CN210196647U

CN210196647U - Shock attenuation delivery pipe

Info

Publication number: CN210196647U
Application number: CN201921188396.1U
Authority: CN
Inventors: Sida Wu; 吴思达
Original assignee: Guangdong Longjian Engineering Co Ltd
Current assignee: Guangdong Longjian Engineering Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-03-27
Anticipated expiration: 2029-07-25

Abstract

The utility model relates to a damping water supply pipe, which comprises an inner pipe for supplying water and a sleeve for wrapping the inner pipe, wherein the inner peripheral surface of the sleeve is connected with a plurality of groups of sliders in a sliding way along the circumferential direction, the plurality of groups of sliders are symmetrically arranged along a vertical plane where the central axis of the sleeve is positioned, a connecting rope for supporting the inner pipe is connected between the plurality of groups of opposite sliders, and the sleeve is provided with an elastic part for limiting the sliders in a sliding way; the sleeve is provided with a telescopic height adjusting mechanism fixedly connected with the roof. Through the arrangement, when the water flow in the inner pipe is higher in water pressure, the inner pipe is easy to shake violently, the elastic piece absorbs the kinetic energy of shaking of the inner pipe, so that the inner pipe is kept in dynamic stability, and the vibration of the inner pipe is reduced through the flexible support, so that the damage probability of the inner pipe is reduced. Compared with the existing mode of fixing the inner pipe through the hoop and the like, the mode has the advantages that the noise generated by vibration between the inner pipe and the fastening piece when water flows through the mode is reduced, and the living quality of indoor residents is improved.

Description

Shock attenuation delivery pipe

Technical Field

The utility model belongs to the technical field of the technique of delivery pipe and specifically relates to a shock attenuation delivery pipe is related to.

Background

When the existing water supply pipe is used, the vibration quantity of the water supply pipe is large due to the fact that the water pressure in the pipe is large. The violent vibration of the water supply pipe easily causes the pipe joint at the local part of the water supply pipe to be loosened, or the rigid connection part between the water supply pipe and the wall body to be loosened, and even causes the pipeline to be broken.

In order to overcome the defects, the existing water supply pipe is generally provided with a pressure reducing valve, so that the vibration intensity of the water supply pipe can be weakened, but the pressure reducing valve has high use cost and short service life. Therefore, there is room for improvement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a shock attenuation delivery pipe has the effect that reduces the body vibrations to reduce the damage to the body coupling department.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a damping water supply pipe comprises an inner pipe for supplying water and a sleeve for wrapping the inner pipe, wherein the inner peripheral surface of the sleeve is connected with a plurality of groups of sliding blocks in a sliding manner along the circumferential direction, the plurality of groups of sliding blocks are symmetrically arranged along a vertical plane where a central axis of the sleeve is located, a connecting rope for supporting the inner pipe is connected between the plurality of groups of sliding blocks which are opposite to each other, and the sleeve is provided with an elastic piece for limiting the sliding blocks in a sliding manner; the sleeve is provided with a telescopic height adjusting mechanism fixedly connected with the roof.

Through the arrangement, the inner pipe comprises an inner pipe used for water supply, the inner pipe adopts an existing steel pipe or plastic pipe with certain plasticity, is connected through an existing pipe joint, adopts a long integrally formed pipeline, and reduces connection and improves sealing effect. Wherein the inner peripheral surface circular arc of sleeve slides has a plurality of groups slider, and the slider is around telescopic axis circular motion to a plurality of groups slider sets up along two liang of symmetries in the vertical plane at sleeve axis place, and be connected with the connection rope that is used for supporting the inner tube between two liang of just right sliders, and still install the elastic component that hinders the slider gliding in the sleeve. Through the below that will connect the rope and pass the inner tube to place the inner tube on connecting the rope, connect rope downstream and drive the sliding motion who connects rope both ends and extrude the elastic component and save elastic potential energy under the dead weight of inner tube, the inner tube reaches stably when the elasticity of elastic component and the gravity balance of inner tube. Therefore, when the water flow in the inner pipe has larger water pressure, the inner pipe is easy to shake violently, the elastic part absorbs the kinetic energy of shaking of the inner pipe, so that the inner pipe keeps dynamic stability, and the vibration of the inner pipe is reduced through the flexible support, so that the damage probability of the inner pipe is reduced. And through the mode of flexible support, compare current mode of fixing the inner tube through rigid fasteners such as staple bolt, reduced the noise that vibrations and production between inner tube and the fastener when rivers pass through, improved indoor resident's living quality. Wherein through telescopic setting, protect and support the inner tube to there is certain interval at the interval between the inner peripheral surface of inner tube and sleeve, have certain syllable-dividing effect to the inner tube through the sleeve, further reduced the noise when rivers pass through the inner tube. Connect sleeve and roof through length-adjustable's height regulating mechanism to support the sleeve, can improve the adaptability of this shock attenuation delivery pipe, under the irregular condition of some roof structure, can be at the function of certain length within range regulation through height regulating mechanism, be convenient for make the sleeve keep the level, thereby realize the function of the installation of being convenient for, shorten erection time.

