device Download PDFInfo
- Publication number
- CN203853963U CN203853963U CN201420278978.XU CN201420278978U CN203853963U CN 203853963 U CN203853963 U CN 203853963U CN 201420278978 U CN201420278978 U CN 201420278978U CN 203853963 U CN203853963 U CN 203853963U
- Authority
- CN
- China
- Prior art keywords
- hammer lever
- ram
- hammering
- hammering device
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000008685 targeting Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 16
- 230000009471 action Effects 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 238000001802 infusion Methods 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
Abstract
The utility model discloses a hammering device, this hammering device include casing (1), power supply, hammering piece (2) and power conversion mechanism (3), hammering piece (2) slide to set up casing (1) in and can stretch out casing (1), power conversion mechanism (3) with the power supply with hammering piece (2) transmission cooperation, in order to incite somebody to action the rotary motion of power supply output converts into the linear motion of hammering piece (2), and this hammering device can realize good hammering effect according to actual demand to simple structure, stable performance is convenient for maintain.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly, relate to a kind of can be used for to workpiece carry out hammering operation or for driving piles, the hammering device of crushing operation.
Background technology
The engineering machinery such as hydraulic hammer, hydraulic pile hammer and liquid-springing quartering hammer are usually used in workpiece to carry out hammering operation or piling, floor crushing operation for job site.
For example, patent documentation CN1167855C discloses a kind of pile-driving hydraulic hammer, includes oil cylinder, cylinder and piston cylinder hammer, and cylinder is located at oil cylinder seat, and piston cylinder hammer is placed in foreign minister's cylinder.Hydraulic hammer and external hydraulic power source or pneumatic supply and power supply are used in conjunction with.In the time of work, organic cooperation of hydraulic pressure or air pressure and electrical system, in-oil cylinder hydraulic oil is spouting from cylinder ports, promoting piston cylinder hammer rises, utilize freely falling body principle, and by cylinder, the air in cylinder body is compressed, make piston cylinder hammer push down pile crown and impact piling.This hydraulic hammer can solve noise and discarded pollution of diesel engine piling in engineering construction well.
For another example, patent documentation CN1436633A discloses a kind of hydraulic hammer, comprise pick rod, pick cylinder and pick handle, self is provided with power set hydraulic hammer, clutch end drives reducing gear by clutch, reducing gear is connected with power conversion mechanism, power conversion mechanism is converted to rotatablely moving of decelerator output along axial the moving up and down of pick rod, and drive piston to send motion to pick rod through hydraulic oil, simultaneously, piston is divided into pick cylinder, lower two storage areas, in upper storage area, be provided with and the corresponding fluid infusion piston of pick cylinder, be provided with pick rod and impact accordingly tup in bottom, lower storage area, on, between lower storage area, be provided with fluid infusion check valve.The course of work of this hydraulic hammer is in the time of descent of piston, fluid infusion closed check valve, the upper and lower storage area of piston is obstructed, and hydraulic oil pressurized also clashes into the tup contacting with liquid level, tup is hammering pick rod again, complete acting process, in the time of piston stroking upward, mention tup, tup is synchronizeed and is risen with the hydraulic oil of piston space separate space, squeeze fluid infusion check valve simultaneously, to carrying out fluid infusion in lower liquid storage area, complete a working cycles.
The defect of above-mentioned prior art is apparent, needs comparatively complicated hydraulic system to be connected with pipeline, and hydraulic system and pipeline easily leak, thereby causes system reliability limited.
Utility model content
The purpose of this utility model is to provide a kind of hammering device, and this hammering device can be according to the actual requirements, realizes good hammer effect, and simple in structure, and stable performance is convenient to safeguard.
To achieve these goals, the utility model provides a kind of hammering device, this hammering device comprises housing, power source, ram and power conversion mechanism, described ram is slidably arranged in described housing and can stretches out described housing, described power conversion mechanism coordinates with described power source and described ram transmission, so that rotatablely moving of described power source output is converted to the rectilinear motion of described ram.
Pass through technique scheme, power conversion mechanism is converted into rotatablely moving of power source the rectilinear motion of ram, so that ram is exported required hammer force, therefore, this hammering device can be according to the actual requirements, realizes good hammer effect, and simple in structure, stable performance, is convenient to safeguard, and can be used as small-sized hammering equipment.
