CN214399624U

CN214399624U - Supporting lift cylinder

Info

Publication number: CN214399624U
Application number: CN202023297197.XU
Authority: CN
Inventors: 杨灵凤
Original assignee: Yangzhou Yuheng Machinery Co ltd
Current assignee: Yangzhou Yuheng Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-15
Anticipated expiration: 2030-12-30

Abstract

The utility model provides a strut lift cylinder. Support lift cylinder and include the cylinder body, the diversion structure, the shock attenuation mounting structure, additional strengthening and auxiliary structure, the diversion structrual installation is at the lower surface of base, and the diversion structure includes the rotor plate, the round pin axle, the installation piece, the rotation post, first screw hole, first screw thread locking lever, the erection column, the second screw hole, long through hole and second screw thread locking lever, the one end of rotor plate is installed under the base, and the other end of rotor plate is connected with the installation piece through the round pin axle, the installation of installation piece is on rotating the post, and seted up first screw hole on the installation piece, it is equipped with first screw thread locking lever to insert in the first screw hole, the rotation post is inserted and is established in the erection column, and the second screw hole has been seted up on the rotation post, long through hole has been seted up on the lateral wall of erection column, second screw thread locking lever passes long through hole and inserts and establishes in the second screw hole. The utility model provides a strut lift cylinder has the advantage of strengthening to strut, shock attenuation, resources are saved, change and strut the angle.

Description

Supporting lift cylinder

Technical Field

The utility model relates to a hydro-cylinder technical field especially relates to a strut lift cylinder.

Background

The lifting oil cylinder is one of the most frequently used large parts of the existing mechanical structure, and plays a very heavy role especially in some lifting mechanisms, but the sliding rod needs to bear a huge role after being extended, so that slight bending is easy to occur, normal stretching is seriously influenced, the contact position of the piston rod and the cylinder body needs to bear double acting forces of the cylinder body and the outside, so that the piston rod is more easily bent, the existing lifting oil cylinder only depends on oil pressure to resist external force, when higher pressure is met, the oil cylinder needs to be replaced, and the used oil is further increased. And the existing oil cylinder can not flexibly change the supporting direction when in use.

Therefore, it is necessary to provide a new supporting lift cylinder to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can strengthen strutting, have the cushioning effect, resources are saved can change the lift cylinder that struts of strutting the angle.

The utility model provides a strut lift cylinder includes: the cylinder body, the turning structure, the damping mounting structure, the reinforcing structure and the auxiliary structure, wherein the turning structure is mounted on the lower surface of the base and comprises a rotating plate, a pin shaft, a mounting block, a rotating column, a first threaded hole, a first threaded locking rod, a mounting column, a second threaded hole, a long through hole and a second threaded locking rod, one end of the rotating plate is fixedly mounted on the lower surface of the base, the other end of the rotating plate is rotatably connected with the mounting block through the pin shaft, the mounting block is mounted on the rotating column, a first threaded hole is formed in the mounting block, the first threaded locking rod in threaded connection is inserted in the first threaded hole, the rotating column is inserted in the mounting column and is rotatably connected with the mounting column, a plurality of second threaded holes which are distributed at equal intervals are formed in the rotating column, a plurality of long through holes with the same specification are formed in the side wall of the mounting column, the second threaded locking rod penetrates through the long through hole and is inserted into the second threaded hole, and the second threaded locking rod is in threaded connection with the second threaded hole; the shock absorption mounting structure is mounted on the lower surface of the base through the turning structure; the reinforcing structure is arranged on the base; the utility model discloses a cylinder body, including the bracing piece, the sleeve, the inserted bar, the other end fixed mounting of reinforced spring, the sleeve is fixed on the lateral wall of bracing piece, and inserts sliding connection's inserted bar in the sleeve, the other end fixed mounting of inserted bar is on the annular plate, and annular plate and cylinder body sliding connection, the reinforced spring concatenates at the inserted bar, and the one end fixed mounting of reinforced spring is on the sleeve, and the other end fixed mounting of reinforced spring is on the annular plate.

