CN221116645U - Lifting appliance for natural gas pipeline construction - Google Patents

Abstract

The utility model discloses a lifting appliance for natural gas pipeline construction, which comprises the following components: the middle clamping mechanism comprises a pair of arc-shaped clamping plates; the end supporting mechanism comprises abutting seats symmetrically distributed on the left side and the right side of the supporting plate; the two propping seats are driven by the second driving piece to move oppositely; the driving bidirectional screw rod and the driven bidirectional screw rod are arranged in a transmission cavity in the abutting seat, a worm in the middle of the driving bidirectional screw rod is meshed with a turbine on the driven bidirectional screw rod, two ends of the driving bidirectional screw rod and two ends of the driven bidirectional screw rod are connected with sliding blocks in a threaded mode, and connecting rods of the sliding blocks extend out of the side walls of the abutting seat to be connected with the abutting blocks. The utility model provides a lifting appliance for natural gas pipeline construction, which is characterized in that a middle clamping mechanism and an end supporting mechanism are used for fixing the middle and two end ports of a pipeline, so that the lifting stability of the pipeline is ensured, the lifting appliance is suitable for pipelines with multiple calibers and different lengths, and the lifting efficiency of pipeline construction is improved.

Description

Lifting appliance for natural gas pipeline construction

Technical Field

The utility model relates to the technical field of pipeline hoisting, in particular to a lifting appliance for natural gas pipeline construction.

Background

In natural gas pipeline installation construction, the pipeline is often required to be hoisted and moved. At present, the pipeline is hoisted by hoisting equipment and a lifting appliance or a hanging belt. For example, chinese patent CN219489371U discloses a transportation frame of petroleum pipeline, and it is through utilizing positioning mechanism, screws are twisted through not hard up two hands, and rotate the rotor plate through rotating the bracelet, and cooperate the effect of a plurality of parts, and then conveniently fix the petroleum pipeline of equidimension not for petroleum pipeline is comparatively convenient when fixing on this transportation gallows, and application scope is wide. However, in the above patent, when the pipe is installed, a plurality of operators are required to pass through the two annular plates in a matched manner, the process is time-consuming and labor-consuming, the hoisting efficiency is reduced, the distance between the other two annular plates is not adjustable, and the applicability to pipes with different lengths is poor.

Disclosure of utility model

It is an object of the present utility model to address at least the above problems and/or disadvantages and to provide at least the advantages described below.

In order to solve the defects in the prior art, the utility model provides a lifting appliance for natural gas pipeline construction, which comprises the following components:

The middle clamping mechanism is arranged in the middle of the supporting plate; the middle clamping mechanism comprises arc clamping plates symmetrically distributed on the front side and the rear side of the supporting plate, and the two clamping plates are driven by the first driving piece to move oppositely so as to clamp or loosen a pipeline;

The end supporting mechanism comprises a pair of abutting seats symmetrically distributed on the left side and the right side of the supporting plate, and the centers of the abutting seats and the center of the clamping plate are on the same horizontal line; the two propping seats are driven by the second driving piece to move oppositely;

The driving bidirectional screw rod and the driven bidirectional screw rod which are mutually perpendicular are arranged in the transmission cavity in the abutting seat, the driving bidirectional screw rod is connected with the output end of the rotating piece, the worm in the middle of the driving bidirectional screw rod is meshed with the turbine on the driven bidirectional screw rod, the two ends of the driving bidirectional screw rod and the two ends of the driven bidirectional screw rod are connected with sliding blocks which are in sliding fit with the cavity wall of the transmission cavity in a threaded manner, and the connecting rods of the sliding blocks extend out of the side wall of the abutting seat to be connected with the abutting blocks.

Further, the supporting plate is provided with a hanging ring connected with the hoisting equipment.

Further, one of the clamping plates is provided with a supporting lifting rope on the bottom surface, the other end of the supporting lifting rope is provided with a hook, the other clamping plate is provided with a plurality of hanging pieces which are uniformly arranged on the outer side surface, and the hook of the supporting lifting rope is hooked in the hanging pieces to support the bottom of the pipeline.

Further, the side of the clamping plate facing the pipeline is provided with a rubber anti-slip pad.

