CN213038585U

CN213038585U - Net rack standard knot jacking device

Info

Publication number: CN213038585U
Application number: CN202021183479.4U
Authority: CN
Inventors: 马燕; 常义民
Original assignee: Hebei Mcc20 Group Co ltd; China MCC20 Group Corp Ltd
Current assignee: Hebei Mcc20 Group Co ltd; China MCC20 Group Corp Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-04-23
Anticipated expiration: 2030-06-23

Abstract

The utility model provides a net rack standard knot jacking device, the structure of which comprises a primary standard knot and a secondary standard knot; one primary standard knot comprises a horizontally arranged primary top plate, a ball support bracket arranged on the upper plate surface of the primary top plate and a plurality of primary upright rods which are arranged on the lower plate surface of the primary top plate and are vertically arranged; the second grade standard festival has one at least, including the second grade roof that the level set up and set up under the second grade roof on the face and the vertical second grade pole setting that sets up, the edge of face under the second grade roof is arranged to the second grade pole setting to vacate the middle part and be used for the jacking region with jack cylinder shaft top contact. The utility model discloses can effectual solution jack after jar axle jacking to limit height, up jacking will receive the problem of restriction again, the utility model discloses the installation, dismantle conveniently, can also used repeatedly.

Description

Net rack standard knot jacking device

Technical Field

The utility model relates to a rack construction appurtenance, specifically speaking are rack standard festival jacking device.

Background

With the increase of the environmental protection strength of the country, many metallurgical work open-air coal plants need to be managed in a closed mode, and due to the fact that the area of the open-air coal plant is large, in order to close the open-air coal plant, the welded ball grid structure with the large span becomes the first choice for closing the open-air coal plants. When the grid structure is installed, because the spatial structure of the grid is a quadrangular pyramid system, a construction method of jacking and outward expanding is often adopted in the installation process of the grid. In the jacking process of the net rack, after the jack jacks the cylinder shaft to the limit height, the jack is further jacked upwards to be limited to a certain extent, and an additional device is added to the jack to lift the jacking height of the jack under the condition that the jack is not replaced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rack standard festival jacking device to solve in the rack expands the method jacking work progress outward, receive the influence of jack limit height, the rack jacking receives the problem of restriction.

The utility model discloses a realize like this: a jacking device for a standard node of a net rack comprises a first-stage standard node and a second-stage standard node;

one primary standard knot comprises a horizontally arranged primary top plate, a ball support bracket arranged on the upper plate surface of the primary top plate and a plurality of primary upright rods which are arranged on the lower plate surface of the primary top plate and are vertically arranged, wherein the primary upright rods are arranged at the edge of the lower plate surface of the primary top plate so as to vacate a jacking area with the middle part for contacting with the top of a jack cylinder shaft; the ball support bracket is contacted with the net rack ball joint and is used for supporting the net rack ball joint;

the second-stage standard knot comprises at least one second-stage top plate and a second-stage upright pole, wherein the second-stage top plate is horizontally arranged, the second-stage upright pole is arranged on the lower plate surface of the second-stage top plate and is vertically arranged, and the second-stage upright pole is arranged at the edge of the lower plate surface of the second-stage top plate so as to vacate a jacking area with the middle part used for contacting with the top of a jack cylinder shaft; when a second-level standard knot exists, the upper plate surface of the second-level top plate of the second-level standard knot is fixedly connected with the lower end of the first-level upright rod of the first-level standard knot; when two or more than two second-level standard sections exist, the upper plate surface of the second-level top plate of one of the second-level standard sections is fixedly connected with the lower end of the first-level upright rod of the first-level standard section, and the rest second-level standard sections are sequentially and fixedly connected with the lower end of the second-level standard section butted with the first-level standard section in the vertical direction.

