CN220060099U - Hydraulic cylinder with self-locking structure - Google Patents
Hydraulic cylinder with self-locking structure Download PDFInfo
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- CN220060099U CN220060099U CN202320949046.2U CN202320949046U CN220060099U CN 220060099 U CN220060099 U CN 220060099U CN 202320949046 U CN202320949046 U CN 202320949046U CN 220060099 U CN220060099 U CN 220060099U
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- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 230000000694 effects Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of hydraulic cylinders and discloses a hydraulic cylinder with a self-locking structure, which comprises a hydraulic cylinder mechanism, wherein a base mechanism is fixedly arranged on the lower end face of the hydraulic cylinder mechanism, the hydraulic cylinder mechanism comprises a hydraulic cylinder main body, two clamping blocks, a threaded sleeve and a gear groove, a hydraulic plug is slidably arranged in the middle of the inner wall of the hydraulic cylinder main body at the position close to the lower side, and threaded grooves are formed in the positions close to the lower side of the end faces of the two sides of the threaded sleeve. According to the hydraulic cylinder, the motor rotates on the inner wall of the gear groove through the cone pulley, so that the threaded sleeve is driven to rotate, the threaded rod on the inner wall of the threaded groove extends out to drive the clamping block to clamp the clamping groove, the hydraulic plug is fixed, self-locking is more convenient, and the auxiliary threaded column on the inner wall of the auxiliary sleeve is rotated to enable the auxiliary threaded column to drive the fixing block to incline, so that the hydraulic cylinder is convenient to use.
Description
Technical Field
The utility model relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder with a self-locking structure.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), the structure is simple, the operation is reliable, the reciprocating motion can be realized by using the hydraulic actuating element, a piston in the hydraulic cylinder can move under the action of the change of oil pressure, and the piston can drive corresponding equipment to move.
Most of the existing self-locking mechanisms of the hydraulic cylinders are arranged at the outer ends of the hydraulic cylinders, so that the volume and cost of the hydraulic cylinders are increased, and most of hydraulic cylinder bases are fixed and are inconvenient to incline for use.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a hydraulic cylinder with a self-locking structure, wherein a motor drives a threaded sleeve to rotate so as to drive a threaded rod to extend, a clamping block clamps a clamping groove, a hydraulic plug is fixed, self-locking is formed, and an auxiliary threaded column in an auxiliary sleeve is rotated so as to enable a hydraulic cylinder mechanism to incline, so that the hydraulic cylinder mechanism is convenient to use.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the hydraulic cylinder with the self-locking structure comprises a hydraulic cylinder mechanism, wherein a base mechanism is fixedly arranged on the lower end surface of the hydraulic cylinder mechanism;
the hydraulic cylinder mechanism comprises a hydraulic cylinder main body, two clamping blocks, a threaded sleeve and a gear groove, wherein a hydraulic plug is slidably arranged in the middle of the inner wall of the hydraulic cylinder main body near the lower side, and the positions of the end surfaces of the two sides of the threaded sleeve near the lower side are provided with the threaded grooves;
through above-mentioned technical scheme, carry out the joint to the pneumatic cylinder main part inner wall through the inside fixture block of pneumatic cylinder main part when using the pneumatic cylinder for the hydraulic plug is fixed, thereby forms the auto-lock to the pneumatic cylinder, thereby avoids its self-sliding to lead to unexpected emergence.
Further, threaded rods are arranged on the inner walls of the two threaded grooves in a threaded mode, and the end faces of the opposite sides of the two clamping blocks are rotationally connected with the opposite sides of the two threaded rods;
through above-mentioned technical scheme, rotate in the thread groove through the threaded rod, drive the threaded rod outwards and stretch out by the screw thread to drive the fixture block and carry out the joint to the pneumatic cylinder main part inner wall, make the pneumatic cylinder main part form the auto-lock.
