CN220118811U - Pipeline pre-buried device for water conservancy and hydropower construction - Google Patents
Pipeline pre-buried device for water conservancy and hydropower construction Download PDFInfo
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- CN220118811U CN220118811U CN202321673214.6U CN202321673214U CN220118811U CN 220118811 U CN220118811 U CN 220118811U CN 202321673214 U CN202321673214 U CN 202321673214U CN 220118811 U CN220118811 U CN 220118811U
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 41
- 210000000078 claw Anatomy 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 9
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract description 16
- 238000000429 assembly Methods 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 8
- 238000009435 building construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A pipeline pre-burying device for water conservancy and hydropower construction relates to the technical field of pipeline installation. The utility model solves the problems that the prior right-angle pipeline pre-burying device adopts a single-function clamp structure, can only fix pipelines with the same specification and size, can not fix pipelines with different diameters, has poor universality and high equipment cost. The first bottom plate and the second bottom plate are vertically welded to form a right-angle plate-shaped structure, the upper surface of the first bottom plate is uniformly provided with two first pipeline clamping assemblies, the upper surface of the second bottom plate is uniformly provided with two second pipeline clamping assemblies along the length direction, the second pipeline clamping assembly is identical to the first pipeline clamping assembly in structure, the first pipeline clamping assembly comprises a left clamping unit, a right clamping unit and a bidirectional screw nut mechanism, and the left clamping unit and the right clamping unit are respectively installed on two screws in the bidirectional screw nut mechanism. The utility model is used for pre-burying and fixing right-angle pipelines with different diameters.
Description
Technical Field
The utility model relates to the technical field of pipeline installation, in particular to a pipeline pre-burying device for water conservancy and hydropower construction.
Background
The pipeline is pre-buried in advance in building construction. The pipeline at the corner is connected with the pipeline through a right-angle pipeline, and the embedding of the right-angle pipeline is more difficult than that of a straight pipe, so that the connection precision between the two sections is ensured. Chinese utility model patent publication No. CN215928619U, publication No. 2022.03.01 discloses a hydraulic engineering construction pipe fixing and holding device. The pipeline fixing and clamping device can fix the right-angle pipeline through the first clamping ring and the second clamping ring. Because the first clamping ring and the second clamping ring are integrally of a clamping structure, the clamping structure is single in size and can only fix pipelines of the same specification and size. However, in the water conservancy and hydropower construction process, pipeline specification sizes adopted in different construction scenes are different, the right-angle pipelines with different diameters are required to be fixed by adopting a clamp structure matched with the right-angle pipelines, so that a plurality of clamp structures with different specification sizes are required to be prepared, the right-angle pipelines with different diameters are fixed, and the problems of poor universality and high equipment cost exist.
To sum up, the prior right-angle pipeline pre-burying device adopts a clamp structure with single function, can only fix pipelines with the same specification and size, and cannot fix pipelines with different diameters, so that the device has the problems of poor universality and high equipment cost.
Disclosure of Invention
The utility model aims to solve the problems that the conventional right-angle pipeline pre-burying device adopts a single-function clamp structure, can only fix pipelines with the same specification and size, cannot fix pipelines with different diameters, has poor universality and high equipment cost, and further provides the pipeline pre-burying device for water conservancy and hydropower construction.
The technical scheme of the utility model is as follows:
a pipeline pre-burying device for water conservancy and hydropower construction comprises a first bottom plate 1, a second bottom plate 2, two first pipeline clamping assemblies 3 and two second pipeline clamping assemblies 4, wherein the first bottom plate 1 and the second bottom plate 2 are vertically welded to form a right-angle platy structure, the upper surface of the first bottom plate 1 is uniformly provided with the two first pipeline clamping assemblies 3 along the length direction, the upper surface of the second bottom plate 2 is evenly provided with two second pipeline clamping assemblies 4 along the length direction of the second bottom plate, the second pipeline clamping assemblies 4 are identical to the first pipeline clamping assemblies 3 in structure, the first pipeline clamping assemblies 3 comprise a left clamping unit, a right clamping unit 32 and a bidirectional screw rod screw mechanism, and the left clamping unit and the right clamping unit 32 are respectively arranged on two screws in the bidirectional screw rod screw mechanism.
