CN215487388U

CN215487388U - Nitrogen spring component with guide structure

Info

Publication number: CN215487388U
Application number: CN202022864216.6U
Authority: CN
Inventors: 徐空军
Original assignee: Jiangsu Lishen Mould Manufacturing Co ltd
Current assignee: Jiangsu Lishen Mould Manufacturing Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2022-01-11
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a nitrogen spring component with a guide structure, which relates to the field of nitrogen springs and comprises a nitrogen spring main body, a telescopic rod is connected between the inner walls of the nitrogen spring main body in a sliding way, one end of the telescopic rod extends out of the nitrogen spring main body, the circumferential side of one end of the telescopic rod, which is positioned in the nitrogen spring main body, is sleeved with a radial supporting device, the radial supporting device comprises a plurality of supporting plates which are in sliding connection with the telescopic rod, a plurality of springs are arranged among the plurality of supporting plates, the periphery of one end of the telescopic rod extending out of the nitrogen spring main body is fixedly connected with a T-shaped rod through a connecting rod, the end surface of the penetrating end of the nitrogen spring main body by the telescopic rod is provided with a T-shaped groove extending into the tube body of the nitrogen spring main body, one end of the T-shaped rod extends into the pipe body of the nitrogen gas spring main body through the T-shaped groove and is connected with the pipe body in a sliding mode. This nitrogen gas spring component with guide structure can radially carry out spacingly when having realized that the telescopic link removes.

Description

Nitrogen spring component with guide structure

Technical Field

The utility model relates to the field of nitrogen springs, in particular to a nitrogen spring component with a guide structure.

Background

The nitrogen spring is a member having an elastic function, which seals high-pressure nitrogen in a certain container, compresses the nitrogen by an external force through a plunger rod, and expands by the high-pressure nitrogen to obtain a certain elastic pressure when the external force is removed. The nitrogen spring is a novel elastic component taking high-pressure nitrogen as a working medium, has the advantages of small volume, large elasticity, long stroke, stable work, precise manufacture, long service life, gentle elasticity curve, no need of pre-tightening, controllable elasticity and the like, and can realize the work which is difficult to be finished by conventional elastic components such as metal springs, rubber pads, air cushions and the like;

the existing nitrogen spring in the market at present has poor unbalance loading resistance, poor stable operation capability of a piston rod, easy unbalance loading caused by the reciprocating motion of the piston rod, scratch and air leakage of the piston rod and short service life of a product.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a nitrogen spring component with a guide structure, and solves the problems that the existing nitrogen spring in the market at present is poor in unbalance loading resistance, poor in stable running capability of a piston rod, easy to cause unbalance loading when the piston rod moves back and forth, easy to scratch and leak the piston rod, and short in service life of a product.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: including the nitrogen gas spring main part, sliding connection has the telescopic link between the inner wall of nitrogen gas spring main part, the nitrogen gas spring main part is extended to the one end of telescopic link, radial strutting arrangement has been cup jointed in week that the telescopic link is located the inside one end of nitrogen gas spring main part, radial strutting arrangement includes a plurality of and telescopic link sliding connection's backup pad, and is a plurality of all be provided with a plurality of springs between the backup pad, the telescopic link extends week side that nitrogen gas spring main part one end and is provided with the direction subassembly, the direction subassembly includes T shape pole, T shape pole passes through connecting rod and telescopic link fixed connection, the terminal surface that the nitrogen gas spring main part runs through one end by the telescopic link is seted up and is extended into the inside T-shaped groove of nitrogen gas spring main part body pipe shaft, the one end of T shape pole is passed through the T-shaped groove and is extended into in the pipe body of nitrogen gas spring main part and rather than sliding connection.

Preferably, one end of the telescopic rod, which is positioned in the nitrogen spring main body, is fixedly connected with a limiting plate.

Preferably, two ends of the spring are fixedly connected with two adjacent sides of the two support plates respectively.

Preferably, the auxiliary supporting device is sleeved on the peripheral side of one end, extending out of the nitrogen spring main body, of the telescopic rod.

Preferably, the auxiliary supporting device comprises a mounting plate which is in sliding connection with the telescopic rod, one side of the mounting plate is fixedly connected with a sheath through a connecting rod, and the inner wall of the sheath is abutted to the peripheral side of the telescopic rod.

(III) advantageous effects

The utility model provides a nitrogen spring member with a guide structure. The method has the following beneficial effects:

(1) this nitrogen gas spring component with guide structure, through being provided with the direction subassembly, direction subassembly and telescopic link fixed connection and with nitrogen gas spring main part sliding connection, the telescopic link is located the cooperation of the week side sliding connection of the inside one end of nitrogen gas spring main part with radial strutting arrangement for backup pad among the radial strutting arrangement fills the clearance of telescopic link and nitrogen gas spring main part inner wall, T shape pole removes thereupon when the telescopic link is flexible, can radially carry on spacingly to it when having realized that the telescopic link removes.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 3 is a schematic view of a guide assembly according to the present invention;

FIG. 4 is a schematic view of the main structure of the nitrogen spring of the present invention;

FIG. 5 is a schematic view of a radial support apparatus of the present invention;

FIG. 6 is a schematic view of an auxiliary supporting device according to the present invention.

