CN217977662U - Spring seat and shifting fork type pneumatic actuator using same - Google Patents
Spring seat and shifting fork type pneumatic actuator using same Download PDFInfo
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- CN217977662U CN217977662U CN202221853277.5U CN202221853277U CN217977662U CN 217977662 U CN217977662 U CN 217977662U CN 202221853277 U CN202221853277 U CN 202221853277U CN 217977662 U CN217977662 U CN 217977662U
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- spring seat
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Abstract
The utility model belongs to the technical field of the application of the accessory of an actuator, and particularly discloses a spring seat, which comprises a hollow transition part, a sealing fixed part, a limiting part and a spring pull rod through hole; the sealing fixing part is arranged in one end face of the hollow transition part, the limiting part is arranged on the outer wall of the other end of the hollow transition part, and the spring pull rod through hole is formed in the sealing fixing part. The utility model discloses a spring holder and use its fork pneumatic actuator's of shifting beneficial effect lies in: 1. the integral structure is made by integrally molding and casting alloy steel, is not easy to deform and has long service life; 2. the through groove structure that increases can carry out good radiating effect on the one hand, and on the other hand has also practiced thrift the use of alloy steel casting material, reduce cost.
Description
Technical Field
The utility model belongs to the technical field of the executor accessory is used, concretely relates to spring holder and use its shifting fork formula pneumatic actuator.
Background
The spring seat is matched with the spring cylinder, the spring pull rod, the spring, the guide transmission assembly and the shifting fork to use, is a main component of the pneumatic actuator, is installed in the spring cylinder during assembly and is matched with the spring pull rod and the spring to use, the shifting fork and the guide transmission assembly are used for carrying out reset control on the guide rod and the piston rod, and finally the state of the piston connected with the piston rod is controlled.
According to the spring seat structure, whether the design of the spring seat structure is reasonable or not can directly influence the working state of the pneumatic actuator, the spring seat structure used at present can not be matched with the spring on the inner wall of the spring cylinder to carry out timely reset control on the piston rod through the spring pull rod, the guide rod, the shifting fork and the guide transmission assembly, and the stable control of the ball valve and the plug valve can not be applied.
Therefore, based on the above problem, the utility model provides a spring holder and use its fork pneumatic actuator.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a spring holder and use its shifting fork formula pneumatic actuator, the problem that the piston rod can't control the piston and in time reset among the solution background art.
The technical scheme is as follows: a first aspect of the present invention provides a spring seat, which includes a hollow transition portion, a seal fixing portion, a limiting portion, and a spring rod through hole; the sealing fixing part is arranged in one end face of the hollow transition part, the limiting part is arranged on the outer wall of the other end of the hollow transition part, and the spring pull rod through hole is formed in the sealing fixing part.
According to the technical scheme, the spring seat further comprises two groups of through grooves which are arranged in the hollow transition part and are close to the limiting part, and circular limiting holes which are symmetrically arranged in the outer layer of the limiting part.
According to the technical scheme, the hollow transition portion is arranged to be cylindrical or horn-shaped, and the limiting portion is arranged to be of a circular plate type structure.
According to the technical scheme, the hollow transition part, the sealing fixing part, the limiting part, the spring pull rod through hole, the round limiting hole and the through groove are made of integrally-formed alloy steel, and the overall height dimension is 346mm-366mm.
According to the technical scheme, the inner diameter of the hollow transition portion is 129.8-146mm, the outer diameter of the hollow transition portion is 158mm, the thickness of the sealing fixing portion is 18-20mm, the diameter of the sealing fixing portion is 158mm, the diameter of the limiting portion is 246mm, the diameter of the spring pull rod through hole is 35-36mm, the diameter of the circular limiting hole is 10mm, the depth groove is 19mm, and the length of the through groove is 203mm.
According to the technical scheme, the thickness of the hollow transition part is 6-12mm, and a right-angle structure is formed between the connecting surfaces of the limiting part and the hollow transition part.
