CN112225135A - Hydraulic synchronous jacking support frame - Google Patents
Hydraulic synchronous jacking support frame Download PDFInfo
- Publication number
- CN112225135A CN112225135A CN202011159901.7A CN202011159901A CN112225135A CN 112225135 A CN112225135 A CN 112225135A CN 202011159901 A CN202011159901 A CN 202011159901A CN 112225135 A CN112225135 A CN 112225135A
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- Prior art keywords
- fixed
- frame
- jacking
- base
- groove
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- 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
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/163—Jacks specially adapted for working-up building elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/05—Hydraulic jacks
Abstract
The invention relates to the technical field of net rack installation, and discloses a hydraulic synchronous jacking support frame which comprises a jacking seat and a jacking frame, the jacking frame comprises a rectangular frame consisting of a plurality of node rods and a plurality of bolt balls, and a supporting frame fixed at the top of the rectangular frame, the jacking seat comprises a jack and a base fixed at the bottom end of the jack, a fixed frame is fixed at the top end of the jack, a plurality of connecting units are hinged at the bottom of the fixed frame, two ends of each connecting unit are respectively and rotatably connected with the fixed frame and the bottom end of the rectangular frame through pin shafts, four grooves corresponding to the bottom end of the rectangular frame are arranged on the base, a jacking block is longitudinally connected in each groove in a sliding manner, and the base is provided with a positioning mechanism for fixing the jacking block, the positioning mechanism comprises a rotating shaft and a cam, the rotating shaft and the cam are rotatably arranged in the groove, and the cam and the rotating shaft are coaxially fixed. The invention has simple structure, is convenient for continuously jacking the net rack, has simple and convenient operation and improves the working efficiency.
Description
Technical Field
The invention relates to the technical field of net rack installation, in particular to a hydraulic synchronous jacking support frame.
Background
At present, large hoisting equipment of a steel mesh frame project positioned in the middle of an integral building group cannot be used closely, and the steel mesh frame installation by selecting reasonable equipment according to field conditions is a difficult point of the project and is one of key control points of the project. And the high-altitude in-situ assembly difficulty of the steel net rack is large, the assembly precision is difficult to guarantee, and when a full scaffold cannot be erected below the steel net rack as an operation platform due to the cross operation with civil engineering, the operation condition is poor, and the quality and safety control difficulty are large. The existing device for steel net rack construction also has the defects of complex operation, difficult disassembly and assembly and the like, and further restricts the construction speed of the steel net rack. Therefore, an equipment capable of quickly and simply realizing the installation and construction of the steel net rack is urgently needed.
Disclosure of Invention
The invention aims to provide a hydraulic synchronous jacking support frame to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a hydraulic pressure synchronous jacking support frame, includes jacking seat and jacking frame, the jacking frame includes the rectangular frame that a plurality of festival pole and a plurality of bolt ball are constituteed and fix the support frame at the rectangular frame top.
The jacking seat comprises a jack and a base fixed at the bottom end of the jack, a fixing frame is fixed at the top end of the jack, a plurality of connecting units are hinged to the bottom of the fixing frame, and two ends of each connecting unit are respectively rotatably connected with the bottom ends of the fixing frame and the rectangular frame through pin shafts.
Four grooves corresponding to the bottom end of the rectangular frame are formed in the base, jacking blocks are connected in each groove in a longitudinally sliding mode, and a positioning mechanism used for fixing the jacking blocks is arranged on the base.
As a further improvement of the above scheme, the positioning mechanism includes a rotating shaft and a cam rotatably disposed in the groove, the cam and the rotating shaft are coaxially fixed, and the positioning mechanism further includes a driving unit for driving the rotating shaft to rotate.
As a further improvement of the above scheme, the driving unit includes a toothed plate and a toothed ring, wherein the toothed ring is fixedly sleeved on the rotating shaft, the toothed plate is disposed below the rotating shaft and engaged with the toothed ring, first receiving grooves and second receiving grooves are respectively formed in two opposite side walls of the bottom of the groove, and a return spring connected with the toothed plate is fixed in the first receiving grooves.
Offer the through-hole with first accepting groove intercommunication in the base, the through-hole internalization sets up the pull rod, the inner of pull rod and the pinion rack rigid coupling that is located first accepting groove, the outer end of pull rod stretch out the through-hole and have one with the parallel location section of base, the spiral installation positioning bolt on this location section, positioning bolt's bottom and base connect soon, with fixed pull rod.
