CN206321512U - Concrete pressure testing machine - Google Patents
Concrete pressure testing machine Download PDFInfo
- Publication number
- CN206321512U CN206321512U CN201621430794.6U CN201621430794U CN206321512U CN 206321512 U CN206321512 U CN 206321512U CN 201621430794 U CN201621430794 U CN 201621430794U CN 206321512 U CN206321512 U CN 206321512U
- Authority
- CN
- China
- Prior art keywords
- lock block
- mobile bar
- bar
- rotor plate
- lower lock
- 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
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of concrete pressure testing machine, including frame, frame is provided with the upper holder block and lower lock block being parallel to each other, upper holder block and lower lock block are connected to mobile bar and lower mobile bar, upper mobile bar is connected with the upper connecting rod perpendicular to upper mobile bar, lower mobile bar is connected with the lower connecting rod perpendicular to lower mobile bar, the one end of upper connecting rod away from upper mobile bar is provided with Upper shaft sleeve, the one end of lower connecting rod away from upper mobile bar is provided with Lower shaft sleeve, Upper shaft sleeve and Lower shaft sleeve are equipped with same threaded rod, threaded rod includes the opposite upper semisection and lower semisection of hand of spiral, Upper shaft sleeve is threadedly connected to upper semisection, Lower shaft sleeve is threadedly connected to lower semisection, the frame setting is restricted to move up the locating part that lever and lower mobile bar are rotated around threaded rod.The beneficial effects of the utility model：As long as concrete pressure testing machine driving threaded rod is rotated, you can realize that upper holder block and lower lock block are moved along threaded rod, so that upper holder block and lower lock block shared power source.
Description
Technical field
The utility model is related to concrete test apparatus field, more particularly to a kind of concrete pressure testing machine.
Background technology
Concrete pressure machine is mainly used in testing the construction material test blocks such as concrete, cement, engineering brick, refractory material
Compression strength, it can also be used to the experiment of the compression strength of other nonmetallic materials.
Publication No. CN205449696U Chinese patent discloses a kind of concrete pressure test device.In coagulation soil pressure
In force test device, the both sides of driving gear are engaged with the first tooth bar and the second tooth bar respectively.First tooth bar is connected with top board,
Second tooth bar is connected with lower platen.When driving gear is rotated, while driving the first tooth bar and the movement of the second tooth bar, and then drive
Top board and lower platen movement.Because the first tooth bar and the second tooth bar are located at the both sides of driving gear, therefore the first tooth bar and the
The motion of opposite direction occurs under the drive of driving gear for two tooth bars, then the fortune of opposite direction also occurs for top board and lower platen
Dynamic, i.e., top board is close to each other or is located remotely from each other, can top board and the same luck of lower platen so as to need to only rotate driving gear
It is dynamic.
Based on this, the present inventor is desirable to provide another concrete pressure for realizing upper holder block and lower lock block shared power source
Testing machine.
Utility model content
The purpose of this utility model is to provide the concrete pressure testing machine of a kind of upper holder block and lower lock block shared power source.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of concrete pressure testing machine, including frame, the frame are provided with the upper holder block and lower lock block being parallel to each other,
The upper holder block and lower lock block are connected to mobile bar and lower mobile bar, and the upper mobile bar is connected with perpendicular to upper movement
The upper connecting rod of bar, the lower mobile bar is connected with the lower connecting rod perpendicular to lower mobile bar, and the upper connecting rod is remote to be moved up
One end of lever is provided with Upper shaft sleeve, and the one end of the lower connecting rod away from upper mobile bar is provided with Lower shaft sleeve, the Upper shaft sleeve
Same threaded rod is equipped with Lower shaft sleeve, the threaded rod includes the opposite upper semisection and lower semisection of hand of spiral, the upper axle
External threading is connected to upper semisection, and the Lower shaft sleeve is threadedly connected to lower semisection, and the frame sets the restricted lever that moves up with
The locating part that mobile bar is rotated around threaded rod.