Further, the bidirectional screw nut mechanism includes a bidirectional screw nut 331, a first screw nut, a second screw nut, a front bearing seat 334, a middle bearing seat 335, a rear bearing seat 336 and a guide rod 337, the bidirectional screw nut 331 is horizontally arranged above the first base plate 1 along the width direction of the first base plate 1, a front end optical axis portion, a middle optical axis portion and a rear end optical axis portion of the bidirectional screw nut 331 are respectively mounted in inner holes of the front bearing seat 334, the middle bearing seat 335 and the rear bearing seat 336 through three bearings, both sides of the lower ends of the front bearing seat 334, the middle bearing seat 335 and the rear bearing seat 336 are respectively fixedly connected with the upper surface of the first base plate 1 through a plurality of bolts, two sections of screws of the bidirectional screw nut 331 are oppositely rotated, the first screw nut and the second screw nut are respectively spirally mounted on both sections of screws of the bidirectional screw nut 331, the guide rod 337 is arranged in parallel under the bidirectional screw nut 331, the middle of the guide rod 337 is inserted in a first horizontal round hole formed in the lower portion of the middle bearing seat 335, and both ends of the guide rod 337 are respectively connected with the front bearing seat 334 and the rear bearing seat 336 through round flanges and bolts.
Further, the bidirectional screw rod screw mechanism further comprises a hand wheel 338 and a hand wheel supporting seat 339, the hand wheel supporting seat 339 is arranged on one side of the bidirectional screw rod 331, a second horizontal round hole is formed in the upper portion of the hand wheel supporting seat 339, and a mandrel of the hand wheel 338 is rotatably inserted into the second horizontal round hole of the hand wheel supporting seat 339 and extends to the other side of the second horizontal round hole to be connected with one end of the bidirectional screw rod 331 through a coupler.
Further, it still includes hand wheel locking screw 330, and vertical screw hole has been seted up at hand wheel supporting seat 339 upper surface middle part, vertical screw hole link up perpendicularly with the second horizontal round hole on the hand wheel supporting seat 339, and hand wheel locking screw 330 spiral is installed at vertical screw hole and offsets with the axis surface of hand wheel 338, has the annular recess on the axis outer cylinder of hand wheel 338, annular recess corresponds with hand wheel locking screw 330 tip.
Further, the left and right clamping units 32 are identical in structure and are arranged in axial symmetry.
Further, the left clamping unit comprises a clamping claw 311, a rectangular vertical rod 312, a rectangular sleeve 313 and a vertical rod locking bolt, a first assembly hole matched with a first screw nut and/or a second screw nut and a second assembly hole matched with a guide rod 337 are sequentially machined at the lower part of the rectangular sleeve 313 from top to bottom, the first assembly hole of the rectangular sleeve 313 is sleeved on the first screw nut and/or the second screw nut, the rectangular sleeve 313 is welded with the first screw nut and/or the second screw nut or is connected with a bolt, the second assembly hole of the rectangular sleeve 313 is sleeved on the guide rod 337, the second assembly hole is in clearance fit with the guide rod 337, a first boss extending vertically upwards is arranged at the side part of the upper end of the rectangular sleeve 313, a horizontal threaded hole is formed in the first boss, the rectangular vertical rod 312 is slidably inserted in an inner hole at the upper end of the rectangular sleeve 313, a bar-shaped through hole is formed in the rectangular vertical rod 312 along the length direction of the rectangular sleeve 312, one end of the locking bolt sequentially penetrates through the bar-shaped through hole of the rectangular vertical rod 312 and the horizontal threaded hole of the first boss and is in threaded connection with a nut at the other side of the vertical rod 312, and the inner side of the vertical rod 312 is in threaded connection with the nut at the other side of the vertical rod is provided with the upper end of the vertical rod 312.
