CN212271657U - Rag bolt leveling structure - Google Patents
Rag bolt leveling structure Download PDFInfo
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- CN212271657U CN212271657U CN202021547713.7U CN202021547713U CN212271657U CN 212271657 U CN212271657 U CN 212271657U CN 202021547713 U CN202021547713 U CN 202021547713U CN 212271657 U CN212271657 U CN 212271657U
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Abstract
The utility model relates to the technical field of mechanical equipment installation, in particular to a foundation bolt leveling structure, which comprises a foundation bolt arranged in a concrete foundation and a backing plate supporting assembly which is used for supporting an equipment bottom plate and is installed in a thread fit way with the foundation bolt, wherein the backing plate supporting assembly is provided with a tension adjusting mechanism for adjusting the thread fit pretightening force between the backing plate supporting assembly and the foundation bolt; the backing plate supporting assembly comprises a backing plate supporting sleeve and a tensioning ring serving as a tensioning adjusting mechanism. The utility model provides an rag bolt leveling structure can realize "no load" leveling to can assist the security and the efficiency of lifting means leveling construction, and can assist the leveling installation stability of assurance equipment.
Description
Technical Field
The utility model relates to a mechanical equipment installs technical field, concretely relates to rag bolt leveling structure.
Background
When large-scale equipment and general equipment are installed, the equipment needs to be installed on an ideal plane, which is also a method specified by the current national installation regulations, so that the equipment needs to be leveled.
The existing equipment leveling methods are various, wherein a sizing block group leveling method is the most common, for example, a sizing block group leveling method is adopted in an adjusting sizing block and foundation bolt combined module disclosed in Chinese patent with publication number CN 207334109U; the device comprises an upper end foundation bolt, a radial adjusting sizing block, an upper end adjusting wedge, a middle adjusting wedge, an internal four-way connecting piece, a lower end adjusting wedge and a lower end foundation bolt. The top surface of the leveling sizing block is radially adjusted to be in contact with the bottom surface of the equipment base, the bottom surface of the leveling sizing block is radially adjusted to be in contact with the top plane of the upper-end adjusting wedge, the bottom inclined plane of the upper-end adjusting wedge is in contact with the top inclined plane of the middle-end adjusting wedge, the bottom inclined plane of the middle-end adjusting wedge is in contact with the top inclined plane of the lower-end adjusting wedge, and grouting materials are poured at the bottom of the lower-end adjusting wedge.
The adjusting sizing block and foundation bolt combined module in the existing scheme is also a foundation bolt leveling structure and comprises foundation bolts arranged in (pre-embedded in) a concrete foundation, a sizing block group paved on the concrete foundation and a base plate arranged on the sizing block group. When the existing foundation bolt leveling structure is used for installing equipment, data such as the number of groups of sizing blocks, the area of a single group of sizing blocks, the safety coefficient and load of each group of sizing blocks and the like need to be calculated firstly, and then sizing block groups and a base plate are laid to enable the base plate to reach a preset elevation; and then, placing the equipment bottom plate on the base plate, leveling the equipment by adjusting the height of the sizing block group, fixing the equipment through a fastener after the equipment is leveled, fixing the sizing blocks of the sizing block group by spot welding, and pouring grouting material in a gap between the equipment bottom plate and the concrete foundation surface for the second time.
The foundation bolt leveling structure in the existing scheme can meet the corresponding requirements of equipment leveling and installation and can also achieve the purpose of equipment leveling. However, the applicant finds in actual work and research that the existing foundation bolt leveling structure needs to calculate data such as the number of sets of the sizing blocks, the area of a single set of sizing blocks, and the safety factor and load of each set of sizing blocks, and then supports equipment through the sizing block sets and transmits pressure applied by the equipment to a concrete foundation, so that the foundation bolt leveling structure has the following problems: the leveling construction needs to be implemented on the premise of 'having load', namely equipment needs to be placed on a base plate and then the height of a sizing block group needs to be adjusted, and the 'having load' leveling mode has the problems of low efficiency, high working strength, long time and insecurity (the equipment is large in weight and size), so that the leveling and installation effects of the equipment are poor. Therefore, how to design an anchor bolt leveling structure capable of realizing 'no-load' leveling so as to assist the safety and efficiency of the leveling construction of the lifting equipment and further ensure the leveling installation stability of the equipment is a problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a rag bolt leveling structure that can realize "no load" leveling to supplementary lift equipment leveling construction's security and efficiency, and can guarantee the leveling installation stability of equipment.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a rag bolt leveling structure, including setting up the rag bolt in the concrete foundation, still including be used for the supporting equipment bottom plate and with the backing plate supporting component of rag bolt screw-thread fit installation, just have on the backing plate supporting component and adjust its and the rag bolt between the tight adjustment mechanism that rises of screw-thread fit pretightning force.
