CN211714620U - Swing type jacking frame - Google Patents
Swing type jacking frame Download PDFInfo
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- CN211714620U CN211714620U CN201922277661.XU CN201922277661U CN211714620U CN 211714620 U CN211714620 U CN 211714620U CN 201922277661 U CN201922277661 U CN 201922277661U CN 211714620 U CN211714620 U CN 211714620U
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- jacking frame
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Abstract
A swing type jacking frame is characterized by comprising a quadrangular pyramid bolt ball joint part which is arranged at the upper part of the jacking frame and comprises a bolt ball, a net rack rod piece, a support and other members; the middle jacking frame standard joint part comprises members such as a vertical column, a cross beam and a support; and the lower jacking node part comprises a jack top fixed support, a pull rod, a jack bottom rotating support and the like. The jacking frame increases and decreases the standard knot of the jacking frame through the stroke of the piston of the jack so as to adjust the jacking height, and the swing of the jacking frame is realized through the rotating support at the bottom of the jack. This swing type jacking frame has effectually solved when being jacked the object and need follow the arc motion, the difficult problem of angle transform, and on the other hand increases standard festival on ground, has also reduced high altitude construction's risk.
Description
Technical Field
The utility model belongs to the technical field of steel construction technology and specifically relates to a truss that uses in steel construction promotes technique, and specifically speaking is one kind at the jacking in-process, can have the formula jacking frame that sways of certain angle transform along with by the pitch arc motion of jacking object.
Background
At present, the jacking frame is mostly used for jacking a flat net rack, vertical jacking operation is carried out, along with the increase of a large margin of a cylindrical net shell, when an installation method of unilateral arching is adopted for the cylindrical net shell, the jacking frame adopting the vertical jacking operation can not meet the requirement of construction, because the motion trail of the unilateral arching process of the cylindrical net shell is an arc line, in order to ensure the safety of the arching process and meet the motion trail of the arching process of the cylindrical net shell, a swing type jacking frame needs to be designed, the top of the jacking frame is connected through an inserted lug type pin shaft, a rotatable support is adopted at the bottom, and the inclination of the jacking frame at a certain angle in the jacking process is met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at being the orthoscopic to current steel construction jacking frame and reciprocating, can not satisfy the problem that unilateral arch camber type construction method required cambered surface motion, design a formula jacking frame that sways to satisfy the demand that needs to wind pitch arc motion when the object is jacked.
The technical scheme of the utility model is that:
a swing type jacking frame is characterized by mainly comprising an upper conical connecting frame 1, a middle standard knot 2 and a bottom jacking mechanism 3, wherein the upper conical connecting frame 1 comprises a base and a support, the base is connected with four first bolt balls 102 through four cross rods 101 to form a square structure, the support comprises a second bolt ball 103 and a connecting plate 104, the lower end of the connecting plate 104 is fixed on the second bolt ball 103, the upper end of the connecting plate 104 is provided with a through hole 105 for connecting a truss 4, and the second bolt ball 103 is connected with the four first bolt balls 102 through four pull rods 106 to form the upper conical connecting frame 1; the first bolt ball 102 is connected with a lower connecting plate 107 connected with the top end of the upright post of the middle standard knot 2; the number of the middle standard sections 2 is determined according to the height of the truss 4 to be jacked, the upper ends and the lower ends of every two adjacent upright columns of four upright columns 201 of each middle standard section 2 are respectively connected with an upper cross rod 202 and a lower cross rod 203, the opposite angles of the upper cross rod 202 and the lower cross rod 203 are connected through an inclined rod 204, and the lower part of each upright column 201 is also connected with a lifting plate 205 detachably connected with the bottom jacking mechanism 3; the bottom jacking mechanism 3 consists of a jack 301, a lifting rod 302 and an underframe 303, wherein the jack 301 is fixedly installed on the underframe 303, the upper end of the lifting rod 302 is connected with a piston rod of the jack 301, and the lower end of the lifting rod 302 is connected with the lifting plate 205.
The connecting plate 104 is composed of a cross-shaped connecting plate 108 inserted into the second bolt ball 103, a lower horizontal plate 109, an upper horizontal plate 110 and a perforated plate 111, the lower end of the cross-shaped connecting plate 108 is inserted and fixed into the second bolt ball 103, the upper end of the cross-shaped connecting plate is connected with the lower horizontal plate 109, the lower horizontal plate 109 is connected with the upper horizontal plate 110 through a fastener, the perforated plate 111 is welded and fixed on the upper horizontal plate 110, and the perforated plate 111 is provided with a through hole 105 for connecting a truss.
The number of the perforated plates 111 is two, each perforated plate 111 is connected with a reinforcing rib plate 112, and the reinforcing rib plates 112 are respectively connected with the perforated plates 111 and the upper horizontal plate 110.
The lifting plate 205 and the adjacent bottom rail 203 form an angle of 45 degrees.
The lower end of the lifting rod 302 is detachably connected with the lifting plate 205 through a bolt 206.
The upper end of the lifting rod 302 is hinged on a fixed block 304, and the fixed block 304 is fixedly arranged on a piston rod of the jack 301.