Further, the first driving piece comprises a first bidirectional screw rod, two moving seats and a first motor, wherein two ends of the first bidirectional screw rod are rotatably arranged in a movable groove on the bottom surface of the supporting plate, the output end of the first motor is connected with one end of the first bidirectional screw rod, the two moving seats are respectively connected with two ends of the bidirectional screw rod in a threaded manner and pass through a guide rod in a sliding manner, and the guide rod is fixed in the movable groove; the bottom surface of the movable seat is connected with the top of the clamping plate through the support plate.

Further, the second driving piece comprises a second bidirectional screw rod, a pair of grooves are formed in the bottom surface of the supporting plate, one end of the second bidirectional screw rod is rotatably arranged on the groove wall of one groove, and the other end of the second bidirectional screw rod extends to penetrate through the groove and enter the other groove and then extends out of the groove to be connected with an output shaft of a second motor; the two ends of the second bidirectional screw rod are respectively in threaded connection with a movable seat in sliding fit with the groove, and the bottom surface of the movable seat is connected with the abutting seat through a connecting frame.

Further, the rotating piece comprises a third motor and a transmission shaft, one end of the transmission shaft is connected with the third motor, the other end of the transmission shaft stretches into the transmission cavity to be connected with the first bevel gear, and a second bevel gear meshed and connected with the first bevel gear is coaxially fixed on the driving bidirectional screw rod.

The utility model at least comprises the following beneficial effects: the support plate provides integral support force, and the middle clamping mechanism is used for clamping and grabbing the middle part of the pipeline so as to fix the middle part of the pipeline; the first driving piece provides a power source to drive the two clamping plates to move oppositely in the front-back side direction of the supporting plate so as to clamp or loosen the pipeline, the pipeline clamping device is suitable for pipelines with different pipe diameters, and the arc-shaped arrangement of the clamping plates is convenient for better clamping the pipeline; the end supporting mechanism is used for supporting and fixing the two end ports of the pipeline, so that the problem that the pipeline is inclined in a shaking way in the lifting process, so that the lifting difficulty is increased and even the pipeline falls off is effectively prevented; the second driving part provides a power source to drive the two propping seats to move oppositely in the left and right side directions of the supporting plate, the two propping seats are suitable for pipelines with different lengths, the driving bidirectional screw rod, the worm and the turbine are matched with the driven bidirectional screw rod, so that the driving bidirectional screw rod is driven by the rotating part to rotate, the driven bidirectional screw rod can be driven to rotate, 4 propping blocks are driven to synchronously move towards or away from the center of the propping seats, the propping blocks can be contacted and tightly attached with the inner wall of the pipeline, the inner wall of the pipeline port is fixed, the stability of clamping and hoisting of the pipeline is improved, the pipeline is prevented from inclining or even falling off, and the pipeline can be better fixed by the arrangement of the 4 propping blocks, and the stability is further improved; the 4 abutting blocks synchronously move to fix pipelines with different pipe diameters, so that the application range is wide, and the abutting blocks synchronously move to realize one-time fixing operation on the pipeline ports during clamping and fixing operations; when installing the pipeline to the hoist, two grip blocks of first driving piece drive hold the pipeline, two butt seats of second driving piece drive stretch into the port of pipeline simultaneously in, 4 butt piece simultaneous movement of rotation piece drive until paste tight pipeline inner wall, the middle part and the both ends port of pipeline are fixed to the hoist for the hoist all is fixed by effective spacing around, guaranteed hoist and mount stability, accomplished the installation of pipeline and hoist, this in-process, the pipeline can directly be put subaerial at construction environment, need not a plurality of operators and lift the pipeline and install, the installation duration has been practiced thrift, operating worker's intensity of labour has been reduced, thereby hoist and mount efficiency has been improved greatly.

According to the utility model, the lifting appliance is matched with the end supporting mechanism through the middle clamping mechanism to fix the pipeline in all directions, so that the lifting stability of the pipeline is improved, and an operator is not required to lift the pipeline when the fixed pipeline is installed, so that the fixed installation efficiency is improved, and the integral lifting efficiency is improved; furthermore, two grip blocks of middle part fixture can move in opposite directions and 4 supporting blocks of supporting seat can move in opposite directions to this is applicable to the pipeline of different pipe diameters, and two supporting seats can move in opposite directions, so is applicable to the pipeline of different length.

