CN211371259U - Double-step clamp type connecting transmission structure - Google Patents
Double-step clamp type connecting transmission structure Download PDFInfo
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- CN211371259U CN211371259U CN201922307377.2U CN201922307377U CN211371259U CN 211371259 U CN211371259 U CN 211371259U CN 201922307377 U CN201922307377 U CN 201922307377U CN 211371259 U CN211371259 U CN 211371259U
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- push rod
- piston
- hole
- pressing plate
- baffle ring
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Abstract
The utility model relates to a double-step clamp type connection transmission structure; comprises a piston and a push rod; the end part of the push rod is sleeved on the piston and is fixedly connected with the piston through a first locking part; the first locking part comprises an annular groove formed in the outer wall of the push rod inwards, a baffle ring sleeved on the annular groove and a pressing plate fixed on the upper end face of the piston; the piston is provided with a first through hole for the piston to pass through and a second through hole which is abutted against the outer wall of the baffle ring; the pressing plate is provided with a third through hole which is concentric with the first through hole, and the bottom of the pressing plate is also provided with a ring body which is inserted into the second through hole and the gap of the push rod; the lower end surface of the ring body is abutted against the upper end surface of the baffle ring; the piston is provided with a first through hole and a second through hole which are stepped, the baffle ring sleeved on the push rod is arranged on the step, the pressure plate fixed on the piston compresses the baffle ring, and the push rod is fixedly connected with the piston.
Description
Technical Field
The utility model relates to a connection structure, a transmission structure is connected to two step clamp formula.
Background
The conventional connection mode of the piston and the push rod adopts threaded connection, the connection mode is usually not timely, and when the piston acts, the push rod cannot act along with the piston in time; in addition, the adoption of threaded connection is often low in stability and safety; how to improve the stability and the safety between the piston and the push rod becomes a problem which needs to be solved urgently by researchers of the company.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: how to improve the stability and the safety between the piston and the push rod;
in order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model relates to a double-step clamp type connection transmission structure; comprises a piston and a push rod; the end part of the push rod is sleeved on the piston and is fixedly connected with the piston through a first locking part; the first locking part comprises an annular groove formed in the outer wall of the push rod inwards, a baffle ring sleeved on the annular groove and a pressing plate fixed on the upper end face of the piston; the piston is provided with a first through hole for the piston to pass through and a second through hole which is abutted against the outer wall of the baffle ring; the inner diameter of the first through hole is consistent with the diameter of the push rod, the inner diameter of the first through hole is smaller than that of the second through hole, and the inner diameter of the second through hole is consistent with the outer diameter of the baffle ring; the pressing plate is provided with a third through hole which is concentric with the first through hole, and the bottom of the pressing plate is also provided with a ring body which is inserted into the second through hole and the gap of the push rod; the outer diameter of the ring body is consistent with the diameter of the second through hole, the inner diameter of the ring body is consistent with the diameter of the push rod, and the lower end face of the ring body abuts against the upper end face of the baffle ring;
the push rod is fixed on the piston through the first locking part, and the first through hole and the second through hole on the piston form a double-step structure; the baffle ring is sleeved on the annular groove of the push rod, and the lower end face of the baffle ring is abutted against the step, so that the push rod is limited to move in one direction relative to the piston; the second through hole and the push rod gap are filled through the ring body, and the press plate is fixed on the piston to limit the movement of the push rod relative to the piston in the other direction; in conclusion, the push rod is fixed on the piston, when the actuating mechanism moves up and down, the transmission force acts on the split type retaining rings at the two ends respectively, the step transmission is the same, when the actuating mechanism requires quick response and turn-off (generally within 2S), compared with a threaded connection structure, the structure has higher stability and safety, and the good performance of the actuating mechanism is ensured.
How to fix the push rod and the supporting plate, the utility model adopts the structure that the push rod is also sleeved with a tray, and the push rod is fixedly connected with the tray through a second locking part; the second locking part and the first locking part are consistent in structure;
the push rod is fixedly connected with the supporting plate through the second locking part, and the second locking part is consistent with the first locking part in structure.
How with clamp plate and piston fixed connection, the utility model discloses a be provided with the screw on the clamp plate, the screw passes clamp plate and piston fixed connection.
