CN111188969A - Pre-embedded fixing device and using method - Google Patents
Pre-embedded fixing device and using method Download PDFInfo
- Publication number
- CN111188969A CN111188969A CN202010056440.4A CN202010056440A CN111188969A CN 111188969 A CN111188969 A CN 111188969A CN 202010056440 A CN202010056440 A CN 202010056440A CN 111188969 A CN111188969 A CN 111188969A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- hollow steel
- ground
- fixing device
- fastener
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 86
- 239000010959 steel Substances 0.000 claims description 86
- 238000005553 drilling Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M9/00—Special layout of foundations with respect to machinery to be supported
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M7/00—Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or base; Attaching non-moving engine parts, e.g. cylinder blocks
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the technical field of installation, and particularly discloses a pre-embedded fixing device and a using method thereof. Utilize the cavity sleeve pipe to strengthen the atress with ground, the rigidity intensity requirement on ground is low, realizes conveniently fixing, dismantlement through movable screw rod, and can provide different atress.
Description
Technical Field
The invention relates to the technical field of equipment installation, in particular to a pre-embedded fixing device and a using method thereof.
Background
The foundation bolt and the expansion screw are important fixing modes for equipment installation, and the fixing modes are that after the ground is drilled, the foundation bolt or the expansion screw is driven into a fixing hole in the ground; or the screw rod and the concrete foundation are poured into an integral structure.
To the mode that makes rag bolt or inflation screw squeeze into the fixed orifices in ground punching, the rigidity intensity requirement on ground is high, and rag bolt and inflation screw atress itself are not big enough, and the size is fixed can not change according to special demands. For the mode of pouring the screw and the concrete foundation into a whole, if the screw of the foundation bolt is broken, equipment needs to be stopped to replace the screw for maintenance, when the equipment is replaced, firstly, the whole equipment needs to be hoisted, then, the equipment can be replaced after the concrete foundation is dismantled, and finally, the concrete foundation is manufactured again; the whole replacement process is complicated, replacement needs to be completed by means of other equipment, time and labor are consumed, efficiency is low, a concrete foundation needs to be manufactured again, labor intensity of workers is high, and maintenance cost is high.
Disclosure of Invention
The invention aims to solve the technical problem of providing a pre-embedded fixing device which has low requirement on the rigidity and the strength of the ground, is large in stress and can meet the requirements of different fixing forces and a using method thereof.
In order to solve the technical problem, the invention provides a pre-buried fixing device which comprises a hollow steel pipe, wherein internal threads are arranged in the hollow steel pipe, one end of a screw matched with the internal threads is in threaded connection with the hollow steel pipe, the other end of the screw is connected with a fastening piece, the hollow steel pipe is buried in the ground, the periphery of the hollow steel pipe is fixedly poured with the ground, and the fastening piece is matched with a compressing device. Utilize the cavity sleeve pipe to strengthen the atress with ground, the rigidity intensity requirement on ground is low, realizes conveniently fixing, dismantlement through movable screw rod, and can provide different atress.
Furthermore, a nut is connected to the inner portion of the upper end of the hollow steel pipe, the internal thread is a thread of the nut, and the height of the upper edge of the nut is not higher than that of the upper edge of the hollow steel pipe. The screws with different sizes can be conveniently replaced, and the cost is saved.
Further, the bottom end of the hollow steel pipe is connected with a bottom plate, and the size of the bottom plate is larger than the cross sectional area of the hollow steel pipe. The fixation between the hollow steel pipe and the ground is strengthened, and the stress strength of the hollow steel pipe is increased.
Further, cavity steel pipe circumference is provided with a plurality of barbs, the barb along with the tie point of cavity steel pipe sets up to its top slope. The stress between the hollow steel pipe and the ground is increased.
Further, the angle between the barbs and the axial direction of the hollow steel pipe is 10-80 degrees.
Further, the fastener is a compression plate.
Further, the fastener is a pipe. I.e. the device can be fixed as well as the cable.
Furthermore, the upper edge of the hollow steel pipe is flush with the ground.
The invention also provides a using method of the pre-embedded fixing device, which comprises the following steps:
s01, determining the arrangement position of the hollow steel pipe, drilling a hole on the ground, wherein the aperture of the drilled hole is larger than the outer diameter of the hollow steel pipe, and placing the hollow steel pipe into the drilled hole;
s02, enabling the upper edge of the hollow steel pipe to be flush with the ground, and pouring concrete around the hollow steel pipe;
and S03, screwing one end of the screw, which is not connected with the fastener, into the hollow steel tube, and clamping the equipment between the fastener and the ground.
Further, the fastener is a pipe, and the pipe is used for fixing the cable in a sheathing manner.
