CN214888519U

CN214888519U - Brake protection structure of lifting table

Info

Publication number: CN214888519U
Application number: CN202120156560.1U
Authority: CN
Inventors: 屈石定
Original assignee: Dongguan Shidan Deli Trading Co ltd
Current assignee: Dongguan Shidan Deli Hardware Manufacturing Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-11-26
Anticipated expiration: 2031-01-20

Abstract

The utility model relates to the technical field of lifting tables, in particular to a braking protection structure of a lifting table, which is applied to the lifting table and comprises a protection box, a transmission rod, a movable block, a rotary sleeve, a braking spring, a spring support, a limiting block and a handle assembly; the rotary sleeve is arranged inside the protection box; the transmission rod is connected to one end of the rotary sleeve; the movable block is movably sleeved on the rotating sleeve; the brake spring is sleeved on the spring support; the spring support is connected to one end of the rotating sleeve, which is far away from the transmission rod; the limiting block is connected to one end of the spring support; one end of the handle component penetrates through the limiting block and is connected with the rotating sleeve in an inserting mode. The utility model provides a braking protection structure of a lifting table with good protection effect.

Description

Brake protection structure of lifting table

Technical Field

The utility model relates to a lift table technical field especially relates to a brake protection architecture of lift table.

Background

The table is a common furniture, has a plane on the table, has a pillar under the table, can put things on the table, do things, eat, write, work and the like, is a furniture fixed by smooth flat plates, legs and other supports, has various types in order to meet the requirements of the public, and comprises an electric or hand-operated lifting table which is widely used in Europe and America countries, is gradually recognized and started to be widely applied in China, and has the value of helping office people to take a long-time sitting and realizing standing type office work.

When the manual rocking handle of present hand lift table was used, the gear of the inside of table that will go up and down was excessively damaged with strength easily, and the protection effect is poor, and then leads to the life of lift table to be short, and use cost is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a braking protection structure of a lifting table with good protection effect.

The utility model adopts the following technical scheme:

a brake protection structure of a lifting table is applied to the lifting table and comprises a protection box, a transmission rod, a movable block, a rotary sleeve, a brake spring, a spring support, a limiting block and a handle assembly; the rotary sleeve is arranged inside the protection box; the transmission rod is connected to one end of the rotary sleeve; the movable block is movably sleeved on the rotating sleeve; the brake spring is sleeved on the spring support; the spring support is connected to one end of the rotating sleeve, which is far away from the transmission rod; the limiting block is connected to one end of the spring support; one end of the handle component penetrates through the limiting block and is connected with the rotating sleeve in an inserting mode.

The technical scheme is further improved in that the protection box comprises a protection base and a protection cover covering the protection base, and the upper end of the protection base is installed on the lifting table.

The technical scheme is further improved in that a blocking piece seat is fixed at the center of the bottom in the protection box, and the blocking piece seat is rotatably sleeved above the blocking piece seat.

The further improvement of the technical proposal is that the baffle seat is provided with a semi-circular opening which is matched with the rotating sleeve.

The technical proposal is further improved in that the inner side of the movable block is provided with a thread matched with the rotary sleeve.

The further improvement on the technical scheme is that one end of the brake spring extends to be connected with a spring base, and the spring base is fixed on the protection box.

The technical scheme is further improved in that the handle assembly comprises a connecting rod and a handle piece, wherein the connecting rod is connected with one end of the rotating sleeve in an inserting mode, and the handle piece is connected to the connecting rod.

The technical scheme is further improved in that the lifting table comprises a table plate and two lifting mechanisms connected to the table plate, and the transmission rod is connected to one of the lifting mechanisms.

The technical proposal is further improved in that the lifting mechanism comprises a plurality of transmission gears which are meshed with each other, and the transmission rod is inserted into one of the transmission gears.

The technical scheme is further improved in that the lifting table further comprises a control motor and a control box electrically connected with the control motor, the control motor is respectively connected with the lifting mechanism, and the control box is fixed at the bottom edge of the table plate.

