CN217543421U - Depend on lifting frame of tunnel roof - Google Patents
Depend on lifting frame of tunnel roof Download PDFInfo
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- CN217543421U CN217543421U CN202220620416.3U CN202220620416U CN217543421U CN 217543421 U CN217543421 U CN 217543421U CN 202220620416 U CN202220620416 U CN 202220620416U CN 217543421 U CN217543421 U CN 217543421U
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- 239000002184 metal Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000000523 sample Substances 0.000 abstract description 35
- 238000005259 measurement Methods 0.000 abstract description 19
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides an depend on lifting frame of tunnel roof, include: the lifting rod is arranged on one side of the lifting rod; the first lifting rope is arranged on the top plate, and one end, far away from the top plate, of the first lifting rope is connected with the first lifting ring; the second lifting ring is arranged on one side, far away from the first lifting ring, of the lifting rod; the second lifting rope, the second lifting rope setting is on the roof, and the one end that the roof was kept away from to the second lifting rope links to each other with second rings, compared with the prior art, the utility model the advantage that has is: when the lifting rod is operated by an operator, the first lifting ring and the second lifting ring can be used as fulcrums, and the lever principle is utilized to support the probe rod, so that the operator can be far away from a pipeline, the safety of ground stress measurement is improved, the labor intensity of the operator is effectively reduced, the labor cost of ground stress measurement is reduced, and the ground stress measurement efficiency is improved.
Description
Technical Field
The utility model relates to a ground stress measures technical field, especially relates to a depend on lifting frame of tunnel roof.
Background
In the process of mining underground mineral resources, the detection of the ground stress is particularly important for the safe mining of the mineral resources, and in a plurality of ground stress measurement methods, the hydrofracturing method is one of the methods specified by the international rock mechanics testing technical professional committee for measuring the in-situ stress, and has the advantages of simple operation, convenient calculation, measurement accuracy meeting the engineering requirements and the like, so the hydrofracturing method is widely used.
In the process of measuring the ground stress by the hydrofracturing method, an operator is required to hold a probe rod to send a measuring system containing a packer into a tunnel top plate drill hole, and the measurement is started after a certain depth is reached, under the ordinary condition, in order to avoid the influence of tunnel excavation on surrounding rock coal and rock mass, the detection depth can reach more than 5 times of tunnel radius, so that the surrounding rock measured by the measuring system is ensured to be a relatively intact part.
The deep detection depth and the large superposition weight of the probe rod, the measuring system and the subsequent continuously injected fluid cause the great labor intensity of operators, the difficult operation, the low efficiency of the ground stress measurement and the high labor cost; meanwhile, high pressure is formed inside the pipeline in the testing process, and the pipeline is inevitably closed by an operator when the probe rod is operated, so that the safety of ground stress measurement is low.
Disclosure of Invention
The present invention aims at solving at least one of the technical problems in the related art to a certain extent.
Therefore, the utility model aims to provide an depend on the lifting frame of tunnel roof.
In order to achieve the above object, the utility model provides an depend on lifting frame of tunnel roof, include: the lifting rod is arranged on one side of the lifting rod; the first lifting rope is arranged on the top plate, and one end, far away from the top plate, of the first lifting rope is connected with the first lifting ring; the second lifting ring is arranged on one side, far away from the first lifting ring, of the lifting rod; the second lifting rope is arranged on the top plate, and one end, far away from the top plate, of the second lifting rope is connected with the second lifting ring; the clamping device comprises a first clamping piece, a second clamping piece and a driving piece, the first clamping piece is arranged on the lifting rod, the second clamping piece is arranged on the lifting rod, a clamping opening is formed between the first clamping piece and the second clamping piece, the driving piece is arranged on the lifting rod, and the driving piece is in transmission connection with the first clamping piece and/or the second clamping piece.
The lifting frame further comprises: the third lifting ring is arranged at the position, close to the first lifting ring, of the lifting rod, and the third lifting ring and the first lifting ring are located on the same side of the lifting rod; the third lifting rope is arranged on the top plate, and one end, far away from the top plate, of the third lifting rope is connected with the third lifting ring; the fourth lifting ring is arranged at the position, close to the second lifting ring, of the lifting rod, and the fourth lifting ring and the second lifting ring are located on the same side of the lifting rod; and the fourth lifting rope is arranged on the top plate, and one end, far away from the top plate, of the fourth lifting rope is connected with the fourth lifting ring.