In the figure: 1. a nitrogen spring body; 11. a T-shaped slot; 2. a telescopic rod; 21. a limiting plate; 3. a guide assembly; 31. a T-shaped rod; 32. a connecting rod; 4. an auxiliary support device; 41. mounting a plate; 42. a sheath; 43. a connecting rod; 5. a radial support means; 51. a support plate; 52. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: including nitrogen spring main part 1, sliding connection has telescopic link 2 between nitrogen spring main part 1's inner wall, nitrogen spring main part 1 is extended to telescopic link 2's one end, radial strutting arrangement 5 has been cup jointed to the week side that telescopic link 2 is located 1 inside one end of nitrogen spring main part, radial strutting arrangement 5 includes a plurality of backup pads 51 with 2 sliding connection of telescopic link, all be provided with a plurality of springs 52 between a plurality of backup pads 51, backup pad 51 is the annular structure of circle, backup pad 51's internal diameter is the same with 2 diameters of telescopic link, backup pad 51's external diameter is the same with 1 internal diameters of nitrogen spring main part, to telescopic link 2, the clearance between 1 inner walls of nitrogen spring main part is filled, increase telescopic link 2 and nitrogen spring main part 1's area of contact, increase telescopic link 2's radial steady force.

The telescopic link 2 extends the week side of 1 one end of nitrogen gas spring main part and is provided with direction subassembly 3, direction subassembly 3 includes T shape pole 31, T shape pole 31 passes through connecting

rod

32 and 2 fixed connection of telescopic link, nitrogen gas spring main part 1 is seted up by the terminal surface that telescopic link 2 runs through one end and is extended into the inside T-slot 11 of 1 pipe shaft of nitrogen gas spring main part, the one end of T shape pole 31 is passed through T-slot 11 and is extended into in the pipe shaft of nitrogen gas spring main part 1 and rather than sliding connection, when telescopic link 2 is elongated, T shape pole 31 cooperation T-slot 11, make telescopic link 2 more stable.

One end fixedly connected with limiting plate 21 that telescopic link 2 is located nitrogen spring main part 1 avoids telescopic link 2 transition flexible, shifts out nitrogen spring main part 1.

Two ends of the spring 52 are respectively fixedly connected with two adjacent sides of the two support plates 51, and the spring 52 enables each support plate 51 to be uniformly unfolded, so that the radial stabilizing force of the telescopic rod 2 is increased.

The telescopic link 2 extends out the week side of 1 one end of nitrogen spring main part and has cup jointed supplementary strutting arrangement 4, supplementary strutting arrangement 4 include with telescopic link 2 sliding connection's mounting panel 41, connecting rod 43 fixedly connected with sheath 42 is passed through to one side of mounting panel 41, the inner wall of sheath 42 contradicts with the week side of telescopic link 2.

When the telescopic rod 2 extends, the limiting plate 21 moves along with the telescopic rod 2, the spring 52 contracts to drive the supporting plates 51 to be close to each other, and the T-shaped rod 31 is moved out of the nitrogen spring main body 1 along with the extension of the telescopic rod 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A nitrogen gas spring member with guide structure which characterized in that: the nitrogen spring comprises a nitrogen spring main body (1), wherein a telescopic rod (2) is connected between the inner walls of the nitrogen spring main body (1) in a sliding manner, and one end of the telescopic rod (2) extends out of the nitrogen spring main body (1);

the circumferential side of one end, positioned inside the nitrogen spring main body (1), of the telescopic rod (2) is sleeved with a radial supporting device (5), the radial supporting device (5) comprises a plurality of supporting plates (51) which are in sliding connection with the telescopic rod (2), and a plurality of springs (52) are arranged among the supporting plates (51);

a guide assembly (3) is arranged on the periphery of one end, extending out of the nitrogen spring main body (1), of the telescopic rod (2), the guide assembly (3) comprises a T-shaped rod (31), and the T-shaped rod (31) is fixedly connected with the telescopic rod (2) through a connecting rod (32);

the end face of one end, penetrated by the telescopic rod (2), of the nitrogen spring main body (1) is provided with a T-shaped groove (11) extending into the tube body of the nitrogen spring main body (1);

one end of the T-shaped rod (31) extends into the tube body of the nitrogen spring main body (1) through the T-shaped groove (11) and is connected with the tube body in a sliding mode.

2. The nitrogen spring member with guide structure as claimed in claim 1, wherein: one end of the telescopic rod (2) located in the nitrogen spring main body (1) is fixedly connected with a limiting plate (21).

3. The nitrogen spring member with guide structure as claimed in claim 1, wherein: two ends of the spring (52) are respectively fixedly connected with two adjacent sides of the two support plates (51).

4. The nitrogen spring member with guide structure as claimed in claim 1, wherein: the telescopic rod (2) extends out of the side of one end of the nitrogen spring main body (1) and is sleeved with the auxiliary supporting device (4).

5. The nitrogen spring member with guide structure as claimed in claim 4, wherein: auxiliary stay device (4) include with telescopic link (2) sliding connection's mounting panel (41), connecting rod (43) fixedly connected with sheath (42) are passed through to one side of mounting panel (41), the inner wall of sheath (42) is contradicted with the week side of telescopic link (2).