CN219711545U - Auxiliary stand supporting device - Google Patents
Auxiliary stand supporting device Download PDFInfo
- Publication number
- CN219711545U CN219711545U CN202320539509.8U CN202320539509U CN219711545U CN 219711545 U CN219711545 U CN 219711545U CN 202320539509 U CN202320539509 U CN 202320539509U CN 219711545 U CN219711545 U CN 219711545U
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- mounting
- adjusting
- auxiliary stand
- lantern ring
- mounting bracket
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- 230000000670 limiting effect Effects 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 13
- 239000011435 rock Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
Abstract
The utility model discloses an auxiliary vertical support device, which comprises a support structure and an adjusting structure, wherein the support structure comprises a support part and a mounting part, the support part extends up and down, the mounting part is mounted at the upper end of the support part, a mounting groove is concavely formed in the upper side of the mounting part, and the mounting groove penetrates through the mounting part along the left and right directions; the adjusting structure comprises an adjusting wheel, the adjusting wheel is rotatably arranged in the mounting groove along the front-back extending axis and can move up and down, and the adjusting wheel is used for adjusting the mounting angle of the vault. The utility model aims to provide an auxiliary supporting device capable of improving the construction efficiency of operators.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to an auxiliary vertical frame supporting device.
Background
The down-closure tunnel passes through the extremely high ground stress section, surrounding rock has complex geology and poor self bearing capacity, and the sedimentation rate is far greater than a convergence value during construction, so that a supporting system is damaged, I-steel is deformed in a twisting way, the surrounding rock is deformed greatly, and the surrounding rock supporting system is damaged. In engineering practice, the large deformation of the weak surrounding rock is not listed in the design specification until now, and through continuous practical research, the supporting scheme of the traditional single-layer arch frame is changed, and the supporting mode of the double-layer arch frame is adopted, but the engineering amount is increased due to the increase of the number of the arch frames during double-arch frame supporting, so that the construction efficiency is reduced.
Disclosure of Invention
The utility model mainly aims to provide an auxiliary vertical frame supporting device, and aims to provide an auxiliary supporting device capable of improving the construction efficiency of operators.
In order to achieve the above object, the present utility model provides an auxiliary stand supporting device, comprising:
the support structure comprises a support part and a mounting part, wherein the support part extends up and down, the mounting part is mounted at the upper end of the support part, a mounting groove is concavely formed in the upper side of the mounting part, and the mounting groove penetrates through the mounting part along the left-right direction; the method comprises the steps of,
the adjusting structure comprises an adjusting wheel, the adjusting wheel is rotatably arranged in the mounting groove along the front-back extending axis and can move up and down, and the adjusting wheel is used for adjusting the mounting angle of the vault.
Optionally, the adjusting structure further comprises:
the mounting bracket is movably arranged in the mounting groove along the up-down direction and can be fixed at any position on the movable travel of the mounting bracket; the method comprises the steps of,
the rotating shaft extends along the front and back directions, and is rotatably mounted on the mounting bracket, and the adjusting wheel is correspondingly sleeved on the rotating shaft.
Optionally, the auxiliary stand supporting structure further includes a limiting structure, the limiting structure includes a plurality of limiting portions, the plurality of limiting portions encircle the circumference side of the rotating shaft and can be movably arranged along the radial direction of the rotating shaft, and each limiting portion has a first state of propping against the rotating shaft on the movable stroke thereof so as to limit the rotating shaft to rotate, and a second state of spacing the rotating shaft so as to cancel the limitation.
Optionally, the limiting structure further includes:
the lantern ring extends forwards and backwards and is arranged in a hollow mode, the lantern ring is sleeved on the outer side of the rotating shaft, one end of the lantern ring is connected with the mounting bracket, a plurality of grooves are formed in the other end of the lantern ring, the grooves are arranged around the lantern ring to divide the other end of the lantern ring into a plurality of plate sections, and the limiting parts are correspondingly formed in the plate sections; the method comprises the steps of,
the adjusting ring is sleeved on the outer side of the lantern ring and can move in the front-back direction;
when the adjusting ring moves from one end of the lantern ring to the other end, the limiting part moves from the second state to the first state.