Compared with the prior art, the pre-embedded fixing device and the using method thereof have the advantages that the large stress can be ensured under the condition of low ground rigidity, the replacement of different models and sizes is facilitated, and various fixing requirements are met.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 3 is a perspective view of a third embodiment of the present invention;
fig. 4 is a schematic view of the operation of the fastening device of the present invention.
The reference numbers in the figures illustrate: 1. hollow steel pipe, 2, screw rod, 3, fastener, 3a, pressure strip, 3b, tubular product, 4, nut, 5, bottom plate, 6, barb, 7, ground, 8, equipment, 9, equipment foot.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1, which is a schematic view of an embodiment of a pre-buried fixing device of the present invention, the fixing device in this embodiment includes a hollow steel pipe 1, an internal thread is provided inside the hollow steel pipe 1, one end of a screw 2 matched with the internal thread is in threaded connection with the hollow steel pipe 1, the other end is connected with a fastening member 3, the hollow steel pipe 1 is buried in the ground and fixed to the ground by pouring, and the fastening member 3 is matched with the ground to compress equipment.
Because cavity steel pipe 1 buries ground and pours fixedly with ground on every side, consequently, the rigidity intensity requirement to former ground is low, still can guarantee the stable position of cavity steel pipe 1 in the ground, can not take place to rock, can also guarantee 2 backs in the screw in cavity steel pipe 1, the stability of 2 positions of screw, because screw 2 and 1 threaded connection of cavity steel pipe, consequently 2 atress of screw are big, it can compress tightly equipment with the ground cooperation to ensure the fastener 3 of 2 tip of screw, prevent that equipment from producing to rock and cause the damage to equipment in the course of the work. In order to ensure the stability of the connection between the screw rod 2 and the fastener 3, the screw rod 2 and the fastener 3 are connected by welding. Further, in order to guarantee that the distance between the fastening piece 3 and the ground is enough to clamp the equipment with any thickness, the upper edge of the hollow steel pipe 1 is flush with the ground, and at the moment, even if a fixing device is not used, the fixing device does not protrude out of the ground, so that the attractiveness of the ground cannot be influenced, the ground cannot be obstructed in use, and the foot cannot be stumbled. The adoption is at 2 one end connection fastener 3's of screw rod mode fixed equipment, on the one hand because the equipment foot is last not necessarily offered threaded hole, compresses tightly equipment through 3 cooperations of fastener and can be applicable to various different equipment, and on the other hand, the equipment product that fastener 3 can be fixed as required is changed to satisfy different demands. In this embodiment, the fastener 3 is the pressure strip 3a, and the pressure strip 3a can be various shapes, adopts circularly in this embodiment, adopts panel can guarantee that the contact surface with equipment is big, compresses tightly more stably to equipment. The stress of the fixing device can be changed by changing the size of the hollow steel pipe 1, the depth of the hollow steel pipe embedded into the ground, the size of the compression plate 3a and the size of the screw rod 2, so that the stress requirements of different devices can be met. In order to further ensure the fixation of the equipment, after the pressing plate 3a presses the equipment, holes can be punched on the pressing plate, and the pressing plate 3a and the equipment feet are locked through fastening bolts.
Referring to fig. 2, a schematic structural view of a second embodiment of the present invention is shown, in this embodiment, in order to conveniently change the size of the screw rod 2 and the size of the internal thread matched with the screw rod, and at the same time, to save cost, a nut 4 is connected inside the upper end of the hollow steel pipe 1, the internal thread is a thread of the nut 4, and the height of the upper edge of the nut 4 is not higher than the height of the upper edge of the hollow steel pipe 1. When the size of the screw rod 2 is changed, the screw rod 2 can be matched with the hollow steel pipe 1 by replacing the nut 4 corresponding to the screw rod. In addition, when the screw thread of the nut is damaged due to long-time use or frequent disassembly and assembly, the screw thread can be conveniently replaced, the maintenance period is short, and the cost is low. In this embodiment, the nut 4 is welded inside the upper end of the hollow steel pipe 1, and the nut 4 is completely located inside the hollow steel pipe 1, so that on one hand, the stability of the connection between the nut 4 and the hollow steel pipe 1 is ensured, and on the other hand, the appearance of the hollow steel pipe is prevented from being affected by the protrusion of the nut 4. In this embodiment, the fastener 3 is a tube 3 b. On the one hand, tubular product 3b can with ground cooperation clamping device, on the other hand, the equipment cable can pass tubular product 3b, tubular product 3b can also play the fixed cable's of cover bunch effect.
