CN219885387U - Self-locking mechanism of hydraulic lifter - Google Patents
Self-locking mechanism of hydraulic lifter Download PDFInfo
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- CN219885387U CN219885387U CN202321032525.4U CN202321032525U CN219885387U CN 219885387 U CN219885387 U CN 219885387U CN 202321032525 U CN202321032525 U CN 202321032525U CN 219885387 U CN219885387 U CN 219885387U
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- box body
- fixedly connected
- locking mechanism
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- motor
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- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 7
- 244000309464 bull Species 0.000 description 8
- 238000004891 communication Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model belongs to the field of lifters, in particular to a self-locking mechanism of a hydraulic lifter, which aims at the problems that a motor and gears in the existing locking mechanism are exposed, when the self-locking mechanism is used, foreign matters are easy to fall into a plurality of gears meshed with each other, the gears meshed with each other are clamped between the gears, the plurality of gears meshed with each other are easy to wear, and the service life of the gears is reduced; the self-locking mechanism is arranged on the box body and used for locking the box body; the protection mechanism is arranged on the box body and used for protecting the self-locking mechanism, the motor and the two bevel gears can be protected through the protection mechanism, the service life is prolonged, and the box body can be locked and fixed through the locking mechanism.
Description
Technical Field
The utility model relates to the technical field of elevators, in particular to a self-locking mechanism of a hydraulic elevator.
Background
The hydraulic lifter is equipment for driving the lifting platform to lift by using hydraulic pressure as driving force, and compared with an elevator, the hydraulic lifter has the characteristics of simple structure, convenient installation and low construction cost, so the hydraulic lifter is widely applied to vertical transportation equipment used as materials in industrial and mining enterprises. The existing hydraulic lifter comprises an external installation frame and an internal lifting platform frame, vertical guide rails for lifting and guiding the lifting platform frame are arranged on two sides of the installation frame, a hydraulic pump is driven by a motor to generate power during working, the lifter is driven to lift along the vertical guide rail, and the hydraulic pressure is kept at a certain height when reaching a certain layer, so that the lifting platform frame can be loaded or unloaded on a certain plane.
Through searching, the patent with the bulletin number of CN210065066U discloses a self-locking mechanism of a hydraulic lifter, which comprises a supporting frame symmetrically arranged on two sides, wherein grooves are formed in the front side and the rear side of the supporting frame, guide rails are arranged on the inner sides of the grooves, the guide rails are movably connected with connecting blocks on the side of a box body, a gear motor is arranged at the top end of the box body through a mounting frame, a connecting shaft is abutted to the right end of the gear motor through a coupler, and when the hydraulic lifter is required to be locked, a stud on the front side and the rear side is driven to synchronously rotate through a second bevel gear sleeved on a fixed shaft, so that a screw barrel sleeved on the stud moves outwards and is abutted with a fixed column on the supporting frame, locking fixation is realized, the hydraulic lifter is fast and convenient, unlocking is realized by inwards shrinking the screw barrel once more when unloading or other works are completed, the possibility of errors is reduced, meanwhile, the labor intensity of workers is greatly reduced, the structural design is compact and the hydraulic lifter is very strong in practicability and is suitable for popularization.
The following problems exist in the technical scheme:
the motor and the gears in the locking mechanism are exposed, so that when the locking mechanism is used, foreign matters are easy to fall into the meshed gears, the gears are clamped between the meshed gears, and the meshed gears are easy to wear, so that the service life of the locking mechanism is reduced;
in view of the above, the present disclosure provides a self-locking mechanism of a hydraulic lifter.
Disclosure of Invention
The utility model provides a self-locking mechanism of a hydraulic lifter, which solves the problems that in the prior art, a motor and gears in the locking mechanism are exposed, and when the self-locking mechanism is used, foreign matters easily fall into a plurality of gears meshed with each other, are clamped between the gears meshed with each other, and easily cause the plurality of gears meshed with each other to be worn, so that the service life of the self-locking mechanism is reduced.