By using above-mentioned technical proposal, when threaded rod is rotated, due to upper semisection and lower semisection hand of spiral on the contrary,
Therefore the motion of opposite direction is done in the axial direction of Upper shaft sleeve and Lower shaft sleeve with the rotation of threaded rod along threaded rod.Pass through upper connection
Bar, upper mobile bar, the connection of lower connecting rod and lower mobile bar, final upper holder block and lower lock block do the motion of opposite direction.Therefore,
As long as driving threaded rod to rotate, you can to realize that upper holder block and lower lock block are moved along threaded rod, so that upper holder block and lower lock block
Shared power source.
The utility model is further arranged to：The lower end of the threaded rod is provided with the electricity for driving threaded rod to rotate
Machine, the motor is installed in frame.
By using above-mentioned technical proposal, motor is arranged in frame, so as to avoid motor own wt from acting on
In on upper holder block and lower lock block, result of the test is influenceed.
The utility model is further arranged to：The locating part includes the top base and bottom base being fixedly connected with frame,
The upper holder block and lower lock block are located between top base and bottom base, and the top base is provided with runs through upper base for upper mobile bar
The upper through hole of seat, the bottom base is provided with the lower through-hole for running through bottom base for lower mobile bar.
By using above-mentioned technical proposal, the upper through hole of top base and the lower through-hole of bottom base play the upper mobile bar of guiding and
The effect that lower mobile bar is moved up and down.
The utility model is further arranged to：The lower lock block has been hinged at rotor plate, the side of the lower lock block
It is provided with the locating part for rotating sheet reset for limiting when rotor plate is turned to lower lock block upper surface flush.
By using above-mentioned technical proposal, concrete pressure testing machine ordinary test product are concrete block.When experiment is finished
Afterwards, concrete block would generally be pressed into multiple fragments.Therefore, if concrete block to be tested is larger, the fragment produced is easy
Drop out the upper surface of lower lock block.And the setting of rotor plate can increase the area of carrying fragment, it is to avoid fragment drops to bottom base
On.
The utility model is further arranged to：The locating part includes the locating shaft and positioning positioned at the side of lower lock block
The rotating bar of axle socket, after rotor plate is rotated around rotor plate and lower lock block hinged place, driving rotating bar turns to rotating bar
When being connected to the lower surface of rotor plate, rotor plate is by the spacing of rotating bar.
By using above-mentioned technical proposal, when rotor plate turns to the upper surface flush of rotor plate and lower lock block, driving
Rotating bar is rotated, and the end face of rotating bar is abutted with the lower surface of rotor plate.Now, under the Action of Gravity Field of rotor plate, rotate
Plate can extrude rotating bar, and limitation rotating bar rotates, and rotating bar limits rotor plate and rotated simultaneously, realize that limitation is rotated
The effect of sheet reset.
The utility model is further arranged to：The side of the rotor plate is provided with the bin being caught in for rotating bar.
By using above-mentioned technical proposal, abutted when rotor plate is turned under self gravitation effect with lower lock block side
When, rotating bar can be caught in bin, it is to avoid supported because the setting of rotating bar causes rotor plate not turn to lower lock block
Connect.
The utility model is further arranged to：One end of the rotating bar is inlaid with the first magnetic patch, the side of the lower lock block
Face is inlaid with the second magnetic patch, and when rotating bar, which turns to rotating bar, is connected to the lower surface of rotor plate, rotating bar is inlaid with first
One end of magnetic patch is inlaid with the second magnetic patch with lower lock block and abutted.
By using above-mentioned technical proposal, when rotating bar, which turns to rotating bar, is connected to the lower surface of rotor plate, rotate
Bar, which is inlaid with one end of the first magnetic patch and is inlaid with lower lock block at the second magnetic patch, to abut, and is produced between the first magnetic patch and the second magnetic patch
Magnetic attracting, rotates so as to limit rotating bar, the stability that enhancing rotating bar limitation rotating bar resets.
The utility model is further arranged to：The distance that the rotating bar is inlaid with one end to the locating shaft of the first magnetic patch is big
In the half of rotating bar overall length.
By using above-mentioned technical proposal, the center of gravity of rotating bar is in the lower section of locating shaft, then rotating bar is in self gravitation work
It can be rotated under, and driving is gone without external force.