Preferably, described ram comprises main hammer lever and secondary hammer lever, and described power conversion mechanism coordinates with described main hammer lever transmission.
Preferably, described main hammer lever and described secondary hammer lever are coaxially set.
Preferably, described main hammer lever is removably connected by locking device with secondary hammer lever.
Preferably, described locking device comprises the connecting plate coordinating with described main hammer lever and secondary hammer lever and described connecting plate is fastened to the locking piece on described main hammer lever and secondary hammer lever simultaneously.
Preferably, on the sidewall of described housing, be formed with opening, described locking device can move with described main hammer lever and secondary hammer lever in the time that described main hammer lever is connected with secondary hammer lever in described opening.
Preferably, described power conversion mechanism comprises the tumbler being in transmission connection with described power source and is formed on the tooth bar on described ram, is formed with the tooth portion of engaging with described tooth bar on the outer peripheral face of described tumbler.
Preferably, on the outer peripheral face of described tumbler, be also formed with and the discontiguous arc sections of described tooth bar.
Preferably, described tooth portion and described arc sections respectively account for 1/2 circumference of described tumbler.
Preferably, described ram is near being provided with the first spring between the upper end of described housing upper side wall and the upper side wall of described housing, and/or described ram is near being provided with the second spring between the bottom of described housing lower wall and the lower wall of described housing.
Preferably, described housing and two ends described ram are formed with targeting port on corresponding end respectively, and stretch out from each self-corresponding described targeting port respectively at the two ends of described ram.
Preferably, described power source is hydraulic motor or motor.
Other feature and advantage of the present utility model are described in detail the detailed description of the invention part subsequently.
Brief description of the drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms a part for description, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation of the hammering device that provides of the utility model.
Description of reference numerals
1 housing 2 rams
The 3 main hammer levers of power-conversion mechanism 4
5 secondary hammer lever 6 locking devices
7 connecting plate 8 locking pieces
9 opening 10 tumblers
11 tooth bar 12 tooth portions
13 arc sections 15 block edges
16 targeting port 1a upper side walls
1b lower wall 2a upper end
2b bottom 141 first springs
142 second springs
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.Should be understood that, detailed description of the invention described herein only, for description and interpretation the utility model, is not limited to the utility model.
As shown in Figure 1, the hammering device that the utility model provides comprises housing 1, power source (not shown), ram 2 and power conversion mechanism, wherein, described ram 2 is slidably arranged in described housing 1 and can stretches out described housing 1, described power conversion mechanism 3 coordinates with described power source and 2 transmissions of described ram, so that rotatablely moving of described power source output is converted to the rectilinear motion of described ram 2.
Like this, power conversion mechanism 3 can be converted into rotatablely moving of described power source the rectilinear motion of ram 2, so that ram is exported required hammer force, therefore, according to the power size of described power source output, power-conversion mechanism can control the hammering speed of ram, makes this hammering device can be according to the actual requirements, realize good hammer effect, and simple in structure, stable performance, is convenient to safeguard, and can be used as small-sized hammering equipment, to use in narrow space.
The ram 2 of hammering device of the present utility model can have various structures form, and therefore, it is not limited to the structure shown in Fig. 1.For example, ram 2 can be single parts, and it directly coordinates with power conversion mechanism transmission, and under the dynamic action in described power source output, ram 2 is upper and lower rectilinear motion in the graphical interfaces shown in Fig. 1.
In addition, as shown in Figure 1, ram 2 also can comprise two hammering parts, and namely, described ram 2 comprises main hammer lever 4 and secondary hammer lever 5, and described power conversion mechanism 3 coordinates with described main hammer lever 4 transmissions.At this, main hammer lever 4 coordinates with power conversion mechanism 3, and power is passed to secondary hammer lever 5, and secondary hammer lever 5 will be exported corresponding hammer force.
Further, described main hammer lever 4 and described secondary hammer lever 5 are coaxially set, so that the power of main hammer lever 4 can be delivered to secondary hammer lever 5 better.
As shown in Figure 1, main hammer lever 4 mutually clashes on the end contacting and is formed with respectively expansion section with secondary hammer lever 5, to increase the transfer surface of power, the stable delivery of realizable force.