The first lifting ring and the second lifting ring are symmetrically distributed, the third lifting ring and the fourth lifting ring are symmetrically distributed, and the symmetry axis of the first lifting ring and the second lifting ring, the symmetry axis of the third lifting ring and the fourth lifting ring and the central axis of the lifting rod are overlapped.
The lifting frame further comprises: the fifth lifting rope is arranged on the top plate, one end of the first lifting rope, which is far away from the first hanging ring, is connected with one end of the fifth lifting rope, which is far away from the top plate, and one end of the second lifting rope, which is far away from the second hanging ring, is connected with one end of the fifth lifting rope, which is far away from the top plate; the sixth lifting rope is arranged on the top plate, one end, far away from the third lifting ring, of the third lifting rope is connected with one end, far away from the top plate, of the sixth lifting rope, and one end, far away from the fourth lifting ring, of the fourth lifting rope is connected with one end, far away from the top plate, of the sixth lifting rope.
The top plate is provided with a metal net, and the fifth lifting rope and the sixth lifting rope are connected with the metal net respectively.
And a first hanging buckle is arranged at one end, far away from the lifting rod, of the fifth lifting rope, a second hanging buckle is arranged at one end, far away from the lifting rod, of the sixth lifting rope, and the first hanging buckle and the second hanging buckle are connected with the metal net.
The lifting rod is provided with an anti-skid press hand, and the first lifting ring, the second lifting ring, the third lifting ring and the fourth lifting ring are all located between the anti-skid press hand and the clamping device.
The first clamping piece is arranged on the lifting rod in a sliding mode, the second clamping piece is fixedly arranged on the lifting rod, the driving piece is arranged on the lifting rod in a rotating mode, and the driving piece is in threaded transmission connection with the first clamping piece.
After the technical scheme is adopted, compared with the prior art, the utility model the advantage that has is:
the lifting rod is supported on the roadway top plate through the first lifting ring, the first lifting rope, the second lifting ring and the second lifting rope and is connected with the probe rod through the clamping device, so that when an operator operates the lifting rod, the operator can use the first lifting ring and the second lifting ring as fulcrums and support the probe rod by utilizing a lever principle, and therefore the operator can be far away from a pipeline, the safety of ground stress measurement is improved, the labor intensity of the operator is effectively reduced, the labor cost of ground stress measurement is reduced, and the ground stress measurement efficiency is improved;
the lifting rod is supported on the top plate of the roadway, so that the arrangement of the lifting rod is not influenced by uneven ground, the lifting rod is easy to install and has higher flexibility;
overall structure is simple, easily dismouting and transportation, has guaranteed the measurement of ground stress efficiency when realizing supporting the probe rod.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a lifting frame attached to a top plate of a roadway according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a lifting frame attached to a top plate of a roadway according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a clamping device attached to a lifting frame of a roadway roof according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a first pulley and a second pulley attached to a lifting frame of a tunnel top plate according to an embodiment of the present invention;
as shown in the figure: 1. lifting rod, 2, clamping device, 3, first clamping part, 4, second clamping part, 5, driving part, 6, clamping opening, 7, arc surface, 8, skid-proof layer, 9, skid-proof pressure hand, 10, first lifting ring, 11, first lifting rope, 12, second lifting ring, 13, second lifting rope, 14, third lifting ring, 15, third lifting rope, 16, fourth lifting ring, 17, fourth lifting rope, 18, fifth lifting rope, 19, sixth lifting rope.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
As shown in fig. 1, fig. 2, and fig. 3, an embodiment of the present invention provides a lifting frame attached to a roadway roof, including a lifting rod 1, a first lifting ring 10, a first lifting rope 11, a second lifting ring 12, a second lifting rope 13, and a clamping device 2, where the first lifting ring 10 is disposed on one side of the lifting rod 1, the first lifting rope 11 is disposed on the roof, one end of the first lifting rope 11, which is away from the roof, is connected to the first lifting ring 10, the second lifting ring 12 is disposed on one side of the lifting rod 1, which is away from the first lifting ring 10, the second lifting rope 13 is disposed on the roof, one end of the second lifting rope 13, which is away from the roof, is connected to the second lifting ring 12, the clamping device 2 includes a first clamping piece 3, a second clamping piece 4, and a driving piece 5, the first clamping piece 3 is disposed on the lifting rod 1, the second clamping piece 4 is disposed on the lifting rod 1, a clamping opening 6 is formed between the first clamping piece 3 and the second clamping piece 4, the driving piece 5 is disposed on the lifting rod 1, and the driving piece 5 is connected to the first clamping piece 3 and/or the second clamping piece.