Drawings

Fig. 1 is a schematic structural view of a hanger for natural gas pipeline construction according to the present utility model.

Fig. 2 is a schematic structural view of the middle clamping mechanism of the present utility model.

Fig. 3 is a schematic structural view of the abutment of the present utility model.

Fig. 4 is a schematic structural view of the end support mechanism of the present utility model.

Fig. 5 is a partially enlarged structural view of a of fig. 4 according to the present utility model.

Reference numerals: the device comprises a 1-supporting plate, a 11-hanging ring, a 12-movable groove, a 13-groove, a 2-middle clamping mechanism, a 21-clamping plate, a 22-first driving piece, a 221-first bidirectional screw, a 222-movable seat, a 223-first motor, a 224-guiding rod, a 225-supporting plate, a 23-supporting hanging rope, a 3-end supporting mechanism, a 31-supporting seat, a 311-transmission cavity, a 32-second driving piece, a 321-second bidirectional screw, a 322-second motor, a 323-movable seat, a 324-connection frame, a 4-driving bidirectional screw, a 41-worm, a 42-second bevel gear, a 5-driven bidirectional screw, a 51-turbine, a 6-rotating piece, a 61-third motor, a 62-transmission shaft, a 63-first bevel gear, a 7-slider, a 71-connecting rod, a 72-supporting block and a 100-pipeline.

Detailed Description

The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.

It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Referring to fig. 1 to 5, a lifting appliance for natural gas pipeline construction comprises a support plate 1, a middle clamping mechanism 2 and an end supporting mechanism, wherein the support plate 1 provides integral supporting force. The middle clamping mechanism 2 is arranged in the middle of the supporting plate 1, and a hanging ring 11 used for being connected with lifting equipment is arranged on the supporting plate 1; the middle clamping mechanism 2 comprises arc-shaped clamping plates 21 symmetrically distributed in the front-back side direction of the supporting plate 1, and the two clamping plates 21 are driven by the first driving piece 22 to move towards each other so as to clamp or unclamp the pipeline 100; the first driving member 22 only needs to be capable of driving the two clamping plates 21 to approach each other or separate from each other, and specifically in this embodiment, the first driving member 22 includes a first bidirectional screw 221, two moving bases 222, and a first motor 223, two ends of the first bidirectional screw 221 are rotatably mounted inside the movable slot 12 on the bottom surface of the support plate 1, and an output end of the first motor 223 is connected to one end of the first bidirectional screw 221, two moving bases 222 are respectively screwed on two ends of the first bidirectional screw 221 and slide through a guide rod 224, the guide rod 224 is fixed inside the movable slot 12, the guide rod 224 plays a guiding role, and the moving bases 222 can be prevented from rotating along with the first bidirectional screw 221; the bottom surface of the movable seat 222 is connected with the top of the clamping plate 21 through a support plate 225, and when in use, the first motor 223 drives the first bidirectional screw rod 221 to rotate, so that the movable seat 222 is driven to move on the first bidirectional screw rod 221, and as the screw threads at the two ends of the first bidirectional screw rod 221 are opposite in rotation direction, the two movable seats 222 drive the clamping plates 21 to be mutually close to or mutually far away from each other;

The end supporting mechanism 3 includes a pair of abutment seats 31 symmetrically distributed in the left-right direction of the supporting plate 1, the centers of the abutment seats 31 and the center of the clamping plate 21 are on the same horizontal line; the two propping seats 31 are driven by the second driving piece 32 to move oppositely;

The driving bidirectional screw 4 and the driven bidirectional screw 5 which are mutually perpendicular are arranged in the transmission cavity 311 in the abutting seat 31, the driving bidirectional screw 4 is connected with the output end of the rotating piece 6, the worm 41 in the middle of the driving bidirectional screw 4 is meshed with the turbine 51 on the driven bidirectional screw 5, both ends of the driving bidirectional screw 4 and the driven bidirectional screw 5 are in threaded connection with the sliding block 7 which is in sliding fit with the cavity wall of the transmission cavity 311, the connecting rod 71 of the sliding block 7 extends out of the side wall of the abutting seat 31 and is connected with the abutting block 72, and preferably, the abutting block 72 is of an arc structure matched with the inner peripheral wall of the pipeline 100. Wherein, the side wall of the sliding block 7 is provided with a bulge, the cavity wall of the transmission cavity 311 is provided with a sliding groove in sliding fit with the bulge, the sliding fit of the bulge and the sliding groove is not limited in the prior art, as long as the guiding of the sliding block 7 and the rotation of the sliding block 7 can be satisfied, and it is worth noting that the sliding block 7 on the driving bidirectional screw 4 and the sliding block 7 on the driven bidirectional screw 5 do not interfere with each other.