The utility model provides the following technical scheme:
the self-locking mechanism of the hydraulic lifter comprises two supporting frames and a box body, wherein two connecting blocks are fixedly connected to two sides of the box body, two guide rail grooves are formed in one sides, close to each other, of the two supporting frames, and one side of each connecting block is in sliding connection with the inner wall of each guide rail groove;
the self-locking mechanism is arranged on the box body and used for locking the box body;
the protection mechanism is arranged on the box body and used for protecting the self-locking mechanism.
In a possible design, self-locking mechanism is including motor, two bevel gears, bull stick, two square boards, the bottom of motor and the top fixed connection of box, the top fixedly connected with backup pad of box, one side of backup pad is embedded to have first bearing, the outside of bull stick and the inner ring inner wall fixed connection of first bearing, the one end and the output fixed connection of motor of bull stick, the bottom of two square boards all with the top fixed connection of box, the both ends of two square boards rotate with the one side that is close to each other respectively and are connected, and two bevel gears are fixed to be overlapped respectively and are established on bull stick and two square boards, two bevel gears mesh mutually, the equal fixedly connected with multiunit fixed column of both sides inner wall of two support frames, multiunit fixed column every group fixed column is two, and multiunit fixed column is the equidistance setting, and one side of two movable bars all is embedded with screw nut, and two screw nut all with two screw thread connection, one side of two movable bars all fixedly connected with two locking pieces, one side of two movable pieces is equipped with socket one end of socket, the fixed column is opened in the socket.
In one possible design, the protection mechanism comprises a protection cover for protecting the motor and the two bevel gears, the protection cover is arranged on the box body, and both sides of the protection cover are provided with notches.
In one possible design, two sliding grooves are formed in the top of the box body, sliding blocks are fixedly connected to the bottoms of the two moving strips, and the bottoms of the sliding blocks are in sliding connection with the inner walls of the bottoms of the sliding grooves.
In one possible design, the top of the box body is fixedly connected with two baffles, one sides of the two baffles are embedded with second bearings, and the outer sides of the bidirectional screw rods are fixedly connected with the inner walls of the inner rings of the two second bearings.
In one possible embodiment, the protective cover is fastened to the housing by means of bolts.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
According to the utility model, the rotation of the output end of the motor drives the rotation of the rotating rod, the rotation of the rotating rod drives the rotation of the bevel gears, the rotation of the two bevel gears drives the rotation of the two-way screw rod, the rotation of the two-way screw rod drives the movement of the two moving strips, the movement of the two moving strips drives the movement of the locking block, and the socket of the locking block is inserted into the fixed column, so that the box body can be locked and fixed;
in the utility model, the motor and the two bevel gears can be protected through the protective cover, so that the service life is prolonged;
in the utility model, the protective cover is mounted through the bolts, so that the protective cover can be conveniently mounted and dismounted, and the motor is convenient to maintain;
the utility model has reasonable structure, can protect the motor and the two bevel gears through the protection mechanism, prolongs the service life, and can lock and fix the box body through the locking mechanism.
Drawings
Fig. 1 is a schematic front view of a self-locking mechanism of a hydraulic lifter according to an embodiment of the present utility model;
fig. 2 is a schematic top view of a self-locking mechanism of a hydraulic lifter according to an embodiment of the present utility model;
FIG. 3 is a schematic side view of a self-locking mechanism of a hydraulic lift according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a separation state of a protective cover and a box body of a self-locking mechanism of a hydraulic lifter according to an embodiment of the present utility model.
Reference numerals:
1. a support frame; 2. a case; 3. fixing the column; 4. connecting blocks; 5. a protective cover; 6. a bolt; 7. a guide rail groove; 8. a locking block; 9. moving the bar; 10. a two-way screw rod; 11. a bevel gear; 12. a baffle; 13. a chute; 14. a motor; 15. a rotating rod; 16. and (5) square plates.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.