Optionally, the collar is gradually widened from one end of the collar, which is close to the mounting bracket, to the other end of the collar.
Optionally, the inner side of the adjusting ring is provided with internal threads in a surrounding manner, the outer side of the lantern ring is provided with external threads in a surrounding manner, and the adjusting ring is correspondingly in threaded connection with the lantern ring.
Optionally, each of the limiting parts is provided with a ceramic plate at a side close to the rotating shaft.
Optionally, the auxiliary stand supporting device further comprises a driving rod, wherein the driving rod extends along the front-back direction and is rotatably installed on the installation bracket, and gear teeth are circumferentially arranged on the driving rod around the circumference of the driving rod;
the adjustment is provided with the gear teeth circumferentially around its circumferential side so that the drive rod engages with the adjustment ring.
Optionally, the adjusting structure further comprises a driving push rod, and an output end of the driving push rod extends up and down and is connected with the mounting bracket.
Optionally, the width of the mounting groove in the front-rear direction is L1, and the width of the adjusting wheel is L2;
wherein ,
according to the technical scheme, the dome is clamped in the mounting groove of the mounting part by the mounting part, and the dome is lifted to a certain height by the supporting part, so that the dome is jacked up; when the installation angle of the arch is required to be adjusted, the adjusting wheel can be driven upwards to move so that the periphery of the adjusting wheel contacts with the inner side of the arch and jack up the arch upwards, the arch is not contacted with the groove wall of the installation groove, the adjusting wheel is rotated again so as to adjust the installation angle of the arch, thereby facilitating the corresponding connection installation between the two ends of the subsequent arch and the arches on the two sides of the arch, and after the installation angle of the arch is adjusted, the adjusting wheel can be driven to move downwards so that the adjusting wheel is separated from the inner side of the arch, and the arch is clamped into the installation groove for limiting, so that the problems of high difficulty in adjusting the arch, high labor intensity and reduced construction efficiency of operators during the installation of the arch are overcome.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of an auxiliary stand support structure according to the present utility model;
FIG. 2 is a schematic cross-sectional view of the mounting bracket of FIG. 1;
FIG. 3 is a schematic view of the mounting bracket of FIG. 1;
fig. 4 is a schematic structural view of the mounting part in fig. 1.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the name |
| 100 | Auxiliary stand supporting device | 4 | Limiting structure |
| 1 | Supporting structure | 41 | Limiting part |
| 11 | Support part | 42 | Collar ring |
| 12 | Mounting part | 5 | Plate section |
| 2 | Mounting groove | 43 | Adjusting ring |
| 3 | Adjusting structure | 6 | Ceramic plate |
| 31 | Adjusting wheel | 7 | Driving rod |
| 32 | Mounting bracket | 8 | Gear teeth |
| 33 | Rotating shaft | 34 | Driving push rod |
| 111 | First rod piece | 113 | The second rod piece |
| 112 | Nut | 13 | Slotting |
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The down-closure tunnel passes through the extremely high ground stress section, surrounding rock has complex geology and poor self bearing capacity, and the sedimentation rate is far greater than a convergence value during construction, so that a supporting system is damaged, I-steel is deformed in a twisting way, the surrounding rock is deformed greatly, and the surrounding rock supporting system is damaged. In engineering practice, the large deformation of the weak surrounding rock is not listed in the design specification until now, and through continuous practical research, the supporting scheme of the traditional single-layer arch frame is changed, and the supporting mode of the double-layer arch frame is adopted, but the engineering amount is increased due to the increase of the number of the arch frames during double-arch frame supporting, so that the construction efficiency is reduced.
In view of this, the present utility model provides an auxiliary stand supporting structure, and fig. 1 to 4 are an embodiment of the present utility model.
Referring to fig. 1, the auxiliary stand supporting device 100 includes a supporting structure 1 and an adjusting structure 3, the supporting structure 1 includes a supporting portion 11 and a mounting portion 12, the supporting portion 11 extends vertically, the mounting portion 12 is mounted at an upper end of the supporting portion 11, a mounting groove 2 is concavely formed on an upper side of the mounting portion, and the mounting groove 2 penetrates through the mounting portion 12 in a left-right direction; the adjusting structure 3 comprises an adjusting wheel 31, the adjusting wheel 31 is rotatably arranged in the mounting groove 2 along a front-back extending axis and can move up and down, and the adjusting wheel 31 is used for adjusting the mounting angle of the vault.