It can be understood that the lifting rod 1 is supported on the top plate of the roadway through the first lifting ring 10, the first lifting rope 11, the second lifting ring 12 and the second lifting rope 13, and is connected with the probe rod through the clamping device 2, so that when an operator operates the lifting rod 1, the operator can support the probe rod by using the positions of the first lifting ring 10 and the second lifting ring 12 as fulcrums and utilizing a lever principle, and therefore, the operator can be far away from the pipeline, the safety of ground stress measurement is improved, the labor intensity of the operator is effectively reduced, the labor cost of ground stress measurement is reduced, and the ground stress measurement efficiency is improved;
the lifting rod 1 is supported on the top plate of the roadway, so that the arrangement of the lifting rod 1 is not influenced by uneven ground, the mounting is easy, and the flexibility is higher;
overall structure is simple, easily dismouting and transportation, has guaranteed the measurement of ground stress efficiency when realizing supporting the probe rod.
As shown in fig. 1 and 2, in some embodiments, the lifting frame further includes a third hanging ring 14, a third hanging rope 15, a fourth hanging ring 16 and a fourth hanging rope 17, the third hanging ring 14 is disposed on the lifting rod 1 near the first hanging ring 10, the third hanging ring 14 and the first hanging ring 10 are located on the same side of the lifting rod 1, the third hanging rope 15 is disposed on the top plate, an end of the third hanging rope 15 away from the top plate is connected to the third hanging ring 14, the fourth hanging ring 16 is disposed on the lifting rod 1 near the second hanging ring 12, the fourth hanging ring 16 and the second hanging ring 12 are located on the same side of the lifting rod 1, the fourth hanging rope 17 is disposed on the top plate, and an end of the fourth hanging rope 17 away from the top plate is connected to the fourth hanging ring 16.
It can be understood that the third lifting ring 14, the third lifting rope 15, the fourth lifting ring 16 and the fourth lifting rope 17 are arranged and matched with the first lifting ring 10, the first lifting rope 11, the second lifting ring 12 and the second lifting rope 13, so that double support is provided for the lifting rod 1, the lifting rod 1 is prevented from falling off, stable arrangement of the lifting rod 1 on a roadway roof is ensured, and meanwhile, the first lifting ring 10, the second lifting ring 12, the third lifting ring 14 and the fourth lifting ring 16 jointly form a fulcrum of the lifting rod 1 and support of the lifting rod 1 on a probe rod is ensured because the third lifting ring 14 is close to the first lifting ring 10 and the fourth lifting ring 16 is close to the second lifting ring 12.
As shown in fig. 1 and 2, in some embodiments, the first hanging ring 10 and the second hanging ring 12 are symmetrically distributed, the third hanging ring 14 and the fourth hanging ring 16 are symmetrically distributed, and a symmetry axis of the first hanging ring 10 and the second hanging ring 12, a symmetry axis of the third hanging ring 14 and the fourth hanging ring 16, and a central axis of the lifting rod 1 coincide.
It can be understood that, the arrangement mode enables the rotation central axis of the lifting rod 1 to be perpendicular to the central axis of the lifting rod 1, so that the force applied to the lifting rod 1 by an operator is facilitated, and the stable support of the probe rod is ensured.
As shown in FIG. 1, in some embodiments, the first, second, third, and fourth lift cords 11, 13, 15, 17 may be disposed on the top panel, respectively. It can be understood that the arrangement mode enables the arrangement of the lifting rod 1 on the top plate of the roadway to be more flexible, and the stable support of the lifting rod 1 on the probe rod is ensured.