The utility model discloses further set up, height adjusting mechanism includes one end and the fixed threaded rod in roof, one end and muffjoint's connecting rod, the threaded rod is all vertical and just to setting up with the connecting rod, the threaded rod is kept away from the one end on roof and is seted up the external screw thread, the connecting rod is kept away from telescopic one end seted up with the spiral shell of threaded rod is to opposite external screw thread, the connecting rod with be connected with the swivel nut between the threaded rod, the swivel nut both ends respectively with threaded rod and connecting rod threaded connection.

Through the setting, the top and the roof of threaded rod are fixed, can be connected through current inflation screwed connection's mode etc.. The external screw thread has all been seted up to threaded rod and the relative one end of connecting rod, and external screw thread opposite direction between them, and the screw thread both ends respectively with the setting of threaded rod and connecting rod threaded connection's swivel nut to when the folk prescription rotates the swivel nut, can realize making connecting rod and threaded rod be close to each other or keep away from simultaneously, thereby realize this height control mechanism length adjustment. Therefore, a user can conveniently adjust the whole sleeve to be in a horizontal state through the height adjusting mechanism, and the inner barrel is convenient to mount and keep stable.

The utility model discloses further set up, the swivel nut outer peripheral face through connection has two sets of jackscrews, the jackscrew with swivel nut threaded connection, it is two sets of the jackscrew inserts the end and supports tightly respectively threaded rod and connecting rod.

Through the arrangement, the jackscrews penetrating through the outer peripheral surface of the screw sleeve are respectively arranged at two ends of the outer periphery of the screw sleeve and are connected with the sleeve threads, the inserting ends of the jackscrews support the threaded rod and the connecting rod tightly by screwing the jackscrews, and therefore the limit of the length of the connecting rod and the threaded rod is realized through the friction force of the inserting ends of the jackscrews, and the limit of the length of the height adjusting mechanism is further realized.

The utility model discloses further set up, two sets of spouts have been seted up along the circumferencial direction to the sleeve inner peripheral surface, the spout circular arc sets up, the slider with the spout cooperation is in slide in the spout, the spout orientation one side of sleeve axis is link up there is logical groove, it follows to lead to the groove the length direction of spout extends, connect the rope and stretch out lead to the groove.

Through the arrangement, the sliding grooves are arranged in pairwise symmetry along the vertical plane where the central axis of the sliding groove is located on the inner circumferential surface of the sleeve, the length direction of the sliding grooves extends along the arc of the inner circumferential surface of the sleeve, the sliding blocks slide in the sliding grooves in an arc mode, the through grooves penetrate through one side, facing the axis of the sleeve, of the sliding groove, the length of the through grooves also extends along the arc of the length direction of the sliding groove, the width of the through grooves is smaller than that of the sliding grooves, and therefore the sliding blocks cannot be separated from the through grooves, and the connecting rope extends out of the. The sliding block is circumferentially limited by the sliding groove, so that the sliding block slides along the arc of the length direction of the sliding groove.

