CN112459046A - Underground continuous wall surface maintenance equipment - Google Patents
Underground continuous wall surface maintenance equipment Download PDFInfo
- Publication number
- CN112459046A CN112459046A CN202011518384.8A CN202011518384A CN112459046A CN 112459046 A CN112459046 A CN 112459046A CN 202011518384 A CN202011518384 A CN 202011518384A CN 112459046 A CN112459046 A CN 112459046A
- Authority
- CN
- China
- Prior art keywords
- movable
- bearing base
- support arm
- electric telescopic
- underground continuous
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/20—Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/246—Safety or protective measures preventing damage to building parts or finishing work during construction specially adapted for curing concrete in situ, e.g. by covering it with protective sheets
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/16—Struts or stiffening rods, e.g. diagonal rods
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
Abstract
The invention discloses underground continuous wall surface maintenance equipment which comprises a bearing base, wherein supporting columns are arranged at corners of the bottom end of the bearing base, rollers are movably mounted at the front ends of the supporting columns, four groups of electric telescopic rods are arranged at the bottom end of the bearing base and close to the supporting columns, supporting blocks are arranged at the bottom ends of the electric telescopic rods, a working flat plate is movably mounted above the bearing base, and a protective fence is arranged at the edge position of the upper end of the working flat plate. This underground continuous wall maintenance of equipment can improve the height of work flat board, can make things convenient for the user of service to maintain the wall body, and can improve the stability of bearing base, can avoid the user of service to fall down from the work flat board through the protection rail of the dull and stereotyped upper end of cooperation work to can ensure user of service's safety, can make things convenient for user of service to arrange in order the hose, easy operation is convenient for this underground continuous wall maintenance of equipment's use.
Description
Technical Field
The invention relates to the field of building construction, in particular to underground continuous wall maintenance equipment.
Background
The underground continuous wall is characterized in that foundation engineering adopts a trenching machine on the ground, a long and narrow deep groove is excavated under the condition of slurry wall protection along the peripheral axis of the deep excavation engineering, a reinforcement cage is hung in the groove after the groove is cleared, then underwater concrete is poured by a conduit method to form a unit groove section, and the process is carried out section by section in this way, a continuous reinforced concrete wall is built underground to be used as a structure for intercepting water, preventing seepage, bearing and retaining water, and the concrete wall which is just formed is easy to dry and crack due to the water absorption of cement, so that maintenance is needed;
the existing underground continuous wall maintenance equipment cannot improve the height of a working platform, is inconvenient for users to construct, is not enough in stability, cannot guarantee the safety of the users, is inconvenient for the users to water the wall, and causes the wall to crack, so that the quality of the wall is influenced.
Disclosure of Invention
The invention aims to provide underground continuous wall surface maintenance equipment to solve the problems that the conventional underground continuous wall surface maintenance equipment in the background art cannot improve the height of a working platform, is inconvenient for construction by users, has insufficient stability, cannot ensure the safety of the users, and is inconvenient for the users to water a wall body, so that the wall body is cracked, and the quality of the wall body is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an underground continuous wall face maintenance of equipment, includes the bearing base, the bottom corner position of bearing base all is provided with the support column, the equal movable mounting in front end of support column has the gyro wheel, the bottom of bearing base and the position that is close to the support column are provided with four electric telescopic handle of group, electric telescopic handle's bottom is provided with the supporting shoe, the top movable mounting of bearing base has the work flat board, the dull and stereotyped upper end border position of work is provided with the protection rail, the dull and stereotyped upper end of work is close to the left side and is provided with the storage water tank, the left end of storage water tank is close.
As a further scheme of the invention, a notch is formed in the front end of the protective fence close to the right side, the bottom end of the supporting block is arranged to be horizontal, the top end of the supporting block is fixedly connected with the electric telescopic rod, and the supporting block moves up and down at the bottom end of the bearing base through the electric telescopic rod.
As a further scheme of the invention, a placing groove is formed in the upper end of the bearing base, a lifting mechanism is arranged in the placing groove, a movable groove is formed in the middle of the left side of the placing groove, movable holes I are formed in both sides of the movable groove, and movable holes II are formed in the front end and the rear end of the right side of the placing groove.