In the technical scheme of the utility model, the mounting part 12 is arranged, the vault is clamped in the mounting groove 2 of the mounting part 12, and the vault is lifted to a certain height through the supporting part 11, so that the vault is jacked up; when the inner side of the arch is clamped into the mounting groove 2 in an initial state, the adjusting wheel 31 is not in contact with the inner side of the arch, when the mounting angle of the arch needs to be adjusted, the adjusting wheel 31 can be driven upwards to move so that the periphery of the adjusting wheel 31 contacts the inner side of the arch and jack the arch upwards so that the arch does not contact the groove wall of the mounting groove 2, the adjusting wheel 31 is rotated again so as to adjust the mounting angle of the arch, thereby facilitating the corresponding connection and mounting between the two ends of the subsequent arch and the arches on the two sides of the arch, and after the mounting angle of the arch is adjusted, the adjusting wheel 31 can be driven to move downwards so that the adjusting wheel 31 is separated from the inner side of the arch, and the arch is clamped into the mounting groove 2 for limiting, so that the problems that an operator can adjust the arch with great difficulty and labor intensity and the construction efficiency is reduced when the arch is mounted are overcome.
Further, referring to fig. 1 to 3, the adjusting structure 3 further includes a mounting bracket 32 and a rotating shaft 33, wherein the mounting bracket 32 is movably disposed in the mounting groove 2 along the up-down direction and can be fixed at any position on the moving stroke thereof; the rotating shaft 33 extends in the front-rear direction, is rotatably mounted on the mounting bracket 32, and the adjusting wheel 31 is correspondingly sleeved on the rotating shaft 33. Namely, in an embodiment of the present utility model, the adjusting wheel 31 is driven to move up and down by the up and down movement of the mounting bracket 32, so that the adjusting wheel 31 contacts with and separates from the dome, and the rotating shaft 33 can be driven by the driving device, so that the rotation of the adjusting wheel 31 can be freely controlled; the driving type of the driving device is not limited, and the driving device can be directly connected with a driving motor or indirectly driven through a transmission structure.
Further, in order to improve the stability of the adjusting wheel 31 after adjusting the installation angle of the dome, in an embodiment of the present utility model, the auxiliary bracket support structure 1 further includes a limiting structure 4, the limiting structure 4 includes a plurality of limiting portions 41, the plurality of limiting portions 41 encircle the circumference of the rotating shaft 33 and are movably disposed along the radial direction of the rotating shaft 33, and each of the limiting portions 41 has a first state of abutting against the rotating shaft 33 on the movable stroke thereof to limit the rotation of the rotating shaft 33, and a second state of spacing the rotating shaft 33 to cancel the limitation. Namely, by arranging a plurality of limiting parts 41 around the rotating shaft 33, the rotating shaft 33 can rotate freely, and after the adjusting wheel 31 adjusts the installation angle of the arch, the limiting parts 41 can be moved to abut against the rotating shaft 33, so that the rotating shaft 33 is limited to rotate, and the problem that the installation deviation between the arch and the arch is caused because the rotating shaft 33 is still changed after the installation angle of the arch is adjusted is avoided.
Further, the limiting structure 4 further includes a collar 42 and an adjusting ring 43, where the collar 42 extends in a front-rear direction and is hollow, the collar 42 is sleeved on the outer side of the rotating shaft 33, one end of the collar is connected with the mounting bracket 32, the other end of the collar 42 is provided with a plurality of slots 13, the plurality of slots 13 are arranged around the collar 42 to divide the other end of the collar 42 into a plurality of plate segments 5, and each plate segment 5 correspondingly forms the limiting portion 41; the adjusting ring 43 is sleeved on the outer side of the lantern ring 42 and can move in the front-back direction; when the adjusting ring 43 moves from one end to the other end of the collar 42, the limiting portion 41 moves from the second state to the first state. When the adjusting ring 43 moves from one end of the collar 42 to the other end, that is, the position of the collar 42 corresponds to the positions of the plurality of plate segments 5, the plurality of plate segments 5 can be close to each other during the movement of the adjusting ring 43 due to the arrangement of the slot 13, so that the plurality of plate segments 5 are abutted against the periphery of the rotating shaft 33, thereby achieving the effect of limiting the rotation of the rotating shaft 33.