Referring to fig. 3, a schematic diagram of a third structure of an embodiment of the present invention is shown, in this embodiment, in order to prevent the surface of the hollow steel pipe 1 from being smooth, and the hollow steel pipe 1 is separated from the surrounding concrete after a long time use, and cannot function as a fixing device, a bottom plate 5 is connected to the bottom end of the hollow steel pipe 1, and the size of the bottom plate 5 is larger than the cross-sectional area of the hollow steel pipe 1. When the periphery of the hollow steel pipe 1 is poured and fixed, the bottom plate 5 is embedded into concrete, so that the connection between the hollow steel pipe 1 and the bottom plate 5 is more stable, the hollow steel pipe 1 is prevented from being separated from a concrete pouring part, and the stress of the fixing device is increased. Furthermore, for further increasing fixing device's atress, cavity steel pipe 1 circumference is provided with a plurality of barbs 6, barb 6 along with cavity steel pipe 1's tie point sets up to its top slope. After fixing device fixed equipment, because rocking of equipment, fixing device receives ascending pulling power and the power of shaking about and, through setting up barb 6, increases the resistance that hollow steel pipe 1 removed, further increases fixing device's atress. In this embodiment, the angle between the barb 6 and the axial direction of the hollow steel pipe 1 is 10-80 °.
The invention also provides a using method of the pre-embedded fixing device, which comprises the following steps:
s01, determining the arrangement position of the hollow steel pipe 1, drilling a hole on the ground, wherein the aperture of the drilled hole is larger than the outer diameter of the hollow steel pipe 1, and placing the hollow steel pipe 1 into the drilled hole; if the bottom end of the hollow steel pipe is connected with the bottom plate, the aperture of the drilled hole is larger than the size of the bottom plate, so that the bottom plate and the hollow steel pipe can be placed into the drilled hole together;
s02, enabling the upper edge of the hollow steel pipe 1 to be flush with the ground, and pouring concrete around the hollow steel pipe 1; the hollow steel pipe and the ground are poured into a whole, so that larger stress can be provided between the hollow steel pipe and the ground;
and S03, screwing one end of the screw, which is not connected with the fastener, into the hollow steel tube, and clamping the equipment between the fastener and the ground.
Through setting up cavity steel pipe 1 in addition and pouring cavity steel pipe 1 and concrete foundation as an organic whole mode for the ground that the rigidity requirement is low also can provide great atress, and the setting of activity screw rod 2 is guaranteed to change and is dismantled conveniently, simultaneously because screw rod 2 and cavity steel pipe 1 threaded connection, can guarantee that junction atress between them is big, selects corresponding screw rod 2 and fastener 3 according to the atress demand of different equipment, can satisfy various fixed requirements. Further, when the fastening member 3 in this embodiment is a tube 3b, the tube 3b not only can cooperate with the ground to clamp the fixing device, but also can pass the cable therethrough for bundling and fixing the cable.
Fig. 4 is a schematic working diagram of the fixing device of the present invention, the hollow steel tube 1 is cast with concrete and the surrounding ground 7, the equipment 8 is placed above the range of the ground 7 enclosed by the fixing device, the screw connected with the fastening member 3 is screwed into the hollow steel tube 1, so that the fastening member 3 presses the equipment foot 9, the fastening member 3 and the ground 7 cooperate to clamp the equipment 8, in order to further ensure the stability of the equipment 8, a fixing hole can be opened on the fastening member 3 after the fastening member 3 presses the equipment 8, and a fastening bolt passes through the fixing hole and the equipment foot 9 to lock the equipment foot 9 and the fastening member 3. The fixing device and the using method can overcome the problems that the existing fixing device has high requirement on ground rigidity, small stress, fixed model size, can not be changed according to actual use requirements and the like, have simple structure, convenient use and strong universality, and are suitable for equipment with different shapes and sizes.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a pre-buried formula fixing device which characterized in that, includes the cavity steel pipe, cavity steel pipe inside is provided with the internal thread, with screw rod one end that the internal thread matches with cavity steel pipe threaded connection, the other end is connected with the fastener, cavity steel pipe buries ground and pours fixedly around with ground, fastener and ground cooperation compress tightly equipment.
2. The pre-buried fixing device of claim 1, wherein a nut is connected to the inside of the upper end of the hollow steel tube, the internal thread is a thread of the nut, and the height of the upper edge of the nut is not higher than that of the upper edge of the hollow steel tube.
3. The pre-buried fixing device of claim 1, wherein a bottom plate is connected to the bottom end of the hollow steel pipe, and the size of the bottom plate is larger than the cross-sectional area of the hollow steel pipe.
4. The pre-buried fixing device of claim 1, wherein the hollow steel pipe is circumferentially provided with a plurality of barbs, and the barbs are inclined towards the top of the hollow steel pipe along the connection point with the hollow steel pipe.
5. The pre-embedded fixing device of claim 4, wherein the angle between the barbs and the axial direction of the hollow steel tube is 10-80 °.