In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
Example 1
Referring to fig. 1-4, a self-locking mechanism of a hydraulic lifter comprises two supporting frames 1 and a box body 2, wherein two connecting blocks 4 are fixedly connected to two sides of the box body 2, two guide rail grooves 7 are formed in one sides, close to each other, of the two supporting frames 1, and one side of each connecting block 4 is in sliding connection with the inner wall of each guide rail groove 7;
the self-locking mechanism is arranged on the box body 2 and used for locking the box body 2;
the protection mechanism is arranged on the box body 2 and used for protecting the self-locking mechanism.
According to the technical scheme, the motor 14 and the two bevel gears 11 can be protected through the protection mechanism, the service life is prolonged, and the box body 2 can be locked and fixed through the locking mechanism.
Referring to fig. 4, the self-locking mechanism comprises a motor 14, two bevel gears 11, a rotating rod 15, a bidirectional screw rod 10, two moving bars 9 and two square plates 16, wherein the bottom of the motor 14 is fixedly connected with the top of the box body 2, the top of the box body 2 is fixedly connected with a supporting plate, one side of the supporting plate is embedded with a first bearing, the outer side of the rotating rod 15 is fixedly connected with the inner ring inner wall of the first bearing, one end of the rotating rod 15 is fixedly connected with the output end of the motor 14, the bottoms of the two square plates 16 are fixedly connected with the top of the box body 2, two ends of the bidirectional screw rod 10 are respectively connected with one side of the two square plates 16 close to each other in a rotating way, two bevel gears 11 are fixedly sleeved on the rotating rod 15 and the bidirectional screw rod 10 respectively, the two bevel gears 11 are meshed, a plurality of groups of fixing columns 3 are fixedly connected to the inner walls of two sides of the two supporting frames 1, each group of fixing columns 3 of the plurality of groups of fixing columns 3 is two, the plurality of groups of fixing columns 3 are equidistantly arranged, screw nuts are embedded in one sides of the two moving strips 9, the two screw nuts are in threaded connection with the bidirectional screw rod 10, two locking blocks 8 are fixedly connected to one sides of the two moving strips 9, a socket is formed in one side of each locking block 8, and one end of each fixing column 3 is inserted into the socket.
Above-mentioned technical scheme motor 14 output's rotation has driven the rotation of bull stick 15, and the rotation of bull stick 15 has driven the rotation of bevel gear 11, has driven the rotation of two-way lead screw 10 through the rotation of two bevel gears 11, and the rotation of two-way lead screw 10 has driven the removal of two movable bars 9, and the removal of two movable bars 9 has driven the removal of latch segment 8, makes the socket of latch segment 8 insert in the fixed column 3 to can lock fixedly to box 2.
Referring to fig. 1-4, the protection mechanism comprises a protection cover 5 for protecting the motor 14 and the two bevel gears 11, the protection cover 5 is arranged on the box body 2, and both sides of the protection cover 5 are provided with notches.
According to the technical scheme, the motor 14 and the two bevel gears 11 can be protected through the protection cover 5, and the service life is prolonged.
Example 2
Referring to fig. 1-4, a self-locking mechanism of a hydraulic lifter comprises two supporting frames 1 and a box body 2, wherein two connecting blocks 4 are fixedly connected to two sides of the box body 2, two guide rail grooves 7 are formed in one sides, close to each other, of the two supporting frames 1, and one side of each connecting block 4 is in sliding connection with the inner wall of each guide rail groove 7;
the self-locking mechanism is arranged on the box body 2 and used for locking the box body 2;
the protection mechanism is arranged on the box body 2 and used for protecting the self-locking mechanism.
According to the technical scheme, the motor 14 and the two bevel gears 11 can be protected through the protection mechanism, the service life is prolonged, and the box body 2 can be locked and fixed through the locking mechanism.