The utility model has the advantages that:

the utility model discloses be provided with the protection box, the transfer line, the movable block, the rotary sleeve, brake spring, spring supporting, the stopper, the handle subassembly, the transfer line is connected on drive gear, the user is when carrying out the lift operation, the movable block is at the rotary sleeve activity, and be equipped with the fender piece seat and carry on spacingly to the movable block, effectively reduce the transmission dynamics, and then protect the gear, avoid leading to damaging the gear because of exerting oneself excessively, set up brake spring simultaneously, when elevating system goes up, brake spring is in the state of loosening, when elevating system descends, brake spring then increases the weight, realize the brake, effectively play braking load guard action, effectively reduce the use strength of part, and then improved the life of lift table.

Drawings

FIG. 1 is a perspective view of a brake protection structure of a lifting table of the present invention;

FIG. 2 is an exploded view of the brake protection structure of the lift table of FIG. 1;

FIG. 3 is an enlarged view of FIG. 2A;

fig. 4 is a perspective view of the brake protection structure of the lifting table of the present invention applied to the lifting table;

fig. 5 is a perspective view of the brake protection structure of the elevating table of fig. 4 applied to another angle of the elevating table.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, a brake protection structure of a lifting table, which is applied to a lifting table 90, the brake protection structure 100 includes a protection box 10, a transmission rod 20, a movable block 30, a rotary sleeve 40, a brake spring 50, a spring support 60, a limit block 70, and a handle assembly 80; the rotating sleeve 40 is installed inside the protection box 10; the transmission rod 20 is connected to one end of the rotary sleeve 40; the movable block 30 is movably sleeved on the rotating sleeve 40; the brake spring 50 is sleeved on the spring support 60; the spring bearing 60 is connected to the end of the rotary sleeve 40 facing away from the transmission rod 20; the stopper 70 is connected to one end of the spring support 60; one end of the handle assembly 80 is inserted into the limiting block 70 and is connected with the rotating sleeve 40.

The protection box 10 comprises a protection base 11 and a protection cover 12 covering the protection base 11, wherein the upper end of the protection base 11 is installed on the lifting table 90. The protection box 10 plays a role in supporting and protecting, so that normal operation of internal devices is guaranteed, and the practicability is high.

A blocking piece seat 13 is fixed at the center of the bottom in the protection box 10, and the rotary sleeve 40 is arranged above the blocking piece seat 13. The stop piece seat 13 effectively limits the moving movable block 30, so that excessive movement of the movable block is avoided, and the working efficiency is improved.

The sheet blocking seat 13 is provided with a semi-circular opening 14, and the semi-circular opening 14 is matched with the rotating sleeve 40. The semicircular opening 14 is convenient for the installation of the rotary sleeve 40, the limiting effect is ensured under the condition that the installation of the rotary sleeve 40 is not influenced, and the practicability is high.

The inner side of the movable block 30 is provided with a thread matched with the rotary sleeve 40. The threads of the movable block 30 are matched with the threads of the rotary sleeve 40, so that the transmission force is effectively buffered, the gear is prevented from being damaged due to excessive force application, and the service life is prolonged.

One end of the braking spring 50 is connected with a spring base 51 in an extending manner, and the spring base 51 is fixed on the protection box 10. The spring base 51 plays a role in fixing the brake spring 50, so that the brake spring 50 is prevented from being unstable, and the working efficiency is effectively improved.

The handle assembly 80 includes a connecting rod 81 inserted into one end of the rotary sleeve 40, and a handle member 82 connected to the connecting rod 81. The user carries out manual rotation through handle spare 82, can carry out the lift operation, and it is convenient to use, and the practicality is strong.

As shown in fig. 3, the lifting table 90 includes a table 91 and two lifting mechanisms 92 connected to the table 91, and the transmission rod 20 is connected to one of the lifting mechanisms 92. The brake protection structure 100 is convenient for brake protection of the lifting mechanism 92, and has strong practicability.

