CN217723046U

CN217723046U - Lifting type damping supporting seat pipe

Info

Publication number: CN217723046U
Application number: CN202221311739.0U
Authority: CN
Inventors: 程龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-04
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a but over-and-under type shock attenuation supporting seat pipe, including first body, second body and the third body that cup joints in proper order to flexible cooperation each other, the screw rod has been cup jointed to the third body inside, and the second body cup joints the one end of being fixed with the swivel nut in the third body, and the screw rod cup joints the position in the third body through the screw-thread fit drive second body with the swivel nut and moves that stretches out and draws back, and the spring has been cup jointed to the second body, and first body elasticity is flexible under the spring action. Install between cushion and base, independently support, not only can highly adjust, have the cushioning effect simultaneously, the height that the altitude mixture control mainly adapts to different crowds, perfect match support effect, the cushioning effect mainly plays the comfort level effect.

Description

Lifting type damping supporting seat pipe

Technical Field

The utility model belongs to the technical field of the seat, especially, relate to a but over-and-under type shock attenuation supporting seat pipe.

Background

At present, young people have rickets and lumbar muscle strain. Scientific research shows that the factors causing the reasons are caused by long-term sitting in the learning stage, the people sit on a stool for a long time in the learning and writing operation or in class, the upper body lies over a table, the sitting posture causes irreversible injury to the body development, the human spine is in an arched shape for a long time, and the people are difficult to change after the body development is completed. Therefore, on the basis of the problems, a seat is developed, which mainly comprises a cushion and a base, wherein a support rod is supported between the cushion and the base, and the seat belongs to a standing type seat, can keep a straight sitting posture of a body, and solves the side effect caused by long-term sitting.

The bracing piece of current seat is the fixed length, and perhaps the length adjustment of bracing piece is difficult, the crowd that can not deal with each height, and the bracing piece does not have the contractility simultaneously, sits to stand back very uncomfortable. Therefore, the utility model discloses improve on the bracing piece, modify its internal assembly structure, solve the unable comfortable poor problem that leads to with unable elastic support of length regulation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but over-and-under type shock attenuation supporting seat pipe improves on the bracing piece, modifies its internal package assembly, solves the unable adjustment of length and the poor problem of travelling comfort that leads to of unable elastic support.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

a lifting type shock-absorbing supporting seat tube comprises a first tube body, a second tube body and a third tube body which are sequentially sleeved and matched with each other in a telescopic mode, wherein a cushion is installed at the free end of the first tube body, and a base is installed at the free end of the third tube body;

a screw rod is sleeved in the third pipe body, a driving piece for driving the screw rod to rotate is mounted at the lower end, corresponding to the screw rod, of the third pipe body, a screw sleeve is fixed at one end, sleeved on the third pipe body, of the second pipe body, the upper end of the screw rod extends through the screw sleeve and extends to the second pipe body, and the screw rod is matched with threads of the screw sleeve to drive the second pipe body to move in a telescopic mode at the sleeved portion of the third pipe body;

the second pipe body is sleeved with a spring, the lower end of the spring is supported on the threaded sleeve, the upper end of the spring is supported on the first pipe body, and the first pipe body elastically stretches under the action of the spring.

Further, the part that the screw rod extends to in the second body has seted up annular spacing groove, the spacing groove joint has the stopper, the stopper is fixed in the spacing groove for the annular, and the bore of stopper is less than the spring and removes in the spring inboard, the bore of stopper is greater than the swivel nut screw hole for the displacement distance of spacing whole second body.

Furthermore, the limiting block is formed by clamping symmetrical clamping blocks in a left-right central symmetry mode, the clamping blocks are provided with clamping grooves, the two clamping blocks are installed in an up-down overlapping mode, the corresponding clamping grooves surround to form an annular hole, and fixing blocks are arranged at positions, corresponding to notches of the clamping grooves, of the clamping blocks.

Furthermore, a tooth groove is formed in the position, corresponding to the notch, of the clamping groove, and clamping teeth are formed in the position, corresponding to the tooth groove, of the fixing block.

Further, first cutting ferrule is installed to the position that cup joints that first body and second body correspond, the second cutting ferrule is installed to the position that cup joints that second body and third body correspond.

Further, the inner wall of the first clamping sleeve is polygonal, and the part, sleeved in the clamping sleeve, of the first pipe body is a matched polygon.

Furthermore, one end of the first pipe body sleeved in the second pipe body is provided with a curled edge bent outwards, and the upper end of the spring is supported on the curled edge.