Preferably, the shock attenuation mounting structure includes mounting panel, mounting bracket, slide bar, sliding sleeve, first pressure spring, a rotating cylinder, dwang, second pressure spring, connecting block and telescopic link, fixed mounting has the mounting bracket on the mounting panel, and fixed mounting has the slide bar on the mounting bracket, sliding sleeve and first pressure spring have all been concatenated at the both ends of slide bar, and the one end fixed mounting of first pressure spring on the mounting bracket, the other end fixed mounting of first pressure spring is on the sliding sleeve, and installs the rotating cylinder that rotates the connection on the sliding sleeve, insert in the rotating cylinder and be equipped with the dwang, and the other end of dwang passes the second pressure spring and is connected with the connecting block rotation, the one end fixed mounting of second pressure spring is on the rotating cylinder, and the other end fixed mounting of second pressure spring is close to the one end of connecting block on the dwang, connecting block fixed mounting is in the bottom of erection column.

Preferably, the shock absorption mounting structures are provided with a plurality of groups, and the shock absorption mounting structures are uniformly distributed.

Preferably, the reinforcing structure comprises a support cylinder, a limiting hole, a support rod, a first spring, mounting grooves, a locking block, a second spring, a connecting sleeve and limiting blocks, wherein the two support cylinders are fixedly mounted on the base, the support cylinder is provided with the limiting hole, the support rod is inserted into the support cylinder and is in sliding connection with the support cylinder, the support rod is elastically connected with the inner bottom wall of the support cylinder through the first spring, the support rod is provided with two mounting grooves with the same specification, the locking block is inserted into the mounting grooves and is in sliding connection with the locking block, the locking block is elastically connected with the inner wall of the mounting groove through the second spring, the other end of the locking block is inserted into the limiting hole and is in sliding connection with the limiting hole, the two ends of the connecting sleeve are mounted on the support rod, the connecting sleeve is sleeved on the piston rod inserted into the cylinder body, and the two limiting blocks are fixedly mounted on the side wall of the piston rod, and the limiting blocks are positioned at two sides of the connecting sleeve.

Preferably, the auxiliary structure is provided with a plurality of groups, and the inner diameter of the annular plate is equal to the outer diameter of the piston rod.

Compared with the prior art, the utility model provides a strut lift cylinder has following beneficial effect:

1. the utility model provides a supporting lift cylinder, when using, the rotation post rotates, after turning to suitable position, screw in the second screw hole with the second screw thread locking lever and rotate the post and fix, unscrew first screw thread locking lever again, rotate the rotor plate, make the piston rod turn to suitable position, screw up first screw thread locking lever and fix the rotor plate, make the cylinder can freely adjust the supporting direction under the condition that does not need to dismantle, the cylinder begins to work, the adapter sleeve follows the piston rod and moves, pull out the bracing piece from the support cylinder, the bracing piece strengthens the supporting effect of piston rod under the elastic force of the first spring, avoid the piston rod to be bent, also needn't change the cylinder of bigger oil consumption when the external force is too big, the waste of resources is reduced, when the bracing piece slips off the support cylinder, pull the auxiliary structure along the cylinder body and slide to the piston rod, the annular plate supports the piston rod, when the piston rod is acted by external force, a part of the piston rod is eliminated under the action of the reinforcing spring, so that the piston rod is prevented from being bent;

2. the utility model provides a strut lift cylinder, when finishing, the piston rod falls back in the cylinder body, to cylinder body production pressure, passes to the below, under the spring action of first pressure spring and second pressure spring, eliminates partly with it, avoids the cylinder body to shift, avoids the fixed department not hard up and causes the potential safety hazard.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a supporting lift cylinder according to the present invention;

FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;

fig. 3 is an enlarged schematic view of a portion B shown in fig. 1.

Reference numbers in the figures: 1. the cylinder body 2, the base 3, the direction changing structure 30, the rotating plate 31, the pin shaft 32, the mounting block 33, the rotating column 34, the first threaded hole 35, the first threaded locking rod 36, the mounting column 37, the second threaded hole 38, the long through hole 39, the second threaded locking rod 4, the shock absorption mounting structure 40, the mounting plate 41, the mounting frame 42, the sliding rod 43, the sliding sleeve 44, the first pressure spring 45, the rotating cylinder 46, dwang, 47, second pressure spring, 48, connecting block, 49, telescopic link, 5, additional strengthening, 50, a support section of thick bamboo, 51, spacing hole, 52, bracing piece, 53, first spring, 54, mounting groove, 55, locking piece, 56, second spring, 57, adapter sleeve, 58, stopper, 6, piston rod, 7, auxiliary structure, 71, sleeve, 72, inserted bar, 73, annular plate, 74, additional strengthening spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a supporting lift cylinder according to a preferred embodiment of the present invention; FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1; fig. 3 is an enlarged schematic view of a portion B shown in fig. 1. The method comprises the following steps: cylinder body 1, diversion structure 3, shock attenuation mounting structure 4, additional strengthening 5 and auxiliary structure 7.