The utility model discloses further set up, the elastic component is for placing spring in the spout, the diameter of spring is greater than lead to the width in groove, spring one end with the bottom butt of spout, the other end with the slider butt.

Through the setting, the spring is selected for use to the elastic component to the diameter of spring is greater than the width that leads to the groove, and the spring is placed in the spout, and the length direction bending deformation of spout is followed to the spring, makes the one end of spring and the bottom butt of spout, the lower terminal surface butt of the other end and slider. Thereby when connecting the gravity that the rope received the inner tube and making the slider move along the spout, slider compression spring made the spring continue elastic potential energy to spring compression elasticity reinforcing under hooke's law's principle, thereby after spring compression deformation to a certain degree, the supporting force of spring to the slider makes the slider atress balanced to stable state, sets up the spring and satisfies when the slider is in balanced state, does not reach the elasticity limit of spring. Therefore, when water flow in the inner pipe generates vibration, the spring absorbs the vibration of the inner pipe and realizes dynamic balance, thereby reducing the damage of the vibration of the inner pipe to the pipe joint or the inner pipe per se.

The utility model discloses further set up, the slider protrusion is fixed with the go-between, the go-between stretches out lead to the groove setting, the go-between is in lead to the inslot and slide, connect the rope with go-between fixed connection.

Through the arrangement, the slider is fixed with the connecting ring extending out of the through groove in a protruding mode, so that when the slider slides in the sliding groove, the connecting ring slides in the through groove and extends out of the inner peripheral surface of the sleeve, the connecting ring is used for facilitating a user to connect two ends of the rope to be connected with the two groups of sliders respectively, and therefore the connecting rope with different lengths can be adjusted or replaced according to the condition of a construction site by using the connecting rope with the number conveniently.

The utility model discloses further set up, the sleeve is formed by a plurality of barrel units along the axis direction concatenation, the barrel unit outer peripheral face stretches out and is fixed with the inserted block, the inserted block is located the one end of barrel unit, the inserted block stretches out the barrel unit along the axis direction of barrel unit, the one end that the inserted block was kept away from to the outer peripheral face of barrel unit is fixed with two sets of level and just to setting up the grip block; when the adjacent cylinder units are spliced, the inserting blocks are inserted between the two groups of clamping blocks of the adjacent cylinder units.

Through the arrangement, the sleeve is formed by splicing the plurality of cylinder units along the axis direction, and the length of the single cylinder unit is shorter than that of the single-section inner pipe, so that the cylinder units can be conveniently transported and installed in a hoisting mode on site. The outer peripheral face of barrel unit stretches out and is fixed with two sets of inserted blocks, and two sets of inserted blocks set up along the axis symmetry of barrel unit, and the inserted block is fixed with the one end of barrel unit and stretches out the barrel unit along the axis direction of barrel unit. Clamping blocks are further mounted at one ends, far away from the difference, of the peripheral surfaces of the barrel units, the clamping blocks are pairwise one group and correspond to the insertion blocks in position, and the pairwise one group of clamping blocks are parallel to each other and are arranged oppositely, so that a slot matched with the insertion blocks is formed between the two groups of clamping blocks. When two adjacent cylinder units are spliced, the insert block of one cylinder unit is inserted between the two groups of clamping blocks of the other cylinder unit. The two groups of barrel units are circumferentially limited through the matching of the clamping blocks and the inserting blocks, so that the two groups of barrel units are opposite and relatively fixed.

The utility model discloses further set up, the grip block with the inserted block has all been link up the through-hole, the inserted block with when the grip block is pegged graft, the connecting rod link up the grip block with the inserted block is connected with the swivel nut, the one end that the swivel nut was kept away from to the connecting rod is fixed with the supporting shoe that the diameter is greater than the through-hole.

Through the arrangement, when the insert block and the clamping block of the adjacent barrel unit are connected in an inserting mode, the through holes of the insert block and the two groups of clamping blocks are arranged just right, the through holes penetrating through the insert block and the two groups of clamping blocks are formed through the connecting rods, under the condition that the insert block and the clamping blocks are further limited, the barrel unit is supported by the supporting block, one end of the threaded sleeve is far away from the connecting rods, and the height adjusting mechanism is convenient to be connected with and support the sleeve.