Further, because some occasion needs the hammer force that impact stroke is larger, preferably, as shown in Figure 1, described main hammer lever 4 is removably connected by locking device 6 with secondary hammer lever 5, like this, the in the situation that of major-minor hammer lever, by locking device 6, described main hammer lever 4 is connected with secondary hammer lever 5, makes it be formed as a global facility, thereby directly export the hammer force that impact stroke is larger.
Correspondingly, locking device 6 can have various structures form, as long as it can be realized, described main hammer lever 4 is connected with secondary hammer lever 5, meets the function that hammer force transmits.
Therefore, a kind of version of locking device 6 can be as described in Figure 1, described locking device 6 comprises connecting plate 7 and locking piece 8, and connecting plate 7 coordinates with described main hammer lever 4 and secondary hammer lever 5 simultaneously, and locking piece 8 is fastened to described connecting plate 7 on described main hammer lever 4 and secondary hammer lever 5.
Further, for the ease of the outside dismounting locking device 6 from housing 1, preferably, as shown in Figure 1, on the sidewall of described housing 1, be formed with opening 9, described locking device 6 can move back and forth with described main hammer lever 4 and secondary hammer lever 5 direction as shown by arrows in described opening 9 in the time that described main hammer lever 4 is connected with secondary hammer lever 5, and namely, the height of opening 9 should be equal to or greater than the impact stroke of described main hammer lever 4 and secondary hammer lever 5.
In addition,, in hammering device of the present utility model, will rotatablely move is converted to straight-line power conversion mechanism 3 and can has various structures form, is not limited to the structure shown in Fig. 1.For can be in stable delivery power, make the internal structure of hammering device more may simplify and be convenient to safeguard, described power conversion mechanism preferably adopts the structure shown in Fig. 1, namely, described power conversion mechanism 3 comprises the tumbler 10 being in transmission connection with described power source and is formed on the tooth bar 11 on described ram 2, on the outer peripheral face of described tumbler 10, be formed with the tooth portion 12 of engaging with described tooth bar 11, like this, tumbler 10 can Direct/Reverse rotate under the effect of described power source, with by tooth portion 12 and tooth bar 11 engage drive ram 2 to move back and forth.
Comprise that at ram 2, in the situation of described main hammer lever 4 and secondary hammer lever 5,11 of tooth bars are formed on main hammer lever 4.
Preferably, on the outer peripheral face of described tumbler 10, be also formed with and the discontiguous arc sections 13 of described tooth bar 11, namely, a part for the outer peripheral face of tumbler 10 is formed with tooth portion 12, accordingly, the arc sections 13 for not contacting with tooth bar 11 of another part of the outer peripheral face of tumbler 10.
Preferably, described tooth portion 12 and described arc sections 13 respectively account for 1/2 circumference of described tumbler 10, like this, as shown in Figure 1, tumbler 10 rotates along arrow, tooth portion 12 engages with tooth bar 11, to drive main hammer lever 4 to move upward to extreme higher position, tooth portion 12 departs from tooth bar 11 subsequently, because tooth bar 11 does not contact with arc sections 13, main hammer lever 4 will impact downwards under the effect of self gravitation and/or energy-stored spring 14 (hereinafter described), clash into or drive secondary hammer lever 5, indirectly or directly to export hammer force, tumbler 10 is rotated further, in the time that tooth portion 12 engages with tooth bar 11 again, main hammer lever 4 can be driven to extreme higher position from its extreme lower position, circulation successively.
Further, in order to realize larger hammer force and impact stroke, preferably, as shown in Figure 1, described ram 2 is near being provided with the first spring 141 between the upper end 2a of described housing 1 upper side wall 1a and the upper side wall 1a of described housing 1, and/or described ram 2 is near being provided with the second spring 142 between the bottom 2b of described housing 1 lower wall 1b and described housing 1 lower wall 1b, specific as follows described in:
In the time that ram 2 is single hammering parts, as shown in Figure 1, between the upper end 2a of the upper side wall 1a of the close housing 1 of ram 2 and the upper side wall 1a of housing 1, be provided with the first spring 141, in the time that ram 2 moves upward, to compress the first spring 141, so that it is in compressed energy-storage state, in the time discharging, under the Action of Gravity Field of the elastic force of the first spring 141 and ram 2 self, to obtain required greater impact dynamics; Or ram 2 is near being provided with the second spring 142 between the bottom 2b of described housing 1 lower wall 1b and described housing 1 lower wall 1b, in the time that ram 2 moves upward, the second spring 142 will stretch, so that it is in stretching energy storage state, same under the pulling force effect of the second spring 142 and the self gravitation effect of ram 2, to obtain required greater impact dynamics; Or, between the upper end 2a of the upper side wall 1a of the close housing 1 of ram 2 and the upper side wall 1a of housing 1, be provided with the first spring 141, and ram 2 is near being provided with the second spring 142 between the bottom 2b of described housing 1 lower wall 1b and described housing 1 lower wall 1b, namely, the two ends of ram 2 are connected with respectively the first spring 141 and the second spring 142, in the time that ram 2 moves upward, the first spring 141 will be in compressed energy-storage state, the second spring 142 will be in stretching energy storage state, thereby obtains required larger impact stroke and impact dynamics.
