Butt joint device for PE water supply pipeline
By designing a docking device for PE water supply pipelines, and using technical means such as support shells, driving mechanisms, and clamping components, the problems of uneven butt joints, misalignment, and leakage during hot melting of PE water supply pipelines are solved, and the joints are realized Neat and safe.
Patent Information
- Application Number
- CN202323109571.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-11-17
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2033-11-17
AI Technical Summary
When docking and hot melting the PE water supply pipeline, it is impossible to ensure that the interfaces of the two water supply pipelines are at the same level, resulting in uneven docking and dislocation of each other, which is prone to water leakage.
Design a docking device including a support shell, a driving mechanism, a screw rod, a screw nut sleeve, a transmission component and a clamping component. The driving mechanism drives the screw rod to rotate, causing the nut sleeve to move on the screw rod. The transmission assembly drives the limit slide plate to slide in the limit chute. The clamping assembly clamps and fixes the water supply pipe through the lower clamping block and the upper clamping block. Make sure the joints are neatly connected.
It effectively ensures that the joints of two PE water supply pipes are connected smoothly, avoids mutual misalignment of the joints, avoids water leakage at the joints after the joints are completed, and improves the effect of hot-melt joints.
Smart Images
Figure CN222372325U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of water supply pipeline construction, in particular to a docking device for PE water supply pipelines. Background Art
[0002] PE (polyethylene) materials are widely used in the field of water supply pipe manufacturing due to their high strength, corrosion resistance, and non-toxicity. They are ideal pipes to replace ordinary water supply pipes. Polyethylene has excellent corrosion resistance, good hygienic properties, and a long service life, as well as unique flexibility and excellent scratch resistance. Polyethylene PE pipes are widely used in building water supply, building drainage, buried drainage pipes, building heating, gas pipelines, electrical and telecommunications protective casings, industrial pipes, agricultural pipes, etc. due to their unique advantages. They are mainly used in urban water supply, urban gas supply, farmland irrigation, and other fields.
[0003] In the prior art, during the installation of PE water supply pipes, two water supply pipes need to be butt-jointed and hot-fused. However, due to the long length of the water supply pipes, the workers cannot ensure that the joints of the two water supply pipes are at the same horizontal height when butt-joining the two water supply pipes. The joints of the two water supply pipes are prone to uneven joints and mutual misalignment, resulting in water leakage at the joints of the two water supply pipes after the workers have hot-fused butt-jointed the two water supply pipes. Summary of the invention
[0004] In order to solve the problem in the prior art that, when hot-melting two water supply pipes, the butt joints of the two water supply pipes cannot be ensured to be at the same horizontal height, and the butt joints of the two water supply pipes are prone to uneven butt joints and mutual misalignment, the utility model provides a butt joint device for PE water supply pipes. The device can effectively ensure that the butt joints of the two water supply pipes are neatly butt jointed, avoid mutual misalignment of the butt joints of the two water supply pipes, effectively avoid water leakage at the connection between the two water supply pipes after the butt joint is completed, and improve the effect of hot-melting the butt joints of the two water supply pipes.
[0005] In order to achieve the above-mentioned purpose, the technical solution of the utility model is: a docking device for PE water supply pipes, comprising a supporting shell and a driving mechanism arranged in the supporting shell, the supporting shell is an internally hollow structure, a strip groove communicating with the interior of the supporting shell is opened on the top of the supporting shell, and limiting sliding grooves are symmetrically opened on both sides of the inner wall of the strip groove.
[0006] A screw rod is vertically arranged inside the support shell with both ends rotatably connected to the support shell, the driving mechanism is transmission-connected to the screw rod, and a nut sleeve is transmission-connected to the screw rod, and transmission components are symmetrically arranged on both sides of the nut sleeve; the transmission component includes a limiting slide plate and a transmission connecting rod, the limiting slide plate is located in the limiting slide groove and is slidingly connected to the support shell, one end of the transmission connecting rod is hinged to the nut sleeve, and the other end is hinged to the limiting slide plate, the driving mechanism can make the screw rod rotate inside the support shell, so that the nut sleeve moves upward or downward on the screw rod, so that the nut sleeve drives the two limiting slide plates to approach or move away from each other under the action of the transmission connecting rod.