As a further scheme of the invention, the lifting mechanism comprises a first support arm, the bottom end of the first support arm is fixedly connected with a first movable roller, two ends of the first movable roller are respectively provided with a first rotating shaft, two sides of the first support arm are provided with two groups of second support arms, the first support arm is connected with the middle positions of the two groups of second support arms through a movable pin, the bottom ends of the two groups of second support arms are connected with second movable rollers, two ends of the second movable rollers are respectively provided with a second rotating shaft, the second movable rollers are provided with hydraulic rods, and the top ends of the hydraulic rods are connected with the bottom ends of the first support arms.
As a further scheme of the invention, the first rotating shaft is matched with the first movable hole, the first movable roller rotates in the movable groove through the first rotating shaft matched with the first movable hole, the second rotating shaft is matched with the second movable hole, and the second movable roller rotates in the placing groove through the second rotating shaft matched with the second movable hole.
As a further scheme of the invention, a water pump is arranged at the upper end of the water storage tank, a hose is arranged at the right end of the water pump, the left end of the water pump is communicated with the water storage tank through a connecting pipe, a handle is arranged at the bottom end of the hose, a spray head is arranged at the bottom end of the handle, and a clamping block is arranged on the right side wall of the water storage tank.
As a further scheme of the invention, the fixture block is fixedly arranged on the water storage tank through the mounting plate, the fixture block is matched with the handle, and the hose is placed on the fixture block through the handle.
Compared with the prior art, the invention has the beneficial effects that: the underground continuous wall surface maintenance equipment is provided with a lifting mechanism, because a first movable roller can rotate in a movable groove through a first rotating shaft and a second movable roller can rotate in a placing groove through a second rotating shaft and a second movable hole, when a user starts the hydraulic rod, the hydraulic rod can push a first support arm to move upwards, because a movable pin is arranged between the first support arm and the second support arm, and the upper ends of the first support arm and the second support arm are connected with the bottom end of a working flat plate, the first support arm and the second support arm can be driven to synchronously rotate upwards in the upward moving process, meanwhile, the first movable roller at the bottom end of the first support arm rotates in the movable groove, and the second movable roller at the bottom end of the second support arm rotates in the placing groove, so that the working flat plate can be upwards supported, the height of the working flat plate can be improved, the user can conveniently maintain a wall body, and the user can make a support block contact with the, therefore, the stability of the bearing base can be improved, and the protection fence matched with the upper end of the working flat plate can prevent users from falling down from the working flat plate, so that the safety of the users can be guaranteed;
this underground continuous wall face maintenance of equipment is provided with the storage water tank, because the left side bottom of storage water tank is connected with outside water pipe through the inlet tube, thereby can provide sufficient water source for the storage water tank, take the handle out from the upper end of fixture block when the user, further start water pump, the water pump can pass through the hose with the water source in the storage water tank and spout from the shower nozzle, thereby can water underground continuous wall body, can avoid the wall body fracture, thereby influence the quality of underground continuous wall body, after the user of service waters and accomplishes, place the handle on the fixture block, can make things convenient for user's arrangement hose, the operation is thus simple, be convenient for this underground continuous wall face maintenance of equipment's use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial expanded view of the present invention;
FIG. 3 is a schematic view of the load-bearing base structure of the present invention;
FIG. 4 is a schematic structural diagram of the lifting mechanism of the present invention;
fig. 5 is a schematic view of a water storage tank structure in the invention.