Further, a rubber pad is fixedly sleeved on the outer end face of the hydraulic plug, and a hydraulic rod is fixedly arranged in the center of the upper end face of the hydraulic plug;
through above-mentioned technical scheme, increase the leakproofness of hydraulic plug and pneumatic cylinder main part through the rubber pad, avoid hydraulic oil to leak from the gap between hydraulic plug and the pneumatic cylinder main part, lead to the hydraulic pressure effect not good.
Further, a motor is fixedly arranged at the central position inside the hydraulic plug, and the output end of the motor is meshed and connected with the gear groove through a cone pulley;
through above-mentioned technical scheme, drive the cone pulley of its output through the motor and rotate to drive the gear groove and rotate and make the screw sleeve rotate, drive the fixture block by the threaded rod and carry out the joint to the pneumatic cylinder main part inner wall, make the pneumatic cylinder form the auto-lock.
Further, the threaded sleeve is rotatably arranged in the hydraulic plug, and the gear groove is formed in the center of the outer end face of the threaded sleeve;
through above-mentioned technical scheme, drive the awl tooth through the motor and rotate at the gear groove inner wall to drive the screw thread sleeve and rotate, move the fixture block top by the screw thread pole, carry out the joint to the pneumatic cylinder main part inner wall, make the hydraulic plug fixed, avoid its self-sliding.
Further, a plurality of clamping grooves are formed in the inner walls of the two sides of the hydraulic cylinder main body, and two clamping blocks are clamped with the clamping grooves;
through above-mentioned technical scheme, drive the threaded rod through pivoted threaded sleeve and rotate to carry out the joint through the fixture block to the draw-in groove, thereby make the hydraulic plug by fixed the formation auto-lock.
Further, the base mechanism comprises a base main body, a fixed block is hinged between the front side of the inner wall of the base main body and the inner wall of the rear side, and through holes are formed in the two sides of the upper end surface of the fixed block;
through the technical scheme, the fixed block of the inner wall of the base body swings on the inner wall of the base body, so that the hydraulic cylinder mechanism can incline to different angles, and the hydraulic cylinder mechanism is convenient to use.
Further, auxiliary sleeves are hinged to the inner walls of the two through holes, and auxiliary threaded columns are arranged on the inner walls of the two auxiliary sleeves in a threaded manner;
through above-mentioned technical scheme, support the base main part interior bottom surface through the auxiliary thread post of auxiliary sleeve inner wall for the pneumatic cylinder mechanism of slope obtains supporting, can adjust the better use of inclination by the auxiliary thread post.
The utility model has the following beneficial effects:
1. according to the hydraulic cylinder with the self-locking structure, when the hydraulic plug rises to the specified position, the motor rotates on the inner wall of the gear groove through the cone pulley, so that the threaded sleeve is driven to rotate, the threaded rod on the inner wall of the threaded groove extends out to drive the clamping block to clamp the clamping groove, the hydraulic plug is fixed, self-locking is more convenient, and the self-locking mechanism is arranged in the hydraulic cylinder, so that the volume and cost of the hydraulic cylinder are reduced.
2. According to the hydraulic cylinder with the self-locking structure, the auxiliary threaded column on the inner wall of the auxiliary sleeve is rotated to enable the auxiliary threaded column to drive the fixed block to incline, so that the hydraulic cylinder is convenient to use, and the application range of the hydraulic cylinder is wider.
Drawings
FIG. 1 is a schematic diagram illustrating an axial measurement of a hydraulic cylinder with a self-locking structure according to the present utility model;
FIG. 2 is a schematic front sectional view of a hydraulic cylinder with a self-locking mechanism according to the present utility model;
FIG. 3 is a schematic side cross-sectional view of the base mechanism of the present utility model;
fig. 4 is an enlarged schematic view of fig. 2.