[0007] A clamping assembly is provided on the top of the limiting slide, and the clamping assembly includes a support column, a lower clamping block and an upper clamping block. The support column is arranged on the top of the limiting slide, and a top plate is arranged on the top of the support column. The lower clamping block is arranged on the top of the top plate, and a lower arc groove is provided on the upper surface. The lower clamping block is hinged to the upper clamping block, and an upper arc groove is provided on the bottom of the upper clamping block. When hot-melt-jointing two PE water supply pipes, the two water supply pipes are clamped and fixed by two clamping assemblies respectively, and then the two clamping assemblies can be brought close to each other to ensure that the joints of the two water supply pipes are neatly joined.
[0008] Furthermore, a fixing plate is fixedly arranged at the top of the support shell, and both ends of the screw rod are rotatably connected to the fixing plate and the support shell respectively through bearings, and the fixing plate is used to install the bearings and limit and fix the screw rod.
[0009] Furthermore, the driving mechanism includes a motor, a belt and a driven wheel sleeved on the screw rod, a driving wheel is provided at the output end of the motor, the belt is sleeved on the driving wheel and the driven wheel, the driving wheel is connected to the driven wheel through the belt, and the driving mechanism can drive the driven wheel located on the screw rod to rotate, thereby causing the driven wheel to drive the screw rod to rotate.
[0010] Furthermore, a hinge seat 1 is provided at the bottom of the limiting slide plate, and the lower end thereof extends into the supporting shell. A hinge seat 2 is symmetrically provided on both sides of the nut sleeve. One end of the transmission connecting rod is hinged to the hinge seat 1, and the other end is hinged to the hinge seat 2.
[0011] Furthermore, a plurality of lower limit blocks are spaced apart on the upper portion of one side of the lower clamp block, and an upper limit block corresponding to the lower limit block is provided on the lower portion of one side of the upper clamp block. When the water supply pipe is fixed by the lower clamp block and the upper clamp block, the lower limit block and the upper limit block can be fixedly connected by bolts to ensure the effect of fixing the water supply pipe by the lower clamp block and the upper clamp block.
[0012] Furthermore, handrails are symmetrically arranged on both sides of the support shell, and a plurality of universal wheels are arranged on the bottom of the support shell, so that the staff can move the docking device conveniently through the handrails and the universal wheels.
[0013] Through the above technical solution, the beneficial effects of the utility model are:
[0014] The utility model clamps and fixes the PE water supply pipe by two clamping components. When the two PE water supply pipes are butt-jointed and hot-melted, the two PE water supply pipes are at the same horizontal height during the butt-jointing process, thereby ensuring that the butt joint of the two PE water supply pipes is flat and avoiding mutual misalignment of the butt joints of the two PE water supply pipes, thereby effectively avoiding water leakage at the connection between the two PE water supply pipes after the butt joint is completed.
[0015] The rotation of the screw rod of the utility model can drive the nut sleeve on the screw rod to move upward or downward, so that the transmission component pulls or pushes the clamping component to achieve the effect of the two clamping components moving away from or approaching each other, wherein the transmission connecting rod pulls or pushes the limiting slide plate to move in the limiting slide groove.
