CN217784186U - Bidirectional gas-controlled speed reducer control assembly - Google Patents
Bidirectional gas-controlled speed reducer control assembly Download PDFInfo
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- CN217784186U CN217784186U CN202221624493.2U CN202221624493U CN217784186U CN 217784186 U CN217784186 U CN 217784186U CN 202221624493 U CN202221624493 U CN 202221624493U CN 217784186 U CN217784186 U CN 217784186U
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- upper cover
- control
- piston
- pressure switch
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Abstract
The utility model provides a two-way gas control's reduction gear control assembly, cover at the cylinder block with control and set up first fast intubate joint and second fast intubate joint respectively, the cylinder block with control the sealed joint of upper cover, and between run through sealed slip and be provided with the piston fork axle, piston fork axle tip end is only supported and is connected pressure switch, control the upper cover lateral wall and run through and be provided with the venthole that is used for second fast intubate joint, piston fork axle lateral wall is provided with the ring channel with the venthole intercommunication, and then form two solitary air cavities, respectively to first fast intubate joint and second fast intubate joint admit air, control piston fork axle horizontal slip, and then realize opening and closing of control pressure switch; the problem of influence through return spring among the prior art put into gear, move back the fender performance, simple structure, convenient to use, this application can be directly reform transform on the one-way gas control among the prior art controls the assembly, and main part spare part can be used each other, has reduced the kind of new part, has controlled manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of the engineering machine tool makes, concretely relates to two-way air control's reduction gear control assembly.
Background
In the field of engineering machinery, aiming at the large-tonnage and ultra-large-tonnage crane markets, an FJZL1000 hydraulic power transmission speed reducer is generally adopted in the prior art to meet the power transmission requirement of a heavy-duty crane and serves as an auxiliary power transmission mechanism to output power input by a hydraulic motor for speed reduction and torque increase to an axle so as to ensure that the axle at the tail part of the crane has enough driving force and ensure that the heavy-duty crane safely and stably runs on various terrains.
The control assembly of the hydraulic power transmission speed reducer is a one-way air control structure, gear engaging is carried out through air pressure, and gear returning is carried out through a return spring, so that the hydraulic power transmission speed reducer has the advantages of being reliable in structure, simple to operate, low in failure rate, convenient to maintain and the like. In one-way gas control structure, return spring's selection directly influences the performance of putting into gear, moving back the gear, and the spring soft partially can make the piston can not the return, and the spring hard partially can arouse the difficulty of putting into gear.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a two-way air control's reduction gear control assembly, simple structure has guaranteed the reliability of control mechanism under various complicated operating modes.
The utility model discloses a realize through following technical scheme:
a bidirectional pneumatic control speed reducer control assembly comprises a cylinder body and a control upper cover;
the side wall of the cylinder body is provided with a pressure switch, and the end part of the cylinder body is provided with a first quick insertion pipe joint; the side wall of the operating upper cover is provided with a second quick insertion pipe joint;
the cylinder body is hermetically clamped with the operating upper cover, a piston fork shaft penetrates through the cylinder body in a sealing and sliding manner, and the end part of the piston fork shaft is connected with a pressure switch in a propping manner;
the side wall of the operating upper cover is provided with an air outlet hole for the second quick insertion pipe joint in a penetrating manner, and the side wall of the piston fork shaft is provided with an annular groove communicated with the air outlet hole;
and the side wall of the cylinder body is provided with an air outlet hole for the first quick insertion pipe joint in a penetrating manner.
Further, the pressure switch adopts an air pressure resistant pressure switch.
Furthermore, O-shaped rings are sleeved on the piston fork shaft bodies on two sides of the annular groove.
Further, the O-shaped ring is made of rubber materials.
Further, a pressure sensing end at the bottom of the pressure switch is of an inverted cone structure;
the end part of the piston fork shaft, which is abutted against the pressure sensing end of the pressure switch, is provided with an inclined plane which is attached to the inverted cone-shaped structure.
Further, a gasket is arranged on the side wall of the cylinder body, which is clamped with the operation upper cover.
Further, the operation upper cover is provided with a cavity, and the side wall of the cavity is provided with a vent plug.
Furthermore, the tail section of the piston fork shaft is arranged in the cavity of the operating upper cover, and the tail part of the piston fork shaft is clamped on the side wall of the cavity of the operating upper cover.
Furthermore, the tail section of the piston fork shaft is sleeved with a shifting fork, and the shifting fork is fixedly connected with the tail section of the piston fork shaft through a locking screw.