The utility model is further arranged to：The locating part include be hinged at lower lock block support bar, be arranged on
Rotor plate side is used for the screens groove that support bar is inserted away from lower lock block one end, and the support bar is hinged at locating position with lower lock block
The lower section at place is hinged in rotating bar and lower lock block.
By using above-mentioned technical proposal, when rotor plate turns to the upper surface flush of rotor plate and lower lock block, driving
Support bar is rotated around support bar around support bar and lower lock block hinged place, the one end of support bar away from lower lock block is caught in screens
In groove, so as to realize the fixation to rotating Board position.
The utility model is further arranged to：The rotor plate be provided with screens groove side be provided with for accommodate support
The holding tank of bar.
By using above-mentioned technical proposal, abutted when rotor plate is turned under self gravitation effect with lower lock block side
When, support bar can be caught in holding tank, it is to avoid supported because the setting of support bar causes rotor plate not turn to lower lock block
Connect.
In summary, the utility model has the advantages that：
When threaded rod is rotated, due to upper semisection and lower semisection hand of spiral on the contrary, therefore Upper shaft sleeve and Lower shaft sleeve with
The motion that opposite direction is done in axial direction of the rotation of threaded rod along threaded rod.Pass through upper connecting rod, upper mobile bar, lower connecting rod
With the connection of lower mobile bar, final upper holder block and lower lock block do the motion of opposite direction.Therefore, as long as driving threaded rod is rotated,
Upper holder block can be achieved and lower lock block is moved along threaded rod, so that upper holder block and lower lock block shared power source.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is lower lock block and the structural representation of bottom base cooperation in embodiment 1；
Fig. 3 is the structural representation of rotating bar in embodiment 1；
Fig. 4 is lower lock block and the structural representation of bottom base cooperation in embodiment 2.
Reference：1st, frame；2nd, motor；3rd, threaded rod；31st, upper semisection；32nd, lower semisection；4th, Upper shaft sleeve；5th, upper connection
Bar；6th, upper mobile bar；7th, top base；8th, upper through hole；9th, upper holder block；10th, Lower shaft sleeve；11st, lower connecting rod；12nd, lower mobile bar；
13rd, bottom base；14th, lower through-hole；15th, lower lock block；16th, rotor plate；17th, bin；18th, locating shaft；19th, rotating bar；20th, first
Magnetic patch；21st, the second magnetic patch；22nd, screens groove；23rd, holding tank；24th, support bar.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Embodiment 1
A kind of concrete pressure testing machine, including frame 1.Frame 1 is provided with motor 2, and motor 2 is connected with threaded rod 3.Spiral shell
Rasp bar 3 includes upper semisection 31 and lower semisection 32.The upper semisection 31 of threaded rod 3 is threaded with Upper shaft sleeve 4, and Upper shaft sleeve 4 is connected with
Upper connecting rod 5.The one end of upper connecting rod 5 away from Upper shaft sleeve 4 is connected with upper mobile bar 6.Upper mobile bar 6 is socketed with solid with frame 1
Surely the top base 7 connected, top base 7 is provided with the upper through hole 8 for running through top base 7 for upper mobile bar 6.Upper mobile bar 6 is passed through
One end after top base 7 is provided with upper holder block 9.The lower semisection 32 of threaded rod 3 is threaded with Lower shaft sleeve 10, and Lower shaft sleeve 10 is connected
There is lower connecting rod 11.The one end of lower connecting rod 11 away from Lower shaft sleeve 10 is connected with lower mobile bar 12.Lower mobile bar 12 be socketed with
The bottom base 13 that frame 1 is fixedly connected, bottom base 13 is provided with the lower through-hole 14 for running through bottom base 13 for lower mobile bar 12.Under
Mobile bar 12 passes through one end after bottom base 13 to be provided with lower lock block 15.