Correspondingly arranging foundation bolts with corresponding quantity according to the mounting hole positions of the equipment bottom plate in the leveling construction process; the method comprises the steps of firstly embedding foundation bolts into a concrete foundation, then installing a base plate supporting assembly on the foundation bolts, leveling the base plate supporting assembly by using the existing leveling means, fastening the installation position of the base plate supporting assembly by using a tensioning adjusting mechanism, and finally placing an equipment bottom plate on the base plate supporting assembly and locking the equipment bottom plate.
In this scheme, can make backing plate supporting component can adjust the high position on rag bolt through screw-thread fit through adjusting loose tight adjustment mechanism that rises and the rag bolt between screw-thread fit pretightning force to can make backing plate supporting component set up on rag bolt through adjusting tight adjustment mechanism and the rag bolt between screw-thread fit pretightning force and its atress effect directly transmits for rag bolt, backing plate supporting component can transmit the pressure (effort) that the equipment that bears was applyed for rag bolt, and correspond pressure by rag bolt and transmit the concrete foundation. That is to say, the backing plate supporting assembly in the scheme can be tightly fixed on the foundation bolt, so that the backing plate supporting assembly can be directly leveled when the equipment is leveled, the equipment does not need to be placed on the backing plate supporting assembly, and the 'no-load' leveling can be realized, so that the safety and the efficiency of equipment leveling construction can be assisted to be improved; in addition, a sizing block group is not required to be arranged to support the acting force applied by the equipment or the transfer equipment in the scheme, so that the using amount of the sizing block can be greatly saved, and the cost of equipment leveling can be further saved; meanwhile, the position of the base plate supporting assembly can be adjusted through the set elevation, data such as the number of groups of sizing blocks, the area of a single group of sizing blocks, safety factors and loads of all groups of sizing blocks do not need to be calculated (the corresponding base plate supporting assembly is selected according to the type of the foundation bolt), and therefore the leveling efficiency of the equipment can be improved. Therefore, the foundation bolt leveling structure in the scheme can realize 'no-load' leveling so as to assist the safety and efficiency of leveling construction of lifting equipment; in addition, the foundation bolt leveling structure in the scheme does not need to be provided with a sizing block group for leveling and does not need to calculate related data of the sizing block group, so that the equipment leveling efficiency can be improved in an auxiliary mode, and the leveling cost can be saved.
Preferably, the backing plate supporting assembly comprises a backing plate supporting sleeve and a tensioning ring serving as a tensioning adjusting mechanism; the tensioning ring is sleeved on the foundation bolt in a threaded fit manner and can adjust the pre-tightening force of the threaded fit between the tensioning ring and the foundation bolt; the backing plate supporting sleeve is sleeved on the tensioning ring and is in interference fit with the peripheral side of the tensioning ring, and the upper end face of the backing plate supporting sleeve is used as a height-adjustable mounting and supporting working face for placing an equipment bottom plate.
In the leveling construction process, correspond installation backing plate supporting component on each rag bolt that sets up, then keep tight adjustment mechanism and rag bolt between screw-thread fit pretightning force for adjusting the loose state, carry out leveling and elevation adjustment to each backing plate supporting component, make the up end of backing plate supporting sleeve all reach the elevation of setting, recycle support piece support backing plate supporting sleeve, and adjust tight adjustment mechanism and rag bolt between screw-thread fit pretightning force, realize backing plate supporting component and rag bolt fastening fit, make backing plate supporting component's atress effect directly transmit for rag bolt, correspond the equipment bottom plate and place on the up end of backing plate supporting sleeve at last, through the fastener that sets up with equipment bottom plate fastening installation on the backing plate supporting sleeve.