Further, the clamping jaw 311 comprises an upper inclined rod 3111, a lower inclined rod 3112 and a longitudinal straight rod 3113, the longitudinal straight rod 3113 is vertically fixed on the inner end face of the upper end of the rectangular vertical rod 312, the upper end of the longitudinal straight rod 3113 is obliquely arranged with the upper inclined rod 3111 inwards, the lower end of the longitudinal straight rod 3113 is obliquely arranged with the lower inclined rod 3112 inwards, the upper inclined rod 3111 and the lower inclined rod 3112 are axially symmetrically arranged, and an included angle between the upper inclined rod 3111 and the longitudinal straight rod 3113 and an included angle between the lower inclined rod 3112 and the longitudinal straight rod 3113 are 120-150 degrees.
Further, it still includes two first wall body mounting panels 5, and two first wall body mounting panels 5 symmetry set up in the left and right sides of first bottom plate 1, first wall body mounting panel 5 lower surface and first bottom plate 1 lower surface parallel and level, first wall body mounting panel 5 and first bottom plate 1 welded connection, a plurality of first screw holes have evenly been seted up along its length direction to first wall body mounting panel 5 upper surface.
Further, it still includes two second wall body mounting panels 6, and two second wall body mounting panels 6 symmetry set up in the left and right sides of second bottom plate 2, second wall body mounting panel 6 lower surface and second bottom plate 2 lower surface parallel and level, second wall body mounting panel 6 and second bottom plate 2 welded connection, a plurality of second screw holes have evenly been seted up along its length direction to second wall body mounting panel 6 upper surface.
Compared with the prior art, the utility model has the following effects:
1. the pipeline pre-burying device for water conservancy and hydropower construction can be used for pre-burying and fixing right-angle pipelines with different diameters. Compared with the prior art, the pipeline clamping part is designed into a novel double-side clamping claw form from the original clamp form, and the two-side clamping claws are driven by the bidirectional screw rod screw mechanism to realize opposite movement or opposite movement, so that the clamping or loosening of right-angle pipelines with different diameters can be adapted.
2. The height of the clamping jaw 311 of the utility model can be adjusted in the vertical direction, and when the diameter of the clamped right-angle pipeline is large, the position of the clamping jaw 311 needs to be adjusted in order to avoid interference between the pipeline and the workpiece. According to the utility model, the matching mode of the inserted rod and the slot between the rectangular upright rod 312 and the rectangular sleeve 313 is adopted, and the rectangular upright rod 312 is provided with the strip-shaped through hole, so that the clamping device can be well adapted to various diameter sizes of the clamped pipeline.
3. According to the utility model, the hand wheel locking screw 330 is arranged between the hand wheel 338 and the hand wheel supporting seat 339, and after the distance between the left clamping unit and the right clamping unit 32 is completely adjusted, the hand wheel 338 is locked on the hand wheel supporting seat 339 through the hand wheel locking screw 330, so that the hand wheel 338 is prevented from rotating.
Drawings
FIG. 1 is a front view of a pipeline embedding device for water conservancy and hydropower construction;
FIG. 2 is a side view of the pipeline embedding device for water conservancy and hydropower construction of the utility model;
fig. 3 is a schematic view of the structure of the first pipe clamping assembly 3 of the present utility model.
In the figure: a first base plate 1; a second base plate 2; a first pipe clamping assembly 3; a gripper jaw 311; an upper diagonal bar 3111; a lower diagonal bar 3112; a longitudinal straight bar 3113; rectangular uprights 312; a rectangular sleeve 313; a right clamping unit 32; a hand wheel locking screw 330; a bidirectional screw rod 331; a front bearing housing 334; an intermediate bearing housing 335; a rear bearing housing 336; a guide bar 337; a hand wheel 338; a hand wheel support 339; a second pipe clamping assembly 4; a first wall mounting plate 5; a second wall mounting plate 6.