Lower lock block 15 is in rectangular-shape.Four sides of lower lock block 15 and the upper surface junction of lower lock block 15 are hinged with
Rotor plate 16.Each rotor plate 16 is provided with bin 17 with the side that the corresponding side surface of lower lock block 15 is abutted.The four of lower lock block 15
Individual side is provided with locating shaft 18, and every locating shaft 18 is perpendicular to the side of corresponding lower lock block 15.Every 18 sets of locating shaft
It is connected to the rotating bar 19 that can be rotated around locating shaft 18.When rotating bar 19 is turned to parallel to the upper of lower platen around locating shaft 18
During surface, rotating bar 19 can just be caught in bin 17.One end of rotating bar 19 is inlaid with the first magnetic patch 20, rotating bar 19
The one end for being inlaid with the first magnetic patch 20 is more than the half of the overall length of rotating bar 19 to the distance of locating shaft 18.The end at the two ends of rotating bar 19
Face is plane.Each side of lower lock block 15 is inlaid with the second magnetic patch 21.Second magnetic patch 21 be located at locating shaft 18 just under
Side.
The course of work：When the driving threaded rod 3 of motor 2 is rotated, due to the hand of spiral phase of upper semisection 31 and lower semisection 32
Instead, therefore the motion of opposite direction is done in the axial direction of Upper shaft sleeve 4 and Lower shaft sleeve 10 with the rotation of threaded rod 3 along threaded rod 3.It is logical
The connection of upper connecting rod 5, upper mobile bar 6, lower connecting rod 11 and lower mobile bar 12 is crossed, final upper holder block 9 and lower lock block 15 do phase
The motion of opposite direction, so that upper holder block 9 and the shared power source of lower lock block 15.
When rotor plate 16 turns to the upper surface flush of rotor plate 16 and lower lock block 15, rotating bar 19 is made in self gravitation
Rotated under around locating shaft 18, make that rotating bar 19 is inlaid with one end of the first magnetic patch 20 and lower lock block 15 is inlaid with second
Magnetic attracting is produced at magnetic patch 21.Now, the end face of rotating bar 19 is abutted with the lower surface of rotor plate 16.Now, in rotor plate
Under 16 Action of Gravity Field, rotor plate 16 can extrude rotating bar 19, and limitation rotating bar 19 is rotated, and rotating bar 19 is limited simultaneously
Rotor plate 16 rotates, and realizes the effect that limitation rotor plate 16 resets.When driving rotating bar 19 is turned to around locating shaft 18
Parallel to lower platen upper surface when, driving rotor plate 16 is turned to and abutted with the corresponding side surface of lower lock block 15, then rotating bar 19 is firm
It can be caught in bin 17 well.
Embodiment 2
Embodiment 2 and the difference of embodiment 1 are rotor plate 16 to be turned to rotor plate 16 and the upper surface of lower lock block 15 is neat
The mode that usually limitation rotor plate 16 resets is different.
In embodiment 2, rotor plate 16 abuts side with the corresponding side surface of lower lock block 15 and is provided with screens groove 22 and holding tank 23.
The distance of screens groove 22 to lower lock block 15 is less than the distance that holding tank 23 arrives lower lock block 15.Four sides of lower lock block 15 are hinged
There is support bar 24, support bar 24 is inserted into screens groove 22.
The course of work：When the driving threaded rod 3 of motor 2 is rotated, due to the hand of spiral phase of upper semisection 31 and lower semisection 32
Instead, therefore the motion of opposite direction is done in the axial direction of Upper shaft sleeve 4 and Lower shaft sleeve 10 with the rotation of threaded rod 3 along threaded rod 3.It is logical
The connection of upper connecting rod 5, upper mobile bar 6, lower connecting rod 11 and lower mobile bar 12 is crossed, final upper holder block 9 and lower lock block 15 do phase
The motion of opposite direction, so that upper holder block 9 and the shared power source of lower lock block 15.