In the scheme, the pressure is transmitted to the backing plate supporting sleeve by the equipment bottom plate, the pressure is transmitted to the foundation bolt by the backing plate supporting sleeve through the tensioning ring, and the pressure applied by the equipment is transmitted to the concrete foundation by the foundation bolt. That is to say, backing plate supporting component in this scheme can the fastening install on rag bolt for directly during the leveling construction leveling backing plate supporting component can, and need not place equipment on backing plate supporting component, can realize "no load" leveling promptly, and then can assist the security and the efficiency of lifting means leveling construction.
Preferably, the peripheral side wall of the tension ring is a cylindrical friction surface extending parallel to the central axis of the foundation bolt; the inner side wall of the base plate supporting sleeve is a cylindrical friction surface which can be tightly attached to the peripheral side wall of the tensioning ring.
In the leveling construction process, the base plate supporting sleeve and the tensioning ring are in tensioning interference fit through the cylindrical friction surface, so that the fit stability between the base plate supporting sleeve and the tensioning ring can be ensured, on one hand, the equipment can be stably installed, on the other hand, the 'no-load' leveling can be realized in an auxiliary mode, and the safety and the efficiency of equipment leveling construction can be improved in an auxiliary mode; in addition, the cushion plate supporting sleeve and the tensioning ring with the cylindrical friction surface structure are convenient to process and low in cost, and the equipment leveling cost is saved.
Preferably, the upper end surface of the cushion plate supporting sleeve is higher than or equal to the upper end surface of the tension ring.
In the leveling construction process, the base plate supporting sleeve is used for supporting the equipment bottom plate, and the tensioning ring is used for transmitting the pressure applied by equipment borne by the base plate supporting sleeve to the foundation bolt. In the scheme, the upper end face of the base plate supporting sleeve is higher than or equal to the upper end face of the tensioning ring, so that better supporting equipment of the base plate supporting sleeve is facilitated, and meanwhile, the tensioning ring is also facilitated to better transmit acting force borne by the base plate supporting sleeve, so that no-load leveling can be better assisted, and the safety and efficiency of leveling construction of the equipment can be assisted.
Preferably, the upper end surface of the base plate supporting sleeve is higher than the upper end surface of the tensioning ring, a damping ring sleeved on the foundation bolt is arranged at the upper end of the tensioning ring, and the damping ring is beneficial to damping of the equipment and directly transmits vibration to the foundation bolt; the inner diameter of the damping ring corresponds to the outer diameter of the foundation bolt, the outer diameter of the damping ring corresponds to the outer diameter of the upper end face of the tensioning ring, and the thickness of the damping ring corresponds to the difference between the base plate supporting sleeve and the upper end face of the tensioning ring.
In the leveling construction process, the upper surface of the damping ring is flush with the upper end surface of the base plate supporting sleeve, and vibration can be directly transmitted to the foundation bolt, so that the damping of the equipment can be realized when the equipment works, the work of the auxiliary equipment can be better, and the leveling and mounting effects of the lifting equipment can be assisted; and the damping ring is arranged between the backing plate supporting sleeve and the tensioning ring (embedded in concrete after secondary grouting), so that the damping ring is more stably arranged and is less prone to falling off, and the leveling and mounting stability of the equipment can be better ensured.
Preferably, when the thread fastening friction force between the tensioning adjusting mechanism and the foundation bolt reaches 30% of the early warning force set by the foundation bolt, the backing plate supporting assembly is in fastening fit with the foundation bolt, and therefore stress transmission between the backing plate supporting assembly and the foundation bolt can be achieved.
In the leveling construction process, the applicant finds that when the thread fastening friction force between the tensioning adjusting mechanism and the foundation bolt reaches 30% of the early warning force set by the foundation bolt, the tensioning ring can achieve pre-tightening of the design requirement, so that the tensioning adjusting mechanism and the foundation bolt can be well fastened and matched, the 'no-load' leveling can be better assisted, and the safety and the efficiency of equipment leveling construction can be further assisted.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a front sectional view of a device base plate in accordance with the first embodiment;
FIG. 2 is a front sectional view of an anchor bolt leveling structure according to a first embodiment;
FIG. 3 is a front cross-sectional view illustrating tightening of the tension ring according to one embodiment;
FIG. 4 is a front sectional view of another anchor bolt leveling structure according to the second embodiment.
Reference numerals in the drawings of the specification include: the device comprises a concrete foundation 1, foundation bolts 2, a base plate supporting sleeve 3, a tensioning ring 4, a device bottom plate 5, a fastening piece 6, a supporting piece 7 and a damping ring 8.
