CN216447224U

CN216447224U - Novel hydraulic cylinder piston rod head

Info

Publication number: CN216447224U
Application number: CN202122486705.7U
Authority: CN
Inventors: 马俊明
Original assignee: Jianhu Haisheng Machinery Manufacture Co ltd
Current assignee: Jianhu Haisheng Machinery Manufacture Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-05-06
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a novel hydraulic cylinder piston rod head, which relates to the technical field of hydraulic cylinders and comprises a piston rod, wherein a C-shaped rod head is fixedly arranged on the outer wall of one end of the piston rod, and an arc-shaped stop block is arranged in the inner cavity of the C-shaped rod head in a sliding way, an operator pushes the fan-shaped pushing block forwards by pointing to the front direction with a hand, the arc-shaped check block main body can be driven to perform arc-shaped sliding on the C-shaped rod head together, so that the lower end of the arc-shaped check block main body moves into the embedded arc-shaped groove, thereby realizing the blocking effect on the opening of the C-shaped rod head, when an operator needs to open the opening of the C-shaped rod head and is connected with external equipment, then can promote fan-shaped promotion piece backward, fan-shaped promotion piece then can drive the lower extreme of arc dog main part and separate from embedding arc wall, after being connected between the equipment, the action of fan-shaped promotion piece is promoted forward in the repetition again, realizes the block of C type pole head.

Description

Novel hydraulic cylinder piston rod head

Technical Field

The utility model relates to the technical field of hydraulic cylinders, in particular to a novel piston rod head of a hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. It has simple structure and reliable operation. When it is used to implement reciprocating movement, it can save speed reducer, and has no transmission gap and stable movement, so that it can be extensively used in various mechanical hydraulic systems. The output end of the hydraulic cylinder is generally provided with a piston rod head for driving external equipment.

The present hydraulic cylinder piston rod head is convenient for connect, generally all will be provided with the circular block, but because the circular block is circular, its surface does not have the breach, this just leads to when being connected with the connecting piece that does not have open structure equally, just can't connect the operation, still need look for the connecting piece in addition and connect, and it is very inconvenient to use.

To the above problem, a novel hydraulic cylinder piston rod head is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel hydraulic cylinder piston rod head, which works by adopting the device, so that the problems that the hydraulic cylinder piston rod head in the background is generally provided with a round block for facilitating connection, but the round block is round, the surface of the round block is not provided with a notch, so that the connection operation cannot be carried out when the round block is connected with a connecting piece which is also of a non-opening structure, and the connecting piece needs to be found for connection, and the use is very inconvenient are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel hydraulic cylinder piston rod head comprises a piston rod, wherein a C-shaped rod head is fixedly installed on the outer wall of one end of the piston rod, an arc-shaped stop block is arranged in an inner cavity of the C-shaped rod head in a sliding mode, a sliding hole is formed in the top surface of the upper end of the C-shaped rod head, an embedded arc-shaped groove is formed in the bottom surface of the lower end of an opening of the C-shaped rod head, and an installation groove is formed in the outer wall of the lower end of the C-shaped rod head;

the arc dog includes arc dog main part and the fan-shaped piece that promotes of fixed mounting on arc dog main part one end middle part outer wall, and fan-shaped piece that promotes slides and sets up in the sliding hole, and the lower extreme of arc dog main part runs through in the upper end top surface of C type rod head opening part.

Further, be provided with the interior logical groove that slides on the middle part inner wall of sliding hole both sides respectively, the upper end of arc dog main part slides and sets up in the interior logical groove that slides, is provided with the arc slide on the upper and lower both ends inner wall of sliding hole both sides respectively.

Furthermore, a clamping block is fixedly installed on the bottom surface of the inner cavity of the embedded arc-shaped groove.

Furthermore, a driving mechanism is arranged at an opening of the inner cavity of the mounting groove.

Further, the joint piece includes the joint shell and the trapezoidal fixture block of slidable mounting respectively in joint shell both ends inner chamber, and the outer end of trapezoidal fixture block is the surface setting of protrusion joint shell, on the both ends inner chamber inner wall of joint shell respectively fixed mounting have the restriction installation piece, restriction installation piece sets up the inboard department at trapezoidal fixture block, and install reset spring on the restriction installation piece, reset spring's one end is installed on the inboard outer wall of trapezoidal fixture block, install on the inboard lower extreme outer wall of trapezoidal fixture block and connect the rope, the middle part lower extreme fixed mounting of joint shell inner chamber has the restriction cover, and the connection rope that is arranged in joint shell both ends inner chamber all is and passes the setting of restriction cover, and the other end setting of connecting the rope is in mounting groove.