In some embodiments, as shown in fig. 2, the lifting frame further comprises a fifth lifting rope 18 and a sixth lifting rope 19, the fifth lifting rope 18 is disposed on the top plate, the end of the first lifting rope 11 away from the first hanging ring 10 is connected with the end of the fifth lifting rope 18 away from the top plate, the end of the second lifting rope 13 away from the second hanging ring 12 is connected with the end of the fifth lifting rope 18 away from the top plate, the sixth lifting rope 19 is disposed on the top plate, the end of the third lifting rope 15 away from the third hanging ring 14 is connected with the end of the sixth lifting rope 19 away from the top plate, and the end of the fourth lifting rope 17 away from the fourth hanging ring 16 is connected with the end of the sixth lifting rope 19 away from the top plate.
It can be understood that the fifth lifting rope 18, the first lifting rope 11 and the second lifting rope 13 are distributed in a Y shape, and the sixth lifting rope 19, the third lifting rope 15 and the fourth lifting rope 17 are distributed in a Y shape, so that the operation of the lifting rod 1 in the arrangement on the top plate of the roadway is simplified, the assembly and disassembly efficiency of the lifting rod 1 is effectively improved, the efficient measurement of the ground stress is ensured, and the support cost of the lifting rod 1 is reduced.
In some embodiments, a metal mesh is disposed on the top plate, and the fifth lifting rope 18 and the sixth lifting rope 19 are connected to the metal mesh, respectively.
It can be understood that, through the arrangement of the metal mesh, not only the protection of the top plate is realized, but also the fifth lifting rope 18 and the sixth lifting rope 19 are conveniently and stably arranged on the top plate of the roadway.
In some embodiments, a first hanging buckle is arranged at one end of the fifth lifting rope 18 far away from the lifting rod 1, a second hanging buckle is arranged at one end of the sixth lifting rope 19 far away from the lifting rod 1, and the first hanging buckle and the second hanging buckle are connected with the metal mesh.
It can be understood that the first hanging buckle and the second hanging buckle are connected with the metal net, so that the fifth lifting rope 18 and the sixth lifting rope 19 can be conveniently disassembled and assembled on the top plate of the roadway, and the efficient measurement of the ground stress is ensured.
In some embodiments, the first lifting rope 11 and the first hanging ring 10, the second lifting rope 13 and the second hanging ring 12, the third lifting rope 15 and the third hanging ring 14, and the fourth lifting rope 17 and the fourth hanging ring 16 can be connected by welding, fastening, and the like.
In some embodiments, the metal mesh may be a steel wire mesh, and the first, second, third, and fourth lifting ropes 11, 13, 15, and 17 may each be a steel wire rope.
As shown in fig. 1 and 2, in some embodiments, the lifting rod 1 is provided with an anti-skid pressing hand 9, and the first hanging ring 10, the second hanging ring 12, the third hanging ring 14 and the fourth hanging ring 16 are located between the anti-skid pressing hand 9 and the clamping device 2.
It can be understood that the anti-skid pressure hand 9 is arranged, so that the lifting rod 1 can be conveniently operated by an operator, and the stable support of the probe rod is ensured.
Note that the anti-slip presser 9 is made of an anti-slip material such as: rubber, silicone, and the like.
In some embodiments, the anti-slip pressing hand 9 may be a rubber sleeve, and the rubber sleeve is fixedly sleeved on the lifting rod 1.
It should be noted that the driving member 5 may be in transmission connection with the first clamping member 3, may also be in transmission connection with the second clamping member 4, and may also be in transmission connection with the first clamping member 3 and the second clamping member 4 at the same time, and the specific arrangement manner of the first clamping member 3, the second clamping member 4 and the driving member 5 on the lifting rod 1 is set according to the transmission relationship therebetween.
As shown in fig. 3, in some embodiments, the first clamping member 3 is slidably disposed on the lifting rod 1, the second clamping member 4 is fixedly disposed on the lifting rod 1, the driving member 5 is rotatably disposed on the lifting rod 1, and the driving member 5 is in threaded transmission connection with the first clamping member 3.
It can be understood that the driving piece 5 rotates to drive the first clamping piece 3 to move on the lifting rod 1 relative to the second clamping piece 4 so as to adjust the size of the clamping opening 6, so that the lifting rod 1 is connected with and separated from the probe rod, the operation is simple and convenient, the high-efficiency measurement of the ground stress is guaranteed, and meanwhile, the lifting rod 1 is adaptive to probe rods with different diameters by adjusting the size of the clamping opening 6, so that the whole universality is stronger.