[0016] The clamping assembly of the utility model clamps and fixes the PE water supply pipe by means of the lower clamping block and the upper clamping block. During the process of clamping the PE water supply pipe, the PE water supply pipe is located in the lower arc groove and the upper arc groove, and the lower clamping block and the upper clamping block cooperate with the bolts to achieve the effect of clamping and fixing the PE water supply pipe by the upper clamping block and the lower clamping block. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the structure of a docking device for PE water supply pipes in the utility model. Figure 1 ;
[0018] Figure 2 This is a schematic diagram of the structure of a docking device for PE water supply pipes in the utility model. Figure 2 ;
[0019] Figure 3 It is a structural schematic diagram of the lower clamping block of the utility model;
[0020] Figure 4 It is a structural schematic diagram of the upper clamping block of the utility model.
[0021] The numbers in the accompanying drawings are: 1 is a supporting shell, 2 is a strip groove, 3 is a limiting slide groove, 4 is a limiting slide plate, 5 is a supporting column, 6 is a top plate, 7 is a lower clamping block, 701 is a lower arc groove, 702 is a lower limiting block, 8 is an upper clamping block, 801 is an upper arc groove, 802 is an upper limiting block, 9 is an articulated seat 1, 10 is a screw rod, 11 is a nut sleeve, 12 is an articulated seat 2, 13 is a transmission connecting rod, 14 is a fixed plate, 15 is a driven wheel, 16 is a belt, 17 is a motor, 18 is a driving wheel, 19 is a universal wheel, and 20 is an armrest. DETAILED DESCRIPTION
[0022] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments:
[0023] like Figure 1 to Figure 4 As shown, a docking device for a PE water supply pipe comprises a support shell 1 and a driving mechanism arranged in the support shell 1. The support shell 1 is a square structure with a hollow interior. A strip groove 2 communicating with the interior of the support shell 1 is provided on the top of the support shell 1, and limited sliding grooves 3 are symmetrically provided on both sides of the inner wall of the strip groove 2.
[0024] A screw rod 10 with two ends rotatably connected to the support shell 1 is vertically arranged inside the support shell 1, wherein the screw rod 10 is located at the center position inside the support shell 1, and the driving mechanism is connected to the screw rod 10 for transmission, and a nut sleeve 11 is connected to the screw rod 10 for transmission, and transmission components are symmetrically arranged on both sides of the nut sleeve 11; the transmission component includes a limiting slide 4 and a transmission connecting rod 13, and the limiting slide 4 is located in the limiting slide groove 3 and is slidably connected to the support shell 1, one end of the transmission connecting rod 13 is hinged to the nut sleeve 11, and the other end is hinged to the limiting slide 4, and the driving mechanism can drive the screw rod 10 to rotate so that the nut sleeve 11 moves downward or upward on the screw rod 10, and the nut sleeve 11 pulls or pushes the transmission connecting rod 13, so that the end of the transmission connecting rod 13 away from the nut sleeve 11 pulls or pushes the limiting slide 4 to slide in the limiting slide groove 3, so as to achieve the effect of the two limiting slides 4 approaching or moving away from each other.
[0025] A clamping assembly is provided on the top of the limiting slide 4, and the clamping assembly includes a support column 5, a lower clamping block 7 and an upper clamping block 8. The support column 5 is arranged on the top of the limiting slide 4, and the support column 5 supports the lower clamping block 7 and the upper clamping block 8, and at the same time ensures that when the clamping assembly clamps and fixes the PE water supply pipe, the two PE water supply pipes to be connected are at the same horizontal height. A top plate 6 is provided on the top of the support column 5, and the lower clamping block 7 is arranged on the top of the top plate 6, and a lower arc groove 701 is opened on the upper surface. The lower clamping block 7 is detachably connected to the top plate 6, and the work The operator can replace the size of the lower clamp block 7 and the upper clamp block 8 according to the diameter of the PE water supply pipe to ensure that the clamping hole formed by the lower arc groove 701 and the upper arc groove 801 is compatible with the diameter of the PE water supply pipe. The lower clamp block 7 is hinged to the upper clamp block 8, and the lower clamp block 7 is rotatably connected to the upper clamp block 8 through a hinge. An upper arc groove 801 is provided at the bottom of the upper clamp block 8. When placing the PE water supply pipe, open the upper clamp block 8 and then place one end of the PE water supply pipe in the lower arc groove 801, and then the upper clamp block 8 can be rotated to close the upper clamp block 8 and the lower clamp block 7.