Detailed Description
The first embodiment is as follows: referring to fig. 1 to 3, a pipe pre-burying device for hydraulic and hydroelectric construction according to this embodiment includes a first base plate 1, a second base plate 2, two first pipe clamping assemblies 3 and two second pipe clamping assemblies 4, the first base plate 1 and the second base plate 2 are welded vertically to form a right-angle plate structure, the upper surface of the first base plate 1 is uniformly provided with the two first pipe clamping assemblies 3 along the length direction thereof, the upper surface of the second bottom plate 2 is evenly provided with two second pipeline clamping assemblies 4 along the length direction of the second bottom plate, the second pipeline clamping assemblies 4 are identical to the first pipeline clamping assemblies 3 in structure, the first pipeline clamping assemblies 3 comprise a left clamping unit, a right clamping unit 32 and a bidirectional screw rod screw mechanism, and the left clamping unit and the right clamping unit 32 are respectively arranged on two screws in the bidirectional screw rod screw mechanism.
The second embodiment is as follows: the bidirectional screw rod screw mechanism of the present embodiment includes a bidirectional screw rod 331, a first screw rod, a second screw rod, a front side bearing seat 334, an intermediate bearing seat 335, a rear side bearing seat 336, and a guide rod 337, the bidirectional screw rod 331 being horizontally arranged above the first base plate 1 in the width direction of the first base plate 1, a front end optical axis portion, an intermediate optical axis portion, and a rear end optical axis portion of the bidirectional screw rod 331 being respectively mounted in inner holes of the front side bearing seat 334, the intermediate bearing seat 335, and the rear side bearing seat 336 through three bearings, both sides of a lower end of the front side bearing seat 334, the intermediate bearing seat 335, and the rear side bearing seat 336 being fixedly connected to an upper surface of the first base plate 1 through a plurality of bolts, respectively, two sections of screws of the bidirectional screw rod 331 being rotationally opposite, the first screw rod and the second screw rod being respectively screw-mounted on both sections of the bidirectional screw rod 331, the guide rod 337 being arranged in parallel under the bidirectional screw rod 331, the middle of the guide rod 337 being inserted in a first horizontal circular hole formed in a lower portion of the intermediate bearing seat, both ends of the guide rod 337 being respectively connected to the front side bearing seat 335 and the rear side bearing seat 336 through a circular flange and a rear side flange. The two side clamping claws are driven by the bidirectional screw rod screw mechanism to realize opposite movement or opposite movement, so that the clamping claw can be suitable for clamping or loosening right-angle pipelines with different diameters. Other compositions and connection relationships are the same as those of the first embodiment.
And a third specific embodiment: referring to fig. 1 to 3, the bidirectional screw mandrel mechanism of the present embodiment further includes a hand wheel 338 and a hand wheel supporting seat 339, wherein a hand wheel supporting seat 339 is disposed on one side of the bidirectional screw mandrel 331, a second horizontal circular hole is formed in an upper portion of the hand wheel supporting seat 339, and a mandrel of the hand wheel 338 is rotatably inserted into the second horizontal circular hole of the hand wheel supporting seat 339 and extends to the other side to be connected with one end of the bidirectional screw mandrel 331 through a coupling. Other compositions and connection relationships are the same as those of the first or second embodiment.
The specific embodiment IV is as follows: referring to fig. 1 to 3, the present embodiment further includes a hand wheel locking screw 330, a vertical threaded hole is provided in the middle of the upper surface of the hand wheel supporting seat 339, the vertical threaded hole is vertically communicated with a second horizontal circular hole on the hand wheel supporting seat 339, the hand wheel locking screw 330 is spirally installed in the vertical threaded hole and abuts against the outer surface of the central shaft of the hand wheel 338, and a circular groove is machined on the outer cylindrical surface of the central shaft of the hand wheel 338, and corresponds to the end of the hand wheel locking screw 330. So set up, set up hand wheel locking screw 330 between hand wheel 338 and hand wheel supporting seat 339, after the distance adjustment between left centre gripping unit and the right centre gripping unit 32 is complete, lock hand wheel 338 on hand wheel supporting seat 339 through hand wheel locking screw 330, avoid hand wheel 338 to take place to rotate. Other compositions and connection relationships are the same as those of the first, second or third embodiments.
Fifth embodiment: the present embodiment will be described with reference to fig. 1 to 3, in which the left and right clamping units 32 are identical in structure and are arranged in axial symmetry. Other compositions and connection relationships are the same as those of the first, second, third or fourth embodiments.