In the specific implementation process, as shown in fig. 1 and 3, the direction changing structure 3 is installed on the lower surface of the base 2, and the direction changing structure 3 includes a rotating plate 30, a pin 31, an installation block 32, a rotating column 33, a first threaded hole 34, a first threaded locking rod 35, an installation column 36, a second threaded hole 37, a long through hole 38 and a second threaded locking rod 39, one end of the rotating plate 30 is fixedly installed on the lower surface of the base 2, and the other end of the rotating plate 30 is rotatably connected with the installation block 32 through the pin 31, the installation block 32 is installed on the rotating column 33, the installation block 32 is provided with the first threaded hole 34, the first threaded locking rod 35 in threaded connection is inserted in the first threaded hole 34, the rotating column 33 is inserted in the installation column 36 and rotatably connected with the installation column 36, the rotating column 33 is provided with a plurality of second threaded holes 37 distributed at equal intervals, the side wall of the installation column 36 is provided with a plurality of long through holes 38 with the same specification, a second threaded locking rod 39 passes through the long through hole 38 and is inserted into the second threaded hole 37, and the second threaded locking rod 39 is in threaded connection with the second threaded hole 37; the reinforcing structure 5 is installed on the base 2, and the reinforcing structure 5 includes supporting cylinders 50, a limiting hole 51, a supporting rod 52, a first spring 53, an installation groove 54, a locking block 55, a second spring 56, a connecting sleeve 57 and a limiting block 58, two supporting cylinders 50 are fixedly installed on the base 2, and the supporting cylinders 50 are opened with the limiting hole 51, the supporting rod 52 is inserted in the supporting cylinder 50 and is slidably connected with the supporting cylinder 50, and the supporting rod 52 is elastically connected with the inner bottom wall of the supporting cylinder 50 through the first spring 53, the supporting rod 52 is opened with two installation grooves 54 with the same specification, and the locking block 55 is inserted in the installation groove 54 and is slidably connected, the locking block 55 is elastically connected with the inner wall of the installation groove 54 through the second spring 56, the other end of the locking block 55 is inserted in the limiting hole 51 and is slidably connected with the limiting hole 51, the two ends of the connecting sleeve 57 are installed on the supporting rod 52, and the connecting sleeve 57 is sleeved on the piston rod 6 inserted in the cylinder body 1, the two limiting blocks 58 are fixedly arranged on the side wall of the piston rod 6, and the limiting blocks 58 are positioned at two sides of the connecting sleeve 57; the auxiliary structure 7 is installed on the base 2 through the reinforcing structure 5, and the auxiliary structure 7 includes a sleeve 71, an insertion rod 72, an annular plate 73 and a reinforcing spring 74, the sleeve 71 is fixedly installed on the side wall of the support rod 52, and the insertion rod 72 of sliding connection is inserted in the sleeve 71, the other end of the insertion rod 72 is fixedly installed on the annular plate 73, and the annular plate 73 is slidably connected with the cylinder body 1, the reinforcing spring 74 is connected in series with the insertion rod 72, and one end of the reinforcing spring 74 is fixedly installed on the sleeve 71, and the other end of the reinforcing spring 74 is fixedly installed on the annular plate 73, wherein the auxiliary structure 7 is provided with a plurality of groups, and the inner diameter of the annular plate 73 is equal to the outer diameter of the piston rod 6.

It should be noted that: the rotating column 33 is rotated to a proper position, the second threaded locking rod 39 is screwed into the second threaded hole 37 to fix the rotating column 33, the first threaded locking rod 35 is unscrewed, the rotating plate 30 is rotated to enable the piston rod 6 to rotate to the proper position, the first threaded locking rod 35 is screwed to fix the rotating plate 30, the oil cylinder starts to work, the connecting sleeve 57 moves along with the piston rod 6 to pull the supporting rod 52 out of the supporting cylinder 50, the supporting rod 52 strengthens the supporting effect of the piston rod 6 under the elastic force of the first spring 53 to prevent the piston rod 6 from being bent, when the supporting rod 52 slides out of the supporting cylinder 50, the auxiliary structure 7 is pulled to slide along the cylinder body 1 to slide on the piston rod 6, the annular plate 73 supports the piston rod 6, and when the piston rod 6 is subjected to external acting force, a part of the auxiliary structure is eliminated under the action of the strengthening spring 74 to prevent the piston rod 6 from being bent.