The second aspect of the utility model provides a shifting fork formula pneumatic actuator is equipped with the spring holder for cooperate the use with shift fork, spring cartridge, spring pull rod, spring, direction drive assembly, carry out reset control to guide bar, the piston rod of being connected with direction drive assembly.
Compared with the prior art, the utility model discloses a spring holder and use its fork pneumatic actuator's of shifting beneficial effect lies in: 1. the integral structure is made by integrally molding and casting alloy steel, is not easy to deform and has long service life; 2. the through groove structure that increases can carry out good radiating effect on the one hand, and on the other hand has also practiced thrift alloy steel casting material's use, reduce cost.
Drawings
Fig. 1 is a front sectional structural view of a spring seat according to the present invention;
fig. 2 is a front view of a spring seat according to the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of the limiting portion and the circular limiting hole of the spring seat of the present invention
FIG. 4 is a schematic structural view of another embodiment of a spring retainer according to the present invention;
FIG. 5 is a pictorial view of a spring retainer according to the present invention;
wherein, the sequence numbers in the figure are as follows: 100-hollow transition part, 101-sealing fixed part, 102-limiting part, 103-spring pull rod through hole, 104-circular limiting hole and 105-through groove.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example one
A spring seat as shown in fig. 1, 2, 3 and 4, comprising a hollow transition portion 100, a seal fixing portion 101, a limiting portion 102, a spring rod through hole 103 and a circular limiting hole 104;
a seal retainer 101 is disposed in an end face of the hollow transition portion 100,
the limiting part 102 is arranged on the outer wall of the other end of the hollow transition part 100,
a spring rod through hole 103 is provided in the seal retainer 101,
the circular position-limiting holes 104 are symmetrically arranged in the outer layer of the position-limiting part 102.
Example two
A spring seat as shown in fig. 1, 2, 3 and 4, comprising a hollow transition portion 100, a seal fixing portion 101, a limiting portion 102, a spring rod through hole 103 and a circular limiting hole 104;
a seal retainer 101 is disposed in an end face of the hollow transition portion 100,
the limiting part 102 is arranged on the outer wall of the other end of the hollow transition part 100,
the spring rod through hole 103 is provided in the seal fixing portion 101,
the circular limiting holes 104 are symmetrically arranged in the outer layer of the limiting part 102, and are arranged in the hollow transition part 100 and are close to two groups of through grooves 105 of the limiting part 102.
In the spring seat according to the first or second embodiment of the present invention, preferably, the hollow transition portion 100 is formed in a cylindrical shape or a horn shape, and the stopper portion 102 is formed in a circular plate-like structure.
Preferably, in the spring seat according to the first or second structural embodiment, the hollow transition portion 100, the seal fixing portion 101, the limiting portion 102, the spring pull rod through hole 103, the circular limiting hole 104 and the through groove 105 are made of integrally formed alloy steel, and the overall height dimension is 346mm to 366mm.
In addition, preferably, the inner diameter of the hollow transition part 100 is 129.8-146mm, the outer diameter is 158mm, the thickness of the seal fixing part 101 is 18-20mm, the diameter is 158mm, the diameter of the limiting part 102 is 246mm, the diameter of the spring pull rod through hole 103 is 35-36mm, the diameter of the circular limiting hole 104 is 10mm, the depth of the groove is 19mm, and the length of the through groove 105 is 203mm.
In addition, the thickness of the hollow transition part 100 is preferably 6-12mm, and the connecting surface between the limiting part 102 and the hollow transition part 100 is in a right-angle structure.
The application shifting fork type pneumatic actuator with the structure is provided with the spring seat and is used for being matched with a shifting fork, a spring cylinder, a spring pull rod, a spring and a guide transmission assembly to reset and control a guide rod and a piston rod which are connected with the guide transmission assembly.