In the time that ram 2 comprises main hammer lever 4 and secondary hammer lever 5, as shown in Figure 1, between the upper end 2a (the namely upper end 2a of main hammer lever 4) of the upper side wall 1a of the close housing 1 of ram 2 and the upper side wall 1a of housing 1, be provided with the first spring 141, now, main hammer lever 4 moves upward by compression the first spring 141, so that it is in compressed energy-storage state; Or ram 2 is near being provided with the second spring 142 between the bottom 2b (the namely bottom 2b of secondary hammer lever 5) of described housing 1 lower wall 1b and described housing 1 lower wall 1b, now, the second spring 142 will play two effects, an effect is the cushioning effect playing in the time that main hammer lever 4 clashes into secondary hammer lever 5, another effect is that secondary hammer lever 5 completes after hammering under the shock of main hammer lever 4, after main hammer lever 4 rises, the return effect that secondary hammer lever 5 is played; Or, between the upper end 2a of main hammer lever 4 and the upper side wall 1a of housing 1, be provided with the first spring 141, simultaneously, between the bottom 2b of secondary hammer lever 5 and described housing 1 lower wall 1b, be provided with the second spring 142, now, the first spring 141 is compressed energy-storage springs, and the second spring 142 plays cushioning effect and return effect equally, preferably, the second spring 142 is now configured to make secondary hammer lever 5 in a suitable position, in this suitable position, main hammer lever 4 can clash into secondary hammer lever 5 in the time that the first spring 141 discharges elastic force completely.
Correspondingly, the first spring 141 is sleeved on ram 2 (main hammer lever 4) one end upper and the first spring 141 and is connected in the block edge 15 on ram 2, and the other end connects the inner surface of the upper side wall 1a of housing 1; The second spring 142 is sleeved on ram 2 (secondary hammer lever 5) one end upper and the second spring 142 and is connected in the block edge 15 on ram 2, and the other end connects the inner surface of the lower wall 1b of housing 1.
Certainly,, in order to meet the lower end of ram 2, namely the lower end of secondary hammer lever 5 can be stretched out from housing 1, on housing 1, must be formed with opening.And in hammering device of the present utility model, preferably, on corresponding end, be formed with targeting port 16 respectively at described housing 1 and two ends described ram 2 (namely main hammer lever and secondary hammer lever), stretch out from each self-corresponding described targeting port 16 respectively at the two ends of described ram 2, as shown in Figure 1, by upper and lower two targeting ports 16, other guider can need not be set in housing 1 inside, only, by the coordinating of ram and targeting port, just can realize the good stable reciprocating motion of ram.
In addition, the described power source of described hammering device is hydraulic motor or motor, to select according to different use occasions.
A kind of hammering process of described hammering device of embodiment is described below in conjunction with Fig. 1:
Hydraulic motor rotation, drive tumbler 10 direction as shown by arrows to rotate, thereby drive main hammer lever 4 to move upward, the compressed energy storage of energy-stored spring 14 (main energy-stored spring) of upper end, along with the certain position that rotates to of tumbler 10, tooth bar 11 finishes with engaging of tooth portion 12, because tooth bar 11 does not engage with arc sections 13, under the energy-stored spring 14 of upper end and the effect of self gravitation, the secondary hammer lever 5 of the downward quick washing of main hammer lever 4, hammer force is passed to secondary hammer lever 5, then secondary hammer lever 5 hammering workpiece (not shown), to complete hammering.Now, along with being rotated further of tumbler 10, tooth portion 12 engages with tooth bar 11 again, to drive main hammer lever 4 to move upward, to carry out hammering next time.