It should be noted that the lifting rod 1 includes a main body portion and a portion where the clamping device 2 is disposed, and the main body portion and the portion where the clamping device 2 is disposed should be movably connected, for example: hinged to accommodate the change in angle between the lifting rod 1 and the probe rod.
As shown in fig. 3, in some embodiments, the driving member 5 is a sleeve, the lifting rod 1 is provided with a notch, the sleeve is located in the notch, the first clamping member 3 includes a first portion and a second portion, the first portion and the second portion are fixedly connected, and are distributed in an L shape, a clamping opening 6 is formed between the first portion and the second clamping member 4, the lifting rod 1 is provided with a sliding groove penetrating through the notch, the second portion is slidably inserted into the sliding groove and penetrates through the sleeve, the second portion is provided with an external thread, an internal thread is provided on an inner wall of the sleeve, and the external thread is engaged with the internal thread.
It can be understood that the sleeve rotates to drive the second part to move on the lifting rod 1, the first part and the second part move synchronously, so that the clamping opening 6 is adjusted, and the sleeve is exposed outside the lifting rod 1 due to the opening, so that an operator can rotate the sleeve conveniently.
In some embodiments, as shown in fig. 3, the outer wall of the sleeve may have a staggered pattern or grooves to facilitate the rotation of the sleeve by the operator.
As shown in fig. 3, in some embodiments, the opposite surfaces of the first portion and the second clamping member 4 are both provided with arc-shaped surfaces 7, so as to prevent the probe from being pulled out after being clamped in the clamping opening 6, and ensure stable clamping of the probe by the first clamping member 3 and the second clamping member 4.
As shown in fig. 3, in some embodiments, the anti-slip layer 8 is disposed on the opposite surfaces of the first portion and the second clamping member 4 to increase the friction force between the probe and the first portion and the second clamping member 4, so as to ensure the stable clamping of the probe by the first clamping member 3 and the second clamping member 4, wherein the protective layer may be made of a material with a high friction coefficient, such as rubber, silicone, or the like.
In some embodiments, the anti-slip layer 8 may be provided with castellations to further increase the friction between the probe and the first and second parts 4.
In some embodiments, the length direction of the lifting rod 1 is perpendicular to the length direction of the probe, and the length direction of the lifting rod 1 is parallel to the length direction of the roadway.
When the probe rod is sent into a tunnel roof drilling hole, two groups of lifting frames can be used, and the two groups of platforms comprise a first lifting frame and a second lifting frame, wherein the first lifting frame and the second lifting frame are both the lifting frames, and the specific operation method comprises the following steps:
s1: respectively arranging a first lifting frame and a second lifting frame on two sides of the probe rod;
s2: clamping the probe rod by the clamping device 2 of the first lifting frame;
s3: pressing the lifting rod 1 of the first lifting frame to enable the probe rod to move upwards;
s4: clamping the probe rod by the clamping device 2 of the second lifting frame;
s5: releasing the clamping device 2 of the first lifting frame and keeping away from the probe rod;
s6: pressing the lifting rod 1 of the second lifting frame to enable the probe rod to continue to move upwards;
s7: clamping the probe rod by the clamping device 2 of the first lifting frame;
s8: releasing the clamping device 2 of the second lifting frame and keeping away from the probe rod;
s9: repeating S3 to S8.
It will be appreciated that the probe rod is fed alternately by the first and second lifting frames to feed the measurement system containing the packer into the roadway roof borehole.
It should be noted that when the lifting rod 1 is supported on the roadway roof through the fifth lifting rope 18 and the sixth lifting rope 19, S3 and S6 may also adopt other methods to move the probe rod upward, for example: the lifting rod 1 is maintained at a height away from one end of the clamping device 2, and then the fifth lifting rope 18 and the sixth lifting rope 19 are pulled upwards, so that the probe rod moves upwards.
As shown in fig. 4, a first pulley is arranged on the top plate of the roadway, a movable second pulley is arranged, the fifth lifting rope 18 and the sixth lifting rope 19 are respectively arranged on the top plate of the roadway after sequentially passing around the first pulley and the second pulley, and upward traction of the fifth lifting rope 18 and the sixth lifting rope 19 can be realized by pulling the second pulley downwards.