In the figure: 1. a load-bearing base; 2. a support block; 3. an electric telescopic rod; 4. a support pillar; 5. a working plate; 6. a water inlet pipe; 7. a water storage tank; 8. a protective fence; 9. a lifting mechanism; 10. a placement groove; 11. a movable groove; 12. a first movable hole; 13. a second movable hole; 14. a first support arm; 15. a first movable roller; 16. a first rotating shaft; 17. a second rotating shaft; 18. a second movable roller; 19. a hydraulic lever; 20. a second support arm; 21. a water pump; 22. a hose; 23. a grip; 24. a clamping block; 25. and (4) a spray head.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an underground continuous wall maintenance device comprises a bearing base 1, wherein supporting columns 4 are arranged at corners of the bottom end of the bearing base 1, rollers are movably arranged at the front ends of the supporting columns 4, four groups of electric telescopic rods 3 are arranged at the bottom end of the bearing base 1 and close to the supporting columns 4, supporting blocks 2 are arranged at the bottom ends of the electric telescopic rods 3, a working flat plate 5 is movably arranged above the bearing base 1, a protective fence 8 is arranged at the edge position of the upper end of the working flat plate 5, a water storage tank 7 is arranged at the upper end of the working flat plate 5 and close to the left side, a water inlet pipe 6 is arranged at the left end of the water storage tank 7 and close to the bottom, a gap is arranged at the front end, and its top and electric telescopic handle 3 fixed connection, supporting shoe 2 reciprocates in the bottom of bearing base 1 through electric telescopic handle 3.
The upper end of the bearing base 1 is provided with a placing groove 10, a lifting mechanism 9 is arranged in the placing groove 10, a movable groove 11 is arranged at the middle position of the left side of the placing groove 10, two sides of the movable groove 11 are respectively provided with a movable hole I12, two front and rear ends of the right side of the placing groove 10 are respectively provided with a movable hole II 13, the lifting mechanism 9 comprises a support arm I14, the bottom end of the support arm I14 is fixedly connected with a movable roller I15, two ends of the movable roller I15 are respectively provided with a rotating shaft I16, two sides of the support arm I14 are provided with two groups of support arms II 20, the middle positions of the support arm I14 and the two groups of support arms II 20 are connected through a movable pin, the bottom ends of the two groups of support arms II 20 are connected with a movable roller II 18, two ends of the movable roller II 18 are respectively provided with a rotating shaft II 17, a hydraulic rod 19 is arranged, the first movable roller 15 rotates in the movable groove 11 through the first rotating shaft 16 in cooperation with the first movable hole 12, the second rotating shaft 17 is matched with the second movable hole 13, and the second movable roller 18 rotates in the placing groove 10 through the second rotating shaft 17 in cooperation with the second movable hole 13.
Through the technical scheme: the underground continuous wall surface maintenance equipment is provided with a lifting mechanism 9, because a first movable roller 15 is matched with a first movable hole 12 through a first rotating shaft 16 and can rotate in a movable groove 11, and a second movable roller 18 is matched with a second movable hole 13 through a second rotating shaft 17 and can rotate in a placing groove 10, when a user starts a hydraulic rod 19, the hydraulic rod 19 can push a first support arm 14 to move upwards, because a movable pin is arranged between the first support arm 14 and the second support arm 20, and the upper ends of the first support arm 14 and the second support arm 20 are connected with the bottom end of a working flat plate 5, the first support arm 14 can drive the second support arm 20 to synchronously rotate upwards in the upwards moving process, simultaneously the first movable roller 15 at the bottom end of the first support arm 14 rotates in the movable groove 11, and the second movable roller 18 at the bottom end of the second support arm 20 rotates in the placing groove 10, so that the working flat plate 5 can be supported upwards, and the, can make things convenient for the user of service to maintain the wall body, and the user of service can make supporting shoe 2 contact with ground through electric telescopic handle 3 to can improve the stability of bearing base 1, can avoid the user of service to fall down from dull and stereotyped 5 of work through the protection rail 8 of the dull and stereotyped 5 upper end of cooperation work, thereby can ensure user of service's safety.
The upper end of the water storage tank 7 is provided with a water pump 21, the right end of the water pump 21 is provided with a hose 22, the left end of the water pump is communicated with the water storage tank 7 through a connecting pipe, the bottom end of the hose 22 is provided with a grip 23, the bottom end of the grip 23 is provided with a spray nozzle 25, the right side wall of the water storage tank 7 is provided with a fixture block 24, the fixture block 24 is fixedly arranged on the water storage tank 7 through a mounting plate, the fixture block 24 is matched with the grip 23, the hose 22 is placed on the fixture block 24 through the grip 23, as the left bottom end of the water storage tank 7 is connected with an external water pipe through a water inlet pipe 6, sufficient water can be provided for the water storage tank 7, when a user draws the grip 23 out from the upper end of the fixture block 24, the water pump 21 is further started, the water pump 21 can spray the water in the, after watering is finished, the user can put the handle 23 on the clamping block 24, so that the user can conveniently tidy the hose 22, and the underground continuous wall surface maintenance equipment can be conveniently used.