The utility model discloses further set up, the sleeve inner wall be fixed with a plurality of to the bellied flexure strip of telescopic axis, the flexure strip with the inner tube butt.

Through the setting, be fixed with a plurality of convex flexure strips to sleeve center at the sleeve inner wall, the flexure strip adopts reed or the sheet rubber that has elastic deformation ability, the flexure strip is located the top of inner tube, and with the inner tube butt, thereby cooperation butt is in the connection rope of inner tube below, stability when having improved the inner tube vibrations, certain deformation can take place for the flexure strip, the energy when can absorbing the inner tube vibrations, reduce the vibrations of inner tube, thereby the probability of inner tube damage or coupling damage because of vibrations lead to has been reduced.

The utility model discloses further set up, the breach is seted up on the top of spout, the breach supplies the slider with spring mounting.

Through the arrangement, the notch for installing the sliding block and the spring is formed in the top end of the sliding groove, so that a user can install the sliding block and the spring when installing the sleeve on site, the prefabricating difficulty of each barrel unit of the sleeve is reduced, and the production efficiency is improved.

To sum up, the utility model discloses following beneficial effect has:

1. the barrel units which are mutually spliced and matched are arranged, and the adjacent barrel units are relatively limited while the sleeves are supported through the connecting rods, so that the sleeves are convenient to transport and hoist and mount on site in a manner that the plurality of barrel units form the sleeves; the arrangement of the sleeve can block the noise of the inner pipe in the water supply project, and the life quality of residents is improved;

2. the inner pipe is provided with a plurality of sliding blocks which are arranged on the inner peripheral surface of the sleeve and slide in an arc manner, connecting ropes for supporting the inner pipe are connected between every two opposite sliding blocks, and springs which are abutted to the sliding blocks are matched, so that when water flows in the inner pipe pass through the inner pipe to cause vibration, the energy of the vibration is absorbed through the springs, the vibration of the inner pipe is reduced, and the damage or looseness of the inner pipe body or the pipe joint caused by frequent vibration is reduced;

3. through setting up swivel nut and threaded connection in the connecting rod and the threaded rod at swivel nut both ends, and the external screw thread of connecting rod and threaded rod is opposite to rotate the swivel nut and can make and be close to or keep away from each other between connecting rod and the threaded rod, realize the regulation to height adjustment mechanism's length, thereby be convenient for support and make the sleeve keep the state of relative level to the sleeve.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a cross-sectional view of the sleeve taken along the central axis of the chute in this embodiment;

fig. 3 is an enlarged view of a portion a in fig. 2.

Reference numerals: 11. an inner tube; 12. a sleeve; 13. a barrel unit; 14. an elastic sheet; 2. a slider; 21. connecting ropes; 22. a connecting ring; 3. a chute; 31. a through groove; 32. a notch; 4. a spring; 51. inserting a block; 52. a clamping block; 61. a connecting rod; 611. a support block; 62. a threaded sleeve; 63. a threaded rod; 64. carrying out top thread; 7. a roof.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 2, the utility model discloses a damping water supply pipe, including the inner tube 11 that is used for supplying water circulation and the sleeve 12 of the cavity cylinder type that cup joints outside the inner tube 11, wherein the steel pipe or the plastic tubing that have certain plasticity that commonly used is chooseed for use to inner tube 11, and the bore of sleeve 12 is greater than the bore of inner tube 11. The sleeve 12 comprises a plurality of barrel units 13, and the barrel units 13 are spliced together along the length of the axis.

Wherein, the outer peripheral face of barrel unit 13 stretches out and is fixed with two sets of inserted blocks 51, and two sets of inserted blocks 51 are the axis symmetry setting of barrel unit 13 relatively, and two sets of inserted blocks 51 all are located the one end of barrel unit 13, and the opening of barrel unit 13 is stretched out along the axis direction of barrel unit 13 to inserted blocks 51. The outer peripheral surface of the barrel unit 13 is further fixed with four clamping blocks 52 at one end far away from the end fixed with the insertion block 51, wherein every two clamping blocks 52 are horizontally opposite and symmetrically arranged relative to the axis of the barrel unit 13, every two clamping blocks 52 are arranged corresponding to one insertion block 51, and a slot for the insertion block 51 to enter is formed between the two clamping blocks 52.