As a further improvement of the scheme, the top surface of the jacking block is provided with a spherical positioning groove.
As a further improvement of the scheme, the bottom surface of the jacking block is provided with a connecting groove corresponding to the cam, and the connecting groove can be in contact with the top end of the cam in an attaching mode.
As a further improvement of the above scheme, the outer side of the toothed plate is fixed with a limit bump, and the limit bump cannot rotate through the notches of the first accommodating groove and the second accommodating groove.
As the further improvement of above-mentioned scheme, the top of base is rotated and is connected with two rotor plates, the both ends of two rotor plates are connected with the pull rod in the through-hole of two diagonal angle settings respectively, the bar hole is seted up respectively at the both ends of rotor plate, the fixed driving lever in outer end of pull rod, the bar hole that corresponds is worn to locate by the driving lever, the limit stop of base is fixed in the both sides installation respectively of rotor plate, two limit stop are used for the both ends of conflict rotor plate respectively, the mid-mounting retaining member of rotor plate, the retaining member includes a vertical center pin of fixing on the base to and the spiral mounting is at the epaxial lock nut in center, the middle part of rotor plate is seted up and center pin normal running fit's shaft hole.
As a further improvement of the scheme, the connecting unit is formed by hinging a first pull rod and a second pull rod, wherein the other end of the first pull rod is rotatably connected with the fixed frame, and the other end of the second pull rod is rotatably connected with the rectangular frame.
As a further improvement of the scheme, the support frame comprises four ejector rods, a vertical support rod and a net rack ball, the bottom ends of the four ejector rods are fixedly connected with four corners of the top of the rectangular frame respectively, the top ends of the four ejector rods are converged at one position and fixedly connected with the bottom end of the vertical support rod, and the net rack ball is fixed at the top end of the vertical support rod.
The invention has the beneficial effects that:
the jacking support frame provided by the invention is characterized in that a plurality of grooves are formed in a base, jacking blocks capable of adjusting the height are slidably mounted in the grooves, so that after a rectangular frame is jacked to a specified height, jacking amount does not need to be reserved unnecessarily, a link rod can be additionally mounted between the bottom of the rectangular frame and the base, specifically, a positioning bolt is rotated to separate the positioning bolt from the base so as to drive a pull rod to slide in a through hole and drive a toothed plate to move, a rotating shaft is driven to rotate, the position of a cam is changed, the height of the jacking blocks in the grooves is changed, the additionally mounted link rod can be mounted at the bottom of the rectangular frame, after a fixed link rod is mounted at the bottom of the rectangular frame, the pull rod is driven to move again to drive the cam to be stably supported at the bottom of the jacking blocks, then the positioning bolt is fixed, the position of the jacking blocks is fixed, and then a second pull rod and the, the jack work drives the fixing frame to move down to the initial position, so that the pull rod is connected with the bottom of the rectangular frame after the section rod is additionally arranged, the next jacking work is facilitated, the operation is simple and convenient, and the working efficiency can be further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the present invention in a jacking state;
FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic top view of the base of the present invention;
fig. 5 is a schematic top view of a base in embodiment 2 of the present invention.
In the figure: the device comprises a base 1, a jack 2, a fixing frame 3, a joint rod 4, a bolt ball 5, a mandril 6, a vertical support rod 7, a net rack ball 8, a first pull rod 9, a second pull rod 10, a groove 11, a cam 12, a jacking block 13, a positioning groove 14, a pull rod 15, a positioning bolt 16, a through hole 17, a first accommodating groove 18, a return spring 19, a limiting bump 20, a toothed plate 21, a rotating shaft 22, a second accommodating groove 23, a gear ring 24, a rotating plate 25, a strip-shaped hole 26, a locking member 27 and a limiting stop 28.
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.
Example 1:
referring to fig. 1-4, a hydraulic synchronous jacking support frame comprises a jacking seat and a jacking frame, wherein the jacking frame comprises a rectangular frame consisting of a plurality of section rods 4 and a plurality of bolt balls 5, and a support frame fixed at the top of the rectangular frame.
The jacking seat comprises a jack 2 and a base 1 fixed at the bottom end of the jack 2, a fixing frame 3 is fixed at the top end of the jack 2, a plurality of connecting units are hinged to the bottom of the fixing frame 3, and two ends of each connecting unit are respectively connected with the fixing frame 3 and the bottom end of the rectangular frame in a rotating mode through pin shafts.