Detailed Description
The following is further detailed by the specific embodiments:
the first embodiment is as follows:
the applicant researches an equipment leveling (leveling) method, a source and calculation of a sizing block area formula, safety factor use and other problems in the existing specification GB50231-2009 general Specification for construction and acceptance of mechanical equipment installation engineering, analyzes the stress state of the sizing block from the basic stress state of equipment installation, gives a derivation process and a use range of the calculation method of the sizing block area, and distributes research results to 45 pages to 48 pages in 2 nd 4 th month of 2020 metallurgy equipment.
On the basis of the research, the applicant further provides a rag bolt leveling structure.
As shown in fig. 1: a leveling structure of a foundation bolt 2 comprises a foundation bolt 2 arranged in a concrete foundation 1 and further comprises a base plate supporting assembly used for supporting an equipment base plate 5 and installed in a threaded fit mode with the foundation bolt 2, and a tensioning adjusting mechanism used for adjusting the threaded fit pretightening force between the base plate supporting assembly and the foundation bolt 2 is arranged on the base plate supporting assembly.
In the leveling construction process, correspondingly arranging a corresponding number of foundation bolts 2 according to the mounting hole positions of the equipment bottom plate 5; the method comprises the steps of firstly embedding foundation bolts 2 into a concrete foundation 1, then installing backing plate supporting assemblies on the foundation bolts 2, leveling the backing plate supporting assemblies by using the existing leveling means, fastening the installation positions of the backing plate supporting assemblies by using tensioning adjusting mechanisms, and finally placing equipment bottom plates 5 on the backing plate supporting assemblies and locking the equipment bottom plates 5.
In this embodiment, can make backing plate supporting component can adjust the high position on rag bolt 2 through screw-thread fit through adjusting loose tight adjustment mechanism and the screw-thread fit pretightning force between the rag bolt 2 that rises to can make backing plate supporting component fasten on rag bolt 2 through screw-thread fit pretightning force between tight adjustment mechanism and the rag bolt 2 that rises, and its atress effect directly transmits for rag bolt 2, backing plate supporting component can transmit the pressure (effort) that the equipment that bears was applyed for rag bolt 2, and correspond pressure by rag bolt 2 and transmit concrete foundation 1. That is to say, the backing plate supporting assembly in the embodiment can be fastened and installed on the foundation bolt 2, so that the backing plate supporting assembly can be leveled directly when the equipment is leveled, and the equipment can be leveled without being placed on the backing plate supporting assembly, so that the 'no-load' leveling can be realized, and the safety and the efficiency of equipment leveling construction can be improved in an auxiliary manner; in addition, in the embodiment, a sizing block group is not required to be arranged to support the acting force applied by the equipment or transfer the acting force applied by the equipment, so that the using amount of the sizing block can be greatly saved, and the leveling cost of the equipment can be further saved; meanwhile, in the embodiment, the position of the base plate supporting assembly can be adjusted through the set elevation, and data such as the number of groups of the sizing blocks, the area of a single group of sizing blocks, safety factors and loads of all groups of sizing blocks do not need to be calculated (the corresponding base plate supporting assembly is selected according to the type of the foundation bolt 2), so that the leveling efficiency of the equipment can be improved. Therefore, the foundation bolt 2 leveling structure in the embodiment can realize 'no-load' leveling so as to assist the safety and efficiency of leveling construction of the lifting equipment; in addition, the foundation bolt 2 leveling structure in the embodiment does not need to be provided with a sizing block group for leveling and does not need to calculate related data of the sizing block group, so that the equipment leveling efficiency can be improved in an auxiliary mode, and the leveling cost can be saved.
In the specific implementation process, as shown in fig. 2 and 3: the backing plate supporting assembly comprises a backing plate supporting sleeve 3 and a tensioning ring 4 serving as a tensioning adjusting mechanism; the tensioning ring 4 is sleeved on the foundation bolt 2 in a threaded fit manner, and the pre-tightening force of the threaded fit between the tensioning ring and the foundation bolt 2 can be adjusted; the backing plate supporting sleeve 3 is sleeved on the tensioning ring 4 and is in interference fit with the peripheral side of the tensioning ring 4, and the upper end face of the backing plate supporting sleeve 3 is used as a height-adjustable mounting and supporting working face for placing the equipment bottom plate 5.