Ball holds in palm the support including establishing immediately at one-level standard festival branch on the face on the one-level roof, locate the layer board at branch top and fixed locating ball on the layer board holds in the palm, the ball holds in the palm first steel sheet and the second steel sheet including crossing setting, the equal perpendicular to of face of first steel sheet and second steel sheet the layer board is equipped with first circular arc groove at first steel sheet top, is equipped with second circular arc groove at second steel sheet top, and first circular arc groove intersects with second circular arc groove and forms "ten" font recess, "ten" font recess and the spherical node surface shape phase-match that corresponds the rack.

The first-stage top plate of the first-stage standard knot is an equilateral triangular plate, and three first-stage upright rods are arranged at the corners of the lower plate surface of the first-stage top plate respectively; the second grade standard festival the second grade roof is equilateral set square, the second grade pole setting has threely, sets up the edge at the second grade roof respectively.

The first-stage upright rods of the first-stage standard knot and the second-stage upright rods of the second-stage standard knot are arranged in a flush mode.

And chamfering the corners of the first-stage top plate and the second-stage top plate.

The utility model relates to an appurtenance who expands the jacking in-process and use outward at the rack is used for arranging in between the rack ball joint of rack and the jar axle top of jack during the use. The utility model discloses an one-level standard festival and second grade standard festival, one-level standard festival be used for with the rack ball node on the rack contact, the butt joint of second grade standard festival is under one-level standard festival, the utility model discloses can dock the second grade standard festival that a plurality of butt joint is in the same place below one-level standard festival to the limit jacking height that increases the jack becomes mutually, thereby solves the problem that the jacking height of rack receives the jacking height restriction of jack. This device safe and reliable, repeatedly usable, and can promote the construction cycle of rack jacking.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a secondary standard section.

Fig. 3 is a schematic structural view of the ball-holder support.

In the figure: 1. a ball support bracket; 2. a first-level standard section; 3. a first-stage upright rod; 4. a second-level standard section; 5. a second-stage upright rod; 6. a secondary roof plate; 7. a first arc groove; 8. a second arc groove; 9. a support plate; 10. a strut; 11. a first steel plate; 12. a second steel plate.

Detailed Description

As shown in fig. 1, fig. 2 and fig. 3, the utility model relates to a jacking appurtenance for rack expands in jacking work progress outward, its structure includes that one-level standard festival 2 and second grade standard festival 4, wherein one-level standard festival 2 only one, second grade standard festival 4 has at least one. The first-level standard knot 2 comprises a first-level top plate, a ball support bracket and a first-level upright rod 3. One-level roof level sets up, and the ball holds in the palm the support setting on the last face of one-level roof, and the vertical setting of one-level pole setting 3 is on the lower face of one-level roof, and the edge of one-level pole setting at the lower face of one-level roof to vacate the jacking region that the middle part is used for contacting with the cylinder shaft top of jack. In the jacking construction process, the ball support bracket 1 positioned on the upper surface of the first-level top plate of the first-level standard knot 2 is used for contacting with the net rack ball joint and bearing the net rack ball joint.

As shown in fig. 3, the ball support bracket 1 includes a support rod 10 vertically arranged on the upper plate surface of the first-level top plate of the first-level standard knot 2, a support plate 9 arranged on the top of the support rod 10, and a ball support fixedly arranged on the support plate 9. The ball support comprises a first steel plate 11 and a second steel plate 12 which are arranged in an intersecting mode, and the plate surfaces of the first steel plate 11 and the second steel plate 12 are perpendicular to the plate surface of the supporting plate 9. The top of the first steel plate 11 is provided with a first arc groove 7, the top of the second steel plate 12 is provided with a second arc groove 8, the first arc groove 7 and the second arc groove 8 are intersected to form a cross-shaped groove, and the cross-shaped groove is matched with the surface shape of the ball joint of the corresponding net rack.