6. The embedment fixture of claim 1, wherein the fastener is a hold-down plate.
7. The embedment fixture of claim 1, wherein the fastener is a tubular.
8. The embedment fixture of claim 1, wherein an upper edge of the hollow steel pipe is flush with the ground.
9. The method of using an embedment fixture according to any one of claims 1 to 8, comprising the steps of:
s01, determining the arrangement position of the hollow steel pipe, drilling a hole on the ground, wherein the aperture of the drilled hole is larger than the outer diameter of the hollow steel pipe, and placing the hollow steel pipe into the drilled hole;
s02, enabling the upper edge of the hollow steel pipe to be flush with the ground, and pouring concrete around the hollow steel pipe;
and S03, screwing one end of the screw, which is not connected with the fastener, into the hollow steel tube, and clamping the equipment between the fastener and the ground.
10. The method of using the pre-buried fixing device of claim 9, wherein the fastener is a tube, and the tube is used for fixing the cable in a sheathing way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056440.4A CN111188969A (en) | 2020-01-18 | 2020-01-18 | Pre-embedded fixing device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056440.4A CN111188969A (en) | 2020-01-18 | 2020-01-18 | Pre-embedded fixing device and using method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111188969A true CN111188969A (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010056440.4A Pending CN111188969A (en) | 2020-01-18 | 2020-01-18 | Pre-embedded fixing device and using method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111188969A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871614Y (en) * | 2006-03-09 | 2007-02-21 | 北京祥和锦辰科技发展有限公司 | Positioning double pipe with built-in threaded fastener |
| CN2934326Y (en) * | 2006-04-21 | 2007-08-15 | 上海颉灏机械有限公司 | Built-in annular tube for concrete switch pillow |
| CN101058966A (en) * | 2006-04-21 | 2007-10-24 | 上海颉灏机械有限公司 | Embedded sleeve for concrete switch tie and preparation method for screw shell thereof |
| WO2008116343A1 (en) * | 2007-03-23 | 2008-10-02 | Xiaosong Xiao | A positioning device for orienting a compressor on a mounting base |
| CN201206229Y (en) * | 2008-04-30 | 2009-03-11 | 方建平 | Combined casing tube for railway track concrete tie |
| CN202416576U (en) * | 2012-01-03 | 2012-09-05 | 江苏华彤新能源科技有限公司 | Pre-embedded casing |
| CN207031931U (en) * | 2017-06-28 | 2018-02-23 | 浙江贝尔通信集团有限责任公司 | Railroad track concrete crosstie composite bushing |
| CN107724417A (en) * | 2017-10-26 | 2018-02-23 | 湖北思泽新能源科技有限公司 | A kind of high-rating generator basis embedded steel tube off normal bearing calibration |
| CN107724444A (en) * | 2017-10-29 | 2018-02-23 | 荆门创佳机械科技有限公司 | A kind of improved high-rating generator basis embedded steel tube off normal bearing calibration |
| CN211502062U (en) * | 2020-01-18 | 2020-09-15 | 苏州电器科学研究院股份有限公司 | Pre-buried formula fixing device |
-
2020
- 2020-01-18 CN CN202010056440.4A patent/CN111188969A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871614Y (en) * | 2006-03-09 | 2007-02-21 | 北京祥和锦辰科技发展有限公司 | Positioning double pipe with built-in threaded fastener |
| CN2934326Y (en) * | 2006-04-21 | 2007-08-15 | 上海颉灏机械有限公司 | Built-in annular tube for concrete switch pillow |
| CN101058966A (en) * | 2006-04-21 | 2007-10-24 | 上海颉灏机械有限公司 | Embedded sleeve for concrete switch tie and preparation method for screw shell thereof |
| WO2008116343A1 (en) * | 2007-03-23 | 2008-10-02 | Xiaosong Xiao | A positioning device for orienting a compressor on a mounting base |
| CN201206229Y (en) * | 2008-04-30 | 2009-03-11 | 方建平 | Combined casing tube for railway track concrete tie |
| CN202416576U (en) * | 2012-01-03 | 2012-09-05 | 江苏华彤新能源科技有限公司 | Pre-embedded casing |
| CN207031931U (en) * | 2017-06-28 | 2018-02-23 | 浙江贝尔通信集团有限责任公司 | Railroad track concrete crosstie composite bushing |
| CN107724417A (en) * | 2017-10-26 | 2018-02-23 | 湖北思泽新能源科技有限公司 | A kind of high-rating generator basis embedded steel tube off normal bearing calibration |
| CN107724444A (en) * | 2017-10-29 | 2018-02-23 | 荆门创佳机械科技有限公司 | A kind of improved high-rating generator basis embedded steel tube off normal bearing calibration |
| CN211502062U (en) * | 2020-01-18 | 2020-09-15 | 苏州电器科学研究院股份有限公司 | Pre-buried formula fixing device |
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