Four grooves 11 corresponding to the bottom end of the rectangular frame are formed in the base 1, jacking blocks 13 are connected in each groove 11 in a longitudinally sliding mode, and a positioning mechanism used for fixing the jacking blocks 13 is arranged on the base 1.
As a further improvement of the above solution, the positioning mechanism includes a rotating shaft 22 rotatably disposed in the groove 11, a cam 12, the cam 12 and the rotating shaft 22 are coaxially fixed, and a driving unit for driving the rotating shaft 22 to rotate.
As a further improvement of the above scheme, the driving unit includes a toothed plate 21 and a toothed ring 24, wherein the toothed ring 24 is fixedly sleeved on the rotating shaft 22, the toothed plate 21 is disposed below the rotating shaft 22 and engaged with the toothed ring 24, two opposite side walls of the bottom of the groove 11 are respectively provided with a first receiving groove 18 and a second receiving groove 23, and a return spring 19 connected with the toothed plate 21 is fixed in the first receiving groove 18.
Offer the through-hole 17 with first accepting groove 18 intercommunication in the base 1, through-hole 17 internalization sets up pull rod 15, the inner of pull rod 15 with be located the pinion rack 21 rigid coupling of first accepting groove 18, the outer end of pull rod 15 stretches out through-hole 17 and has a location section parallel with base 1, spiral installation positioning bolt 16 on this location section, positioning bolt 16's bottom and base 1 connect soon, with fixed pull rod 15.
As a further improvement of the above scheme, the top surface of the jacking block 13 is provided with a spherical positioning groove 14.
As a further improvement of the above scheme, the bottom surface of the jacking block 13 is provided with a receiving groove corresponding to the cam 12, and the receiving groove can be in contact with the top end of the cam 12.
As a further improvement of the above solution, a limiting protrusion 20 is fixed on the outer side of the tooth plate 21, and the limiting protrusion 20 cannot rotate through the notches of the first receiving groove 18 and the second receiving groove 23.
As a further improvement of the above scheme, two rotating plates 25 are rotatably connected above the base 1, two ends of the two rotating plates 25 are respectively connected with the pull rods 15 in the through holes 17 arranged diagonally, two ends of each rotating plate 25 are respectively provided with a strip-shaped hole 26, the outer end of each pull rod 15 is fixed with a shift lever, the shift lever is inserted into the corresponding strip-shaped hole 26, two sides of each rotating plate 25 are respectively provided with a limit stop 28 fixed on the base 1, the two limit stops 28 are respectively used for abutting against two ends of each rotating plate 25, a locking member 27 is arranged in the middle of each rotating plate 25, each locking member 27 comprises a central shaft vertically fixed on the base 1, the locking nut is spirally arranged on the central shaft, the middle part of the rotating plate 25 is provided with a shaft hole which is in running fit with the central shaft, the rotating plate 25 and the central shaft are axially fixed, and the locking nut is pressed and contacted with the rotating plate 25 to fix the rotating plate 25; the two jacking blocks 13 positioned at the diagonal positions of the base 1 can be controlled by the rotating plate 25, so that the working efficiency is further improved conveniently.
As a further improvement of the above scheme, the connecting unit is formed by hinging a first pull rod 9 and a second pull rod 10, wherein the other end of the first pull rod 9 is rotatably connected with the fixed frame 3, and the other end of the second pull rod 10 is rotatably connected with the rectangular frame; the convenient installation is dismantled, and stable in structure is firm, and is not fragile, long service life.
As a further improvement of the above scheme, the support frame comprises four ejector rods 6, a vertical support rod 7 and a net rack ball 8, the bottom ends of the four ejector rods 6 are respectively and fixedly connected with four corners at the top of the rectangular frame, the top ends of the four ejector rods 6 are converged together and fixedly connected with the bottom end of the vertical support rod 7, and the net rack ball 8 is fixed at the top end of the vertical support rod 7; so as to be fixed with the net rack and facilitate the jacking of the net rack.