Specifically, the middle clamping mechanism 2 is used for clamping and grabbing the middle of the pipeline 100, so as to fix the middle of the pipeline 100; the first driving piece 22 provides a power source to drive the two clamping plates 21 to move oppositely in the front-back side direction of the supporting plate 1 so as to clamp or unclamp the pipeline 100, the pipeline 100 is suitable for pipelines with different pipe diameters, and the arc-shaped arrangement of the clamping plates 21 is convenient for better clamping the pipeline 100; the end supporting mechanism 3 is used for supporting and fixing the two end ports of the pipeline 100, so that the pipeline 100 is effectively prevented from shaking and tilting in the lifting process, the lifting difficulty is increased, and even the pipeline 100 is prevented from falling off; the second driving part 32 provides a power source to drive the two propping seats 31 to move oppositely in the left and right side directions of the supporting plate 1, the two propping seats are suitable for pipelines 100 with different lengths, the driving bidirectional screw 4, the worm 41 and the turbine 51 are matched with the driven bidirectional screw 5, so that the rotating part 6 drives the driving bidirectional screw 4 to rotate and can drive the driven bidirectional screw 5 to rotate, the 4 propping blocks 72 are driven to synchronously move towards or away from the center of the propping seats 31, the propping blocks 72 can be contacted and tightly adhered with the inner wall of the pipeline 100, the inner wall of a port of the pipeline 100 is fixed, the stability of clamping and lifting the pipeline 100 is improved, the pipeline 100 is prevented from inclining or even falling off, and the pipeline 100 can be better fixed by the arrangement of the 4 propping blocks 72, and the stability is further improved; the 4 propping blocks 72 synchronously move to fix pipelines 100 with different pipe diameters, the application range is wide, and the propping blocks 72 synchronously move during clamping and fixing operation can realize one-time fixing operation on the ports of the pipelines 100; when the pipeline 100 is installed on the lifting appliance, the first driving piece 22 drives the two clamping plates 21 to clamp the pipeline 100, meanwhile, the second driving piece 32 drives the two propping seats 31 to extend into ports of the pipeline 100, the rotating piece 6 drives the 4 propping blocks 72 to synchronously move until the two propping blocks are tightly attached to the inner wall of the pipeline 100, the lifting appliance fixes the middle part and the ports at the two ends of the pipeline 100, the periphery of the lifting appliance is effectively limited and fixed, the lifting stability is ensured, the installation of the pipeline 100 and the lifting appliance is completed, the pipeline 100 can be directly placed on the ground in a construction environment, a plurality of operators are not required to lift the pipeline 100 for installation, the installation time is saved, the labor intensity of the operators is reduced, and the lifting efficiency is greatly improved.

Working principle: the lifting appliance is connected with lifting equipment through a lifting ring 11, the lifting equipment lifts the lifting appliance above a pipeline 100 to be lifted, according to the length and the pipe diameter of the pipeline 100, the first driving piece 22 is started, the two clamping plates 21 are positioned on two sides of the middle peripheral wall of the pipeline 100, the second driving piece 32 is started, the two abutting seats 72 move to the outer sides of the ports of the pipeline 100, the lifting equipment continues to descend the lifting appliance until the abutting seats 72 are opposite to the ports of the pipeline 100, the first driving piece 22 is started, the two clamping plates 21 are mutually close to clamp the pipeline 100, the second driving piece 32 is started, the two abutting seats 72 are mutually close to extend into the pipeline 100, the rotating piece 6 is started to drive the 4 abutting blocks 72 to synchronously move towards the inner peripheral wall of the pipeline until the abutting blocks 72 are tightly attached to the inner peripheral wall of the pipeline 100, the lifting and fixing of the pipeline 100 is completed, and then lifting and moving operations can be carried out.