The chassis 303 is provided with a rotary support, and the jack 301 is arranged on the rotary support and can rotate along with the rotary support or can be braked in parking.
The utility model has the advantages that:
the utility model discloses effectual solution by the jacking object need follow arc motion time, the difficult problem of angle transform, on the other hand increases standard festival on ground, has also reduced high altitude construction's risk.
Drawings
Fig. 1 is the top structure of the jacking frame of the utility model.
Fig. 2 is a schematic view of a support structure of the top structure of the jacking frame of the present invention.
Fig. 3 is a schematic view of a standard section of a jacking frame according to the present invention.
Fig. 4 is a schematic view of a standard section plane structure of the jacking frame of the present invention.
Fig. 5 is a schematic view of the bottom structure of the jacking frame of the present invention.
Fig. 6 is a schematic diagram of the jacking start state of the present invention.
Fig. 7 is a schematic diagram of the piston of the present invention in a stroke state.
Fig. 8 is a schematic diagram of standard knot filling according to the present invention.
Fig. 9 is a schematic view showing the first stroke end state of the pull rod of the present invention moving downward.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-9.
A swing type jacking frame comprises a quadrangular pyramid bolt ball joint part which is arranged at the upper part of the jacking frame and comprises a bolt ball, a net rack rod piece, a support and other members; the middle jacking frame standard joint part comprises members such as a vertical column, a cross beam and a support; and the lower jacking node part comprises a jack top fixed support, a pull rod, a jack bottom rotating support and the like. The jacking frame increases and decreases the standard knot of the jacking frame through the stroke of the piston of the jack so as to adjust the jacking height, and the swing of the jacking frame is realized through the rotating support at the bottom of the jack. Specifically, the upper conical connecting frame 1 is mainly composed of an upper conical connecting frame 1, a middle standard knot 2 and a bottom jacking mechanism 3, as shown in fig. 6, the upper conical connecting frame 1 is composed of a base and a support, the base is connected by four cross rods 101 and four first bolt balls 102 to form a square structure, as shown in fig. 1, the support is composed of second bolt balls 103 and a connecting plate 104, the lower end of the connecting plate 104 is fixed on the second bolt balls 103, the upper end of the connecting plate 104 is provided with through holes 105 for connecting a truss 4, and the second bolt balls 103 are connected with the four first bolt balls 102 through four pull rods 106, so that the upper conical connecting frame 1 is formed; the first bolt ball 102 is connected with a lower connecting group plate 107 connected with the top end of the upright post of the middle standard knot 2, as shown in fig. 2, the connecting plate 104 consists of a cross-shaped connecting plate 108 inserted into the second bolt ball 103, a lower horizontal plate 109, an upper horizontal plate 110 and a perforated plate 111, the lower end of the cross-shaped connecting plate 108 is inserted and fixed in the second bolt ball 103, the upper end of the cross-shaped connecting plate is connected with the lower horizontal plate 109, the lower horizontal plate 109 is connected with the upper horizontal plate 110 through a fastener, the perforated plate 111 is welded and fixed on the upper horizontal plate 110, and the perforated plate 111 is provided with a through hole 105 for connecting a truss. The number of the perforated plates 111 is two, each perforated plate 111 is connected with a reinforcing rib plate 112, and the reinforcing rib plates 112 are respectively connected with the perforated plates 111 and the upper horizontal plate 110. The number of the middle standard joints 2 is determined according to the height of the truss 4 to be jacked, as shown in fig. 3 and 4, four upright posts 201 are arranged on each middle standard joint 2, the upper end and the lower end of each two adjacent upright posts are respectively connected with an upper cross bar 202 and a lower cross bar 203, the opposite corners of the upper cross bar 202 and the lower cross bar 203 are connected through inclined rods 204, and the lower part of each upright post 201 is also connected with a lifting plate 205 detachably connected with the bottom jacking mechanism 3; as shown in fig. 5, the bottom lifting mechanism 3 is composed of a jack 301, a lifting rod 302 and a bottom frame 303, the jack 301 is fixedly mounted on the bottom frame 303, the upper end of the lifting rod 302 is hinged to a fixing block 304, the fixing block 304 is fixedly mounted on a piston rod of the jack 301, and the lower end of the lifting rod is detachably connected with the lifting plate 205 through a plug 206. The lifting plate 205 is angled at 45 degrees from the adjacent bottom rail 203 (fig. 4). In order to realize the rotation of the whole lifting frame, a rotating support can be arranged on the bottom frame 303, and the jack 301 is arranged on the rotating support and can rotate along with the rotating support or can be braked in parking. The rotating support is realized by adopting a conventional structure such as an end face bearing, and the parking structure can be realized by adopting a brake pad structure, a one-way gear structure and the like.
The use method of the utility model is shown in figures 6-9.
The first step is as follows: and assembling a quadrangular pyramid bolt ball joint net rack which is arranged right on the top of the jacking frame. As shown in fig. 1.
The second step is that: and assembling the jacking frame standard knot according to the first height from the jacking point to the ground.