Referring to fig. 4, the self-locking mechanism comprises a motor 14, two bevel gears 11, a rotating rod 15, a bidirectional screw rod 10, two moving bars 9 and two square plates 16, wherein the bottom of the motor 14 is fixedly connected with the top of the box body 2, the top of the box body 2 is fixedly connected with a supporting plate, one side of the supporting plate is embedded with a first bearing, the outer side of the rotating rod 15 is fixedly connected with the inner ring inner wall of the first bearing, one end of the rotating rod 15 is fixedly connected with the output end of the motor 14, the bottoms of the two square plates 16 are fixedly connected with the top of the box body 2, two ends of the bidirectional screw rod 10 are respectively connected with one side of the two square plates 16 close to each other in a rotating way, two bevel gears 11 are fixedly sleeved on the rotating rod 15 and the bidirectional screw rod 10 respectively, the two bevel gears 11 are meshed, a plurality of groups of fixing columns 3 are fixedly connected to the inner walls of two sides of the two supporting frames 1, each group of fixing columns 3 of the plurality of groups of fixing columns 3 is two, the plurality of groups of fixing columns 3 are equidistantly arranged, screw nuts are embedded in one sides of the two moving strips 9, the two screw nuts are in threaded connection with the bidirectional screw rod 10, two locking blocks 8 are fixedly connected to one sides of the two moving strips 9, a socket is formed in one side of each locking block 8, and one end of each fixing column 3 is inserted into the socket.
Above-mentioned technical scheme motor 14 output's rotation has driven the rotation of bull stick 15, and the rotation of bull stick 15 has driven the rotation of bevel gear 11, has driven the rotation of two-way lead screw 10 through the rotation of two bevel gears 11, and the rotation of two-way lead screw 10 has driven the removal of two movable bars 9, and the removal of two movable bars 9 has driven the removal of latch segment 8, makes the socket of latch segment 8 insert in the fixed column 3 to can lock fixedly to box 2.
Referring to fig. 1-4, the protection mechanism comprises a protection cover 5 for protecting the motor 14 and the two bevel gears 11, the protection cover 5 is arranged on the box body 2, and both sides of the protection cover 5 are provided with notches.
According to the technical scheme, the motor 14 and the two bevel gears 11 can be protected through the protection cover 5, and the service life is prolonged.
Referring to fig. 4, two sliding grooves 13 are formed in the top of the box 2, sliding blocks are fixedly connected to the bottoms of the two moving strips 9, and the bottoms of the sliding blocks are slidably connected with the inner walls of the bottoms of the sliding grooves 13.
According to the technical scheme, friction force is reduced when the moving bar 9 moves through the sliding groove 13 and the sliding block, and the movement is smoother and stable.
Referring to fig. 4, two baffles 12 are fixedly connected to the top of the case 2, second bearings are embedded in one sides of the two baffles 12, and the outer sides of the bidirectional screw rods 10 are fixedly connected with inner ring inner walls of the two second bearings.
According to the technical scheme, the movable strip 9 can be blocked through the baffle 12, and the movable strip 9 is prevented from contacting the bevel gear 11.
Referring to fig. 2, the protection cover 5 is fixed to the case 2 by bolts 6.
Above-mentioned technical scheme safety cover 5 is installed through bolt 6, can be convenient for install the dismantlement to safety cover 5, is convenient for maintain motor 14.
However, as is well known to those skilled in the art, the working principle and wiring method of the motor 14 are well known, and all of them are conventional or common knowledge, and will not be described in detail herein, and any choice can be made by those skilled in the art according to their needs or convenience.
The working principle and the using flow of the technical scheme are as follows: when in use, the corresponding box body 2 is driven by the driving device to move up and down along the guide rail groove 7, when the box body is required to be locked, the rotation of the output end of the motor 14 drives the rotation of the rotating rod 15, the rotation of the rotating rod 15 drives the rotation of the bevel gear 11, the rotation of the two bevel gears 11 drives the rotation of the two-way screw rod 10, the rotation of the two-way screw rod 10 drives the movement of the two moving strips 9, the two moving strips 9 can be mutually close to or mutually far away from each other through the two-way screw rod 10, the movement of the two moving strips 9 drives the movement of the locking block 8, the socket of the locking block 8 is inserted into the fixed column 3, thereby the box body 2 can be locked and fixed, and the protection cover 5 can protect the motor 14 and the two bevel gears 11 through the protection cover 5, so that the service life is prolonged, the protection cover 5 can be conveniently installed and detached through the bolts 6, and the motor 14 can be conveniently maintained.