In order to further enhance the lifting stability, one bottom surface of the clamping plate 21 is provided with a supporting lifting rope 23, the other end of the supporting lifting rope 23 is provided with a hook (not shown), the other outer side surface of the clamping plate 23 is provided with a plurality of hanging pieces (not shown) which are uniformly arranged, the hook and hanging pieces belong to the prior art products, only the supporting lifting rope 23 can be fixed on the clamping plate 21, no specific limitation is needed here, the supporting lifting rope 23 can be suitable for pipelines 100 with different pipe diameters through the arrangement of the hanging pieces, the hook of the supporting lifting rope 23 is hooked in the hanging pieces to support the bottoms of the pipelines 100, the arrangement of the supporting lifting rope 23 further fixes the pipelines 100, the stability is enhanced, meanwhile, the damage to the pipelines 100 is reduced, when the pipelines 100 are fixed by the supporting lifting plate 72 and the clamping plate 21, the lifting device lifts the lifting tool to a certain height, the pipelines 100 at the moment are lifted away from the ground, and the supporting lifting rope 23 is fixed on the hanging pieces of the clamping plate 21 after bypassing the bottoms of the pipelines 100 by workers.

In this embodiment, the side of the clamping plate 21 facing the pipeline 100 is provided with a rubber anti-slip pad, and the rubber anti-slip pad increases the contact friction between the clamping plate 21 and the peripheral wall surface of the pipeline 100, so as to avoid the slipping of the pipeline 100, and further enhance the hoisting stability.

Based on the above, in some embodiments, the second driving member 32 may only be capable of driving the two abutment seats 31 to approach to or separate from each other, and specifically in this embodiment, the second driving member 32 includes a second bidirectional screw 321, a pair of grooves 13 are provided on the bottom surface of the support plate 1, one end of the second bidirectional screw 321 is rotatably mounted on a groove wall of one of the grooves 13, and the other end extends through the groove 13 into the other groove 13 and then extends out of the groove 13 to be connected with an output shaft of the second motor 322; two ends of the second bidirectional screw 321 are respectively in threaded connection with a movable seat 323 in sliding fit with the groove 13, and the bottom surface of the movable seat 323 is connected with the abutting seat 31 through a connecting frame 324. When in use, the second motor 322 drives the second bidirectional screw 321 to rotate, and the rotating second bidirectional screw 321 forces the two movable seats 323 to move along the second bidirectional screw 321, and as the threads at the two ends of the second bidirectional screw 321 rotate in opposite directions, the two movable seats 323 drive the abutting seats 31 to approach or separate from each other.

It is noted that the movable slot 12 is formed on the support plate 1 between the two grooves 13, the slots of the movable slot 12 and the grooves 13 penetrate through the bottom surface of the support plate 1, the second bidirectional screw 321 installed in the groove 13 is perpendicular to the first bidirectional screw 221 installed in the movable slot 12, and the second bidirectional screw 321 is located above the first bidirectional screw 221, so as to avoid mutual interference between the first bidirectional screw 221 and the second bidirectional screw 321.

Based on the above, in some embodiments, the rotating member 6 includes a third motor 61 and a transmission shaft 62, one end of the transmission shaft 62 is connected to the third motor 61, the other end of the transmission shaft extends into the transmission cavity 311 and is connected to the first bevel gear 63, and the driving bidirectional screw 4 is coaxially fixed with a second bevel gear 42 engaged with and connected to the first bevel gear 63. When the driving bidirectional screw rod driving device is used, the third motor 61 drives the transmission shaft 62 to rotate so as to drive the first bevel gear 63 to rotate, and the second bevel gear 42 is meshed with the first bevel gear 63, so that the second bevel gear 42 rotates along with the rotation of the first bevel gear 63, and further drives the driving bidirectional screw rod 4 to rotate, and the driven bidirectional screw rod 5 rotates along with the worm 41 under the meshing fit of the worm wheel 51, so that the 4 abutting blocks 72 synchronously move.

Although embodiments of the present utility model have been disclosed in the foregoing description and illustrated in the drawings, it is not intended to be limited to the details and embodiments shown and described, but rather to be fully applicable to various fields of adaptation to the present utility model, and further modifications may be readily made by those skilled in the art without departing from the general concept defined by the claims and the equivalents thereof, and it is therefore apparent that the utility model is not limited to the specific details and illustrations shown and described herein, and that various changes and modifications may be made therein by those skilled in the art without departing from the spirit and scope of the utility model.