In order to make the effect of abutting the rotating shaft 33 stronger when the adjusting ring 43 moves from one end of the collar 42 to the other end, in one embodiment of the present utility model, the collar 42 is gradually widened from one end to the other end of the collar 42 near the mounting bracket 32. That is, since the inner diameter of the adjusting ring 43 is not changed, when the adjusting ring 43 moves along the collar 42 that is gradually expanded, the thickness of the collar 42 is thicker at the position corresponding to the plate section 5, so that the adjusting ring 43, the plate section 5 and the rotating shaft 33 are relatively fixed firmly.
Further, in order to ensure that the adjusting ring 43 does not move relatively to the collar 42 when moving on the collar 42, so as to disable the limiting effect on the rotating shaft 33, in an embodiment of the present utility model, an inner thread is circumferentially disposed on an inner side of the adjusting ring 43, an outer thread is circumferentially disposed on an outer side of the collar 42, and the adjusting ring 43 is correspondingly screwed with the collar 42. By providing a threaded connection between the collar 42 and the adjustment ring 43, stability of the relative adjustment between the collar 42 and the adjustment ring 43 is improved.
Further, in order to increase the friction between the plate section 5 and the rotating shaft 33 to increase the force for restricting the rotation of the rotating shaft 33, specifically, in an embodiment of the present utility model, each of the stopper portions 41 is mounted with the ceramic plate 6 on the side close to the rotating shaft 33. Wherein the ceramic plate 6 has high strength and high friction, thereby having a durable effect.
Since the adjusting ring 43 is located on the outer side of the collar 42 and is disposed between the adjusting wheel 31 and a side wall of the mounting bracket 32, and it is not easy to install a driving device therein to drive the adjusting wheel 31 to move, in an embodiment of the present utility model, the auxiliary stand supporting device 100 further includes a driving rod 7, the driving rod 7 extends in a front-rear direction and is rotatably mounted on the mounting bracket 32, and the driving rod 7 is circumferentially provided with gear teeth 8 around a circumferential side thereof; the adjusting ring 43 is provided with the gear teeth 8 around its circumferential side so that the drive rod 7 engages with the adjusting ring 43. Namely, the driving rod 7 and the adjusting wheel 31 are arranged at intervals left and right, so that a mounting space is reserved for mounting a driving device, the driving device can drive the driving rod 7 to rotate, the driving device is not limited, and can be directly connected with a motor or connected through a transmission structure, specifically, in one embodiment of the utility model, the driving rod 7 is directly connected with the motor, the motor is not shown in the figure, when the driving rod 7 rotates, the driving rod 7 can drive the adjusting ring 43 to rotate through the cooperation between the gear teeth 8 and the gear teeth 8, and the adjusting ring 43 can move in the front-back direction due to the threaded engagement with the collar 42, but the length of the gear teeth 8 arranged on the driving rod 7 in the front-back direction is larger than that of the gear teeth 8 arranged on the adjusting ring 43, so that the movement of the adjusting ring 43 on the collar 42 is not influenced.
Referring to fig. 4, the adjusting structure 3 further includes a driving push rod 34, and an output end of the driving push rod 34 extends up and down and is connected to the mounting bracket 32. The mounting bracket 32 is driven up and down by being provided with the driving push rod 34 so that the regulating wheel 31 abuts against the inside of the dome or is separated from the dome.
Referring to fig. 1 to 3, the mounting groove 2 has a groove width L1 in the front-rear direction, and the regulating wheel 31 has a width L2; wherein,by setting the width of the adjustment wheel 31 to L2, a>Thereby increasing the contact area between the regulating wheel 31 and the dome when abutting the dome, and thus increasing the stability between the regulating wheel 31 and the dome.