The third step: and assembling the quadrangular pyramid net rack and the standard knot together. As shown in fig. 6.
The fourth step: assembling the top support and the bottom support of the jack.
The fifth step: and connecting the assembled fourth step with the bottom of the standard knot by using a pull rod.
And a sixth step: and connecting the assembled fifth step with the jacked object in an inserting ear manner.
The seventh step: and (3) utilizing a synchronous control system to extend all the jack pistons, as shown in figure 7, adding a standard joint at the bottom, as shown in figure 8, then removing the pull rod, returning the jack pistons to the cylinders, and moving the pull rod to the newly added standard joint to be connected with the new standard joint, as shown in figure 9. This is one stroke of jacking.
Eighth step: and continuing jacking according to the operation flow of the seventh step until the requirements are met.
The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.
Claims (7)
1. A swing type jacking frame is characterized by mainly comprising an upper conical connecting frame (1), a middle standard knot (2) and a bottom jacking mechanism (3), wherein the upper conical connecting frame (1) consists of a base and a support, the base is connected by four cross rods (101) and four first bolt balls (102) to form a square structure, the support consists of a second bolt ball (103) and a connecting plate (104), the lower end of the connecting plate (104) is fixed on the second bolt ball (103), the upper end of the connecting plate (104) is provided with a through hole (105) for connecting a truss (4), and the second bolt ball (103) is connected with the four first bolt balls (102) through four pull rods (106) to form the upper conical connecting frame (1); the first bolt ball (102) is connected with a lower connecting plate (107) connected with the top end of the upright post of the middle standard knot (2); the number of the middle standard sections (2) is determined according to the height of the truss (4) to be jacked, the upper ends and the lower ends of every two adjacent upright columns are respectively connected with an upper cross rod (202) and a lower cross rod (203), the opposite angles of the upper cross rod (202) and the lower cross rod (203) are connected through an inclined rod (204), and the lower part of each upright column (201) is also connected with a lifting plate (205) detachably connected with a bottom jacking mechanism (3); the bottom jacking mechanism (3) is composed of a jack (301), a lifting rod (302) and an underframe (303), the jack (301) is fixedly installed on the underframe (303), the upper end of the lifting rod (302) is connected with a piston rod of the jack (301), and the lower end of the lifting rod is connected with a lifting plate (205).
2. The swing type jacking frame as claimed in claim 1, wherein the connecting plate (104) comprises a cross connecting plate (108) inserted into the second bolt ball (103), a lower horizontal plate (109), an upper horizontal plate (110), and a perforated plate (111), the lower end of the cross connecting plate (108) is inserted and fixed into the second bolt ball (103), the upper end of the cross connecting plate is connected with the lower horizontal plate (109), the lower horizontal plate (109) is connected with the upper horizontal plate (110) through a fastener, the perforated plate (111) is welded and fixed on the upper horizontal plate (110), and the perforated plate (111) is provided with a through hole (105) for connecting a truss.
3. The swing type jacking frame according to claim 2, wherein the number of the perforated plates (111) is two, each perforated plate (111) is connected with a reinforcing rib plate (112), and the reinforcing rib plates (112) are respectively connected with the perforated plates (111) and the upper horizontal plate (110).
4. The rocking jack stand of claim 1 wherein the angle between the lifting plate (205) and the adjacent bottom rail (203) is 45 degrees.
5. The rocking jack stand of claim 1, wherein the lower end of said lifting bar (302) is removably connected to the lifting plate (205) by means of a latch (206).
6. The rocking jacking frame as claimed in claim 1, wherein the upper end of said lifting rod (302) is hinged to a fixed block (304), the fixed block (304) being fixedly mounted to the piston rod of the jack (301).
7. The rocking jack-up frame of claim 1, wherein said bottom frame (303) is provided with a rotatable support, and the jack (301) is mounted on said rotatable support and is rotatable therewith or is parking braked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922277661.XU CN211714620U (en) | 2019-12-18 | 2019-12-18 | Swing type jacking frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922277661.XU CN211714620U (en) | 2019-12-18 | 2019-12-18 | Swing type jacking frame |
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| Publication Number | Publication Date |
|---|---|
| CN211714620U true CN211714620U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922277661.XU Active CN211714620U (en) | 2019-12-18 | 2019-12-18 | Swing type jacking frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111005574A (en) * | 2019-12-18 | 2020-04-14 | 徐州中煤（宁夏）钢结构建设有限公司 | Swing type jacking frame |
| CN113321146A (en) * | 2021-06-09 | 2021-08-31 | 中国二十冶集团有限公司 | Single-side jacking safety protection device and safety jacking method for large-span reticulated shell structure |
-
2019
- 2019-12-18 CN CN201922277661.XU patent/CN211714620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111005574A (en) * | 2019-12-18 | 2020-04-14 | 徐州中煤（宁夏）钢结构建设有限公司 | Swing type jacking frame |
| CN113321146A (en) * | 2021-06-09 | 2021-08-31 | 中国二十冶集团有限公司 | Single-side jacking safety protection device and safety jacking method for large-span reticulated shell structure |
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