CN87211113U

CN87211113U - Adjustable foundation bolt

Info

Publication number: CN87211113U
Application number: CN 87211113
Authority: CN
Inventors: 杨地
Original assignee: Individual
Current assignee: Individual
Priority date: 1987-07-29
Filing date: 1987-07-29
Publication date: 1988-05-04

Abstract

The utility model discloses a device used for the installation of machinery equipment. The device is characterized in that the utility model can be sprayed by concrete once to cement with a foundation; a center bolt can be adjusted to correct a position displacement caused by a civil engineering construction. When the levelness of a machine is adjusted, an adjusting gear is needed to rotate to drive an elevating column which is engaged with the adjusting gear to enable the elevating column to reciprocate with an aim to adjust the levelness of the machine. The utility model has the advantages of simple structure, low cost, high reliability, and good versatility. Besides, the utility model is suitable for the installation of various electromechanical devices. Compared with the usually used foundation bolt, the utility model can save time, manpower, material resources, and labour, and the utility model is safe. In addition, the utility model can shorten the construction period of the equipment installation.

Description

Adjustable foundation bolt

The utility model provides a kind of device that machinery equipment is installed that is used for, and particularly a kind ofly can once give reason, and the reduction of erection time again can be free, adjusts the device that machinery equipment makes it to obtain good installation requirement convenient and strength-savingly.

At present, the known manner of install machinery equipment is, at first in the local building concrete foundation of desiring install machinery equipment, also claim pouring for the first time, when placement of concrete, give the hole of reserving stone bolt, the concrete for the treatment of pouring for the first time is through the natural Health preservation process, after its intensity reaches designing requirement, again machinery equipment is moved and be put into the giving on the fixed position of concrete foundation, and with several jack machinery equipment is supported, then by pincers worker by adjusting the levelness that jack reaches rough adjustment machinery equipment.Meanwhile, the stone bolt head is hung in the anchor (bolt) hole on the machinery equipment base plate, make that the stone bolt afterbody is unsettled to give in the hole of staying during placement of concrete in the first time, concrete perfusion in giving the hole of staying again subsequently, through secondary natural Health preservation concrete, after the concrete of final grouting also reaches the intensity of designing requirement, can remove and support the jack that machinery equipment is used, adjust the levelness of machinery equipment simultaneously again with taper liner iron group, after the levelness of good machinery equipment to be adjusted, tighten the nut of each stone bolt successively, the installment work of machinery equipment is at this moment promptly accused and is finished.The utilization said method, in the whole erection process, the placement of concrete operation will be carried out secondary, the natural Health preservation concrete also needs secondary, the levelness adjustment of machinery equipment also needs to carry out secondary, so promptly expend more human and material resources, and taken long installation period, caused new machinery equipment not put into operation as soon as possible.

In addition, according to common when adjusting the machine levelness with taper liner iron group, because of wedge is freely to be placed on the concrete floor, so itself and terrace contact quality are very poor, when fastening nut, local surface of contact will make the good levelness misalignment of original adjusted because of conquassation, so need carry out the adjustment level again, say again, even the machine adjustment has installed, in the using process afterwards, also can be because of the erosion of water, oil and the influence of the factors such as vibrations of machinery equipment, make concrete generation weathering under the taper liner iron, defeated and dispersed, cause machinery equipment loosening.

Task of the present utility model is to provide a kind of can shorten the duration that machinery equipment is installed, and improves installation quality, and new machinery equipment can be put into operation as soon as possible, and the device that can well move for a long time.

According to the adjustable stone bolt that the utility model proposed, mainly comprise centre bolt, spherical washer, fixing bolt, lifting rod, nut sleeve, anchoring body, commentaries on classics core, adjust gear, it is characterized in that it can rotate the commentaries on classics core, the slippage centre bolt is adjusted centre bolt arbitrarily, thereby is made machine bottom surface mounting hole can all cover centre bolt in the empty stomach of lifting rod, and be located on the ball ring, then adjust the level height of machinery equipment conveniently, rapidly, exactly by adjusting gear, therefore, can remove the concrete operation of final grouting from.

Describe in detail for enforcement of the present utility model below in conjunction with accompanying drawing.

Accompanying drawing 1 is the longitudinal sectional drawing of the utility model concrete structure.

Accompanying drawing 2 is views of " A-A " direction in the accompanying drawing 1, has reflected the plane shape of nut sleeve (7).Accompanying drawing 3 is that the view of " C-C " direction has reflected the structure and taper pin (10) installation situation of commentaries on classics core (9).Accompanying drawing 4 is shapes that the view of " B-B " direction has reflected commentaries on classics core (9) center drilling.