Furthermore, the driving piece comprises shells clamped with each other from the left and the right, a cavity is formed inside the two shells after being clamped, a bolt sleeve is installed in the cavity, the shells are provided with through holes for the bolt sleeve to pass through, a circle of bevel teeth is fixed on the outer side wall of the corresponding bolt sleeve in the cavity, a fluted disc matched with the bevel teeth is installed in the cavity, the screw rod extends into the cavity and is fixed in the center of the fluted disc, a bearing groove is formed after the two shells are clamped with each other for installing a bearing, and the bearing is used for sleeving the screw rod.

Furthermore, the first pipe body is correspondingly sleeved with the second pipe body, and the telescopic part of the first pipe body is sleeved with a rubber sleeve which is in a corrugated pipe shape.

Further, the threaded sleeve is detachably mounted, the threaded sleeve is provided with an external thread, the lower end of the second pipe body is provided with an internal thread and is fixed through the thread, and a hexagonal bolt groove is formed in the position, corresponding to the central screw hole, of the threaded sleeve.

The utility model discloses following beneficial effect has: the utility model discloses a seat pipe installs between cushion and base, and independent support not only can be adjusted in height, has the cushioning effect simultaneously, and the altitude mixture control mainly adapts to different crowds' height, and perfect match support effect, cushioning effect mainly play the comfort level effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used for describing the embodiments will be briefly described below.

FIG. 1: the utility model discloses disassemble the structure chart.

FIG. 2: the utility model discloses install whole structure chart.

FIG. 3: the utility model discloses screw rod and swivel nut cooperation structure picture.

FIG. 4: the utility model discloses fixture block structure picture.

FIG. 5: the utility model discloses the inside structure chart of driving piece.

In the drawings, the reference numbers indicate the following list of parts: the first pipe body 1, the second pipe body 2, the third pipe body 3, the screw rod 4, the driving part 7, the threaded sleeve 21, the spring 5, the limiting groove 41, the limiting block 6, the clamping groove 62, the clamping block 61, the fixing block 63, the tooth groove 64, the clamping tooth 65, the first clamping sleeve 20, the second clamping sleeve 30, the turned edge 11, the shell 71, the bolt sleeve 72, the conical tooth 73, the fluted disc 74, the bearing groove 75 and the rubber sleeve 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1-3: a lifting type shock-absorbing supporting seat tube comprises a first tube body 1, a second tube body 2 and a third tube body 3 which are sequentially sleeved and matched with each other in a telescopic mode, wherein a cushion is installed at the free end of the first tube body 1, and a base is installed at the free end of the third tube body 3; specifically, the lower extreme of first body cup joints in second body upper end, and the lower extreme of second body cup joints in the upper end of third body, the upper end installation cushion of first body, and the cushion is similar to the saddle, the lower extreme unable adjustment base of third body, and the base is the disc device for stable laying is subaerial.

A screw rod 4 is sleeved in the third pipe body 3, a driving piece 7 for driving the screw rod 4 to rotate is installed at the lower end, corresponding to the screw rod 4, of the third pipe body 3, the screw rod can be driven to rotate along the axis through the driving piece, a screw sleeve 21 is fixed at one end, sleeved on the third pipe body 3, of the second pipe body 2, an internal thread matched with the external thread of the screw rod is formed in the screw sleeve, the upper end of the screw rod 4 extends through the screw sleeve 21 and extends to the second pipe body 2, and the screw rod 4 drives the second pipe body 2 to stretch and move at the sleeved part of the third pipe body 3 through the thread matching with the screw sleeve 21;

the second pipe body 2 is sleeved with a spring 5, the lower end of the spring 5 is supported on a threaded sleeve 21, the threaded sleeve is installed at the opening of the second pipe body and is annular, and the outer ring side of the threaded sleeve is fixed on the inner side wall of the second pipe body. The upper end of spring 5 supports in first body 1, and first body 1 elastically stretches out and draws back under the effect of spring 5.

The utility model discloses a seat pipe installs between cushion and base, and independent support not only can be adjusted on high, has the cushioning effect simultaneously, and the altitude mixture control mainly adapts to different crowds' height, perfect match supporting effect, and the cushioning effect mainly plays the comfort level effect.

As shown in fig. 3: the part that screw rod 4 extends to in the second body 2 has seted up annular spacing groove 41, and spacing groove 41 joint has stopper 6, and stopper 6 is fixed in spacing groove 41 for the annular, and stopper 6's bore is less than the spring and removes in the spring inboard, and stopper 6's bore is greater than the swivel nut screw hole for the displacement distance of spacing whole second body 2. Because the second body cup joints in the third body, but the in-process that the drive screw and drive second body reciprocated, in order to prevent that the second body from breaking away from the cup joint effect of third body, cause the support unstability easily, so install the stopper on the screw rod, rotate when going up and down to the stopper, explain to have reached and move the upper limit.