[0026] A fixing plate 14 is fixedly arranged at the top of the support shell 1, and the fixing plate 14 is used to limit the installation of the screw rod 10. The two ends of the screw rod 10 are rotatably connected to the fixing plate 14 and the support shell 1 respectively through bearings, and the fixing plate 14 and the bottom of the support shell 1 are both provided with grooves for installing bearings.
[0027] The driving mechanism includes a motor 17, a belt 16 and a driven wheel 15 fixedly mounted on the screw rod 10, a driving wheel 18 is provided at the output end of the motor 17, the belt 16 is mounted on the driving wheel 18 and the driven wheel 15, the driving wheel 18 is connected to the driven wheel 15 through the belt 16, and when the motor 17 is started, the output end of the motor 17 drives the driving wheel 18 to rotate, and the driving wheel 18 drives the driven wheel 15 to rotate through the belt 16, so that the driven wheel 15 drives the screw rod 10 to rotate in the support shell 1.
[0028] The bottom of the limiting slide plate 4 is provided with a hinge seat 9 whose lower end extends into the supporting shell 1, and the two sides of the nut sleeve 11 are symmetrically provided with hinge seats 12. One end of the transmission connecting rod 13 is hinged to the hinge seat 9, and the other end is hinged to the hinge seat 12. Through the action of the hinge seat 9 and the hinge seat 12, when the nut sleeve 11 moves, the transmission connecting rod 13 can drive the limiting slide plate 4 to move in the limiting slide groove 3.
[0029] A plurality of lower limit blocks 702 are arranged at intervals on the upper part of one side of the lower clamp block 7, and an upper limit block 802 corresponding to the lower limit block 702 is arranged on the lower part of one side of the upper clamp block 8. In this embodiment, the number of the lower limit blocks 702 and the upper limit blocks 802 are both 3, wherein the lower limit blocks 702 and the upper limit blocks 802 are both provided with threaded holes. When the upper clamp block 8 and the lower clamp block 7 are closed, the upper clamp block 8 and the lower clamp block 7 can be fixed by the cooperation of bolts with the upper limit block 802 and the lower limit block 702, so as to clamp and fix the PE water supply pipe placed in the lower arc groove 701 and the upper arc groove 801.
[0030] The support shell 1 is symmetrically provided with handrails 20 on both sides, and the handrails 20 are convenient for the staff to push the device. The bottom of the support shell 1 is provided with multiple universal wheels 19. In this embodiment, the number of universal wheels 19 at the bottom of the support shell 1 is 4, and each universal wheel 19 is installed at the corner of the support shell 1. The universal wheels 19 facilitate the movement of the device.
[0031] When in use, the staff first moves the device to the designated position, opens the upper clamp block 8 located above the lower clamp block 7, and then places the two PE water supply pipes to be butted and hot-melted in the lower arc grooves 701 of the lower clamp blocks 7 of the two clamping components, and makes one end of the PE water supply pipe placed in the lower arc groove 701 extend out of the lower arc groove 701, and the length of the PE water supply pipe extending out of the lower arc groove 701 exceeds the top plate 6, so as to facilitate the butt connection of the two PE water supply pipes. Then rotate the upper clamp block 8, close the upper clamp block 8 and the lower clamp block 7, clamp and fix the PE water supply pipe, at this time the upper limit block 802 and the lower limit block 702 are aligned up and down, and then the upper limit block 802 and the lower limit block 702 are fixed with bolts.