Furthermore, drive mechanism includes that square pressing block and the extrusion spring of installing on square pressing block bottom surface, and fixed mounting has the connecting rod on the one end bottom surface of square pressing block, and connects the one end fixed mounting of rope on the lower extreme outer wall of connecting rod.

Furthermore, a connecting embedded block is fixedly installed on the bottom surface of the lower end of the arc-shaped stop block main body.

Further, be provided with the embedding recess on the middle part bottom surface of connecting the embedding piece, be provided with triangle mounting groove on the both sides inner wall of embedding recess inner chamber respectively, and the outer end activity joint of trapezoidal fixture block is in triangle mounting groove.

Furthermore, be provided with little ball on the four corners outer wall of fan-shaped promotion piece both sides respectively, and little ball sets up in the arc slide.

Compared with the prior art, the utility model has the following beneficial effects:

1. the novel hydraulic cylinder piston rod head provided by the utility model has the advantages that an operator pushes the fan-shaped pushing block forwards by pointing to the front direction with a hand, the arc-shaped check block main body can be driven to perform arc-shaped sliding on the C-shaped rod head together, so that the lower end of the arc-shaped check block main body moves into the embedded arc-shaped groove, thereby realizing the blocking effect on the opening of the C-shaped rod head, when an operator needs to open the opening of the C-shaped rod head and is connected with external equipment, the fan-shaped pushing block can be pushed backwards, the fan-shaped pushing block can drive the lower end of the arc-shaped stop block main body to separate from the embedded arc-shaped groove, after the devices are connected, then the fan-shaped pushing block is repeatedly pushed forwards to realize the blocking of the C-shaped rod head, the arrangement is convenient and fast to operate, meanwhile, on the premise of ensuring the pulling effect of the piston rod head of the hydraulic cylinder on the external equipment, the connecting piece without an opening can be connected.

2. According to the novel hydraulic cylinder piston rod head provided by the utility model, after the lower end of the arc-shaped check block main body is inserted into the embedded arc-shaped groove, the clamping block can be embedded into the inner cavity of the embedded groove, and the outer end of the trapezoid clamping block can be automatically clamped into the triangular mounting groove under the action of the reset spring, so that the arc-shaped check block main body can be integrally fixed.

3. According to the novel hydraulic cylinder piston rod head, when the arc-shaped check block body is required to lose the fixing effect, the square pressing block can be pressed inwards, the square pressing block can drive the connecting rod to move towards the inner side of the mounting groove together, one end of the connecting rope can be pulled downwards at the moment, the connecting rope does not have stretchability, the trapezoid clamping block can be driven to move towards the inner cavity of the clamping shell, the trapezoid clamping block is separated from the triangular mounting groove, the arc-shaped check block body can lose the fixing effect, after hands are loosened, the clamping block and the driving mechanism reset under the action of the reset spring and the extrusion spring, and the operation is convenient and rapid.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 3 is a cross-sectional view of the lower end of the C-shaped head of the present invention;

FIG. 4 is a cross-sectional view of a clamping block of the present invention;

FIG. 5 is a perspective view of the arc-shaped stopper of the present invention;

fig. 6 is a cross-sectional view of a connection insert of the present invention.

In the figure: 1. a piston rod; 2. a C-shaped club head; 21. a slide hole; 211. sliding the inner through groove; 212. an arc-shaped slideway; 22. embedding into the arc-shaped groove; 221. a clamping block; 2211. clamping the shell; 2212. a trapezoidal fixture block; 2213. limiting the mounting block; 2214. a return spring; 2215. connecting ropes; 2216. a restraining sleeve; 23. installing a groove; 231. a drive mechanism; 2311. a square pressing block; 2312. a compression spring; 2313. a connecting rod; 3. an arc-shaped stop block; 31. an arc-shaped stop block main body; 311. connecting the embedded block; 3111. embedding the groove; 3112. a triangular mounting groove; 32. a fan-shaped pushing block; 321. and (5) small balls.

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.

In order to solve the technical problem of how to make the piston rod head of the hydraulic cylinder conveniently connect a connecting piece without a notch on the surface, as shown in figures 1-3, the following preferable technical scheme is provided:

the utility model provides a novel pneumatic cylinder piston rod head, including piston rod 1, fixed mounting has C type pole head 2 on the one end outer wall of piston rod 1, and slide in the inner chamber of C type pole head 2 and be provided with arc dog 3, be provided with slide opening 21 on the upper end top surface of C type pole head 2, be provided with embedding arc wall 22 on the lower extreme bottom surface of C type pole head 2 opening part, be provided with mounting groove 23 on the lower extreme outer wall of C type pole head 2, arc dog 3 includes arc dog main part 31 and the fan-shaped piece 32 that promotes of fixed mounting on the outer wall of arc dog main part 31 one end middle part, and promote fan-shaped piece 32 and slide and set up in slide opening 21, the lower extreme of arc dog main part 31 runs through in the upper end top surface of C type pole head 2 opening parts.