Referring to fig. 1 and 2, a shock absorption mounting structure 4 is mounted on the lower surface of the base 2 through a turning structure 3, and the shock absorption mounting structure 4 includes a mounting plate 40, a mounting frame 41, a sliding rod 42, a sliding sleeve 43, a first pressure spring 44, a rotating cylinder 45, a rotating rod 46, a second pressure spring 47, a connecting block 48 and a telescopic rod 49, the mounting plate 40 is fixedly mounted with the mounting frame 41, the mounting frame 41 is fixedly mounted with the sliding rod 42, the sliding sleeve 43 and the first pressure spring 44 are connected in series at both ends of the sliding rod 42, one end of the first pressure spring 44 is fixedly mounted on the mounting frame 41, the other end of the first pressure spring 44 is fixedly mounted on the sliding sleeve 43, the rotating cylinder 45 is rotatably connected on the sliding sleeve 43, the rotating rod 46 is inserted in the rotating cylinder 45, the other end of the rotating rod 46 passes through the second pressure spring 47 to be rotatably connected with the connecting block 48, one end of the second pressure spring 47 is fixedly mounted on the rotating cylinder 45, and the other end of the second pressure spring 47 is fixedly installed at one end of the rotating rod 46 close to the connecting block 48, the connecting block 48 is fixedly installed at the bottom of the mounting column 36, wherein the shock absorption mounting structures 4 are provided with a plurality of groups, and the shock absorption mounting structures 4 are uniformly distributed.

It should be noted that: when the process is finished, the piston rod 6 falls back into the cylinder body 1 to generate pressure on the cylinder body 1, the pressure is transmitted to the lower part, and under the action of the elastic force of the first pressure spring 44 and the second pressure spring 47, a part of the pressure is eliminated, so that the displacement of the cylinder body 1 is avoided, and the potential safety hazard caused by the looseness of a fixed part is avoided.

The utility model provides a strut lift cylinder's theory of operation as follows:

the rotating column 33 is rotated to a proper position, the second threaded locking rod 39 is screwed into the second threaded hole 37 to fix the rotating column 33, the first threaded locking rod 35 is unscrewed, the rotating plate 30 is rotated to enable the piston rod 6 to rotate to the proper position, the first threaded locking rod 35 is screwed to fix the rotating plate 30, the oil cylinder starts to work, the connecting sleeve 57 moves along with the piston rod 6 to pull the supporting rod 52 out of the supporting cylinder 50, the supporting rod 52 strengthens the supporting function of the piston rod 6 under the elastic force of the first spring 53 to prevent the piston rod 6 from being bent, when the supporting rod 52 slides out of the supporting cylinder 50, the auxiliary structure 7 is pulled to slide along the cylinder body 1 to slide on the piston rod 6, the annular plate 73 supports the piston rod 6, when the piston rod 6 is subjected to external acting force, a part of the supporting spring 74 is eliminated under the action of the reinforcing spring 74 to prevent the piston rod 6 from being bent, and when the end, the piston rod 6 falls back into the cylinder body 1 to generate pressure on the cylinder body 1, the pressure is transmitted to the lower part, and under the action of the elastic forces of the first pressure spring 44 and the second pressure spring 47, a part of the pressure is eliminated, so that the displacement of the cylinder body 1 is avoided, and the potential safety hazard caused by the looseness of a fixed part is avoided.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a strut hydro-cylinder which characterized in that includes:

the cylinder body (1), the bottom of the cylinder body (1) is fixedly provided with a base (2);