The second grade standard festival 4 includes the second grade roof 6 that the level set up and sets up under the second grade roof 6 on the face and the vertical second grade pole setting 5 that sets up, and second grade pole setting 5 arranges the edge of face under the second grade roof 6 to vacate the middle part and be used for the jacking region that contacts with the cylinder shaft top of jack. When a second-level standard knot 4 is arranged, the upper plate surface of a second-level top plate 6 of the second-level standard knot 4 is fixedly connected with the lower end of a first-level upright rod 3 of the first-level standard knot 2. When two or more than two second-level standard sections 4 exist, the upper plate surface of the second-level top plate 6 of one second-level standard section 4 is fixedly connected with the lower end of the first-level upright rod 3 of the first-level standard section 2, and the rest other second-level standard sections 4 are fixedly connected with the lower end of the second-level upright rod 5 of the second-level standard section 4 butted with the first-level standard section 2 in sequence in the vertical direction, namely the upper plate surface of the second-level top plate 6 of the second-level standard section 4 is fixedly connected with the lower end of the second-level upright rod 5 of the second-.

The utility model discloses the one-level roof of one-level standard festival 2 is equilateral set-square, and one-level pole setting 3 has threely, sets up the edge of the lower face at the one-level roof respectively. As shown in fig. 2, the secondary top plate 6 of the secondary standard knot 4 is also an equilateral triangle, and the secondary upright stanchions have three corners which are respectively arranged at the secondary top plate 6. The utility model discloses a second grade standard festival 4's second grade roof middle part is opened has the hole of the triangle-shaped that is less than the cylinder shaft top area of jack to save the preparation materials of this device, with the whole weight that reduces the standard festival.

When the first-stage standard knot 2 is in butt joint with the second-stage standard knot 4, the first-stage upright stanchion 3 of the first-stage standard knot and the second-stage upright stanchion of the second-stage standard knot 4 are correspondingly punched and arranged in an aligned mode so as to increase the compressive strength of the standard knot.

The utility model discloses a chamfer processing is all done to the one-level roof of one-level standard festival 2 and the second grade roof 6 of second grade standard festival 4's corner, and second grade standard festival 4's second grade roof 6 is shown in figure 2, can prevent like this that the staff from receiving the scratch of roof corner in the work progress.

The utility model discloses be the concatenation formula and use in rack jacking work progress, according to the jacking height of rack in the jacking process, constantly splice second grade standard festival 4 in the below of one-level standard festival 2 between the cylinder shaft top of rack ball joint and jack to increase the jacking height of jack. After the construction of the external expansion and jacking of the net rack is finished, the spliced first-stage standard knot 2 and the spliced second-stage standard knot 4 can be detached again for repeated use.

Claims

1. A jacking device for a standard node of a net rack is characterized by comprising a first-stage standard node and a second-stage standard node;

2. The jacking device for the standard knot of the net rack as claimed in claim 1, wherein the ball support comprises a supporting rod vertically arranged on the upper plate surface of the first-level top plate of the first-level standard knot, a supporting plate arranged at the top of the supporting rod and a ball support fixedly arranged on the supporting plate, the ball support comprises a first steel plate and a second steel plate which are arranged in an intersecting manner, the plate surfaces of the first steel plate and the second steel plate are perpendicular to the supporting plate, a first arc groove is arranged at the top of the first steel plate, a second arc groove is arranged at the top of the second steel plate, the first arc groove and the second arc groove are intersected to form a cross-shaped groove, and the cross-shaped groove is matched with the surface shape of a ball joint of a corresponding ball net rack.

3. The jacking device for the standard net rack joints as claimed in claim 1, wherein the first-stage top plate of the first-stage standard joint is an equilateral triangle, and the number of the first-stage upright posts is three, and the three first-stage upright posts are respectively arranged at the corners of the lower plate surface of the first-stage top plate; the second grade standard festival the second grade roof is equilateral set square, the second grade pole setting has threely, sets up the edge at the second grade roof respectively.

4. The device for jacking the standard net rack joints as claimed in claim 3, wherein the first-stage upright rods of the first-stage standard joints and the second-stage upright rods of the second-stage standard joints are arranged in a flush manner.

5. The jacking device for the standard knot of the net rack as claimed in claim 3, wherein the corners of the first-stage top plate and the second-stage top plate are chamfered.