As shown in fig. 4: the limiting block 6 is formed by clamping the clamping blocks 61 which are symmetrical in the left center and the right center, the clamping blocks 61 are provided with clamping grooves 62, the two clamping blocks 61 are installed in an up-down overlapped mode, the corresponding clamping grooves 62 are encircled to form annular holes, and the fixing blocks 63 are arranged at positions, corresponding to clamping groove notches, of the clamping blocks 61. The fixture blocks are overlapped up and down, the bottoms of the corresponding clamping grooves are arc-shaped and are used for forming annular holes after being clamped, and the fixture blocks are clamped in the limiting grooves in a left-right splicing mode during installation.

As shown in fig. 4: the position of the clamping groove 62 corresponding to the notch is provided with a tooth groove 64, and the position of the fixed block 63 corresponding to the tooth groove 64 is provided with a clamping tooth 65. The two clamping blocks are clamped to form a stable limiting block.

As shown in fig. 1: first cutting ferrule 20 is installed to the position that cup joints that first body 1 and second body 2 correspond, and second cutting ferrule 30 is installed to the position that cup joints that second body 2 and third body 3 correspond. First cutting ferrule and second cutting ferrule are the plastics external member, install first cutting ferrule and second cutting ferrule earlier during the installation, respectively with the body mouth of pipe interference fit that corresponds, the punching press installation for make the flexible more stable of first body second body, reduce the frictional force of flexible removal.

As shown in fig. 1: the inner wall of the first ferrule 20 is polygonal, and the portion of the first tube body 2 sleeved in the first ferrule 20 is polygonal. The polygon rule of the inner side wall of the first clamping sleeve is basically hexagonal, and the first clamping sleeve is sleeved on the clamping sleeve and used for being matched with the upper part and the lower part in a telescopic mode and rotating in a limiting mode.

As shown in fig. 1: one end of the first pipe body 1 sleeved in the second pipe body 2 is provided with a curled edge 11 which is bent outwards, and the upper end of the spring 5 is supported on the curled edge 11. The supporting part is formed at the upper end of the spring, and the curling edge can prevent the first pipe body from falling off from the upper end of the second pipe body.

As shown in fig. 5: the driving piece 7 comprises a left shell 71 and a right shell 71 which are mutually clamped, a cavity is formed in the two shells 71 after being clamped, a bolt sleeve 72 is installed in the cavity, the shells 71 are provided with through holes for the bolt sleeve to pass through, a circle of conical teeth 73 is fixed on the outer side wall of the corresponding bolt sleeve in the cavity, a fluted disc 74 matched with the conical teeth is installed in the cavity, the screw rod 4 extends into the cavity and is fixed in the center of the fluted disc 74, a bearing groove 75 is formed after the two shells 71 are mutually clamped and is used for installing a bearing, and the bearing is used for sleeving the screw rod 4. The shell closes to piece together the back and forms the cylinder, has seted up the fixed orifices, and the perforation that corresponds with it is seted up to the third body for in being fixed in the third body, the perforation has been seted up to the position that the third body corresponds the bolt cover keyhole, is used for the polytropy spanner to break through and rotates, and the awl tooth is perpendicular with the fluted disc axis, rotates the in-process of bolt cover, and drive fluted disc axis rotates, realizes the motion through the cooperation of awl tooth and fluted disc and turns to. The screw rod correspondingly extends into the driving piece and is cylindrical, and the end point of the fixed gear disc is provided with a square bolt for sleeving and fixing the gear disc.

As shown in fig. 1: the first pipe body 1 is correspondingly sleeved with the second pipe body 2, and the telescopic part is sleeved with a rubber sleeve 12, and the rubber sleeve 12 is in a corrugated pipe shape. The rubber sleeve is used for protecting the telescopic part, and the telescopic part continuously stretches under the continuous compression action of a human body, so that lubricating oil is coated on the telescopic part, the telescopic part is protected by the rubber sleeve, and accidental injury caused by careless touch of hands is prevented.

As shown in fig. 3: the swivel nut 21 is demountable installation, and swivel nut 21 has the external screw thread, and 2 lower extremes of second body have the internal thread, fix through the screw thread, and hexagonal bolt groove has been seted up to the position that the swivel nut 21 corresponds central screw hole. The bolt groove is convenient to assemble, and the polygonal bolt is matched with the bolt groove to reinforce in order to improve the fixing tightness during installation of the thread sleeve.