Legend description:
1. a hydraulic cylinder mechanism; 2. a base mechanism; 101. a hydraulic cylinder main body; 102. a hydraulic rod; 103. a clamping groove; 104. a threaded rod; 105. a clamping block; 106. a hydraulic plug; 107. a motor; 108. a threaded sleeve; 109. a rubber pad; 110. a thread groove; 111. a gear groove; 201. a base body; 202. a fixed block; 203. an auxiliary threaded column; 204. a through hole; 205. an auxiliary sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-4, one embodiment provided by the present utility model is: the hydraulic cylinder with the self-locking structure comprises a hydraulic cylinder mechanism 1, wherein a base mechanism 2 is fixedly arranged on the lower end surface of the hydraulic cylinder mechanism 1;
the hydraulic cylinder mechanism 1 comprises a hydraulic cylinder main body 101, two clamping blocks 105, a threaded sleeve 108 and a gear groove 111, wherein a hydraulic plug 106 is slidably arranged at the lower side position in the middle of the inner wall of the hydraulic cylinder main body 101, the lower side positions of the end faces of the two sides of the threaded sleeve 108 are provided with the threaded grooves 110, and when the hydraulic cylinder is used, the inner wall of the hydraulic cylinder main body 101 is clamped through the clamping blocks 105 in the hydraulic cylinder main body 101, so that the hydraulic plug 106 is fixed, self-locking is formed on the hydraulic cylinder, and accidents caused by self-sliding of the hydraulic cylinder are avoided.
The equal screw thread of two screw groove 110 inner walls is provided with threaded rod 104, two fixture blocks 105 opposite side terminal surfaces all rotate with two threaded rods 104 opposite side and are connected, rotate in threaded groove 110 through threaded rod 104, drive threaded rod 104 outwards stretch out by the screw thread, thereby drive fixture block 105 and carry out the joint to the pneumatic cylinder main part 101 inner wall, make pneumatic cylinder main part 101 form the auto-lock, the fixed cover of hydraulic plug 106 outer terminal surface is equipped with rubber pad 109, the fixed hydraulic stem 102 that is provided with in hydraulic plug 106 up end central point position, increase the leakproofness of hydraulic plug 106 and pneumatic cylinder main part 101 through rubber pad 109, avoid hydraulic oil to leak from the gap between hydraulic plug 106 and the pneumatic cylinder main part 101, lead to the hydraulic pressure effect not good.
The inside central point of hydraulic pressure stopper 106 puts fixedly and is provided with motor 107, the motor 107 output passes through the cone pulley and is connected with gear groove 111 meshing, drive the cone pulley of its output through motor 107 and rotate, thereby drive gear groove 111 and rotate and make screw sleeve 108 rotate, drive fixture block 105 by threaded rod 104 and carry out the joint to the inner wall of hydraulic cylinder main part 101, make the pneumatic cylinder form the auto-lock, screw sleeve 108 rotates and sets up in hydraulic pressure stopper 106 inside, gear groove 111 sets up in screw sleeve 108 outer end central point, drive the awl tooth through motor 107 and rotate at gear groove 111 inner wall, thereby drive screw sleeve 108 and rotate, push up fixture block 105 by threaded rod 104, carry out the joint to the inner wall of hydraulic cylinder main part 101, make hydraulic pressure stopper 106 by fixed, avoid its self-sliding, a plurality of draw-in grooves 103 have all been seted up to the inner wall of hydraulic cylinder main part 101 both sides, two 105 all set up with a plurality of draw-in grooves 103 joint, drive threaded rod 104 through the threaded rod 108 and rotate, thereby carry out the joint to the draw-in groove 103 through threaded rod 105, thereby make hydraulic pressure stopper 106 be fixed, thereby form the fixture block auto-lock.
The base mechanism 2 comprises a base main body 201, a fixed block 202 is hinged between the front side of the inner wall of the base main body 201 and the inner wall of the rear side, through holes 204 are formed in the positions of two sides of the upper end face of the fixed block 202, the fixed block 202 of the inner wall of the base main body 201 swings on the inner wall of the base main body 201, the hydraulic cylinder mechanism 1 can tilt to different angles, the use of the hydraulic cylinder mechanism 1 is facilitated, two through holes 204 are hinged, an auxiliary sleeve 205 is arranged on the inner wall of each through hole 204, an auxiliary threaded column 203 is arranged on the inner wall of each auxiliary sleeve 205 in a threaded manner, the inner bottom face of the base main body 201 is supported through the auxiliary threaded column 203 of the inner wall of each auxiliary sleeve 205, and the inclined hydraulic cylinder mechanism 1 is supported.