The working principle is as follows: for the underground continuous wall surface maintenance equipment, firstly, the underground continuous wall surface maintenance equipment can be transferred through the roller at the bottom end of the supporting column 4, the underground continuous wall surface maintenance equipment is convenient to use, the lifting mechanism 9 is arranged on the underground continuous wall surface maintenance equipment, as the first movable roller 15 can rotate in the movable groove 11 through the first rotating shaft 16 and the first movable hole 12 and the second movable roller 18 can rotate in the placing groove 10 through the second rotating shaft 17 and the second movable hole 13, when a user starts the hydraulic rod 19, the hydraulic rod 19 can push the first support arm 14 to move upwards, as the movable pin is arranged between the first support arm 14 and the second support arm 20 and the upper end of the first support arm 14 and the lower end of the second support arm 20 are connected with the bottom end of the working flat plate 5, the first support arm 14 can drive the second support arm 20 to synchronously rotate upwards in the upwards moving process, and the first movable roller 15 at the bottom end of the first support arm 14 rotates in the movable, the movable roller II 18 at the bottom end of the support arm II 20 rotates in the placing groove 10, so that the working flat plate 5 can be supported upwards, the height of the working flat plate 5 can be further improved, a user can conveniently maintain a wall body, the user can make the support block 2 contact with the ground through the electric telescopic rod 3, the stability of the bearing base 1 can be improved, the user can be prevented from falling down from the working flat plate 5 through the protection fence 8 at the upper end of the working flat plate 5, the safety of the user can be guaranteed, because the left bottom end of the water storage tank 7 is connected with an external water pipe through the water inlet pipe 6, sufficient water source can be provided for the water storage tank 7, when the user takes the handle 23 out of the upper end of the clamping block 24, the water pump 21 is further started, the water source in the water storage tank 7 can be sprayed out of the spray head 25 through the hose 22 by the water pump, can avoid the wall body fracture to influence the quality of underground continuous wall body, after the completion that waters when the user, place handle 23 on fixture block 24, can make things convenient for user to arrange in order hose 22, the use of this underground continuous wall face maintenance equipment of being convenient for.
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.
Claims (7)
1. The utility model provides an underground continuous wall maintenance equipment, includes bearing base (1), its characterized in that: the utility model discloses a bearing base, including bearing base (1), support column (4), the equal movable mounting in front end of support column (4) has the gyro wheel, the bottom of bearing base (1) and the position that is close to support column (4) are provided with four electric telescopic handle of group (3), the bottom of electric telescopic handle (3) is provided with supporting shoe (2), the top movable mounting of bearing base (1) has work flat board (5), the upper end border position of work flat board (5) is provided with protection rail (8), the upper end of work flat board (5) is close to the left side and is provided with storage water tank (7), the left end of storage water tank (7) is close to the bottom and is provided with inlet tube (6).
2. An underground diaphragm wall face maintenance device according to claim 1, wherein: the front end of the protective fence (8) is provided with a notch close to the right side, the bottom end of the supporting block (2) is arranged to be horizontal, the top end of the supporting block is fixedly connected with the electric telescopic rod (3), and the supporting block (2) moves up and down at the bottom end of the bearing base (1) through the electric telescopic rod (3).
3. An underground diaphragm wall face maintenance device according to claim 1, wherein: the bearing base is characterized in that a placing groove (10) is formed in the upper end of the bearing base (1), a lifting mechanism (9) is arranged in the placing groove (10), a movable groove (11) is formed in the middle of the left side of the placing groove (10), movable holes I (12) are formed in the two sides of the movable groove (11), and movable holes II (13) are formed in the front and the rear of the right side of the placing groove (10).