The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application.

Claims

1. The utility model provides a but over-and-under type shock attenuation supporting seat pipe which characterized in that:

the device comprises a first pipe body (1), a second pipe body (2) and a third pipe body (3) which are sequentially sleeved, the first pipe body, the second pipe body and the third pipe body are in telescopic fit with each other, a cushion is installed at the free end of the first pipe body (1), and a base is installed at the free end of the third pipe body (3);

a screw rod (4) is sleeved in the third pipe body (3), a driving piece (7) for driving the screw rod (4) to rotate is installed at the lower end, corresponding to the screw rod (4), of the third pipe body (3), a threaded sleeve (21) is fixed at one end, sleeved on the third pipe body (3), of the second pipe body (2), the upper end of the screw rod (4) extends through the threaded sleeve (21) and extends to the second pipe body (2), and the screw rod (4) is matched with threads of the threaded sleeve (21) to drive the second pipe body (2) to move telescopically at the sleeved part of the third pipe body (3);

the second pipe body (2) is sleeved with a spring (5), the lower end of the spring (5) is supported on a threaded sleeve (21), the upper end of the spring (5) is supported on the first pipe body (1), and the first pipe body (1) elastically stretches under the action of the spring (5).

2. The elevating cushioned support base tube of claim 1, wherein: annular spacing groove (41) have been seted up to the part that screw rod (4) extended to in second body (2), spacing groove (41) joint has stopper (6), stopper (6) are fixed in spacing groove (41) for the annular, and the bore of stopper (6) is less than the spring and removes in the spring inboard, the bore of stopper (6) is greater than the swivel nut screw hole for the displacement distance of spacing whole second body (2).

3. The elevating cushioned support base tube of claim 2, wherein: the limiting block (6) is formed by clamping blocks (61) which are symmetrical in the left and right centers, the clamping blocks (61) are provided with clamping grooves (62), the two clamping blocks (61) are installed in an up-down overlapped mode, the corresponding clamping grooves (62) are encircled to form an annular hole, and the positions, corresponding to the notches of the clamping grooves, of the clamping blocks (61) are provided with fixing blocks (63).

4. The elevating cushioned support base tube of claim 3, wherein: the position of the clamping groove (62) corresponding to the notch is provided with a tooth groove (64), and the position of the fixed block (63) corresponding to the tooth groove (64) is provided with a clamping tooth (65).

5. The elevating cushioned support base tube of claim 1, wherein: first cutting ferrule (20) is installed in the position of cup jointing that first body (1) and second body (2) correspond, second cutting ferrule (30) is installed in the position of cup jointing that second body (2) and third body (3) correspond.

6. The elevating shock-absorbing seat tube as set forth in claim 5, wherein: the inner wall of the first clamping sleeve (20) is polygonal, and the part, sleeved in the first clamping sleeve (20), of the first pipe body (1) is polygonal and matched with the first clamping sleeve.

7. The elevating cushioned support base tube of claim 6, wherein: one end of the first pipe body (1) is sleeved in the second pipe body (2) and provided with a curled edge (11) bent outwards, and the upper end of the spring (5) is supported on the curled edge (11).

8. The elevating cushioned support base tube of claim 1, wherein: the driving piece (7) is including controlling shell (71) of mutual block, and the inside vacuole formation behind two shell (71) blocks installs in the cavity and ties cover (72), shell (71) are provided with the perforation that supplies to tie the cover to pass, it is fixed with round awl tooth (73) to correspond in the cavity and tie the cover lateral wall, install in the cavity with awl tooth complex fluted disc (74), screw rod (4) extend to in the cavity and are fixed in fluted disc (74) central authorities, still form bearing groove (75) behind two shell (71) mutual blocks for the erection bearing, the bearing is used for cup jointing screw rod (4).

9. The elevating cushioned support base tube of claim 1, wherein: the first pipe body (1) is correspondingly sleeved with the second pipe body (2) and the telescopic part is sleeved with the rubber sleeve (12), and the rubber sleeve (12) is in a corrugated pipe shape.

10. The elevating cushioned support base tube of claim 1, wherein: the threaded sleeve (21) is detachably mounted, the threaded sleeve (21) is provided with an external thread, the lower end of the second pipe body (2) is provided with an internal thread and is fixed through the thread, and a hexagonal bolt groove is formed in the position, corresponding to the central screw hole, of the threaded sleeve (21).