Certainly,, in hammering process, secondary hammer lever 5 can be close to all the time by hammering thing.
Below describe by reference to the accompanying drawings preferred embodiment of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
In addition, between various embodiment of the present utility model, also can be combined, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (12)
1. a hammering device, this hammering device comprises housing (1), power source, ram (2) and power conversion mechanism (3), it is characterized in that, described ram (2) is slidably arranged in described housing (1) and can stretches out described housing (1), described power conversion mechanism (3) coordinates with described power source and described ram (2) transmission, so that rotatablely moving of described power source output is converted to the rectilinear motion of described ram (2).
2. hammering device according to claim 1, it is characterized in that, described ram (2) comprises main hammer lever (4) and secondary hammer lever (5), and described power conversion mechanism (3) coordinates with described main hammer lever (4) transmission.
3. hammering device according to claim 2, is characterized in that, described main hammer lever (4) and described secondary hammer lever (5) are coaxially set.
4. hammering device according to claim 2, is characterized in that, described main hammer lever (4) is removably connected by locking device (6) with secondary hammer lever (5).
5. hammering device according to claim 4, it is characterized in that, described locking device (6) comprises the connecting plate (7) coordinating with described main hammer lever (4) and secondary hammer lever (5) and described connecting plate (7) is fastened to the locking piece (8) on described main hammer lever (4) and secondary hammer lever (5) simultaneously.
6. hammering device according to claim 4, it is characterized in that, on the sidewall of described housing (1), be formed with opening (9), described locking device (6) can move with described main hammer lever (4) and secondary hammer lever (5) in the time that described main hammer lever (4) is connected with secondary hammer lever (5) in described opening (9).
7. hammering device according to claim 1, it is characterized in that, described power conversion mechanism (3) comprises the tumbler (10) being in transmission connection with described power source and is formed on the tooth bar (11) on described ram (2), is formed with the tooth portion (12) of engaging with described tooth bar (11) on the outer peripheral face of described tumbler (10).
8. hammering device according to claim 7, is characterized in that, is also formed with and the discontiguous arc sections of described tooth bar (11) (13) on the outer peripheral face of described tumbler (10).
9. hammering device according to claim 8, is characterized in that, described tooth portion (12) and described arc sections (13) respectively account for 1/2 circumference of described tumbler (10).
10. according to the hammering device described in any one in claim 1-9, it is characterized in that, between the close upper end (2a) of described housing (1) upper side wall (1a) of described ram (2) and the upper side wall (1a) of described housing (1), be provided with the first spring (141), and/or be provided with the second spring (142) between the bottom (2b) of close described housing (1) lower wall (1b) of described ram (2) and described housing (1) lower wall (1b).
11. according to the hammering device described in any one in claim 1-9, it is characterized in that, described housing (1) and two ends described ram (2) are formed with targeting port (16) on corresponding end respectively, and stretch out from each self-corresponding described targeting port (16) respectively at the two ends of described ram (2).