Specific embodiment six: referring to fig. 1 to 3, the left clamping unit of this embodiment includes a clamping jaw 311, a rectangular upright 312, a rectangular sleeve 313 and an upright locking bolt, a first assembly hole matching with a first screw and/or a second screw and a second assembly hole matching with a guide rod 337 are sequentially processed from top to bottom at the lower part of the rectangular sleeve 313, the first assembly hole of the rectangular sleeve 313 is sleeved on the first screw and/or the second screw, the rectangular sleeve 313 is welded with the first screw and/or the second screw or is connected with a bolt, the second assembly hole of the rectangular sleeve 313 is sleeved on the guide rod 337, the second assembly hole is in clearance fit with the guide rod 337, a first boss extending vertically upwards is provided at the upper end side of the rectangular sleeve 313, a horizontal threaded hole is provided on the first boss, the rectangular upright 312 is slidably inserted in an inner hole at the upper end of the rectangular sleeve 313, a bar-shaped through hole is provided along the length direction of the rectangular sleeve 312, one end of the locking bolt sequentially passes through the through hole of the rectangular upright 312 and the horizontal threaded hole of the first boss and is connected with the horizontal threaded hole of the rectangular upright on the other side, and the screw nut 312 is connected with the upper end 311 of the rectangular upright on the other side. So set up, the clamping jaw 311 can height-adjusting in vertical direction, when the diameter of the right-angle pipeline being clamped is great, in order to avoid the pipeline interfering with the work piece, the position of clamping jaw 311 needs to be adjusted. According to the utility model, the matching mode of the inserted rod and the slot between the rectangular upright rod 312 and the rectangular sleeve 313 is adopted, and the rectangular upright rod 312 is provided with the strip-shaped through hole, so that the clamping device can be well adapted to various diameter sizes of the clamped pipeline. Other compositions and connection relationships are the same as those of the first, second, third, fourth or fifth embodiments.
Seventh embodiment: referring to fig. 1 to 3, the clamping jaw 311 of this embodiment includes an upper diagonal 3111, a lower diagonal 3112 and a longitudinal straight bar 3113, the longitudinal straight bar 3113 is vertically fixed on an inner side surface of an upper end of the rectangular vertical bar 312, the upper diagonal 3111 is obliquely disposed inward at an upper end of the longitudinal straight bar 3113, the lower diagonal 3112 is obliquely disposed inward at a lower end of the longitudinal straight bar 3113, the upper diagonal 3111 and the lower diagonal 3112 are axially symmetrically disposed, and an angle between the upper diagonal 3111 and the longitudinal straight bar 3113 and an angle between the lower diagonal 3112 and the longitudinal straight bar 3113 are 120-150 °. So set up, can guarantee the clamp strength of right angle pipeline. Other compositions and connection relationships are the same as those of the first, second, third, fourth, fifth or sixth embodiments.
Eighth embodiment: the embodiment is described with reference to fig. 1 to 3, and further includes two first wall mounting plates 5, where the two first wall mounting plates 5 are symmetrically disposed on the left and right sides of the first bottom plate 1, the lower surface of the first wall mounting plate 5 is flush with the lower surface of the first bottom plate 1, the first wall mounting plate 5 is welded to the first bottom plate 1, and a plurality of first threaded holes are uniformly formed in the upper surface of the first wall mounting plate 5 along the length direction thereof. The device is arranged in such a way and is used for being fixed on a supporting wall body. Other compositions and connection relationships are the same as those of the first, second, third, fourth, fifth, sixth or seventh embodiments.
Detailed description nine: referring to fig. 1 to 3, this embodiment further includes two second wall mounting plates 6, where the two second wall mounting plates 6 are symmetrically disposed on the left and right sides of the second bottom plate 2, the lower surface of the second wall mounting plate 6 is flush with the lower surface of the second bottom plate 2, the second wall mounting plate 6 is welded to the second bottom plate 2, and a plurality of second threaded holes are uniformly formed in the upper surface of the second wall mounting plate 6 along the length direction thereof. The device is arranged in such a way and is used for being fixed on a supporting wall body. Other compositions and connection relationships are the same as those of the first, second, third, fourth, fifth, sixth, seventh or eighth embodiments.