The jacking support frame provided by the device is characterized in that a plurality of grooves 11 are formed in a base, jacking blocks 13 capable of adjusting the height are arranged in the grooves 11 in a sliding mode, so that after a rectangular frame is jacked to a specified height, jacking amount does not need to be reserved unnecessarily, a section rod 4 can be additionally arranged between the bottom of the rectangular frame and the base 1, specifically, a positioning bolt 16 is rotated, the positioning bolt 16 is separated from the base 1 so as to drive a pull rod 15 to slide in a through hole 17, a toothed plate 21 is driven to move, a rotating shaft 22 is driven to rotate, the position of a cam 12 is changed, the height of the jacking blocks 13 in the grooves 11 is changed, the additionally arranged section rod 4 can be arranged at the bottom of the rectangular frame, after a fixed section rod 4 is arranged at the bottom of the rectangular frame, the pull rod 15 is driven to move again, the cam 12 is driven to be stably supported at the bottom of the jacking blocks 13, and then, thereby fix the position of jacking piece 13, two 10 and rectangular frame of pull rod are dismantled this moment, and jack work drives the mount and moves down to initial position for pull rod 10 is connected with the bottom of installing the rectangular frame behind the festival pole 4 additional, in order to make things convenient for going on of jacking work on next step, and easy operation is convenient, can further improve work efficiency.
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 (9)
1. The utility model provides a synchronous jacking support frame of hydraulic pressure, includes jacking seat and jacking frame, its characterized in that: the jacking frame comprises a rectangular frame consisting of a plurality of joint rods (4) and a plurality of bolt balls (5), and a supporting frame fixed at the top of the rectangular frame;
the jacking seat comprises a jack (2) and a base (1) fixed at the bottom end of the jack (2), a fixed frame (3) is fixed at the top end of the jack (2), a plurality of connecting units are hinged to the bottom of the fixed frame (3), and two ends of each connecting unit are respectively rotatably connected with the fixed frame (3) and the bottom end of the rectangular frame through pin shafts;
four grooves (11) corresponding to the bottom end of the rectangular frame are formed in the base (1), jacking blocks (13) are connected in each groove (11) in a longitudinally sliding mode, and a positioning mechanism used for fixing the jacking blocks (13) is arranged on the base (1).
2. The hydraulic synchronous jacking support frame of claim 1, wherein: the positioning mechanism comprises a rotating shaft (22) and a cam (12) which are rotatably arranged in the groove (11), the cam (12) and the rotating shaft (22) are coaxially fixed, and the positioning mechanism further comprises a driving unit which drives the rotating shaft (22) to rotate.
3. The hydraulic synchronous jacking support frame of claim 2, wherein: the driving unit comprises a toothed plate (21) and a gear ring (24), wherein the gear ring (24) is fixedly sleeved on the rotating shaft (22), the toothed plate (21) is arranged below the rotating shaft (22) and meshed with the gear ring (24), a first accommodating groove (18) and a second accommodating groove (23) are respectively formed in two opposite side walls of the bottom of the groove (11), and a return spring (19) connected with the toothed plate (21) is fixedly arranged in the first accommodating groove (18);
offer through-hole (17) with first accepting groove (18) intercommunication in base (1), through-hole (17) internalization sets up pull rod (15), the inner of pull rod (15) and pinion rack (21) rigid coupling that is located first accepting groove (18), the outer end of pull rod (15) stretch out through-hole (17) to have one with base (1) parallel location section, spiral installation positioning bolt (16) on this location section, the bottom and base (1) of positioning bolt (16) connect soon, with fixed pull rod (15).
4. The hydraulic synchronous jacking support frame of claim 1, wherein: the top surface of the jacking block (13) is provided with a spherical positioning groove (14).
5. The hydraulic synchronous jacking support frame of claim 1, wherein: the bottom surface of the jacking block (13) is provided with a connecting groove corresponding to the cam (12), and the connecting groove can be in contact with the top end of the cam (12) in an attaching manner.
6. The hydraulic synchronous jacking support frame of claim 1, wherein: the outer side of the toothed plate (21) is fixed with a limiting bump (20), and the limiting bump (20) cannot rotate through notches of the first accommodating groove (18) and the second accommodating groove (23).