When the adjacent cylinder units 13 are connected, the insertion block 51 on the cylinder unit 13 is in insertion fit with the two clamping blocks 52 opposite to the adjacent cylinder units 13, through holes are vertically penetrated in the insertion block 51 and the clamping blocks 52, and the through holes of the insertion block 51 and the clamping blocks 52 are opposite to each other when the insertion block 51 and the clamping blocks 52 are inserted. Still including the connecting rod 61 that link up the through-hole vertical setting of inserted block 51 and grip block 52, the bottom mounting of connecting rod 61 has the supporting shoe 611 that the diameter is greater than the through-hole diameter, carries out the butt spacing through supporting shoe 611 and inserted block 51 or grip block 52, and then hangs the support to sleeve 12.

The roof fixing device further comprises a threaded rod 63 fixedly connected with the fixed fixing device, an external thread is arranged at one end, far away from the roof 7, of the threaded rod 63, an external thread in the opposite direction to the external thread of the threaded rod 63 is arranged at one end, far away from the supporting block 611, of the connecting rod 61, a hollow threaded sleeve 62 is arranged between the connecting rod 61 and the threaded rod 63, and internal threads connected with the threaded rod 63 and the connecting rod 61 in a threaded mode are arranged at two ends of the threaded sleeve. Therefore, the connecting rod 61 and the threaded rod 63 can be close to or far away from each other by rotating the threaded sleeve 62, and further the distance between the sleeve 12 and the roof 7 can be adjusted, so that the damping drain pipe can be hung on the irregular roof 7 conveniently.

Two groups of jackscrews 64 penetrate through the peripheral surface of the screw sleeve 62, the jackscrews 64 are in threaded connection with the screw sleeve 62, the insertion ends of the two groups of jackscrews 64 are respectively abutted to the connecting rod 61 and the threaded rod 63, the connecting rod 61 and the threaded rod 63 are abutted by tightening the jackscrews 64, and the relative distance between the connecting rod 61 and the threaded rod 63 is fixed.

As shown in fig. 2 to 3, the inner circumferential surface of the sleeve 12 is provided with a plurality of sets of sliding grooves 3 along an arc, wherein the sliding grooves 3 are arranged opposite to each other in pairs relative to a vertical plane where the central axis of the barrel unit 13 is located, a through groove 31 penetrates through one side of the sliding groove 3 facing the axis of the sleeve 12, the width of the through groove 31 is smaller than that of the sliding groove 3, the length direction of the through groove 31 extends along the length of the sliding groove 3, and the sliding groove 3 is communicated with the inside of the sleeve 12 through the through.

3 sliding connection of spout has with 3 complex sliders 2 of spout, the circular arc setting of 2 shapes laminating spouts 3 of slider, and slider 2 slides in spout 3, and the width of slider 2 is greater than the width that leads to groove 31 to make slider 2 not deviate from in leading to groove 31, make slider 2 not separate with spout 3. Wherein the slider 2 is fixed with a connecting ring 22 extending out of the through slot 31, and when the slider 2 slides in the sliding slot 3, the connecting ring 22 slides in the through slot 31. Wherein, a connecting rope 21 is connected between the sliding blocks 2 in the two opposite sliding chutes 3, and two ends of the connecting rope 21 are respectively fixedly sleeved with the connecting rings 22 of the two groups of sliding blocks 2. The connection string 21 is passed through the lower portion of the inner tube 11, and the inner tube 11 is placed on the connection string 21, and the inner tube 11 is supported by the connection string 21.