In the leveling construction process, a base plate supporting assembly is correspondingly installed on each arranged foundation bolt 2, then the thread fit pretightening force between a tension adjusting mechanism and the foundation bolt 2 is kept in a loosening state, leveling and elevation adjustment are carried out on each base plate supporting assembly, the upper end face of the base plate supporting sleeve 3 is enabled to reach the set elevation, then a supporting piece 7 is used for supporting the base plate supporting sleeve 3, the thread fit pretightening force between the tension adjusting mechanism and the foundation bolt 2 is tightened, the base plate supporting assembly is tightly matched with the foundation bolt 2, the stress of the base plate supporting assembly is directly transmitted to the foundation bolt 2, finally the equipment bottom plate 5 is correspondingly placed on the upper end face of the base plate supporting sleeve 3, and the equipment bottom plate 5 is tightly installed on the base plate supporting sleeve 3 through a set fastening piece 6.
In this embodiment, the bottom plate 5 of the apparatus transmits the pressure to the backing plate support sleeve 3, the backing plate support sleeve 3 transmits the pressure to the anchor bolt 2 through the tension ring 4, and the anchor bolt 2 transmits the pressure applied by the apparatus to the concrete foundation 1. That is to say, the backing plate supporting component in this embodiment can be fastened and installed on foundation bolt 2 for directly leveling the backing plate supporting component during leveling construction, and need not place equipment on the backing plate supporting component, can realize "no load" leveling, and then can assist the security and the efficiency of lifting means leveling construction.
In the specific implementation process, the peripheral side wall of the tension ring 4 is a cylindrical friction surface extending parallel to the central axis of the foundation bolt 2; the inner side wall of the base plate supporting sleeve 3 is a cylindrical friction surface which can be tightly attached to the peripheral side wall of the tensioning ring 4.
In the leveling construction process, the cushion plate supporting sleeve 3 and the tensioning ring 4 are in tensioning interference fit through the cylindrical friction surface, so that the fit stability between the cushion plate supporting sleeve 3 and the tensioning ring 4 can be ensured, on one hand, the equipment can be stably installed, on the other hand, the 'no-load' leveling can be realized in an auxiliary mode, and the safety and the efficiency of equipment leveling construction can be improved in an auxiliary mode; in addition, the cushion plate supporting sleeve 3 and the tensioning ring 4 with the cylindrical friction surface structure are convenient to process and low in cost, and the equipment leveling cost is saved.
In the specific implementation process, the upper end surface of the backing plate supporting sleeve 3 is higher than or equal to the upper end surface of the tension ring 4.
In the leveling construction process, the base plate supporting sleeve 3 is used for supporting the equipment bottom plate 5, and the tensioning ring 4 is used for transmitting the pressure applied by equipment and borne by the base plate supporting sleeve 3 to the foundation bolt 2. In this embodiment, the upper end surface of the backing plate supporting sleeve 3 is higher than or equal to the upper end surface of the tension ring 4, which is beneficial to better supporting equipment of the backing plate supporting sleeve 3, and is also beneficial to better transferring the acting force borne by the backing plate supporting sleeve 3 by the tension ring 4, so that the leveling without load can be better realized, and the safety and efficiency of the leveling construction of the equipment can be further improved in an auxiliary manner.
In the specific implementation process, when the thread fastening friction force between the tensioning adjusting mechanism and the foundation bolt 2 reaches 30% of the early warning force set by the foundation bolt 2, the backing plate supporting assembly is in fastening fit with the foundation bolt 2, and therefore stress transmission between the backing plate supporting assembly and the foundation bolt 2 can be achieved.
In the leveling construction process, the applicant finds that when the thread fastening friction force between the tensioning adjusting mechanism and the foundation bolt 2 reaches 30% of the early warning force set by the foundation bolt 2, the tensioning ring 4 can achieve pre-tightening of the design requirement, so that the tensioning adjusting mechanism and the foundation bolt 2 can be well fastened and matched, the 'no-load' leveling can be better assisted, and the safety and the efficiency of equipment leveling construction can be assisted.
Example two:
compared with the first embodiment, the present embodiment is different only in that the present embodiment further includes a damping ring 8.