7. The hydraulic synchronous jacking support frame of claim 3, wherein: the upper part of the base (1) is rotatably connected with two rotating plates (25), the two ends of the two rotating plates (25) are respectively connected with pull rods (15) in through holes (17) arranged at two opposite angles, strip-shaped holes (26) are respectively formed at the two ends of the rotating plates (25), a driving lever is fixed at the outer end of the pull rod (15), the driving lever is penetrated through the corresponding strip-shaped holes (26), limit stops (28) are respectively fixedly arranged at the two sides of the rotating plates (25) on the base (1), the two limit stops (28) are respectively used for abutting against the two ends of the rotating plates (25), locking parts (27) are arranged at the middle parts of the rotating plates (25), each locking part (27) comprises a central shaft vertically fixed on the base (1), locking nuts are spirally arranged on the central shafts, shaft holes matched with the central shafts in a rotating mode are formed in the middle parts of the rotating, the lock nut is pressed against the rotary plate (25) to fix the rotary plate (25).
8. The hydraulic synchronous jacking support frame of claim 1, wherein: the connecting unit is formed by hinging a first pull rod (9) and a second pull rod (10), wherein the other end of the first pull rod (9) is rotatably connected with the fixed frame (3), and the other end of the second pull rod (10) is rotatably connected with the rectangular frame.
9. The hydraulic synchronous jacking support frame of claim 1, wherein: the support frame includes four ejector pins (6), vertical support rod (7), rack ball (8), the bottom of four ejector pins (6) respectively with four corner fixed connection in rectangular frame's top, the top of four ejector pins (6) assemble one department and with the bottom fixed connection of vertical support rod (7), the rack ball (8) are fixed on the top of vertical support rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011159901.7A CN112225135B (en) | 2020-10-27 | 2020-10-27 | Hydraulic synchronous jacking support frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011159901.7A CN112225135B (en) | 2020-10-27 | 2020-10-27 | Hydraulic synchronous jacking support frame |
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| Publication Number | Publication Date |
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| CN112225135A true CN112225135A (en) | 2021-01-15 |
| CN112225135B CN112225135B (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011159901.7A Active CN112225135B (en) | 2020-10-27 | 2020-10-27 | Hydraulic synchronous jacking support frame |
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| CN (1) | CN112225135B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062469A (en) * | 2021-04-06 | 2021-07-02 | 江苏大江建设工程有限公司 | Large-span net rack jacking device and using method |
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| CN204098509U (en) * | 2014-08-25 | 2015-01-14 | 荣盛建设工程有限公司 | A kind of steel net frame integral jacking slippage construction device |
| CN105484361A (en) * | 2015-11-23 | 2016-04-13 | 太原理工大学 | Device and construction method for alternatively jacking hyperbolical closed type steel grid structure step by step |
| CN105971115A (en) * | 2016-06-29 | 2016-09-28 | 西安汾阳钢结构有限公司 | Truss units, jacking formwork, jacking device and jacking and dismantling methods |
| CN207553310U (en) * | 2017-11-02 | 2018-06-29 | 青岛亿联集团股份有限公司 | Adjustable bolt ball positioning support |
| CN207919743U (en) * | 2018-02-24 | 2018-09-28 | 中冶建工集团有限公司 | A kind of steel grid structure bolted spherical node assembling supporting arrangement |
| CN108589928A (en) * | 2018-05-09 | 2018-09-28 | 中建七局安装工程有限公司 | Elements of Space Grid Truss Lifting Equipment |
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| AU8048091A (en) * | 1991-07-16 | 1993-03-18 | John Parker | Levelling stump |
| CN102912854A (en) * | 2012-11-09 | 2013-02-06 | 中建六局工业设备安装有限公司 | Construction method for integrally jacking and slipping net frame |
| CN204098509U (en) * | 2014-08-25 | 2015-01-14 | 荣盛建设工程有限公司 | A kind of steel net frame integral jacking slippage construction device |
| CN105484361A (en) * | 2015-11-23 | 2016-04-13 | 太原理工大学 | Device and construction method for alternatively jacking hyperbolical closed type steel grid structure step by step |
| CN105971115A (en) * | 2016-06-29 | 2016-09-28 | 西安汾阳钢结构有限公司 | Truss units, jacking formwork, jacking device and jacking and dismantling methods |
| CN207553310U (en) * | 2017-11-02 | 2018-06-29 | 青岛亿联集团股份有限公司 | Adjustable bolt ball positioning support |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062469A (en) * | 2021-04-06 | 2021-07-02 | 江苏大江建设工程有限公司 | Large-span net rack jacking device and using method |
| CN113062469B (en) * | 2021-04-06 | 2022-03-11 | 江苏大江建设工程有限公司 | Large-span net rack jacking device and using method |
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| Publication number | Publication date |
|---|---|
| CN112225135B (en) | 2021-11-09 |
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