Wherein placed spring 4 in the spout 3, spring 4's diameter is greater than the width that leads to groove 31, and 4 one end of spring and the bottom butt of spout 3, the other end and the lower terminal surface butt of slider 2, spring 4 along 3 shape circular arcs of spout deformation. Wherein the top of spout 3 is seted up and is supplied slider 2 and spring 4 to carry out breach 32 to the length that sets up spring 4 satisfies, when spring 4 only received slider 2's gravity, slider 2 misplaces with breach 32, thereby makes slider 2 be difficult for deviating from in breach 32, and convenient to use person installs and connects rope 21 and places the operation of inner tube 11 on connecting rope 21. And the elastic coefficient of the spring 4 is set to meet the requirement that when the connecting rope 21 supports the inner tube 11 to be balanced, the elastic force of the spring 4 is balanced with the pressure of the sliding block 2 on the spring 4, and at the moment, the spring 4 does not reach the elastic limit and can still continue to be compressed. Therefore, when the inner pipe 11 vibrates due to water flow in the pipe, the vibration energy can be absorbed through the expansion and contraction of the spring 4, so that the vibration of the inner pipe 11 is reduced, and the damage to the body of the inner pipe 11 or the loosening of a pipe joint connected with the inner pipe 11 is reduced.

Wherein the inner wall of sleeve 12 is fixed with a plurality of elastic sheets 14 that have certain deformability, and elastic sheet 14 is protruding to the axis direction circular arc of sleeve 12, and elastic sheet 14 sets up in inner tube 11 top, and elastic sheet 14 and the 11 outer peripheral faces of inner tube, elastic sheet 14 and the cooperation of being connected rope 21 carry on spacingly and have increased the stability of inner tube 11 to inner tube 11. And when the sleeve 12 is deformed by external impact, the elastic sheets 14 conduct the deformation of the sleeve 12 and push the inner tube 11 to move away from the deformation of the sleeve 12, so that the probability of damaging the inner tube 11 is further reduced, and the inner tube 11 is protected.

The implementation principle of the embodiment is as follows:

when the damping water supply pipe is installed, a plurality of threaded rods 63 are fixed at equal intervals on the roof 7, then the threaded sleeves 62 are in threaded connection with the lower ends of the threaded rods 63, a plurality of barrel units 13 sequentially pass through the through holes through the connecting rods 61 to be supported, the adjacent barrel units 13 are connected in a manner that the inserting blocks 51 are inserted into the clamping blocks 52, the connecting rods 61 pass through the through holes of the inserting blocks 51 and the clamping blocks 52 to be in threaded connection with the threaded sleeves, and the barrel units 13 are supported by the supporting blocks 611 at the lower ends of the connecting rods 61. Then, the spring 4 and the slider 2 are sequentially installed in the sliding groove 3 of the sleeve 12, so that the slider 2 compresses the spring 4 to move when being pressed, and the connecting ring 22 of the slider 2 extends out of the through groove 31. Then, the connecting rings 22 of the sliders 2 opposite to each other in the sleeve 12 are fixed with the connecting ropes 21, the inner cylinder penetrates through the inner part of the sleeve 12 and then is placed on the connecting ropes 21, and the inner cylinder is supported through the connecting ropes 21. And the connection ropes 21 can be better attached to the inner cylinder by adjusting the length of each connection rope 21.

Therefore, when the inner pipe 11 generates vibration under the action of water flow, the vibration is transmitted through the connecting rope 21 and the sliding block 2, and the energy of the vibration is absorbed and buffered through the spring 4, so that the effect of damping the inner pipe 11 is achieved, and the damage to the inner pipe 11 or the pipe joint is reduced.

And when the sleeve 12 is deformed by external impact, the elastic sheets 14 conduct the deformation of the sleeve 12 and push the inner tube 11 to move away from the deformation of the sleeve 12, so that the probability of damaging the inner tube 11 is further reduced, and the inner tube 11 is protected.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A damped water supply pipe comprising an inner pipe (11) for water supply, characterized in that: the inner tube structure is characterized by further comprising a sleeve (12) wrapping the inner tube (11), a plurality of groups of sliding blocks (2) are connected to the inner circumferential surface of the sleeve (12) in a sliding mode along the circumferential direction, the groups of sliding blocks (2) are symmetrically arranged along a vertical plane where a central axis of the sleeve (12) is located, a connecting rope (21) supporting the inner tube (11) is connected between the groups of sliding blocks (2) which are opposite to each other, and the sleeve (12) is provided with an elastic piece for limiting the sliding blocks (2) in a sliding mode; the sleeve (12) is provided with a telescopic height adjusting mechanism which is fixedly connected with the roof (7).