In addition, it should be noted that the supporting portion 11 includes a first rod 111, a second rod 113, and a nut 112, where the nut 112 is rotatably mounted at an upper end of the second rod 113 along an up-down extending axis, the second rod 113 is hollow, threads are disposed on an outer periphery of the first rod 111 and engaged with the nut 112, and the first rod 111 is further in rotation-locking fit with the second rod 113, so that the first rod 111 can move up and down by rotating the nut 112, and further adjust an overall length of the supporting portion 11, so as to adapt to dome installations with different heights in different scenes.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather utilizing equivalent structural changes made in the present utility model description and drawings or directly/indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (10)
1. An auxiliary stand support device, comprising:
the support structure comprises a support part and a mounting part, wherein the support part extends up and down, the mounting part is mounted at the upper end of the support part, a mounting groove is concavely formed in the upper side of the mounting part, and the mounting groove penetrates through the mounting part along the left-right direction; the method comprises the steps of,
the adjusting structure comprises an adjusting wheel, the adjusting wheel is rotatably arranged in the mounting groove along the front-back extending axis and can move up and down, and the adjusting wheel is used for adjusting the mounting angle of the vault.
2. The auxiliary stand support device of claim 1 wherein the adjustment structure further comprises:
the mounting bracket is movably arranged in the mounting groove along the up-down direction and can be fixed at any position on the movable travel of the mounting bracket; the method comprises the steps of,
the rotating shaft extends along the front and back directions, and is rotatably mounted on the mounting bracket, and the adjusting wheel is correspondingly sleeved on the rotating shaft.
3. The auxiliary stand supporting apparatus as set forth in claim 2, further comprising a limit structure including a plurality of limit portions surrounding a circumference of the rotation shaft and movably disposed in a radial direction of the rotation shaft, each of the limit portions having a first state of abutting against the rotation shaft on a movable stroke thereof to limit rotation of the rotation shaft and a second state of spacing the rotation shaft to cancel the limitation.
4. The auxiliary stand support device of claim 3 wherein the limit structure further comprises:
the lantern ring extends forwards and backwards and is arranged in a hollow mode, the lantern ring is sleeved on the outer side of the rotating shaft, one end of the lantern ring is connected with the mounting bracket, a plurality of grooves are formed in the other end of the lantern ring, the grooves are arranged around the lantern ring to divide the other end of the lantern ring into a plurality of plate sections, and the limiting parts are correspondingly formed in the plate sections; the method comprises the steps of,
the adjusting ring is sleeved on the outer side of the lantern ring and can move in the front-back direction;
when the adjusting ring moves from one end of the lantern ring to the other end, the limiting part moves from the second state to the first state.
5. The auxiliary stand support of claim 4 wherein the collar is tapered along its end adjacent the mounting bracket to the other end.
6. The auxiliary stand support device of claim 4 wherein the inner side of the adjustment ring is circumferentially provided with internal threads and the outer side of the collar is circumferentially provided with external threads, the adjustment ring corresponding to the collar threaded.
7. The auxiliary stand supporting apparatus as claimed in claim 4, wherein each of the stopper portions is provided with a ceramic plate at a side close to the rotation shaft.
8. The auxiliary stand supporting apparatus of claim 6, further comprising a driving lever extending in a front-rear direction and rotatably mounted on the mounting bracket, the driving lever being provided with gear teeth around a circumferential side thereof;
the adjustment is provided with the gear teeth circumferentially around its circumferential side so that the drive rod engages with the adjustment ring.
9. The auxiliary stand support apparatus of claim 2 wherein the adjustment structure further comprises a drive ram having an output end extending vertically and coupled to the mounting bracket.
10. The auxiliary stand supporting apparatus as claimed in claim 1, wherein the mounting groove has a groove width L1 in the front-rear direction and the regulating wheel has a width L2;
wherein ,
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320539509.8U CN219711545U (en) | 2023-03-17 | 2023-03-17 | Auxiliary stand supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320539509.8U CN219711545U (en) | 2023-03-17 | 2023-03-17 | Auxiliary stand supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711545U true CN219711545U (en) | 2023-09-19 |
Family
ID=88002927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320539509.8U Active CN219711545U (en) | 2023-03-17 | 2023-03-17 | Auxiliary stand supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711545U (en) |
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2023
- 2023-03-17 CN CN202320539509.8U patent/CN219711545U/en active Active
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