Because the length of the push rod is too long, the axes of the push rod are easily caused to be not on the same straight line in the movement process, so that the piston collides with the cylinder body in the movement process, and how to enable the longer push rod to be in the same straight line in the movement process, the utility model discloses a push rod comprises a first push rod and a second push rod which are concentrically arranged, the end parts of the first push rod and the second push rod are both sleeved with flanges, and the two flanges are locked and connected through a set screw;
the push rods are arranged in sections, the push rods in multiple sections are connected through the flanges, and the two flanges are locked.
The utility model has the advantages that: the utility model relates to a transmission structure is connected to two step clamp formula, through the first of seting up the step on the piston, the through-hole, will overlap the fender ring of deciding on the push rod and arrange the step in, the clamp plate of fixing on the piston compresses tightly and keeps off the ring, with push rod and piston fixed connection, when actuating mechanism moves from top to bottom, the driving force acts on the bisection fender ring at both ends respectively, be equal to the step transmission, when actuating mechanism requires the quick response to turn-off (within 2S generally required), compare with threaded connection structure, this structure has higher stability and security, ensure actuating mechanism have good performance.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the ring-shaped groove structure of the present invention;
FIG. 3 is an exploded view of the pressing plate and the piston of the present invention;
in the figure: 1-piston, 2-push rod, 21-first push rod, 22-second push rod, 3-annular groove, 4-baffle ring, 5-pressing plate, 51-screw, 6-first through hole, 7-second through hole, 8-third through hole, 9-ring body, 10-tray, 11-flange and 12-set screw.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-3, the utility model is a double-step clamp type connection transmission structure; comprises a piston 1 and a push rod 2; the end part of the push rod 2 is sleeved on the piston 1 and is fixedly connected with the piston 1 through a first locking part; the first locking part comprises an annular groove 3 formed in the outer wall of the push rod inwards, a baffle ring 4 sleeved on the annular groove 3 and a pressing plate 5 fixed on the upper end face of the piston 1; a first through hole 6 for the push rod 2 to pass through and a second through hole 7 for the push rod to abut against the outer wall of the baffle ring 4 are formed in the piston 1; the inner diameter of the first through hole 6 is consistent with the diameter of the push rod 2, the inner diameter of the first through hole 6 is smaller than that of the second through hole 7, and the inner diameter of the second through hole 7 is consistent with the outer diameter of the baffle ring 4; a third through hole 8 which is concentric with the first through hole 6 is formed in the pressing plate 5, and a ring body 9 which is inserted into the gap between the second through hole 7 and the push rod 2 is further arranged at the bottom of the pressing plate 5; the outer diameter of the ring body 9 is consistent with the diameter of the second through hole 7, the inner diameter of the ring body 9 is consistent with the diameter of the push rod 2, and the lower end face of the ring body 9 abuts against the upper end face of the baffle ring 4;
the push rod is fixed on the piston through the first locking part, and the first through hole and the second through hole on the piston form a double-step structure; the baffle ring is sleeved on the annular groove of the push rod, and the lower end face of the baffle ring is abutted against the step, so that the push rod is limited to move in one direction relative to the piston; the second through hole and the push rod gap are filled through the ring body, and the press plate is fixed on the piston to limit the movement of the push rod relative to the piston in the other direction; in conclusion, the push rod is fixed on the piston, when the actuating mechanism moves up and down, the transmission force acts on the split type retaining rings at the two ends respectively, the step transmission is the same, when the actuating mechanism requires quick response and turn-off (generally within 2S), compared with a threaded connection structure, the structure has higher stability and safety, and the good performance of the actuating mechanism is ensured.
As shown in fig. 1, how to fix the push rod and the supporting plate, the utility model adopts that a tray 10 is further sleeved on the push rod 8, and the push rod 10 is fixedly connected with the tray 10 through a second locking part; the second locking part and the first locking part are consistent in structure;
the push rod is fixedly connected with the supporting plate through the second locking part, and the second locking part is consistent with the first locking part in structure.
As shown in fig. 1 and 3, how to fixedly connect the pressing plate with the piston, the utility model discloses a screw 51 is provided on the pressing plate 5, and the screw 51 passes the pressing plate 5 and is fixedly connected with the piston 1.