As shown in fig. 4: in the embodiment, the upper end surface of the base plate supporting sleeve 3 is higher than the upper end surface of the tensioning ring 4, the upper end of the tensioning ring 4 is provided with a damping ring 8 sleeved on the foundation bolt 2, and the damping ring 8 is helpful for damping the vibration of the equipment and directly transmitting the vibration to the foundation bolt 2; the inner diameter of the damping ring 8 corresponds to the outer diameter of the foundation bolt 2, the outer diameter of the damping ring 8 corresponds to the outer diameter of the upper end face of the tensioning ring 4, and the thickness of the damping ring 8 corresponds to the difference between the backing plate supporting sleeve 3 and the upper end face of the tensioning ring 4.
In the leveling construction process, the upper surface of the damping ring 8 is flush with the upper end surface of the base plate supporting sleeve 3, and vibration can be directly transmitted to the foundation bolt 2, so that the damping of the equipment can be realized when the equipment works, the work of the auxiliary equipment can be better, and the leveling and mounting effects of the equipment can be assisted to be improved; and the damping ring 8 is arranged between the backing plate supporting sleeve 3 and the tensioning ring 4 (embedded in concrete after secondary grouting), so that the damping ring 8 is more stably arranged and is less prone to falling off, and the leveling and mounting stability of the equipment can be better ensured.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. The utility model provides a rag bolt leveling structure, is including setting up the rag bolt in the concrete foundation, its characterized in that: the device also comprises a base plate supporting assembly which is used for supporting the bottom plate of the device and is in threaded fit with the foundation bolt, and the base plate supporting assembly is provided with a tension adjusting mechanism for adjusting the threaded fit pretightening force between the base plate supporting assembly and the foundation bolt.
2. The foundation bolt leveling structure of claim 1, wherein: the backing plate supporting assembly comprises a backing plate supporting sleeve and a tensioning ring serving as a tensioning adjusting mechanism; the tensioning ring is sleeved on the foundation bolt in a threaded fit manner and can adjust the pre-tightening force of the threaded fit between the tensioning ring and the foundation bolt; the backing plate supporting sleeve is sleeved on the tensioning ring and is in interference fit with the peripheral side of the tensioning ring, and the upper end face of the backing plate supporting sleeve is used as a height-adjustable mounting and supporting working face for placing an equipment bottom plate.
3. The foundation bolt leveling structure of claim 2, wherein: the peripheral side wall of the tensioning ring is a cylindrical friction surface extending parallel to the central axis of the foundation bolt; the inner side wall of the base plate supporting sleeve is a cylindrical friction surface which can be tightly attached to the peripheral side wall of the tensioning ring.
4. The foundation bolt leveling structure of claim 2, wherein: the upper end surface of the backing plate supporting sleeve is higher than or equal to the upper end surface of the tensioning ring.
5. The foundation bolt leveling structure of claim 2, wherein: the upper end surface of the base plate supporting sleeve is higher than the upper end surface of the tensioning ring, the upper end of the tensioning ring is provided with a damping ring sleeved on the foundation bolt, and the damping ring is beneficial to damping of equipment and directly transmits vibration to the foundation bolt; the inner diameter of the damping ring corresponds to the outer diameter of the foundation bolt, the outer diameter of the damping ring corresponds to the outer diameter of the upper end face of the tensioning ring, and the thickness of the damping ring corresponds to the difference between the base plate supporting sleeve and the upper end face of the tensioning ring.
6. The foundation bolt leveling structure of claim 1, wherein: when the thread fastening friction force between the tensioning adjusting mechanism and the foundation bolt reaches 30% of the early warning force set by the foundation bolt, the base plate supporting assembly is tightly matched with the foundation bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021547713.7U CN212271657U (en) | 2020-07-30 | 2020-07-30 | Rag bolt leveling structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021547713.7U CN212271657U (en) | 2020-07-30 | 2020-07-30 | Rag bolt leveling structure |
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| CN212271657U true CN212271657U (en) | 2021-01-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734152A (en) * | 2020-07-30 | 2020-10-02 | 重庆安腾机械成套设备有限公司 | Foundation bolt leveling structure and construction method thereof |
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2020
- 2020-07-30 CN CN202021547713.7U patent/CN212271657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734152A (en) * | 2020-07-30 | 2020-10-02 | 重庆安腾机械成套设备有限公司 | Foundation bolt leveling structure and construction method thereof |
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