Principle of operation
The working principle of the pipeline pre-burying device for water conservancy and hydropower construction of the utility model is described with reference to fig. 1 to 3: firstly, fixing a first bottom plate 1 and a second bottom plate 2 on a right-angle wall body in advance through a plurality of long screws; then, the height of the clamping claw 311 is determined according to the diameter of the right-angle pipeline to be clamped and fixed, the depth of the rectangular upright rod 312 inserted into the rectangular sleeve 313 is manually adjusted, and the rectangular upright rod is locked through a connecting bolt; finally, the distance between the two side clamping claws is determined according to the diameter of the right-angle pipeline to be clamped and fixed, and the hand wheel 338 is manually rotated, so that the spindle of the hand wheel 338 drives the two-way screw rod 331 to rotate, and further drives the two clamping claws 311 to move in opposite directions until the right-angle pipeline to be clamped is clamped.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (9)
1. Pipeline pre-buried device for hydraulic and hydroelectric construction, its characterized in that: it comprises a first bottom plate (1), a second bottom plate (2), two first pipeline clamping components (3) and two second pipeline clamping components (4), wherein the first bottom plate (1) and the second bottom plate (2) are vertically welded to form a right-angle platy structure, the two first pipeline clamping components (3) are uniformly arranged on the upper surface of the first bottom plate (1) along the length direction of the first bottom plate, the two second pipeline clamping components (4) are uniformly arranged on the upper surface of the second bottom plate (2) along the length direction of the second bottom plate, the second pipeline clamping assembly (4) and the first pipeline clamping assembly (3) are identical in structure, the first pipeline clamping assembly (3) comprises a left clamping unit, a right clamping unit (32) and a bidirectional screw nut mechanism, and the left clamping unit and the right clamping unit (32) are respectively arranged on two screws in the bidirectional screw nut mechanism.
2. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 1, wherein: the bidirectional screw rod screw mechanism comprises a bidirectional screw rod (331), a first screw rod, a second screw rod, a front bearing seat (334), a middle bearing seat (335), a rear bearing seat (336) and a guide rod (337), wherein the bidirectional screw rod (331) is horizontally arranged above the first bottom plate (1) along the width direction of the first bottom plate (1), a front end optical axis part, a middle optical axis part and a rear end optical axis part of the bidirectional screw rod (331) are respectively arranged in inner holes of the front bearing seat (334), the middle bearing seat (335) and the rear bearing seat (336) through three bearings, two sides of the lower end of the front bearing seat (334), the middle bearing seat (335) and the rear bearing seat (336) are fixedly connected with the upper surface of the first bottom plate (1) through a plurality of bolts respectively, two sections of screws of the bidirectional screw rod (331) are rotationally opposite, the first screw rod and the second screw rod are respectively arranged on two sections of screws of the bidirectional screw rod (331), the guide rod (337) is arranged in parallel under the bidirectional screw rod (331), the middle part of the guide rod (337) is respectively inserted in the inner holes of the front bearing seat (334), the middle part is respectively arranged in the middle of the middle bearing seat (335), and the guide rod (337) is respectively connected with the front bearing seat (336) through the two sections of the horizontal bearing seat (337).
3. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 2, wherein: the bidirectional screw rod screw mechanism further comprises a hand wheel (338) and a hand wheel supporting seat (339), the hand wheel supporting seat (339) is arranged on one side of the bidirectional screw rod (331), a second horizontal round hole is formed in the upper portion of the hand wheel supporting seat (339), and a core shaft of the hand wheel (338) is rotatably inserted into the second horizontal round hole of the hand wheel supporting seat (339) and extends to the other side of the second horizontal round hole to be connected with one end of the bidirectional screw rod (331) through a coupling.
4. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 3, wherein: the novel hand wheel locking device comprises a hand wheel supporting seat (339), and is characterized by further comprising a hand wheel locking screw (330), wherein a vertical threaded hole is formed in the middle of the upper surface of the hand wheel supporting seat (339), the vertical threaded hole is vertically communicated with a second horizontal round hole in the hand wheel supporting seat (339), the hand wheel locking screw (330) is spirally arranged in the vertical threaded hole and abuts against the outer surface of a center shaft of the hand wheel (338), a circular groove is formed in the outer cylindrical surface of the center shaft of the hand wheel (338), and the circular groove corresponds to the end part of the hand wheel locking screw (330).
5. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 1 or 4, wherein: the left clamping unit and the right clamping unit (32) are identical in structure and are axially symmetrically arranged.
6. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 5, wherein: the left clamping unit comprises a clamping claw (311), a rectangular vertical rod (312), a rectangular sleeve (313) and a vertical rod locking bolt, wherein a first assembling hole matched with a first screw and/or a second screw and a second assembling hole matched with a guide rod (337) are sequentially formed in the lower portion of the rectangular sleeve (313) from top to bottom, the first assembling hole of the rectangular sleeve (313) is sleeved on the first screw and/or the second screw, the rectangular sleeve (313) is welded with the first screw and/or the second screw or is connected with the first screw through a bolt, the second assembling hole of the rectangular sleeve (313) is sleeved on the guide rod (337), the second assembling hole is in clearance fit with the guide rod (337), a first boss extending vertically upwards is arranged on the upper end side portion of the rectangular sleeve (313), a horizontal threaded hole is formed in the first boss, the rectangular vertical rod (312) is slidably inserted in the inner hole of the upper end of the rectangular sleeve (313), a through hole is formed in the rectangular sleeve along the length direction, one end of the vertical rod locking bolt penetrates through the rectangular through hole (312) and is connected with the horizontal threaded hole of the first rectangular vertical rod (312) in sequence, and the inner side of the rectangular vertical rod locking bolt is connected with the first threaded hole (311) through the second threaded hole.
7. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 6, wherein: the clamping jaw (311) comprises an upper inclined rod (3111), a lower inclined rod (3112) and a longitudinal straight rod (3113), the longitudinal straight rod (3113) is vertically fixed on the inner side end face of the upper end of the rectangular vertical rod (312), the upper inclined rod (3111) is obliquely arranged inwards at the upper end of the longitudinal straight rod (3113), the lower inclined rod (3112) is obliquely arranged inwards at the lower end of the longitudinal straight rod (3113), the upper inclined rod (3111) and the lower inclined rod (3112) are axially symmetrically arranged, and an included angle between the upper inclined rod (3111) and the longitudinal straight rod (3113) and an included angle between the lower inclined rod (3112) and the longitudinal straight rod (3113) are 120-150 degrees.
8. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 1 or 7, wherein: it still includes two first wall body mounting panel (5), and two first wall body mounting panel (5) symmetry set up in the left and right sides of first bottom plate (1), first wall body mounting panel (5) lower surface and first bottom plate (1) lower surface parallel and level, first wall body mounting panel (5) and first bottom plate (1) welded connection, a plurality of first screw holes have evenly been seted up along its length direction to first wall body mounting panel (5) upper surface.
9. The pipeline pre-burying device for water conservancy and hydropower construction according to claim 8, wherein: it still includes two second wall body mounting panel (6), and two second wall body mounting panel (6) symmetry set up in the left and right sides of second bottom plate (2), second wall body mounting panel (6) lower surface and second bottom plate (2) lower surface parallel and level, second wall body mounting panel (6) and second bottom plate (2) welded connection, a plurality of second screw holes have evenly been seted up along its length direction on second wall body mounting panel (6) upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321673214.6U CN220118811U (en) | 2023-06-28 | 2023-06-28 | Pipeline pre-buried device for water conservancy and hydropower construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321673214.6U CN220118811U (en) | 2023-06-28 | 2023-06-28 | Pipeline pre-buried device for water conservancy and hydropower construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220118811U true CN220118811U (en) | 2023-12-01 |
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ID=88914137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321673214.6U Active CN220118811U (en) | 2023-06-28 | 2023-06-28 | Pipeline pre-buried device for water conservancy and hydropower construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220118811U (en) |
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2023
- 2023-06-28 CN CN202321673214.6U patent/CN220118811U/en active Active
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