Claims (7)

1. A hanger for natural gas pipeline construction, comprising:

The middle clamping mechanism (2) is arranged in the middle of the supporting plate (1); the middle clamping mechanism (2) comprises arc-shaped clamping plates (21) symmetrically distributed on the front side and the rear side of the supporting plate (1), and the two clamping plates (21) are driven by a first driving piece (22) to move oppositely so as to clamp or unclamp the pipeline (100);

the end supporting mechanism (3) comprises abutting seats (31) symmetrically distributed on the left side and the right side of the supporting plate (1), and the centers of the abutting seats (31) and the clamping plate (21) are on the same horizontal line; the two propping seats (31) are driven by the second driving piece (32) to move in opposite directions;

the driving bidirectional screw rod (4) and the driven bidirectional screw rod (5) which are mutually perpendicular are arranged in a transmission cavity (311) in the abutting seat (31), the driving bidirectional screw rod (4) is connected with the output end of the rotating piece (6), a worm (41) in the middle of the driving bidirectional screw rod (4) is meshed with a turbine (51) on the driven bidirectional screw rod (5), two ends of the driving bidirectional screw rod (4) and two ends of the driven bidirectional screw rod (5) are connected with sliding blocks (7) which are in sliding fit with the cavity wall of the transmission cavity (311) in a threaded manner, and connecting rods (71) of the sliding blocks (7) extend out of the side walls of the abutting seat (31) to be connected with the abutting blocks (72).

2. The lifting appliance for natural gas pipeline construction according to claim 1, characterized in that the supporting plate (1) is provided with a lifting ring (11) for connection with lifting equipment.

3. The lifting appliance for natural gas pipeline construction according to claim 1, wherein one of the clamping plates (21) is provided with a supporting lifting rope (23) on the bottom surface, the other end of the supporting lifting rope (23) is provided with a hook, the other clamping plate (21) is provided with a plurality of hanging pieces which are uniformly arranged on the outer side surface, and the hook of the supporting lifting rope (23) is hooked in the hanging pieces to hold the bottom of the pipeline (100).

4. A lifting appliance for natural gas pipeline construction according to claim 3, characterized in that the side of the clamping plate (21) facing the pipeline (100) is provided with rubber anti-slip pads.

5. The lifting appliance for natural gas pipeline construction according to claim 1, wherein the first driving member (22) comprises a first bidirectional screw (221), two movable seats (222) and a first motor (223), two ends of the first bidirectional screw (221) are rotatably installed inside a movable groove (12) on the bottom surface of the supporting plate (1), an output end of the first motor (223) is connected with one end of the first bidirectional screw (221), the two movable seats (222) are respectively in threaded connection with two ends of the first bidirectional screw (221) and slide through guide rods (224), and the guide rods (224) are fixed inside the movable groove (12); the bottom surface of the movable seat (222) is connected with the top of the clamping plate (21) through a support plate (225).

6. The lifting appliance for natural gas pipeline construction according to claim 1, wherein the second driving member (32) comprises a second bidirectional screw rod (321), a pair of grooves (13) are arranged on the bottom surface of the supporting plate (1), one end of the second bidirectional screw rod (321) is rotatably arranged on the wall of one groove (13), and the other end of the second bidirectional screw rod extends through the groove (13) to enter the other groove (13) and then extends out of the groove (13) to be connected with an output shaft of the second motor (322); two ends of the second bidirectional screw rod (321) are respectively in threaded connection with a movable seat (323) in sliding fit with the groove (13), and the bottom surface of the movable seat (323) is connected with the abutting seat (31) through a connecting frame (324).

7. The lifting appliance for natural gas pipeline construction according to claim 1, wherein the rotating member (6) comprises a third motor (61) and a transmission shaft (62), one end of the transmission shaft (62) is connected with the third motor (61), the other end of the transmission shaft extends into the transmission cavity (311) and is connected with the first bevel gear (63), and a second bevel gear (42) which is meshed and connected with the first bevel gear (63) is coaxially fixed on the driving bidirectional screw (4).