CN216478833U

CN216478833U - Hydraulic rotating device

Info

Publication number: CN216478833U
Application number: CN202122764549.6U
Authority: CN
Inventors: 王培珍; 李晓建; 王宏伟; 安霞; 赵江南; 王宏升
Original assignee: Shandong Yazhong Vehicle Co ltd
Current assignee: Shandong Yazhong Vehicle Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-10
Anticipated expiration: 2031-11-12

Abstract

The utility model relates to the technical field of hydraulic motors and discloses a hydraulic slewing device which comprises a sleeve, wherein the front surface of the sleeve is fixedly connected with a front cover, the back surface of the sleeve is fixedly connected with a back cover, the outer ring of the sleeve is fixedly connected with a heat dissipation mechanism, and the outer ring of the sleeve is fixedly connected with a protection mechanism. This hydraulic pressure slewer, through the heat dissipation mechanism who sets up, the heat that the sleeve produced when the device work is conducted to the fin via the heat conduction section of thick bamboo, the louvre of seting up on the fin has increased the area of contact of fin with the air, the radiating efficiency of heat dissipation mechanism has been increased, when needing to dismantle heat dissipation mechanism, at first rotatory screw bolt, later remove the relation of connection of outer ring and heat conduction section of thick bamboo again, only need press the button pole downwards this moment and can easily dismantle heat dissipation mechanism, guaranteed that the device temperature remains throughout the safety range, the problem of device production because of the temperature risees has been stopped, the work efficiency is improved, the service life of device has been increased.

Description

Hydraulic rotating device

Technical Field

The utility model relates to the technical field of hydraulic motors, in particular to a hydraulic slewing device.

Background

The hydraulic transmission slewing gear consists of a planetary reducer with various valve groups and can also be driven by a transmission gear. The novel brake device has the characteristics of small radial size, safe and reliable braking, high starting efficiency, high low-speed stability, high transmission efficiency, low noise, high economy and the like, and the output shaft can bear large radial and axial external forces. It can be widely used in the transmission mechanism of various machines such as construction engineering, walking machinery, lorry-mounted crane, railway locomotive traction, ship, oil field drilling and production, coal mine, light industry, etc. The existing hydraulic slewing device continuously works during working, so that the temperature of the device is increased, and a series of problems are caused.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a hydraulic slewing device to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hydraulic pressure slewer, includes the sleeve, the positive fixedly connected with protecgulum of sleeve, the lid behind the sleeve back fixedly connected with, sleeve outer lane fixedly connected with heat dissipation mechanism, the sleeve outer lane is in the outer fixedly connected with protection mechanism of heat dissipation mechanism.

The heat dissipation mechanism comprises a clamping ring, the clamping ring is fixedly connected to the outer ring of the sleeve, the outer ring is arranged on the front side of the clamping ring, the fixing ring is fixedly connected to the front side of the outer ring, the fixing ring is connected with a threaded bolt, the threaded bolt penetrates through the fixing ring and is connected to the sleeve in a threaded mode, the outer ring is fixedly connected with a heat conduction cylinder through the outer ring threaded bolt and the sleeve, the heat conduction cylinder is sleeved on the outer ring of the sleeve, heat dissipation fins are fixedly connected to the outer ring of the heat conduction cylinder, heat dissipation holes are formed in the surfaces of the heat dissipation fins, a button pull rod is fixedly connected to the bottom of the clamping ring, and a button rod is fixedly connected to the top of the button pull rod.

Preferably, a button spring is sleeved on the outer ring of the button pull rod, the top of the button spring is fixedly connected with the bottom of the button rod, the bottom of the button spring is fixedly connected with the clamping ring, a limiting slide block is fixedly connected with the outer ring of the button rod, the clamping ring corresponds to the limiting slide block and is provided with a sliding groove, and the limiting slide block limits the movement of the button rod, so that the button rod cannot be separated from the clamping ring.

Preferably, the top of the button rod penetrates through the clamping ring and the heat conducting cylinder, the bottom of the outer ring of the button rod is fixedly connected with an installation clamping cylinder, the clamping ring corresponds to the installation clamping cylinder and is provided with an installation groove, the outer ring of the button rod is fixedly connected with a clamping block pull rod in the installation clamping cylinder, the installation groove enables the installation clamping cylinder to slide up and down in the clamping ring, and the installation clamping cylinder facilitates installation of the limiting clamping block.

Preferably, a fixture block spring is sleeved on the outer ring of the fixture block pull rod, the front side and the rear side of the fixture block spring are respectively fixedly connected with the button rod and the limiting bottom plate, the fixture block pull rod is far away from the limiting bottom plate fixedly connected with one side of the button rod, the limiting bottom plate is far away from one side of the button rod fixedly connected with the limiting fixture block, the outer ring corresponds to the limiting fixture block and is provided with a limiting clamping groove, and the limiting bottom plate enables the limiting fixture block not to be separated from the mounting clamping cylinder.

Preferably, protection mechanism includes the front bezel, front bezel fixed connection is in sleeve outer lane the place ahead, front bezel positive face fixedly connected with bulge loop, bulge loop outer lane threaded connection has hexagon bolt, connects through hexagon bolt and makes things convenient for later stage to dismantle and install.

Preferably, the hexagon bolt passes bulge loop threaded connection in the sleeve, the front bezel passes through hexagon bolt and sleeve fixed connection, front bezel back top joint has the dust cup, and the dust cup has blocked dust and fin contact, has guaranteed the radiating efficiency of fin.

Preferably, the outer ring of the dust-proof cylinder is provided with an air penetration hole, the back of the dust-proof cylinder is clamped with a back plate, the back plate is fixedly connected with the outer ring of the back cover, and the back plate and the back cover are fixedly connected.

Compared with the prior art, the utility model provides a hydraulic slewing device, which has the following beneficial effects:

1. the hydraulic slewing device is characterized in that heat generated by a sleeve is conducted onto a heat radiating sheet through a heat conducting cylinder when the device works through an arranged heat radiating mechanism, the heat radiating holes formed in the heat radiating sheet increase the contact area between the heat radiating sheet and air, the heat radiating efficiency of the heat radiating mechanism is increased, when the heat radiating mechanism needs to be disassembled, a threaded bolt is firstly rotated, then the connection relation between an outer ring and the heat conducting cylinder is removed, at the moment, the heat radiating mechanism can be completely disassembled only by pressing a button rod downwards, when the button rod is pressed downwards, an installation clamping cylinder moves downwards along with the button rod, at the moment, a limiting clamping block moves towards the installation clamping cylinder under the stress, the connection relation between the limiting clamping block and the outer ring is removed, at the moment, the heat radiating mechanism can be easily disassembled, the installation is the same, the temperature of the device is ensured to be always kept in a safe range during the work, and the problem caused by the temperature rise of the device is avoided, the working efficiency is improved, and the service life of the device is prolonged.

2. This hydraulic pressure slewer, protection mechanism through setting up, at the device during operation, dust in the air is blocked with outer by the dustproof barrel, guaranteed that the fin surface can not influence the radiating efficiency of heat dissipation mechanism because of the dust, the existence in ventilative hole has guaranteed in the dustproof barrel that heat dissipation mechanism and outside air exchange simultaneously, can not influence the radiating efficiency of heat dissipation mechanism, when needs are dismantled protection mechanism, at first dismantle back lid and sleeve, can easily take off the dustproof barrel this moment, only need at last take off the hexagon bolt rotation can protect mechanism and demolish completely, the installation is with reason, simple structure is convenient for later stage installation and dismantlement, make things convenient for the later stage to overhaul the change with spare part.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor:

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a side sectional view of the present invention;

FIG. 4 is a schematic view of a portion of the heat dissipation mechanism;

FIG. 5 is an enlarged view of the structure at A in FIG. 3;

fig. 6 is an enlarged view of the structure at B of fig. 4.

In the figure: 1. a heat dissipation mechanism; 11. a snap ring; 12. an outer ring; 121. a fixing ring; 122. a heat conducting tube; 123. A threaded bolt; 13. a toggle rod; 131. a torsion spring; 14. mounting grooves; 141. a chute; 15. a button lever; 151. a limiting slide block; 16. installing a clamping cylinder; 17. a fixture block pull rod; 171. a fixture block spring; 18. a limiting clamping block; 181. a limiting bottom plate; 182. a limiting clamping groove; 19. a heat sink; 191. heat dissipation holes; 2. A protection mechanism; 21. a front plate; 22. a convex ring; 23. a hexagon bolt; 24. a back plate; 25. a dust-proof cylinder; 26. A ventilation hole; 3. a sleeve; 4. a front cover; 5. and (7) a rear cover.

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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a hydraulic pressure slewer, includes

sleeve

3, and 3 openly fixedly connected with protecgulums 4 of sleeve, 3 backs fixedly connected with back lids 5 of sleeve, 3 outer lane fixedly connected with heat dissipation mechanisms 1 of sleeve, 3 outer lanes of sleeve in the outer fixedly connected with protection mechanism 2 of heat dissipation mechanisms 1.

The heat dissipation mechanism 1 comprises a snap ring 11, the snap ring 11 is fixedly connected with the outer ring of a sleeve 3, the front of the snap ring 11 is provided with an outer ring 12, the front of the outer ring 12 is fixedly connected with a fixing ring 121, the outer ring of the fixing ring 121 is in threaded connection with a threaded bolt 123, the threaded bolt 123 passes through the fixing ring 121 and is in threaded connection with the sleeve 3, the outer ring 12 is fixedly connected with a heat conduction cylinder 122 through the threaded bolt 123, the heat conduction cylinder 122 is sleeved on the outer ring of the sleeve 3, the outer ring of the heat conduction cylinder 122 is fixedly connected with a heat sink 19, the surface of the heat sink 19 is provided with a heat dissipation hole 191, the bottom in the snap ring 11 is fixedly connected with a button pull rod 13, the top of the button pull rod 13 is fixedly connected with a button rod 15, the outer ring of the button pull rod 13 is sleeved with a button spring 131, the top of the button spring 131 is fixedly connected with the bottom of the button rod 15, the bottom of the button spring 131 is fixedly connected with the snap ring 11, and the outer ring of the button rod 15 is fixedly connected with a limiting slider 151, the snap ring 11 is provided with a sliding groove 141 corresponding to the limiting slide block 151, the limiting slide block 151 limits the movement of the button rod 15, so that the button rod 15 cannot be separated from the snap ring 11, the top of the button rod 15 penetrates through the snap ring 11 and the heat conducting tube 122, the bottom of the outer ring of the button rod 15 is fixedly connected with an installation clamping tube 16, the snap ring 11 is provided with an installation groove 14 corresponding to the installation clamping tube 16, the outer ring of the button rod 15 is fixedly connected with a fixture block pull rod 17 in the installation clamping tube 16, the installation clamping tube 16 can slide up and down in the snap ring 11 due to the installation groove 14, the installation clamping tube 16 facilitates the installation of a limiting fixture block 18, the outer ring of the fixture block pull rod 17 is sleeved with a fixture block spring 171, the front side and the rear side of the fixture block spring 171 are respectively and fixedly connected with the button rod 15 and the limiting bottom plate 181, one side of the fixture block pull rod 17 far away from the button rod 15 is fixedly connected with the limiting bottom plate 181, one side of the limiting bottom plate 181 far away from the button rod 15 is fixedly connected with the limiting fixture block 18, the outer ring 12 is provided with a limit slot 182 corresponding to the limit latch 18, and the limit bottom plate 181 prevents the limit latch 18 from separating from the mounting cartridge 16.

Protection machanism 2 includes front bezel 21, front bezel 21 fixed connection is in 3 outer lane the place ahead of sleeve, front bezel 21 openly fixedly connected with bulge 22, bulge 22 outer lane threaded connection has hexagon bolt 23, connect convenient later stage dismantlement and installation through hexagon bolt 23, hexagon bolt 23 passes bulge 22 threaded connection in sleeve 3, front bezel 21 passes through

hexagon bolt

23 and 3 fixed connection of sleeve, front bezel 21 back top joint has dust tube 25, dust tube 25 has blocked dust and the contact of fin 19, the radiating efficiency of fin 19 has been guaranteed, ventilative hole 26 has been seted up to dust tube 25 outer lane, dust tube 25 back joint has back bezel 24, back bezel 24 fixed connection is in 5 outer lane of back lid, back bezel 24 is firm with 5 fixed connection structure of back lid.

In the actual operation process, when the device is used, when the device works, heat generated by the sleeve 3 is conducted onto the radiating fin 19 through the heat conducting cylinder 122, the radiating hole 191 formed in the radiating fin 19 increases the contact area of the radiating fin 19 and air, and the radiating efficiency of the radiating mechanism 1 is increased, when the radiating mechanism 1 needs to be disassembled, the threaded bolt 123 is firstly rotated, then the connection relation between the outer ring 12 and the heat conducting cylinder 122 is released, at the moment, the radiating mechanism 1 can be completely disassembled only by pressing the button rod 15 downwards, when the button rod 15 is pressed downwards, the mounting clamping cylinder 16 moves downwards along with the button rod 15, at the moment, the limiting clamping block 18 is forced to move towards the mounting clamping cylinder 16, the connection relation between the limiting clamping block 18 and the outer ring 12 is released, at the moment, the radiating mechanism 1 can be easily disassembled, and the installation is the same; when the device works, dust in the air is blocked and removed by the dust-proof cylinder 25, the heat dissipation efficiency of the heat dissipation mechanism 1 cannot be influenced by the dust on the surface of the heat dissipation fin 19, meanwhile, the heat dissipation mechanism 1 in the dust-proof cylinder 25 is ensured to exchange with the outside air due to the existence of the ventilation holes 26, the heat dissipation efficiency of the heat dissipation mechanism 1 cannot be influenced, when the protection mechanism 2 needs to be disassembled, the rear cover 5 and the sleeve 3 are firstly disassembled, the dust-proof cylinder 25 can be easily disassembled at the moment, and finally, the protection mechanism 2 can be completely disassembled only by rotating and disassembling the hexagon bolt 23, and the installation is the same.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. A hydraulic swivel device comprising a sleeve (3), characterized in that: the front surface of the sleeve (3) is fixedly connected with a front cover (4), the back surface of the sleeve (3) is fixedly connected with a rear cover (5), the outer ring of the sleeve (3) is fixedly connected with a heat dissipation mechanism (1), and the outer ring of the sleeve (3) is fixedly connected with a protection mechanism (2) outside the heat dissipation mechanism (1);

the heat dissipation mechanism (1) comprises a clamping ring (11), the clamping ring (11) is fixedly connected to the outer ring of the sleeve (3), the clamping ring (11) is provided with an outer ring (12) in the front, the outer ring (12) is fixedly connected with a fixing ring (121) in the front, the outer ring of the fixing ring (121) is in threaded connection with a threaded bolt (123), the threaded bolt (123) penetrates through the fixing ring (121) and is in threaded connection with the sleeve (3), the outer ring (12) is fixedly connected with the sleeve (3) through the threaded bolt (123), the outer ring of the outer ring (12) is fixedly connected with a heat conduction cylinder (122), the heat conduction cylinder (122) is sleeved on the outer ring of the sleeve (3), the outer ring of the heat conduction cylinder (122) is fixedly connected with a heat dissipation fin (19), a heat dissipation hole (191) is formed in the surface of the heat dissipation fin (19), and a button pull rod (13) is fixedly connected to the bottom in the clamping ring (11), the top of the button pull rod (13) is fixedly connected with a button rod (15).

2. A hydraulic swing apparatus as claimed in claim 1, wherein: the button pull rod (13) outer ring is sleeved with a button spring (131), the top of the button spring (131) is fixedly connected with the bottom of the button rod (15), the bottom of the button spring (131) is fixedly connected with a clamping ring (11), the button rod (15) outer ring is fixedly connected with a limiting sliding block (151), and the clamping ring (11) is provided with a sliding groove (141) corresponding to the limiting sliding block (151).

3. A hydraulic swing apparatus as claimed in claim 2, wherein: the heat-conducting tube is characterized in that the top of the button rod (15) penetrates through the clamping ring (11) and the heat-conducting tube (122), the bottom of the outer ring of the button rod (15) is fixedly connected with an installation clamping tube (16), the clamping ring (11) is correspondingly provided with an installation groove (14) in the installation clamping tube (16), and the outer ring of the button rod (15) is fixedly connected with a clamping block pull rod (17) in the installation clamping tube (16).

4. A hydraulic swing apparatus as claimed in claim 3, wherein: the fixture block pull rod (17) is sleeved with a fixture block spring (171), the front side and the rear side of the fixture block spring (171) are fixedly connected with the button rod (15) and the limiting bottom plate (181) respectively, one side, far away from the button rod (15), of the fixture block pull rod (17) is fixedly connected with the limiting bottom plate (181), one side, far away from the button rod (15), of the limiting bottom plate (181) is fixedly connected with a limiting fixture block (18), and the outer ring (12) corresponds to the limiting fixture block (18) and is provided with a limiting clamping groove (182).

5. A hydraulic swing apparatus as claimed in claim 1, wherein: protection mechanism (2) include front bezel (21), front bezel (21) fixed connection is in sleeve (3) outer lane the place ahead, front bezel (21) openly fixedly connected with bulge loop (22), bulge loop (22) outer lane threaded connection has hexagon bolt (23).

6. A hydraulic swing apparatus as claimed in claim 5, wherein: hexagon bolt (23) pass bulge loop (22) threaded connection in sleeve (3), front bezel (21) are through hexagon bolt (23) and sleeve (3) fixed connection, front bezel (21) back top joint has dust protection tube (25).

7. A hydraulic swing apparatus as claimed in claim 6, wherein: ventilative hole (26) have been seted up to dust tube (25) outer lane, dust tube (25) back joint has back plate (24), back plate (24) fixed connection is in back lid (5) outer lane.