As shown in fig. 1, because the length of the push rod is too long, the axes of the push rod are easily caused to be not on the same straight line in the moving process, so that the piston collides with the cylinder body in the moving process, and how to make the longer push rod be in the same straight line in the moving process, the utility model discloses a push rod 2 comprises a first push rod 21 and a second push rod 22 which are concentrically arranged, flanges 11 are respectively sleeved at the end parts of the first push rod 21 and the second push rod 22, and the two flanges 11 are locked and connected through a set screw 12;
the push rods are arranged in sections, the push rods in multiple sections are connected through the flanges, and the two flanges are locked.
The utility model relates to a transmission structure is connected to two step clamp formula, through the first of seting up the step on the piston, the through-hole, will overlap the fender ring of deciding on the push rod and arrange the step in, the clamp plate of fixing on the piston compresses tightly and keeps off the ring, with push rod and piston fixed connection, when actuating mechanism moves from top to bottom, the driving force acts on the bisection fender ring at both ends respectively, be equal to the step transmission, when actuating mechanism requires the quick response to turn-off (within 2S generally required), compare with threaded connection structure, this structure has higher stability and security, ensure actuating mechanism have good performance.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides a transmission structure is connected to two step clamp formulas which characterized in that: comprises a piston (1) and a push rod (2);
the end part of the push rod (2) is sleeved on the piston (1) and is fixedly connected with the piston (1) through a first locking part;
the first locking part comprises an annular groove (3) formed in the outer wall of the push rod (2) inwards, a baffle ring (4) sleeved on the annular groove (3), and a pressing plate (5) fixed on the upper end face of the piston (1);
a first through hole (6) for the push rod (2) to pass through and a second through hole (7) for the outer wall of the baffle ring (4) to abut against are formed in the piston (1); the inner diameter of the first through hole (6) is consistent with the diameter of the push rod (2), the inner diameter of the first through hole (6) is smaller than the inner diameter of the second through hole (7), and the inner diameter of the second through hole (7) is consistent with the outer diameter of the baffle ring (4);
a third through hole (8) which is concentric with the first through hole (6) is formed in the pressing plate (5), and a ring body (9) which is inserted into the second through hole (7) and a gap of the push rod (2) is further arranged at the bottom of the pressing plate (5);
the outer diameter of the ring body (9) is consistent with the diameter of the second through hole (7), the inner diameter of the ring body (9) is consistent with the diameter of the push rod (2), and the lower end face of the ring body (9) is abutted to the upper end face of the baffle ring (4).
2. The double-step bail-type joint transmission structure of claim 1, wherein: the push rod (2) is further sleeved with a tray (10), and the push rod (2) is fixedly connected with the tray (10) through a second locking part;
the second locking portion is consistent with the first locking portion in structure.
3. The double-step bail-type joint transmission structure of claim 1, wherein: the pressing plate (5) is provided with a screw (51), and the screw (51) penetrates through the pressing plate (5) and is fixedly connected with the piston (1).
4. The double-step bail-type joint transmission structure of claim 1, wherein: the push rod (2) comprises a first push rod (21) and a second push rod (22) which are concentrically arranged, flanges (11) are sleeved at the end parts of the first push rod and the second push rod (21) and the end parts of the second push rod and the first push rod and the second push rod (22), and the flanges (11) are connected in a locking mode through set screws (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922307377.2U CN211371259U (en) | 2019-12-20 | 2019-12-20 | Double-step clamp type connecting transmission structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922307377.2U CN211371259U (en) | 2019-12-20 | 2019-12-20 | Double-step clamp type connecting transmission structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371259U true CN211371259U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922307377.2U Active CN211371259U (en) | 2019-12-20 | 2019-12-20 | Double-step clamp type connecting transmission structure |
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|---|---|
| CN (1) | CN211371259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280126A (en) * | 2021-05-12 | 2021-08-20 | 十堰市华迪汽车零部件有限公司 | Novel air dryer series exhaust valve for vehicle |
-
2019
- 2019-12-20 CN CN201922307377.2U patent/CN211371259U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280126A (en) * | 2021-05-12 | 2021-08-20 | 十堰市华迪汽车零部件有限公司 | Novel air dryer series exhaust valve for vehicle |
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