It should be noted that, in the description of the present invention, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps in the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a depend on lifting frame of tunnel roof which characterized in that includes:
the lifting rod is used for lifting the rod,
the first lifting ring is arranged on one side of the lifting rod;
the first lifting rope is arranged on the top plate, and one end, far away from the top plate, of the first lifting rope is connected with the first lifting ring;
the second lifting ring is arranged on one side, far away from the first lifting ring, of the lifting rod;
the second lifting rope is arranged on the top plate, and one end, far away from the top plate, of the second lifting rope is connected with the second lifting ring;
the clamping device comprises a first clamping piece, a second clamping piece and a driving piece, the first clamping piece is arranged on the lifting rod, the second clamping piece is arranged on the lifting rod, a clamping opening is formed between the first clamping piece and the second clamping piece, the driving piece is arranged on the lifting rod, and the driving piece is in transmission connection with the first clamping piece and/or the second clamping piece.
2. The lifting frame depending from the roadway roof as recited in claim 1, wherein the lifting frame further comprises:
the third lifting ring is arranged at the position, close to the first lifting ring, of the lifting rod, and the third lifting ring and the first lifting ring are located on the same side of the lifting rod;
the third lifting rope is arranged on the top plate, and one end, far away from the top plate, of the third lifting rope is connected with the third lifting ring;
the fourth lifting ring is arranged at the position, close to the second lifting ring, of the lifting rod, and the fourth lifting ring and the second lifting ring are located on the same side of the lifting rod;
and the fourth lifting rope is arranged on the top plate, and one end, far away from the top plate, of the fourth lifting rope is connected with the fourth lifting ring.
3. The lifting frame attached to the roadway roof as claimed in claim 2, wherein the first lifting ring and the second lifting ring are symmetrically distributed, the third lifting ring and the fourth lifting ring are symmetrically distributed, and the symmetry axis of the first lifting ring and the second lifting ring, the symmetry axis of the third lifting ring and the fourth lifting ring and the central axis of the lifting rod are coincident.
4. The lifting frame depending from the roadway roof as recited in claim 2, further comprising:
the fifth lifting rope is arranged on the top plate, one end of the first lifting rope, which is far away from the first hanging ring, is connected with one end of the fifth lifting rope, which is far away from the top plate, and one end of the second lifting rope, which is far away from the second hanging ring, is connected with one end of the fifth lifting rope, which is far away from the top plate;
the sixth lifting rope is arranged on the top plate, one end, far away from the third lifting ring, of the third lifting rope is connected with one end, far away from the top plate, of the sixth lifting rope, and one end, far away from the fourth lifting ring, of the fourth lifting rope is connected with one end, far away from the top plate, of the sixth lifting rope.
5. The lifting frame depending on the roadway roof as recited in claim 4, wherein a metal net is disposed on the roof, and the fifth lifting rope and the sixth lifting rope are respectively connected to the metal net.
6. The lifting frame attached to the top plate of the roadway according to claim 5, wherein a first hanging buckle is arranged at one end of the fifth lifting rope far away from the lifting rod, a second hanging buckle is arranged at one end of the sixth lifting rope far away from the lifting rod, and the first hanging buckle and the second hanging buckle are connected with the metal net.
7. The lifting frame depending on the roadway roof as claimed in claim 2, wherein the lifting rod is provided with an anti-skid press hand, and the first hanging ring, the second hanging ring, the third hanging ring and the fourth hanging ring are all located between the anti-skid press hand and the clamping device.
8. The support according to any one of claims 1 to 7, wherein the first clamping member is slidably disposed on the support rod, the second clamping member is fixedly disposed on the support rod, the driving member is rotatably disposed on the support rod, and the driving member is in threaded connection with the first clamping member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220620416.3U CN217543421U (en) | 2022-03-21 | 2022-03-21 | Depend on lifting frame of tunnel roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220620416.3U CN217543421U (en) | 2022-03-21 | 2022-03-21 | Depend on lifting frame of tunnel roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217543421U true CN217543421U (en) | 2022-10-04 |
Family
ID=83427763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220620416.3U Active CN217543421U (en) | 2022-03-21 | 2022-03-21 | Depend on lifting frame of tunnel roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217543421U (en) |
-
2022
- 2022-03-21 CN CN202220620416.3U patent/CN217543421U/en active Active
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