The lifting mechanism 92 comprises a plurality of transmission gears which are meshed with each other, and the transmission rod 20 is inserted into one of the transmission gears. Connect on drive gear through transfer line 20, the user is when carrying out the lift operation, and the movable block 30 is at the activity of swivel sleeve 40 to be equipped with the spacer 13 and carry out spacingly to the movable block 30, effectively reduce the transmission dynamics, and then the protection gear, avoid further improving life because of exerting oneself excessively and lead to damaging the gear.

As shown in fig. 4, the lifting table 90 further includes a control motor 93 and a control box 94 electrically connected to the control motor 93, the control motor 93 is respectively connected to the lifting mechanism 92, and the control box 94 is fixed at the bottom edge of the table board 91. The lifting table 90 can be driven to lift through a motor, the lifting table 90 is guaranteed to be controlled in multiple modes, the practicability is high, the control box 94 is fixed at the bottom edge of the table board 91, a user can operate conveniently, and the using efficiency is effectively improved.

The utility model discloses be provided with protection box 10, transfer line 20, movable block 30, swivel sleeve 40, brake spring 50, spring support 60, stopper 70, handle subassembly 80, transfer line 20 is connected on drive gear, the user is when carrying out lifting operation, movable block 30 is at the activity of swivel sleeve 40, and be equipped with the spacer seat 13 and carry out spacingly to movable block 30, effectively reduce the transmission dynamics, and then protect the gear, avoid leading to damaging the gear because of exerting oneself excessively, set up brake spring 50 simultaneously, when elevating system 92 goes up, brake spring 50 is in the unclamped state, when elevating system 92 descends, brake spring 50 then increases the weight, realize the brake, effectively play the braking load guard action, effectively reduce the use strength of part, and then improved lift table 90's life.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A brake protection structure of a lifting table is applied to the lifting table and is characterized by comprising a protection box, a transmission rod, a movable block, a rotary sleeve, a brake spring, a spring support, a limiting block and a handle assembly; the rotary sleeve is arranged inside the protection box; the transmission rod is connected to one end of the rotary sleeve; the movable block is movably sleeved on the rotating sleeve; the brake spring is sleeved on the spring support; the spring support is connected to one end of the rotating sleeve, which is far away from the transmission rod; the limiting block is connected to one end of the spring support; one end of the handle component penetrates through the limiting block and is connected with the rotating sleeve in an inserting mode.

2. The braking protection structure for lifting table as claimed in claim 1, wherein said protection box comprises a protection base, a protection cover covering above said protection base, and an upper end of said protection base is installed on said lifting table.

3. The braking protection structure for lifting table as claimed in claim 1, wherein a blocking piece seat is fixed at the center of the bottom of the protection box, and the rotation sleeve is disposed above the blocking piece seat.

4. The braking protection structure for lifting table as claimed in claim 3, wherein said blocking seat is formed with a semi-circular opening, and said semi-circular opening is engaged with said rotary sleeve.

5. A brake protection structure for a lifting table as claimed in claim 1, wherein the inner side of the movable block is provided with a screw thread matching with the rotary sleeve.

6. The braking protection structure of a lifting table as claimed in claim 1, wherein a spring base is extended from one end of the braking spring and fixed to the protection box.

7. A brake protection structure for a lifting table as claimed in claim 1, wherein the handle assembly comprises a connecting rod inserted into one end of the rotary sleeve, and a handle member connected to the connecting rod.

8. A brake protection arrangement for a lifting table according to claim 1, wherein the lifting table comprises a table, two lifting mechanisms connected to the table, the transmission rod being connected to one of the lifting mechanisms.

9. A brake protection arrangement for a lifting table according to claim 8, wherein said lifting mechanism comprises a plurality of intermeshing drive gears, said drive link being plugged into one of said drive gears.

10. The braking protection structure for lifting table as claimed in claim 8, wherein said lifting table further comprises a control motor and a control box electrically connected to said control motor, said control motor is connected to said lifting mechanism respectively, and said control box is fixed at the bottom edge of said table plate.