Rotor plate 16 is further rotated when rotor plate 16 turns to the upper surface flush of rotor plate 16 and lower lock block 15, so
Driving support bar 24 is rotated around support bar 24 and the corresponding side surface hinged place of lower lock block 15 afterwards.Driving rotor plate 16 is pushed towards close
The side surface direction of block 15 is rotated, and support bar 24 is caught in screens groove 22.Now, under the Action of Gravity Field of rotor plate 16,
Rotor plate 16 can extrude support bar 24, and limitation support bar 24 rotates, and support bar 24 limits rotor plate 16 and occurs to turn simultaneously
It is dynamic, realize the effect that limitation rotor plate 16 resets.Driving rotor plate 16 is rotated towards away from the side surface direction of lower lock block 15 in the ban, makes branch
Strut 24 departs from screens groove 22, then support bar 24 is turned to abuts with the side of lower lock block 15, now drives rotor plate 16 to rotate
To being abutted with the side of lower lock block 15, support bar 24 is set to be caught in holding tank 23.
Claims (10)
1. a kind of concrete pressure testing machine, including frame (1), the frame (1) be provided with the upper holder block (9) that is parallel to each other and
Lower lock block (15), the upper holder block (9) and lower lock block (15) are connected to mobile bar (6) and lower mobile bar (12), described
Upper mobile bar (6) is connected with the upper connecting rod (5) perpendicular to upper mobile bar (6), the lower mobile bar (12) be connected with perpendicular to
The lower connecting rod (11) of lower mobile bar (12), it is characterized in that：The one end of the upper connecting rod (5) away from upper mobile bar (6) is set
There is Upper shaft sleeve (4), the one end of the lower connecting rod (11) away from upper mobile bar (6) is provided with Lower shaft sleeve (10), the Upper shaft sleeve
(4) and Lower shaft sleeve (10) is equipped with same threaded rod (3), the threaded rod (3) includes the opposite upper semisection (31) of hand of spiral
With lower semisection (32), the Upper shaft sleeve (4) is threadedly connected to upper semisection (31), and the Lower shaft sleeve (10) is threadedly connected to lower semisection
(32), frame (1) setting is restricted moves up the locating part that lever (6) and lower mobile bar (12) are rotated around threaded rod (3).
2. concrete pressure testing machine according to claim 1, it is characterized in that：The lower end of the threaded rod (3) is provided with
For the motor (2) for driving threaded rod (3) to rotate, the motor (2) is installed in frame (1).
3. concrete pressure testing machine according to claim 1, it is characterized in that：The locating part includes solid with frame (1)
Surely the top base (7) and bottom base (13) connected, the upper holder block (9) and lower lock block (15) are located at top base (7) and bottom base
(13) between, the top base (7) is provided with the upper through hole (8) for running through top base (7) for upper mobile bar (6), the lower base
Seat (13) is provided with the lower through-hole (14) for running through bottom base (13) for lower mobile bar (12).
4. concrete pressure testing machine according to claim 3, it is characterized in that：Lower lock block (15) have been hinged at
Rotor plate (16), the side of the lower lock block (15) is provided with to be turned to and lower lock block (15) upper surface flush in rotor plate (16)
When be used for limit rotor plate (16) reset locating part.
5. concrete pressure testing machine according to claim 4, it is characterized in that：The locating part includes being located at lower lock block
(15) locating shaft (18) of side, the rotating bar (19) being socketed with locating shaft (18), when rotor plate (16) is around rotor plate
(16) after being rotated with lower lock block (15) hinged place, driving rotating bar (19) turns to rotating bar (19) and is connected to rotor plate (16)
During lower surface, rotor plate (16) is spacing by rotating bar (19).
6. concrete pressure testing machine according to claim 5, it is characterized in that：The side of the rotor plate (16) is provided with
The bin (17) being caught in for rotating bar (19).
7. concrete pressure testing machine according to claim 5, it is characterized in that：One end of the rotating bar (19) is inlaid with
First magnetic patch (20), the side of the lower lock block (15) is inlaid with the second magnetic patch (21), when rotating bar (19) turns to rotating bar
(19) when being connected to the lower surface of rotor plate (16), rotating bar (19) is inlaid with one end and the lower lock block (15) of the first magnetic patch (20)
It is inlaid with the second magnetic patch (21) place abutting.
8. concrete pressure testing machine according to claim 7, it is characterized in that：The rotating bar (19) is inlaid with the first magnetic
One end of block (20) is more than the half of rotating bar (19) overall length to the distance of locating shaft (18).