4. An underground diaphragm wall face maintenance device according to claim 3, wherein: elevating system (9) are including support arm (14), the bottom fixedly connected with of support arm (14) activity roller (15), the both ends of activity roller (15) all are provided with pivot (16), the both sides of support arm (14) are provided with two sets of support arms two (20), and support arm (14) are connected through the removable pin with the intermediate position of two sets of support arms two (20), and are two sets of the bottom of support arm two (20) is connected with two (18) of activity roller, the both ends of two (18) of activity roller all are provided with pivot two (17), be provided with hydraulic stem (19) on two (18) of activity roller, the top of hydraulic stem (19) is connected with the bottom of support arm (14).
5. An underground diaphragm wall face maintenance device according to claim 4, wherein: the first rotating shaft (16) is matched with the first movable hole (12), the first movable roller (15) is matched with the first movable hole (12) through the first rotating shaft (16) to rotate in the movable groove (11), the second rotating shaft (17) is matched with the second movable hole (13), and the second movable roller (18) is matched with the second movable hole (13) through the second rotating shaft (17) to rotate in the placing groove (10).
6. An underground diaphragm wall face maintenance device according to claim 1, wherein: the upper end of storage water tank (7) is provided with water pump (21), the right-hand member of water pump (21) is provided with hose (22), and its left end is linked together with storage water tank (7) through the connecting pipe, the bottom of hose (22) is provided with handle (23), the bottom of handle (23) is provided with shower nozzle (25), be provided with fixture block (24) on the right side wall of storage water tank (7).
7. An underground diaphragm wall face maintenance device according to claim 6, wherein: the fixture block (24) is fixedly arranged on the water storage tank (7) through the mounting plate, the fixture block (24) is matched with the handle (23), and the hose (22) is placed on the fixture block (24) through the handle (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011518384.8A CN112459046A (en) | 2020-12-21 | 2020-12-21 | Underground continuous wall surface maintenance equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011518384.8A CN112459046A (en) | 2020-12-21 | 2020-12-21 | Underground continuous wall surface maintenance equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112459046A true CN112459046A (en) | 2021-03-09 |
Family
ID=74803190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011518384.8A Pending CN112459046A (en) | 2020-12-21 | 2020-12-21 | Underground continuous wall surface maintenance equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112459046A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4558648A (en) * | 1983-09-20 | 1985-12-17 | Lift-R Technologies, Inc. | Energy-recycling scissors lift |
| CN103232007A (en) * | 2013-05-03 | 2013-08-07 | 昆山市大昌机械制造有限公司 | Lifting machine |
| CN106629480A (en) * | 2016-12-24 | 2017-05-10 | 无锡明珠增压器制造有限公司 | Lifting and conveying device |
| CN208144071U (en) * | 2018-04-28 | 2018-11-27 | 常州信息职业技术学院 | A kind of efficient urban afforestation watering device |
| CN210263839U (en) * | 2019-05-24 | 2020-04-07 | 王海红 | Portable construction bearing platform |
| CN211100278U (en) * | 2019-11-27 | 2020-07-28 | 林祥波 | A portable railing belt cleaning device for highway is maintained |
-
2020
- 2020-12-21 CN CN202011518384.8A patent/CN112459046A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4558648A (en) * | 1983-09-20 | 1985-12-17 | Lift-R Technologies, Inc. | Energy-recycling scissors lift |
| CN103232007A (en) * | 2013-05-03 | 2013-08-07 | 昆山市大昌机械制造有限公司 | Lifting machine |
| CN106629480A (en) * | 2016-12-24 | 2017-05-10 | 无锡明珠增压器制造有限公司 | Lifting and conveying device |
| CN208144071U (en) * | 2018-04-28 | 2018-11-27 | 常州信息职业技术学院 | A kind of efficient urban afforestation watering device |
| CN210263839U (en) * | 2019-05-24 | 2020-04-07 | 王海红 | Portable construction bearing platform |
| CN211100278U (en) * | 2019-11-27 | 2020-07-28 | 林祥波 | A portable railing belt cleaning device for highway is maintained |
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Application publication date: 20210309 |