Furthermore, the locking screw and the shifting fork rod body are connected with reinforcing ribs.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model provides a two-way gas control's reduction gear control assembly, cover at the cylinder block with control and set up first fast intubate joint and second fast intubate joint respectively, the cylinder block with control the sealed joint of upper cover, and between run through sealed slip and be provided with the piston fork axle, piston fork axle tip end is only supported and is connected pressure switch, control the upper cover lateral wall and run through and be provided with the venthole that is used for second fast intubate joint, piston fork axle lateral wall is provided with the ring channel with the venthole intercommunication, and then form two solitary air cavities, respectively to first fast intubate joint and second fast intubate joint admit air, control piston fork axle horizontal slip, and then realize opening and closing of control pressure switch; the problem of influence through return spring among the prior art put into gear, move back the fender performance, simple structure, convenient to use, this application can be directly reform transform on the one-way gas control among the prior art controls the assembly, and main part spare part can be used each other, has reduced the kind of new part, has controlled manufacturing cost.
Furthermore, the piston fork shaft bodies on the two sides of the annular groove are all sleeved with O-shaped rings which are made of rubber materials and used for sealing the two air cavities and preventing high-pressure air from escaping.
Further, piston fork shaft tail section cover is equipped with the shift fork, and the shift fork passes through locking screw fixed connection with piston fork shaft tail section, and the shift fork is used for connecting the reduction gear, and then realizes the gear engagement and the shelves that move back of reduction gear through gaseous effect.
Drawings
Fig. 1 is a schematic structural diagram of a bidirectional pneumatic control speed reducer operating assembly according to an embodiment of the present invention.
In the figure: the device comprises a cylinder body 9, an operating upper cover 3, a pressure switch 11, a first quick insertion pipe joint 10, a second quick insertion pipe joint 12, a piston fork shaft 2, an annular groove 13, an O-shaped ring 7, a gasket 8, a shifting fork 4, a locking screw 5, a reinforcing rib 14 and a vent plug 1.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, article, or apparatus.
The utility model provides a bidirectional pneumatic control speed reducer control assembly, as shown in figure 1, comprising a cylinder body 9 and a control upper cover 3;
the side wall of the cylinder body 9 is provided with a pressure switch 11, and the end part of the cylinder body is provided with a first quick insertion pipe joint 10; the side wall of the operating upper cover 3 is provided with a second quick insertion pipe joint 12;
the cylinder body 9 is hermetically clamped with the operating upper cover 3, a piston fork shaft 2 penetrates through the cylinder body and is hermetically and slidably arranged between the cylinder body and the operating upper cover, and the end part of the piston fork shaft 2 is in butt joint with a pressure switch 11;
the side wall of the operating upper cover 3 is provided with an air outlet hole for the second quick pipe joint 12 in a penetrating way, and the side wall of the piston fork shaft 2 is provided with an annular groove 13 communicated with the air outlet hole;
the side wall of the cylinder body 9 is provided with an air outlet hole for the first quick-insertion pipe joint 10 in a penetrating manner.
Specifically, this application can be directly reformed transform on the one-way gas control among the prior art handles the assembly, and the spare part of main part can be used each other, and then has reduced the kind of new parts, has controlled manufacturing cost.
Preferably, the pressure switch 11 is an air pressure resistant pressure switch, so that accurate output of gear engaging and gear disengaging signals can be ensured.
Further, the first quick pipe connector 10 and the second quick pipe connector 12 are controlled by solenoid valves, so that high-pressure gas cannot be introduced into the first quick pipe connector and the second quick pipe connector simultaneously.
Preferably, the shaft bodies of the piston fork shafts 2 positioned at two sides of the annular groove 13 are sleeved with O-shaped rings 7; specifically, the O-shaped ring 7 is made of a rubber material, so that the sealing effect is improved.
Preferably, the pressure sensing end at the bottom of the pressure switch 11 is of an inverted cone structure; the tip of piston yoke 2 and pressure switch 11's forced induction end butt is provided with the inclined plane of laminating mutually with the back taper structure, improves 2 tip of piston yoke and pressure switch 11's degree of coupling.
Preferably, a gasket 8 is arranged on the side wall where the cylinder block 9 and the operating upper cover 3 are clamped, and the gasket 8 is made of a flexible material, and can be made of rubber and the like, and is used for improving the sealing degree of the cylinder block 9 and the operating upper cover 3.
Preferably, the operating upper cover 3 is provided with a cavity, the side wall of the cavity is provided with a vent plug 1, and the vent plug 1 can be used for balancing the air pressure inside the speed reducer, so that the applicability and the universality of the application are improved.
Preferably, the tail section of the piston fork shaft 2 is arranged in a cavity of the operating upper cover 3, and the tail part of the piston fork shaft 2 is clamped on the side wall of the cavity of the operating upper cover 3, further, the tail section of the piston fork shaft 2 is sleeved with a shifting fork 4, the shifting fork 4 is fixedly connected with the tail section of the piston fork shaft 2 through a locking screw 5, and further, the rod bodies of the locking screw 5 and the shifting fork 4 are connected with a reinforcing rib 14;
specifically, shift fork 4 can be used to connect the reduction gear, and then through the removal of piston fork axle 2, can realize shift fork 4 to the gear engaging and the gear withdrawing of speed reduction, compares with the scheme that adopts one-way gas control assembly among the prior art, and this application is obvious to the promotion of engaging gear power and gear disengaging power, can satisfy the operation requirement of heavy-duty crane under various operating modes.