9. concrete pressure testing machine according to claim 4, it is characterized in that：The locating part includes and lower lock block (15)
The support bar (24) that is hinged at, it is arranged on rotor plate (16) side and is used for support bar (24) and inserted away from lower lock block (15) one end
Screens groove (22), the support bar (24) and lower lock block (15) place of being hinged at are located at rotating bar (19) and lower lock block (15) side
The lower section of face hinged place.
10. concrete pressure testing machine according to claim 9, it is characterized in that：The rotor plate (16) is being provided with card
Position groove (22) side is provided with the holding tank (23) for accommodating support bar (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621430794.6U CN206321512U (en) | 2016-12-23 | 2016-12-23 | Concrete pressure testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621430794.6U CN206321512U (en) | 2016-12-23 | 2016-12-23 | Concrete pressure testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206321512U true CN206321512U (en) | 2017-07-11 |
Family
ID=59258929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621430794.6U Expired - Fee Related CN206321512U (en) | 2016-12-23 | 2016-12-23 | Concrete pressure testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206321512U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932968A (en) * | 2017-11-23 | 2018-04-20 | 昆山力维拓工业自动化科技有限公司 | A kind of waste treatment device |
| CN109632490A (en) * | 2019-01-17 | 2019-04-16 | 浙江大学 | Soft material periodic structure compression test |
| CN110567855A (en) * | 2019-09-06 | 2019-12-13 | 烟台中宇航空液压有限公司 | Electro-hydraulic servo pressure infiltration device |
-
2016
- 2016-12-23 CN CN201621430794.6U patent/CN206321512U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932968A (en) * | 2017-11-23 | 2018-04-20 | 昆山力维拓工业自动化科技有限公司 | A kind of waste treatment device |
| CN109632490A (en) * | 2019-01-17 | 2019-04-16 | 浙江大学 | Soft material periodic structure compression test |
| CN110567855A (en) * | 2019-09-06 | 2019-12-13 | 烟台中宇航空液压有限公司 | Electro-hydraulic servo pressure infiltration device |
| CN110567855B (en) * | 2019-09-06 | 2022-09-30 | 烟台中宇航空液压有限公司 | Electro-hydraulic servo pressure infiltration device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206321512U (en) | Concrete pressure testing machine | |
| CN109085071A (en) | Rock rotational shear testing machine | |
| CN101264822A (en) | Automatic displacement locking device for movement table top | |
| CN203114219U (en) | Drilling coring device | |
| CN203949825U (en) | A kind of Shore durometer support | |
| CN108741643A (en) | A kind of multi-functional industrial design device for teaching | |
| CN206779964U (en) | One kind output axis machining apparatus auxiliary holding device | |
| CN205798972U (en) | A kind of electronic connector side boring grab | |
| CN207414235U (en) | A kind of building bar cutting machine easy to use | |
| CN106545159A (en) | A kind of device for forming expanding pre-manufactured hole | |
| CN206588975U (en) | A kind of mechanical grip for machine-building | |
| CN109178053A (en) | A kind of transport device for building | |
| CN206553846U (en) | Hand perforator in double slip swich trouble | |
| CN210128912U (en) | Cement concrete compactness detection device | |
| CN105756558A (en) | Pre-embedded hole drill carriage for use in coal mine | |
| CN206578972U (en) | Concrete mixer | |
| CN203170399U (en) | Screen plate replacing mechanism of hammer crusher | |
| CN208895239U (en) | A kind of architectural engineering processing installation equipment of chopping bit | |
| CN207600772U (en) | A kind of concrete sampler | |
| CN207189419U (en) | A kind of stone polishing processing unit (plant) | |
| CN206589084U (en) | Concrete vibrating stand | |
| CN106703049B (en) | A kind of strong improved device of building municipal works side slope | |
| CN219952815U (en) | Wallboard splicing and reinforcing device | |
| CN202863753U (en) | Electric bumper boat direction control device | |
| CN207139699U (en) | A kind of lighter fire-adjusting ring vibrations installation equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20181223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |