CN216895519U

CN216895519U - Hydraulic damper

Info

Publication number: CN216895519U
Application number: CN202123119761.3U
Authority: CN
Inventors: 李姝娴; 李加选
Original assignee: Qingdao Fuqiang Electronics Co ltd
Current assignee: Qingdao Fuqiang Electronics Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-07-05
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a hydraulic damper which comprises a shell, wherein a hydraulic cylinder is arranged inside the shell, a hydraulic rod is arranged at the output end of the hydraulic cylinder, a plurality of third springs are arranged on two sides of the hydraulic cylinder, clamps are fixedly connected to two sides of the hydraulic cylinder, a cooling pipe is arranged inside each clamp, an air inlet is formed in one side of the shell, an air outlet is formed in the other side of the shell, and pistons are arranged inside the air inlet and the air outlet. According to the damper, the plurality of springs, the movable rod and the sleeve are arranged, different parts are protected by arranging different springs, the internal device can bear large force when the damper is used, and the plurality of springs are used for protecting, so that the effect of buffering different parts in equipment is achieved.

Description

Hydraulic damper

Technical Field

The utility model relates to the technical field of dampers, in particular to a hydraulic damper.

Background

The hydraulic damper is a hydraulic feed speed control device which can freely adjust the feed speed of the cylinder within a desired range from low speed to high speed, and the damper is a device which provides resistance force for movement and reduces movement energy. The energy absorption and shock absorption by utilizing damping is not a new technology, and various dampers are applied to the industries of aerospace, aviation, war industry, firearms, automobiles and the like for absorbing vibration and dissipating energy, so that the vibration control device has sensitive response to speed.

The applicant finds that a Chinese patent discloses an insulating waterproof hydraulic damper with the application number of '202022930376.6', when the applicant applies the utility model, an outer support and an inner support are mainly arranged to separate a damper shell from a damper cylinder body, an insulating rubber pad is arranged at the upper end of the damper cylinder body, so that current cannot pass through the damper cylinder body to damage other equipment when electric leakage occurs, water leaking into the damper cylinder body can be discharged out of the damper shell from a flow guide bucket through a water flowing hole, a plurality of springs and cooling pipes are arranged to protect the structure inside the equipment, heat generated by the damper when in use is cooled by the cooling pipes, the damper can be protected, and the service life of the device can be prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a hydraulic damper.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a hydraulic damper, includes the casing, the inside of casing is provided with the pneumatic cylinder, the output of pneumatic cylinder is provided with the hydraulic stem, the both sides of pneumatic cylinder all are provided with a plurality of third spring, the equal fixedly connected with anchor clamps in both sides of pneumatic cylinder, the inside of anchor clamps is provided with the cooling tube, the air inlet has been seted up to one side of casing, the gas outlet has been seted up to the opposite side of casing, the air inlet all is provided with the piston with the inside of gas outlet.

As a further description of the above technical solution:

the improved structure is characterized in that an upper end connecting rod is arranged at one end of the shell, the other end of the upper end connecting rod penetrates through one side of the shell to be arranged inside the shell, a sliding groove is formed in the shell, and a fixing plate is fixedly connected to the other end of the upper end connecting rod.

As a further description of the above technical solution:

the inside of casing is provided with the backup pad, one side of backup pad is provided with the blotter, the one end of hydraulic stem and the lateral wall fixed connection of blotter, and the other end of hydraulic stem passes the one end of pneumatic cylinder and extends to inside.

As a further description of the above technical solution:

the supporting plate is characterized in that sleeves are symmetrically arranged on one side of the supporting plate, movable rods are arranged inside the sleeves, and the other ends of the movable rods are fixedly connected with one side of the fixing plate.

As a further description of the above technical solution:

the outside of movable rod is provided with first spring, the one end of first spring and one side fixed connection of fixed plate, and the other end extends to telescopic inside.

As a further description of the above technical solution:

one side fixedly connected with second spring of fixed plate, the other end and the one side fixed connection of backup pad of second spring.

As a further description of the above technical solution:

the both ends of backup pad and fixed plate all extend to the inside of spout, and with spout sliding connection.

As a further description of the above technical solution:

one end of the shell is fixedly connected with a lower end connecting rod.

The utility model has the following beneficial effects:

1. compared with the prior art, the hydraulic damper is provided with the cooling pipe, the air inlet and the air outlet, and a certain amount of coolant is added into the cooling pipe, so that the coolant emits cold air to cool the device, heat generated by equipment during working is eliminated, the equipment is protected through the service life of the equipment, and the coolant is replaced by using the air inlet and the air outlet.

2. Compared with the prior art, the hydraulic damper is provided with the plurality of springs, the movable rod and the sleeve, different parts are protected by arranging different springs, an internal device can bear larger force when the damper is used, and the plurality of springs are used for protecting different parts in equipment, so that the effect of buffering is achieved.

Drawings

Fig. 1 is a perspective view of a hydraulic damper according to the present invention;

FIG. 2 is a front view of a hydraulic damper according to the present invention;

fig. 3 is a sectional view of a hydraulic damper according to the present invention;

FIG. 4 is an enlarged view of the utility model at A in FIG. 3;

FIG. 5 is an enlarged view of the utility model at B in FIG. 3;

fig. 6 is an enlarged view of the utility model at C in fig. 3.

Illustration of the drawings:

1. a housing; 2. an upper end connecting rod; 3. a lower end connecting rod; 4. a chute; 5. a fixing plate; 6. a first spring; 7. a movable rod; 8. a sleeve; 9. a support plate; 10. a cushion pad; 11. a hydraulic cylinder; 12. a hydraulic lever; 13. a second spring; 14. a third spring; 15. a clamp; 16. a cooling tube; 17. an air inlet; 18. a piston; 19. and (4) an air outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, one embodiment of the present invention is provided: a hydraulic damper comprises a shell 1, a hydraulic cylinder 11 is arranged inside the shell 1, a hydraulic rod 12 is arranged at the output end of the hydraulic cylinder 11 and used for extending and contracting an upper end connecting rod 2, a plurality of third springs 14 are arranged on two sides of the hydraulic cylinder 11 and used for protecting the hydraulic cylinder 11 and preventing the hydraulic cylinder 11 from shaking during working, clamps 15 are fixedly connected on two sides of the hydraulic cylinder 11 and used for protecting cooling pipes 16, the cooling pipes 16 are arranged inside the clamps 15, an air inlet 17 is formed in one side of the shell 1, an air outlet 19 is formed in the other side of the shell 1, condensing agents are added into the cooling pipes 16 through the air inlet 17 and are diffused and cooled to cool internal devices and protect the internal devices, pistons 18 are arranged inside the air inlet 17 and the air outlet 19 and used for sealing the air inlet 17 and the air outlet 19, and the cooling effect is prevented from being influenced by air leakage.

One end of the shell 1 is provided with an upper end connecting rod 2 for connecting the device, the other end of the upper end connecting rod 2 penetrates through one side of the shell 1 to be provided with an inner part, the inner part of the shell 1 is provided with a chute 4 for facilitating the sliding of the fixing plate 5 and the supporting plate 9 and facilitating the movement of the upper end connecting rod 2, the other end of the upper end connecting rod 2 is fixedly connected with the fixing plate 5 for supporting the upper end connecting rod 2, the inner part of the shell 1 is provided with the supporting plate 9, one side of the supporting plate 9 is provided with a cushion pad 10 for protecting the hydraulic rod 12, one end of the hydraulic rod 12 is fixedly connected with the side wall of the cushion pad 10, the other end of the hydraulic rod 12 penetrates through one end of the hydraulic cylinder 11 to extend to the inner part, the outer part of the movable rod 7 is provided with a first spring 6, one end of the first spring 6 is fixedly connected with one side of the fixing plate 5, and the other end extends to the inner part of the sleeve 8, the first spring 6 and the second spring 13 are utilized to play a role in buffering, so that the upper end connecting rod 2 is protected and prevented from being damaged;

one side symmetry of backup pad 9 is provided with sleeve 8, the inside of sleeve 8 is provided with movable rod 7, the movable rod 7 of being convenient for removes, the other end of movable rod 7 and one side fixed connection of fixed plate 5, one side fixedly connected with second spring 13 of fixed plate 5, the other end of second spring 13 and one side fixed connection of backup pad 9, backup pad 9 all extends to spout 4's inside with the both ends of fixed plate 5, and with spout 4 sliding connection, the one end fixedly connected with lower extreme connecting rod 3 of casing 1, utilize upper end connecting rod 2 and lower extreme connecting rod 3 to connect the needs device, make the attenuator work.

The working principle is as follows: when the damper is used, the upper end connecting rod 2 and the lower end connecting rod 3 are respectively connected with different devices, when the damper works, the hydraulic cylinder 11 extrudes the upper end connecting rod 2 through the hydraulic rod 12, the sleeve 8 and the movable rod 7 contract in the extrusion process, a certain buffering effect is achieved on the upper end connecting rod 2 under the action of the first spring 6 and the second spring 13, the cooling pipe 16 is arranged outside the hydraulic cylinder 11, the hydraulic cylinder 11 is cooled by adding a coolant into the cooling pipe 16, and the service life of the damper is prolonged.

Finally, it should be noted that: although the present invention 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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A hydraulic damper comprising a housing (1), characterized in that: the inside of casing (1) is provided with pneumatic cylinder (11), the output of pneumatic cylinder (11) is provided with hydraulic stem (12), the both sides of pneumatic cylinder (11) all are provided with a plurality of third spring (14), the equal fixedly connected with anchor clamps (15) in both sides of pneumatic cylinder (11), the inside of anchor clamps (15) is provided with cooling tube (16), air inlet (17) have been seted up to one side of casing (1), gas outlet (19) have been seted up to the opposite side of casing (1), air inlet (17) all are provided with piston (18) with the inside of gas outlet (19).

2. A hydraulic damper as set forth in claim 1 wherein: the one end of casing (1) is provided with upper end connecting rod (2), one side that casing (1) was passed to the other end of upper end connecting rod (2) is provided with inside, spout (4) have been seted up to the inside of casing (1), the other end fixedly connected with fixed plate (5) of upper end connecting rod (2).

3. A hydraulic damper as claimed in claim 1, characterized in that: the inside of casing (1) is provided with backup pad (9), one side of backup pad (9) is provided with blotter (10), the lateral wall fixed connection of the one end of hydraulic stem (12) and blotter (10), and the one end that the other end of hydraulic stem (12) passed pneumatic cylinder (11) extends to inside.

4. A hydraulic damper as claimed in any one of claims 3, wherein: one side symmetry of backup pad (9) is provided with sleeve (8), the inside of sleeve (8) is provided with movable rod (7), one side fixed connection of the other end of movable rod (7) and fixed plate (5).

5. A hydraulic damper as claimed in claim 4, characterized in that: the outside of movable rod (7) is provided with first spring (6), one end and one side fixed connection of fixed plate (5) of first spring (6), and the other end extends to the inside of sleeve (8).

6. A hydraulic damper as claimed in claim 2, wherein: one side of the fixed plate (5) is fixedly connected with a second spring (13), and the other end of the second spring (13) is fixedly connected with one side of the supporting plate (9).

7. A hydraulic damper as claimed in any one of claims 3, wherein: the two ends of the supporting plate (9) and the fixed plate (5) extend into the sliding groove (4) and are connected with the sliding groove (4) in a sliding mode.

8. A hydraulic damper as set forth in claim 1 wherein: one end of the shell (1) is fixedly connected with a lower end connecting rod (3).