Working principle: through the auxiliary screw thread post 203 of the auxiliary sleeve 205 inner wall on the rotation fixed block 202 for the pneumatic cylinder mechanism 1 forms the slope, thereby make things convenient for the use of pneumatic cylinder mechanism 1, the pneumatic plug 106 of the pneumatic cylinder mechanism 1 inner wall in the work rises, when rising to the assigned position, the awl tooth that sets up by motor 107 output rotates at gear groove 111 inner wall, thereby drive screw thread sleeve 108 and rotate the threaded rod 104 that makes the screw thread groove 110 inner wall drive fixture block 105 stretch out and fix draw-in groove 103, form the auto-lock of pneumatic cylinder mechanism 1, avoid it to become flexible by oneself to lead to unexpected emergence.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a pneumatic cylinder with self-locking structure, includes pneumatic cylinder mechanism (1), its characterized in that: a base mechanism (2) is fixedly arranged on the lower end surface of the hydraulic cylinder mechanism (1);
the hydraulic cylinder mechanism (1) comprises a hydraulic cylinder main body (101), two clamping blocks (105), a threaded sleeve (108) and a gear groove (111), wherein a hydraulic plug (106) is slidably arranged in the middle of the inner wall of the hydraulic cylinder main body (101) near the lower side position, and the positions near the lower side of the end faces of the two sides of the threaded sleeve (108) are provided with the threaded grooves (110).
2. A hydraulic cylinder with self-locking mechanism as defined in claim 1, wherein: threaded rods (104) are arranged on the inner walls of the two threaded grooves (110) in a threaded mode, and the end faces of the opposite sides of the two clamping blocks (105) are rotationally connected with the opposite sides of the two threaded rods (104).
3. A hydraulic cylinder with self-locking mechanism as defined in claim 1, wherein: the outer end face of the hydraulic plug (106) is fixedly sleeved with a rubber pad (109), and the center of the upper end face of the hydraulic plug (106) is fixedly provided with a hydraulic rod (102).
4. A hydraulic cylinder with self-locking mechanism as defined in claim 1, wherein: the hydraulic plug (106) is fixedly provided with a motor (107) at the inner center position, and the output end of the motor (107) is meshed and connected with the gear groove (111) through a cone pulley.
5. A hydraulic cylinder with self-locking mechanism as defined in claim 1, wherein: the threaded sleeve (108) is rotatably arranged inside the hydraulic plug (106), and the gear groove (111) is formed in the center of the outer end face of the threaded sleeve (108).
6. A hydraulic cylinder with self-locking mechanism as defined in claim 1, wherein: a plurality of clamping grooves (103) are formed in the inner walls of two sides of the hydraulic cylinder main body (101), and two clamping blocks (105) are clamped with the clamping grooves (103).
7. A hydraulic cylinder with self-locking mechanism as defined in claim 1, wherein: the base mechanism (2) comprises a base main body (201), a fixed block (202) is hinged between the front side of the inner wall of the base main body (201) and the inner wall of the rear side, and through holes (204) are formed in the two sides of the upper end face of the fixed block (202).
8. The hydraulic cylinder with self-locking mechanism of claim 7, wherein: the inner walls of the two through holes (204) are hinged with auxiliary sleeves (205), and auxiliary threaded columns (203) are arranged on the inner walls of the two auxiliary sleeves (205) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320949046.2U CN220060099U (en) | 2023-04-25 | 2023-04-25 | Hydraulic cylinder with self-locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320949046.2U CN220060099U (en) | 2023-04-25 | 2023-04-25 | Hydraulic cylinder with self-locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060099U true CN220060099U (en) | 2023-11-21 |
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ID=88752358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320949046.2U Active CN220060099U (en) | 2023-04-25 | 2023-04-25 | Hydraulic cylinder with self-locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060099U (en) |
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2023
- 2023-04-25 CN CN202320949046.2U patent/CN220060099U/en active Active
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