the turning structure (3) is installed on the lower surface of the base (2), the turning structure (3) comprises a rotating plate (30), a pin shaft (31), an installation block (32), a rotating column (33), a first threaded hole (34), a first threaded locking rod (35), an installation column (36), a second threaded hole (37), a long through hole (38) and a second threaded locking rod (39), one end of the rotating plate (30) is fixedly installed on the lower surface of the base (2), the other end of the rotating plate (30) is rotatably connected with the installation block (32) through the pin shaft (31), the installation block (32) is installed on the rotating column (33), the first threaded hole (34) is formed in the installation block (32), the first threaded locking rod (35) in threaded connection is inserted in the first threaded hole (34), the rotating column (33) is inserted in the installation column (36) and is rotatably connected with the installation column (36), a plurality of second threaded holes (37) are formed in the rotating column (33) and are distributed at equal intervals, a plurality of long through holes (38) with the same specification are formed in the side wall of the mounting column (36), the second threaded locking rod (39) penetrates through the long through holes (38) and is inserted into the second threaded holes (37), and the second threaded locking rod (39) is in threaded connection with the second threaded holes (37);

the shock absorption mounting structure (4) is mounted on the lower surface of the base (2) through the turning structure (3);

a reinforcing structure (5), said reinforcing structure (5) being mounted on the base (2);

auxiliary structure (7), auxiliary structure (7) are installed on base (2) through additional strengthening (5), and auxiliary structure (7) include sleeve (71), inserted bar (72), annular plate (73) and reinforcing spring (74), sleeve (71) fixed mounting is on the lateral wall of bracing piece (52), and inserts in sleeve (71) and be equipped with sliding connection's inserted bar (72), the other end fixed mounting of inserted bar (72) is on annular plate (73), and annular plate (73) and cylinder body (1) sliding connection, reinforcing spring (74) concatenates inserted bar (72), and the one end fixed mounting of reinforcing spring (74) is on sleeve (71), and the other end fixed mounting of reinforcing spring (74) is on annular plate (73).

2. The support lift cylinder of claim 1, wherein the shock absorption mounting structure (4) comprises a mounting plate (40), a mounting frame (41), a sliding rod (42), a sliding sleeve (43), a first pressure spring (44), a rotating cylinder (45), a rotating rod (46), a second pressure spring (47), a connecting block (48) and a telescopic rod (49), the mounting frame (41) is fixedly mounted on the mounting plate (40), the sliding rod (42) is fixedly mounted on the mounting frame (41), the sliding sleeve (43) and the first pressure spring (44) are connected in series at two ends of the sliding rod (42), one end of the first pressure spring (44) is fixedly mounted on the mounting frame (41), the other end of the first pressure spring (44) is fixedly mounted on the sliding sleeve (43), the rotating cylinder (45) is rotatably connected with the sliding sleeve (43), and the rotating rod (46) is inserted in the rotating cylinder (45), and the other end of dwang (46) passes second pressure spring (47) and is rotated with connecting block (48) and be connected, the one end fixed mounting of second pressure spring (47) is on a rotating cylinder (45), and the other end fixed mounting of second pressure spring (47) is close to the one end of connecting block (48) on dwang (46), connecting block (48) fixed mounting is in the bottom of erection column (36).

3. Support lift cylinder according to claim 2, characterized in that the shock absorbing mounting structures (4) are provided in groups and that the shock absorbing mounting structures (4) are evenly distributed.

4. The support lift cylinder of claim 1, wherein the reinforcing structure (5) comprises a support cylinder (50), a limiting hole (51), a support rod (52), a first spring (53), a mounting groove (54), a locking block (55), a second spring (56), a connecting sleeve (57) and a limiting block (58), the two support cylinders (50) are fixedly mounted on the base (2), the limiting hole (51) is formed in the support cylinder (50), the support rod (52) is inserted in the support cylinder (50) and is slidably connected with the support cylinder (50), the support rod (52) is elastically connected with the inner bottom wall of the support cylinder (50) through the first spring (53), the support rod (52) is provided with two mounting grooves (54) with the same specification, the slidably connected locking block (55) is inserted in the mounting groove (54), and the locking block (55) is elastically connected with the inner wall of the mounting groove (54) through the second spring (56), the other end of locking block (55) is inserted and is established in spacing hole (51) and with spacing hole (51) sliding connection, install on bracing piece (52) at the both ends of adapter sleeve (57), and adapter sleeve (57) cover establish insert establish in cylinder body (1) on piston rod (6), two stopper (58) fixed mounting is on the lateral wall of piston rod (6), and stopper (58) are located the both sides of adapter sleeve (57).

5. Support lift cylinder according to claim 1, characterized in that the auxiliary structure (7) is provided with several groups, the inner diameter of the annular plate (73) being equal to the outer diameter of the piston rod (6).