The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (6)
1. A self-locking mechanism for a hydraulic lift, comprising:
two support frames (1) and a box body (2), wherein two connecting blocks (4) are fixedly connected to two sides of the box body (2), two guide rail grooves (7) are formed in one sides, close to each other, of the two support frames (1), and one side of each connecting block (4) is in sliding connection with the inner wall of each guide rail groove (7);
the self-locking mechanism is arranged on the box body (2) and used for locking the box body (2);
the protection mechanism is arranged on the box body (2) and used for protecting the self-locking mechanism.
2. The self-locking mechanism of the hydraulic lifter according to claim 1, wherein the self-locking mechanism comprises a motor (14), two bevel gears (11), a rotating rod (15), a bidirectional screw rod (10), two moving strips (9) and two square plates (16), wherein the bottom of the motor (14) is fixedly connected with the top of a box body (2), the top of the box body (2) is fixedly connected with a supporting plate, a first bearing is embedded in one side of the supporting plate, the outer side of the rotating rod (15) is fixedly connected with the inner ring inner wall of the first bearing, one end of the rotating rod (15) is fixedly connected with the output end of the motor (14), the bottoms of the two square plates (16) are fixedly connected with the top of the box body (2), the two ends of the bidirectional screw rod (10) are respectively and rotatably connected with one side of the two square plates (16), the two bevel gears (11) are respectively and fixedly sleeved on the rotating rod (15) and the bidirectional screw rod (10), the inner walls of the two supporting frames (1) are internally embedded with first bearings, one side of the two groups of screw rods (3) are fixedly connected with the two groups of screw rods (3), the two groups of screw rods (3) are fixedly connected with the screw rods (3) at equal distance, the two groups of screw rods (3) are fixedly connected with the screw rods (3), two locking blocks (8) are fixedly connected to one sides of the two moving strips (9), a socket is formed in one side of each locking block (8), and one end of each fixing column (3) is inserted into the socket.
3. The self-locking mechanism of the hydraulic lifter according to claim 1, wherein the protection mechanism comprises a protection cover (5) for protecting the motor (14) and the two bevel gears (11), the protection cover (5) is arranged on the box body (2), and both sides of the protection cover (5) are provided with notches.
4. The self-locking mechanism of the hydraulic lifter according to claim 2, wherein two sliding grooves (13) are formed in the top of the box body (2), sliding blocks are fixedly connected to the bottoms of the two moving strips (9), and the bottoms of the sliding blocks are in sliding connection with the inner walls of the bottoms of the sliding grooves (13).
5. The self-locking mechanism of the hydraulic lifter according to claim 2, wherein the top of the box body (2) is fixedly connected with two baffles (12), one side of each baffle (12) is embedded with a second bearing, and the outer side of the bidirectional screw rod (10) is fixedly connected with the inner walls of the inner rings of the two second bearings.
6. A self-locking mechanism of a hydraulic elevator according to claim 3, characterized in that the protective cover (5) is fixed to the housing (2) by means of bolts (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321032525.4U CN219885387U (en) | 2023-05-04 | 2023-05-04 | Self-locking mechanism of hydraulic lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321032525.4U CN219885387U (en) | 2023-05-04 | 2023-05-04 | Self-locking mechanism of hydraulic lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219885387U true CN219885387U (en) | 2023-10-24 |
Family
ID=88402875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321032525.4U Active CN219885387U (en) | 2023-05-04 | 2023-05-04 | Self-locking mechanism of hydraulic lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219885387U (en) |
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2023
- 2023-05-04 CN CN202321032525.4U patent/CN219885387U/en active Active
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