12. hammering devices according to claim 1, is characterized in that, described power source is hydraulic motor or motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420278978.XU CN203853963U (en) | 2014-05-28 | 2014-05-28 | Hammering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420278978.XU CN203853963U (en) | 2014-05-28 | 2014-05-28 | Hammering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203853963U true CN203853963U (en) | 2014-10-01 |
Family
ID=51603841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420278978.XU Expired - Fee Related CN203853963U (en) | 2014-05-28 | 2014-05-28 | Hammering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203853963U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604911A (en) * | 2017-09-21 | 2018-01-19 | 高峰 | A kind of environment protection architecture device |
| CN107642087A (en) * | 2017-09-21 | 2018-01-30 | 高峰 | A kind of environmentally friendly apparatus for building |
| WO2018032547A1 (en) * | 2016-08-16 | 2018-02-22 | 顾祥茂 | Breaking hammer capable of hydraulically driving flywheel to store energy |
| WO2018032545A1 (en) * | 2016-08-16 | 2018-02-22 | 顾祥茂 | Flywheel-driven breaking hammer having stripping function |
| CN107740413A (en) * | 2017-11-03 | 2018-02-27 | 佘峰 | A kind of construction site ringing engine |
| CN108132130A (en) * | 2017-12-25 | 2018-06-08 | 东北大学 | A kind of full-automatic modal forces hammer and method for Modal Test test |
| CN108581963A (en) * | 2018-06-30 | 2018-09-28 | 郑州宇恒环保技术有限公司 | A kind of wall steel nail high frequency access positioning hammer |
| CN109224673A (en) * | 2018-10-18 | 2019-01-18 | 文露 | A kind of environmental protection dust removing equipment |
| CN112387014A (en) * | 2020-11-05 | 2021-02-23 | 温州素萨纺织品有限公司 | Exhaust treatment device is used in clothes surface fabric production |
| CN113019509A (en) * | 2021-02-07 | 2021-06-25 | 张永翔 | Broken controlling means of hillside rubble |
-
2014
- 2014-05-28 CN CN201420278978.XU patent/CN203853963U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018032547A1 (en) * | 2016-08-16 | 2018-02-22 | 顾祥茂 | Breaking hammer capable of hydraulically driving flywheel to store energy |
| WO2018032545A1 (en) * | 2016-08-16 | 2018-02-22 | 顾祥茂 | Flywheel-driven breaking hammer having stripping function |
| CN107604911A (en) * | 2017-09-21 | 2018-01-19 | 高峰 | A kind of environment protection architecture device |
| CN107642087A (en) * | 2017-09-21 | 2018-01-30 | 高峰 | A kind of environmentally friendly apparatus for building |
| CN107740413A (en) * | 2017-11-03 | 2018-02-27 | 佘峰 | A kind of construction site ringing engine |
| CN108132130A (en) * | 2017-12-25 | 2018-06-08 | 东北大学 | A kind of full-automatic modal forces hammer and method for Modal Test test |
| CN108132130B (en) * | 2017-12-25 | 2019-07-12 | 东北大学 | A kind of full-automatic modal forces hammer and method for Modal Test test |
| CN108581963A (en) * | 2018-06-30 | 2018-09-28 | 郑州宇恒环保技术有限公司 | A kind of wall steel nail high frequency access positioning hammer |
| CN109224673A (en) * | 2018-10-18 | 2019-01-18 | 文露 | A kind of environmental protection dust removing equipment |
| CN112387014A (en) * | 2020-11-05 | 2021-02-23 | 温州素萨纺织品有限公司 | Exhaust treatment device is used in clothes surface fabric production |
| CN113019509A (en) * | 2021-02-07 | 2021-06-25 | 张永翔 | Broken controlling means of hillside rubble |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203853963U (en) | Hammering device | |
| CN107061378B (en) | Accumulator | |
| CN101748730B (en) | Multi-function closed cylinder type hydraulic piling hammer | |
| US3925986A (en) | Air engine | |
| US5752571A (en) | Apparatus for generating impacts | |
| CN201728317U (en) | High frequency full-hydraulic electrohydraulic hammer | |
| CN107905722A (en) | A kind of closed hydraulic drill | |
| CN201277217Y (en) | Reciprocating apparatus capable of generating multiplied oil cylinder stroke | |
| CN207620705U (en) | A kind of closed hydraulic drill | |
| US3250335A (en) | Device for use in percussion mechanisms | |
| CN108799245A (en) | A kind of hydraulic cylinder with cushion performance | |
| CN202483818U (en) | Pneumatic hydraulic pump | |
| CN103233939A (en) | Hydraulic oil cylinder structure of hydraulic pile driver | |
| CN105019455A (en) | Inner impact type pipe-driven pile hammer | |
| CN202718124U (en) | Piling power device of hydraulic pile driver | |
| CN205027520U (en) | Cryogenic insulation gas cylinder is with ending valve life testing system | |
| CN111980004B (en) | Portable highway basic unit compactness detects sampling device | |
| CN103738877A (en) | Hydraulic jack | |
| US11583987B2 (en) | Impact hammer system | |
| CN101694147B (en) | High water-based hydraulic rock drill | |
| CN207093502U (en) | A kind of good hydraulic cylinder of shock-absorbing capacity | |
| KR20140004454A (en) | Power generating equipment using pneumatic and hydraulic | |
| US10710229B2 (en) | Impact hammer | |
| JP2014510646A5 (en) | ||
| KR101060040B1 (en) | Power generating apparatus using air pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20150528 |
|
| EXPY | Termination of patent right or utility model |