2. A damped water supply hose as set forth in claim 1, including: height adjustment mechanism includes connecting rod (61) that one end and fixed threaded rod (63), one end of roof (7) are connected with sleeve (12), threaded rod (63) and connecting rod (61) are equal vertical and just to setting up, the one end that roof (7) were kept away from in threaded rod (63) has seted up the external screw thread, connecting rod (61) are kept away from the one end of sleeve (12) seted up with the spiral shell of threaded rod (63) is to opposite external screw thread, connecting rod (61) with be connected with swivel nut (62) between threaded rod (63), swivel nut (62) both ends respectively with threaded rod (63) and connecting rod (61) threaded connection.

3. A damped water supply hose as set forth in claim 2, including: the outer peripheral surface of the threaded sleeve (62) is in through connection with two groups of jackscrews (64), the jackscrews (64) are in threaded connection with the threaded sleeve (62), and insertion ends of the two groups of jackscrews (64) respectively abut against the threaded rod (63) and the connecting rod (61).

4. A damped water supply hose as set forth in claim 1, including: two groups of sliding grooves (3) are formed in the inner peripheral surface of the sleeve (12) in the circumferential direction, the sliding grooves (3) are arranged in an arc shape, the sliding block (2) is matched with the sliding grooves (3) and slides in the sliding grooves (3), a through groove (31) penetrates through one side, facing the axis of the sleeve (12), of each sliding groove (3), the through groove (31) extends in the length direction of the corresponding sliding groove (3), and the connecting rope (21) extends out of the through groove (31).

5. A damped water supply hose as set forth in claim 4, wherein: the elastic component is a spring (4) placed in the sliding groove (3), the diameter of the spring (4) is larger than the width of the through groove (31), one end of the spring (4) is abutted to the bottom end of the sliding groove (3), and the other end of the spring is abutted to the sliding block (2).

6. A damped water supply hose as set forth in claim 4, wherein: the connecting ring (22) is fixed on the sliding block (2) in a protruding mode, the connecting ring (22) extends out of the through groove (31), the connecting ring (22) slides in the through groove (31), and the connecting rope (21) is fixedly connected with the connecting ring (22).

7. A damped water supply hose as set forth in claim 2, including: the sleeve (12) is formed by splicing a plurality of barrel units (13) along the axis direction, an insert block (51) extends out of the outer peripheral surface of each barrel unit (13), the insert block (51) is located at one end of each barrel unit (13), the insert block (51) extends out of each barrel unit (13) along the axis direction of each barrel unit (13), and two groups of clamping blocks (52) which are horizontally arranged right opposite to each other are fixed at one end, far away from the insert block (51), of the outer peripheral surface of each barrel unit (13); when the adjacent cylinder units (13) are spliced, the inserting blocks (51) are inserted between the two groups of clamping blocks (52) of the adjacent cylinder units (13).

8. A damped water supply hose as set forth in claim 7, wherein: the clamping block (52) and the inserting block (51) are both provided with through holes in a penetrating mode, when the inserting block (51) and the clamping block (52) are connected in an inserting mode, the connecting rod (61) penetrates through the clamping block (52) and the inserting block (51) and is connected with the threaded sleeve (62), and one end, far away from the threaded sleeve (62), of the connecting rod (61) is fixedly provided with a supporting block (611) with the diameter larger than the through holes.

9. A damped water supply hose as set forth in claim 1, including: a plurality of elastic pieces (14) protruding towards the central axis of the sleeve (12) are fixed on the inner wall of the sleeve (12), and the elastic pieces (14) are abutted to the inner tube (11).

10. A damped water supply hose as set forth in claim 5, wherein: a notch (32) is formed in the top end of the sliding groove (3), and the sliding block (2) and the spring (4) are installed through the notch (32).