Specifically, the operator pushes the sector pushing block 32 forward by pointing to drive the arc-shaped block main body 31 to slide in an arc shape on the C-shaped club head 2, so that the lower end of the arc-shaped block main body 31 can move into the embedded arc-shaped groove 22, thereby realizing the blocking effect on the opening of the C-shaped rod head 2, when an operator needs to open the opening of the C-shaped rod head 2 and is connected with external equipment, the fan-shaped pushing block 32 can be pushed backwards, the fan-shaped pushing block 32 can drive the lower end of the arc-shaped stop block main body 31 to separate from the embedded arc-shaped groove 22, after the equipment is connected, then the fan-shaped pushing block 32 is repeatedly pushed forwards to realize the blocking of the C-shaped rod head 2, the arrangement is convenient and quick to operate, meanwhile, on the premise of ensuring the pulling effect of the piston rod head of the hydraulic cylinder on the external equipment, the connecting piece without an opening can be connected.

In order to solve the technical problem of how to fix and separate the arc-shaped stopper body 31, as shown in fig. 1 to 6, the following preferred technical solutions are provided:

the inner walls of the middle parts of two sides of the sliding hole 21 are respectively provided with a sliding inner through groove 211, the upper end of the arc-shaped stopper body 31 is slidably arranged in the sliding inner through groove 211, the inner walls of the upper and lower ends of two sides of the sliding hole 21 are respectively provided with an arc-shaped slide rail 212, the bottom surface of the inner cavity embedded in the arc-shaped groove 22 is fixedly provided with a clamping block 221, the opening of the inner cavity of the mounting groove 23 is provided with a driving mechanism 231, the clamping block 221 comprises a clamping shell 2211 and a trapezoidal fixture block 2212 which is respectively slidably arranged in the inner cavities of two ends of the clamping shell 2211, the outer end of the trapezoidal fixture block 2212 protrudes out of the surface of the clamping shell 2211, the inner walls of the inner cavities of two ends of the clamping shell 2211 are respectively and fixedly provided with a limiting installation block 2213, the limiting installation block 2213 is arranged at the inner side of the trapezoidal fixture block 2212, a reset spring 2214 is arranged on the limiting installation block 2213, one end of the reset spring 2214 is arranged on the inner outer wall of the trapezoidal fixture block 2212, install on the lower extreme outer wall of trapezoidal fixture block 2212 inboard and connect rope 2215, the middle part lower extreme fixed mounting of joint shell 2211 inner chamber has restriction cover 2216, and be located the connection rope 2215 in joint shell 2211 both ends inner chamber and all be and pass the setting of restriction cover 2216, and the other end setting of connecting rope 2215 is in mounting groove 23, actuating mechanism 231 includes square pressure piece 2311 and installs the extrusion spring 2312 on square pressure piece 2311 bottom surface, fixed mounting has connecting rod 2313 on square pressure piece 2311's the one end bottom surface, and the one end fixed mounting of connecting rope 2215 is on the lower extreme outer wall of connecting rod 2313.

Fixed mounting has connection embedding piece 311 on the lower extreme bottom surface of arc dog main part 31, be provided with embedding recess 3111 on the middle part bottom surface of connection embedding piece 311, be provided with triangle mounting groove 3112 on the both sides inner wall of embedding recess 3111 inner chamber respectively, and trapezoidal fixture block 2212's outer end activity joint is in triangle mounting groove 3112, be provided with little ball 321 on the four corners outer wall of fan-shaped promotion piece 32 both sides respectively, and little ball 321 sets up in arc slide 212, little ball 321 is used for carrying on spacingly and reducing wear fan-shaped promotion piece 32.

Specifically, after the lower extreme of arc dog main part 31 is pegged graft and is gone into embedding arc wall 22, joint piece 221 then can be embedded into the inner chamber of embedding recess 3111, and trapezoidal fixture block 2212's outer end then can be under reset spring 2214's effect during automatic joint advances triangle mounting groove 3112 to can realize fixing arc dog main part 31's whole.