Shown in accompanying drawing 1, lifting rod (6) essence is the short screw mandrel of a hollow, and its upper end has external tooth, and the upper-end surface is a concave spherical surface.Lifting rod (6) matches with nut sleeve (7) by screw thread.The inner cavity surface of nut sleeve (7), upper end are the flank of thread that matches with lifting rod (6), and the lower end also has and changes the inner conical surface that core (9) matches, and it is fixed in the anchoring body (8) by fixing bolt (5).Anchoring body (8) gives fixing the position earlier when the placement of concrete basis, make itself and concrete foundation can condense into one.The effect of grille (4) is the upper surface that prevents the topped anchoring body of concrete (8), guarantee nut sleeve (7) can lay smoothly, fastening.Top placement one ball ring (3) of lifting rod (6), it can turn round automatically, guarantees to contact well with the machine bottom surface.The profile of tooth end of lifting rod (6) is meshed with adjustment gear (12).Centre bolt (2) connect to change core (9), lifting rod (6) and ball ring (3), and pass anchor (bolt) hole on the machine bed body (1), tightening nuts (11) makes machine bed body (1) fastening at last.

Implementation procedure of the present utility model is such, when pouring machine concrete foundation, according to the design size position of machine anchor (bolt) hole anchoring body (8) is once watered, condenses.After the health, centre bolt (2) is passed the waist shaped hole (seeing shown in the accompanying drawing 3) that changes core (9), and limit its downward moving with taper pin (10).Put into the inner chamber of anchoring body (8) then.The nut sleeve (7) that the usefulness fixing bolt (5) that continues will cover centre bolt (2) is fixed on the anchoring body (8).The position and the quantity of fixing bolt (5) are seen shown in the accompanying drawing 2.What need mention is that the levelness EE Error Excepted on the M plane (seeing shown in the accompanying drawing 1) of the nut sleeve (7) that fixes should be at ± 1 °, and its center positional deviation is at ± 5mm.Then lifting rod (6) is passed centre bolt (2), and screw in the nut sleeve (7), again ball ring (3) was overlapped centre bolt (2), the outer spherical surface of ball ring (3) is contacted with the inner ball surface of lifting rod (6).To adjust gear (12) at last and put into the hole that nut sleeve (7) is gone up indwelling, also can be when adjusting the machine levelness, put into and adjust gear (12), see shown in accompanying drawing 1 or the accompanying drawing 2, and the gear part of lifting rod (6) is meshed with the tooth portion that adjusts gear (12), cut this, the assembling of whole adjustable stone bolt is promptly accused and is finished.Next step when machine bed body (1) is in place, makes centre bolt (2) pass anchor (bolt) hole on machine bed body (1) base.If centre bolt (2) is out of style with the bolt hole on machine (1) base plate, rotatable commentaries on classics core (9), and make centre bolt (2) move left and right in the kidney slot hole of changeing core (9) adjust the position of centre bolt, make that all anchor (bolt) holes can both wear till the centre bolt (2) on machine bed body (1) base.At this moment, entire machine just is located on the lifting rod (6) by ball ring (3).Then, rotate adjustment gear (12) and drive lifting rod (6) rotation that is meshed simultaneously by wrench, when lifting rod (6) rotates, can be by the flank of thread that matches with nut sleeve (7) and lifting, and by ball ring (3) picking-up or sedimentation machine bed body (1), that is the levelness of adjustment machine (1), after levelness met the requirements, tightening nuts (11) was fastened on entire machine on the anchoring body (8) successively again.So far, the millwright of entire machine promptly comes to an end, behind the electrical wiring, and the work of can turning round.

In sum, the utility model has fabulous versatility, and its advantage has following several respects;

1. only need once give and burying, cancellation final grouting technology is saved manpower, and material resources shorten equipment installation period greatly, and equipment is gone into operation ahead of time.

2. easy to adjust; When adjusting the machine level, only need to rotate the adjustment gear with universal screw wrench, can reach the lifting machine, adjust the purpose of level. And easy to operate.

3. adjust accurate reliable; Because of the sphere of ball ring and lifting rod all through grinding, can guarantee automatically to contact well with the machine bottom surface, precision is reliable.

4. anchor force is big, and concrete is stressed rationally.Because of the utility model by anchoring body and concrete binding, itself and concrete combination force be much larger than common stone bolt, the utility model is more reasonable aspect stressed than common stone bolt simultaneously, can not produce to pull up or loosening phenomenon.

5. can do 360 ° of rotations owing to change core, and its center drilling is waist through hole, thereby centre bolt can adjust arbitrarily in lifting rod cavity scope, make easy for installation.Changeing core simultaneously is that the conical surface combines with nut sleeve, and fastening nut (11) can be locked machine reliably.

Claims

A kind of anchor bolt apparatus that is used to install and adjust machinery equipment, the lifting rod [6] that it is characterized in that a rotating adjustment gear [12] is arranged and lean on gear engagement with it; Lifting rod [6] one ends are flank of thread, and the other end is a face of gear, and the top of gear side is a concave spherical surface that matches with ball ring [3]; Between lifting rod [6] and the nut sleeve [7] for being threaded; The commentaries on classics core [9] of waist through hole is opened at the center and the junction plane of nut sleeve [7] is a conical surface; Centre bolt [2] connects changes core [9], lifting rod [6], the bolt hole of ball ring [3] direct puncture support; Anchoring body [8] waters admittedly with concrete pedestal, and nut sleeve [7] combines as a whole by fixing bolt [5] and anchoring body [8].