When the utility model is used, the air outlet of the second quick pipe joint 12 and the annular groove 13 form a sealed air cavity, and when high-pressure air is introduced into the second quick pipe joint 12, the piston fork shaft 2 and the cylinder block 9 and the control upper cover 3 generate relative displacement; meanwhile, the end part of the piston fork shaft 2 and the inner wall of the cylinder body 9 form a sealed air cavity, and when high-pressure air is introduced into the first quick insert pipe joint 10, the piston fork shaft 2, the cylinder body 9 and the operating upper cover 3 generate reverse relative displacement; in the process of moving the piston fork shaft 2, the end part of the piston fork shaft provides pressure for the pressure switch 11, so that the pressure switch 11 is turned on and off;
the shifting fork 4 can be driven in the moving process of the piston fork shaft 2, and the speed reducer connected with the shifting fork 4 finishes the operation of gear engaging or gear disengaging.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. A bidirectional pneumatic control speed reducer operating assembly is characterized by comprising a cylinder body (9) and an operating upper cover (3);
the side wall of the cylinder body (9) is provided with a pressure switch (11), and the end part of the cylinder body is provided with a first quick insertion pipe joint (10); a second quick-insertion pipe joint (12) is arranged on the side wall of the operating upper cover (3);
the cylinder body (9) is in sealed clamping connection with the operating upper cover (3), a piston fork shaft (2) penetrates through the cylinder body and is arranged in a sealed sliding mode, and the end portion of the piston fork shaft (2) is in butt connection with a pressure switch (11);
the side wall of the operating upper cover (3) is provided with an air outlet hole for the second quick insertion pipe joint (12) in a penetrating way, and the side wall of the piston fork shaft (2) is provided with an annular groove (13) communicated with the air outlet hole;
and the side wall of the cylinder body (9) is provided with an air outlet hole for the first quick-insertion pipe joint (10) in a penetrating way.
2. A bi-directional pneumatic control retarder actuator assembly according to claim 1, characterised in that the pressure switch (11) is a pressure resistant pressure switch.
3. A bi-directional air-controlled retarder control assembly according to claim 1, characterised in that the piston fork shafts (2) on both sides of the annular groove (13) are provided with O-rings (7) on the shaft bodies.
4. A bi-directional gas controlled retarder actuator assembly according to claim 3, characterised in that the O-ring (7) is of rubber material.
5. A bi-directional gas controlled retarder actuator assembly according to claim 1, characterised in that the pressure sensing end at the bottom of the pressure switch (11) is of an inverted cone structure;
the end part of the piston fork shaft (2) which is abutted against the pressure sensing end of the pressure switch (11) is provided with an inclined plane which is attached to the inverted cone-shaped structure.
6. A bi-directional gas-controlled retarder actuator assembly according to claim 1, characterised in that the side walls of the cylinder block (9) and the actuating head (3) which are clamped together are provided with a gasket (8).
7. A bi-directional pneumatically controlled retarder manipulation assembly according to claim 1, characterized in that the manipulation top cover (3) is provided with a cavity, the side walls of which are provided with a breather plug (1).
8. A bi-directional air-controlled reducer operating assembly according to claim 7, characterized in that the tail of the piston fork shaft (2) is arranged in the cavity of the operating upper cover (3), and the tail is clamped on the side wall of the cavity of the operating upper cover (3).
9. A bidirectional pneumatic control speed reducer operating assembly according to claim 7, wherein a shifting fork (4) is sleeved on the tail section of the piston fork shaft (2), and the shifting fork (4) is fixedly connected with the tail section of the piston fork shaft (2) through a locking screw (5).
10. A bi-directional pneumatically controlled retarder actuator assembly according to claim 9, characterised in that the locking screw (5) and the fork (4) are provided with ribs (14) on their shank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221624493.2U CN217784186U (en) | 2022-06-27 | 2022-06-27 | Bidirectional gas-controlled speed reducer control assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221624493.2U CN217784186U (en) | 2022-06-27 | 2022-06-27 | Bidirectional gas-controlled speed reducer control assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217784186U true CN217784186U (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221624493.2U Active CN217784186U (en) | 2022-06-27 | 2022-06-27 | Bidirectional gas-controlled speed reducer control assembly |
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| Country | Link |
|---|---|
| CN (1) | CN217784186U (en) |
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- 2022-06-27 CN CN202221624493.2U patent/CN217784186U/en active Active
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