The structure principle or the working principle of the spring seat of the structure is as follows:
firstly, a spring seat is placed on a spring on the inner wall of a spring barrel and is installed in a matching way, a hollow transition part 100 is positioned in the spring, one end of the spring is clamped in a right-angle connecting surface of the hollow transition part 100 and a limiting part 102,
then the spring pull rod is arranged in the seal fixing part 101 through the spring pull rod through hole 103 and is fixed through a locking nut on the spring pull rod,
finally, when a spring pull rod connected with the guide transmission assembly rotates through a shifting fork to drive the sealing fixing part 101, the hollow transition part 100 and the limiting part 102 to move synchronously, a spring clamped in a right-angle connecting surface of the hollow transition part 100 and the limiting part 102 applies a pulling force opposite to that of the shifting fork, the guide transmission assembly and the spring pull rod to the sealing fixing part 101, the hollow transition part 100 and the limiting part 102; after the rotating force of the shifting fork disappears, under the action of the reverse pulling force of the spring, the spring pull rod, the guide transmission assembly, the shifting fork, the guide rod and the piston rod are driven to recover to the original position, namely, the piston rod drives the piston to reset, and pneumatic control is realized (the spring cylinder, the spring pull rod, the spring, the guide transmission assembly, the guide rod, the piston and the like are all the prior art).
In addition, the added round limiting hole 104 can be matched with a limiting bulge arranged in the spring barrel for use, and corresponding limiting control is carried out on the stroke of the spring seat.
Fig. 5 is a pictorial view of a spring seat.
Having shown and described the basic principles and essential features of the invention and the advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A spring seat characterized in that: comprises a hollow transition part (100), a sealing fixing part (101), a limiting part (102) and a spring pull rod through hole (103); the sealing fixing part (101) is arranged in one end face of the hollow transition part (100), the limiting part (102) is arranged on the outer wall of the other end of the hollow transition part (100), and the spring pull rod through hole (103) is arranged in the sealing fixing part (101).
2. A spring seat according to claim 1, wherein: the spring seat further comprises two groups of through grooves (105) which are arranged in the hollow transition portion (100) and close to the limiting portion (102), and circular limiting holes (104) which are symmetrically arranged in the outer layer of the limiting portion (102).
3. A spring seat according to claim 2, wherein: the hollow transition part (100) is arranged to be cylindrical or trumpet-shaped, and the limiting part (102) is arranged to be a circular plate type structure.
4. A spring seat according to claim 2, wherein: the hollow transition part (100), the sealing fixing part (101), the limiting part (102), the spring pull rod through hole (103), the round limiting hole (104) and the through groove (105) are made of integrally-formed alloy steel, and the overall height dimension is 346-366 mm.
5. A spring seat according to claim 4, wherein: the inner diameter of the hollow transition part (100) is 129.8-146mm, the outer diameter of the hollow transition part is 158mm, the thickness of the sealing fixing part (101) is 18-20mm, the diameter of the sealing fixing part is 158mm, the diameter of the limiting part (102) is 246mm, the diameter of the spring pull rod through hole (103) is 35-36mm, the diameter of the circular limiting hole (104) is 10mm, the depth of the circular limiting hole is 19mm, and the length of the through groove (105) is 203mm.
6. A spring seat according to claim 5, wherein: the thickness of the hollow transition part (100) is 6-12mm, and a right-angle structure is formed between the connecting surface of the limiting part (102) and the hollow transition part (100).
7. Shifting fork type pneumatic actuator is characterized in that: the spring seat is assembled with any one of 1-6 and is used for matching with a shifting fork, a spring cylinder, a spring pull rod, a spring and a guide transmission assembly to perform reset control on a guide rod and a piston rod which are connected with the guide transmission assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221853277.5U CN217977662U (en) | 2022-07-19 | 2022-07-19 | Spring seat and shifting fork type pneumatic actuator using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221853277.5U CN217977662U (en) | 2022-07-19 | 2022-07-19 | Spring seat and shifting fork type pneumatic actuator using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217977662U true CN217977662U (en) | 2022-12-06 |
Family
ID=84279265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221853277.5U Active CN217977662U (en) | 2022-07-19 | 2022-07-19 | Spring seat and shifting fork type pneumatic actuator using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217977662U (en) |
-
2022
- 2022-07-19 CN CN202221853277.5U patent/CN217977662U/en active Active
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