Further, when needs lose fixed effect with arc dog main part 31, then the accessible inwards presses square press block 2311, square press block 2311 then can drive connecting rod 2313 together to the inboard motion of mounting groove 23, the one end of connecting rope 2215 this moment can be by the pulling down, because it does not have the stretchability to connect rope 2215, then can drive trapezoidal fixture block 2212 and remove in to the inner chamber of joint shell 2211, thereby make separation between trapezoidal fixture block 2212 and the triangle mounting groove 3112, can make arc dog main part 31 lose fixed effect, after the release, under reset spring 2214 and extrusion spring 2312's effect, joint piece 221 and actuating mechanism 231 reset, convenient and fast get up in the operation.

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.

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. The utility model provides a novel pneumatic cylinder piston rod head, includes piston rod (1), its characterized in that: the outer wall of one end of the piston rod (1) is fixedly provided with a C-shaped rod head (2), an arc-shaped stop block (3) is arranged in an inner cavity of the C-shaped rod head (2) in a sliding mode, a sliding hole (21) is formed in the top surface of the upper end of the C-shaped rod head (2), an embedded arc-shaped groove (22) is formed in the bottom surface of the lower end of an opening of the C-shaped rod head (2), and an installation groove (23) is formed in the outer wall of the lower end of the C-shaped rod head (2);

arc dog (3) include arc dog main part (31) and fixed mounting fan-shaped promotion piece (32) on arc dog main part (31) one end middle part outer wall, and fan-shaped promotion piece (32) slide and set up in slide opening (21), and the lower extreme of arc dog main part (31) runs through in the upper end top surface of C type pole head (2) opening part.

2. The novel hydraulic cylinder piston rod head of claim 1, wherein: the inner walls of the middle parts of the two sides of the sliding hole (21) are respectively provided with a sliding inner through groove (211), the upper end of the arc-shaped check block main body (31) is arranged in the sliding inner through groove (211) in a sliding mode, and the inner walls of the upper end and the lower end of the two sides of the sliding hole (21) are respectively provided with an arc-shaped slide way (212).

3. The novel hydraulic cylinder piston rod head of claim 2, wherein: and a clamping block (221) is fixedly installed on the bottom surface of the inner cavity of the embedding arc-shaped groove (22).

4. The novel hydraulic cylinder piston rod head of claim 3, wherein: and a driving mechanism (231) is arranged at the opening of the inner cavity of the mounting groove (23).

5. The novel hydraulic cylinder piston rod head of claim 4, wherein: the clamping block (221) comprises a clamping shell (2211) and trapezoidal clamping blocks (2212) which are respectively slidably installed in inner cavities at two ends of the clamping shell (2211), the outer ends of the trapezoidal clamping blocks (2212) are arranged on the surface of the clamping shell (2211) in a protruding mode, limiting installation blocks (2213) are respectively and fixedly installed on the inner walls of the inner cavities at two ends of the clamping shell (2211), the limiting installation blocks (2213) are arranged at the inner sides of the trapezoidal clamping blocks (2212), return springs (2214) are installed on the limiting installation blocks (2213), one ends of the return springs (2214) are installed on the outer walls of the inner sides of the trapezoidal clamping blocks (2212), connecting ropes (2215) are installed on the outer walls of the lower ends of the inner sides of the trapezoidal clamping blocks (2212), limiting sleeves (2216) are fixedly installed at the lower ends of the middle of the inner cavities of the clamping shell (2211), and the connecting ropes (2215) in the inner cavities at two ends of the clamping shell (2211) penetrate through the limiting sleeves (2216), and the other end of the connecting rope (2215) is arranged in the mounting groove (23).

6. The novel hydraulic cylinder piston rod head of claim 5, wherein: the driving mechanism (231) comprises a square pressing block (2311) and an extrusion spring (2312) arranged on the bottom surface of the square pressing block (2311), a connecting rod (2313) is fixedly arranged on the bottom surface of one end of the square pressing block (2311), and one end of a connecting rope (2215) is fixedly arranged on the outer wall of the lower end of the connecting rod (2313).

7. The novel hydraulic cylinder piston rod head of claim 6, wherein: and a connecting embedded block (311) is fixedly arranged on the bottom surface of the lower end of the arc-shaped stop block main body (31).

8. The novel hydraulic cylinder piston rod head of claim 7, wherein: be provided with embedding recess (3111) on the middle part bottom surface of connecting embedding piece (311), be provided with triangle mounting groove (3112) on the both sides inner wall of embedding recess (3111) inner chamber respectively, and the outer end activity joint of trapezoidal fixture block (2212) is in triangle mounting groove (3112).

9. The novel hydraulic cylinder piston rod head of claim 8, characterized in that: the fan-shaped pushing block (32) is characterized in that small balls (321) are respectively arranged on the outer walls of four corners of two sides of the fan-shaped pushing block, and the small balls (321) are arranged in the arc-shaped slide ways (212).