[0032] After the two PE water supply pipes are fixed, start the motor 17, and the output end of the motor 17 drives the driving wheel 18 to rotate, and the driving wheel 18 drives the driven wheel 15 to rotate through the belt 16, and the driven wheel 15 drives the screw rod 10 to rotate in the support shell 1, so that the nut sleeve 11 moves downward on the screw rod 10, and the nut sleeve 11 pulls the two transmission connecting rods 13 downward, so that the two transmission pull rods 13 drive the two limit slide plates 4 to slide in the limit slide groove 3 and approach each other. When the ends of the two PE water supply pipes contact each other, turn off the motor 17, and then the staff can perform the docking and hot-melt work on the two PE water supply pipes.
[0033] The embodiments described above are only preferred embodiments of the utility model and do not limit the scope of implementation of the utility model. Therefore, all equivalent changes or modifications made according to the technical solutions described in the patent scope of the utility model should be included in the scope of the patent application of the utility model.
Claims
1. A docking device for a PE water supply pipe, comprising a support shell (1) and a driving mechanism arranged in the support shell (1), wherein the support shell (1) is a hollow structure, characterized in that: The top of the support shell (1) is provided with a strip groove (2) which communicates with the interior of the support shell (1), and the inner walls of the strip groove (2) are symmetrically provided with limiting sliding grooves (3); A screw rod (10) is vertically arranged inside the support shell (1) and its two ends are rotatably connected to the support shell (1); the drive mechanism is transmission-connected to the screw rod (10); a nut sleeve (11) is transmission-connected to the screw rod (10); transmission components are symmetrically arranged on both sides of the nut sleeve (11); the transmission component comprises a limit slide (4) and a transmission connecting rod (13); the limit slide (4) is located in the limit slide groove (3) and is slidably connected to the support shell (1); one end of the transmission connecting rod (13) is hinged to the nut sleeve (11), and the other end is hinged to the limit slide (4); A clamping assembly is provided on the top of the limiting slide plate (4), the clamping assembly comprising a support column (5), a lower clamping block (7) and an upper clamping block (8); the support column (5) is arranged on the top of the limiting slide plate (4); a top plate (6) is arranged on the top of the support column (5); the lower clamping block (7) is arranged on the top of the top plate (6) and has a lower arc groove (701) on its upper surface; the lower clamping block (7) is hinged to the upper clamping block (8); and an upper arc groove (801) is provided on the bottom of the upper clamping block (8).
2. A docking device for PE water supply pipe according to claim 1, characterized in that: A fixing plate (14) is fixedly arranged at the top of the support shell (1), and two ends of the screw rod (10) are rotatably connected to the fixing plate (14) and the support shell (1) respectively via bearings.
3. A docking device for PE water supply pipe according to claim 1, characterized in that: The driving mechanism comprises a motor (17), a belt (16), and a driven wheel (15) sleeved on a screw rod (10); a driving wheel (18) is provided at the output end of the motor (17); the belt (16) is sleeved on the driving wheel (18) and the driven wheel (15); and the driving wheel (18) is connected to the driven wheel (15) through the belt (16).
4. A docking device for PE water supply pipe according to claim 1, characterized in that: The bottom of the limiting slide plate (4) is provided with an articulated seat 1 (9) whose lower end extends into the support shell (1), and articulated seats 2 (12) are symmetrically provided on both sides of the nut sleeve (11), and one end of the transmission connecting rod (13) is hinged to the articulated seat 1 (9) and the other end is hinged to the articulated seat 2 (12).
5. A docking device for PE water supply pipe according to claim 1, characterized in that: A plurality of lower limit blocks (702) are arranged at intervals on an upper portion of one side of the lower clamping block (7), and an upper limit block (802) corresponding to the lower limit block (702) is provided on a lower portion of one side of the upper clamping block (8).
6. A docking device for PE water supply pipe according to claim 1, characterized in that: Armrests (20) are symmetrically arranged on both sides of the support shell (1), and a plurality of universal wheels (19) are arranged on the bottom of the support shell (1).