CN113669446A - Hydraulic pump transmission mechanism of gearbox - Google Patents
Hydraulic pump transmission mechanism of gearbox Download PDFInfo
- Publication number
- CN113669446A CN113669446A CN202110942942.1A CN202110942942A CN113669446A CN 113669446 A CN113669446 A CN 113669446A CN 202110942942 A CN202110942942 A CN 202110942942A CN 113669446 A CN113669446 A CN 113669446A
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- hydraulic pump
- transmission
- gear
- transmission mechanism
- gearbox
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- 230000007246 mechanism Effects 0.000 title claims abstract description 104
- 230000005540 biological transmission Effects 0.000 title claims abstract description 97
- 238000007664 blowing Methods 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 239000007788 liquid Substances 0.000 claims description 43
- 238000010521 absorption reaction Methods 0.000 claims description 26
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 15
- 239000000110 cooling liquid Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims 3
- 241001075561 Fioria Species 0.000 claims 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 3
- 241001330002 Bambuseae Species 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 241000209128 Bambusa Species 0.000 claims 1
- 239000003921 oil Substances 0.000 description 24
- 230000000670 limiting effect Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010718 automatic transmission oil Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4165—Control of cooling or lubricating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
Abstract
The invention provides a hydraulic pump transmission mechanism of a gearbox, which belongs to the technical field of hydraulic pumps of gearboxes and aims to solve the problems that the existing hydraulic pump transmission mechanism cannot drive a blowing structure to rotate through a transmission mechanism, so that blowing operation cannot be performed on a hydraulic pump shell which runs for a long time, and the practicability of the hydraulic pump transmission mechanism is reduced; the right side of the mounting plate is rotatably connected with a transmission mechanism, and the front end face of the mounting plate is provided with an anti-loosening part at the front ends of the four fastening bolts. According to the invention, when the driving shaft rotates, the rear-end blowing fan blade is driven to rotate through the transmission mechanism, so that the external air is uniformly blown to the rear shell of the hydraulic pump main body through the flow guide mechanism, the rear shell of the hydraulic pump main body can be effectively cooled, and the practicability of the hydraulic pump transmission mechanism is greatly improved.
Description
Technical Field
The invention belongs to the technical field of hydraulic pumps of gearboxes, and particularly relates to a hydraulic pump transmission mechanism of a gearbox.
Background
A gearbox is a mechanism for changing the speed and torque from an engine, which can change the ratio of the output shaft to the input shaft, either fixed or in steps, and is also known as a gear box. The speed variator consists of speed-changing transmission mechanism and control mechanism, and some vehicles also have power output mechanism. The transmission mechanism is mainly driven by common gears and also driven by planetary gears. The common gear transmission mechanism generally uses a sliding gear, a synchronizer and the like.
For example, application No.: CN201811439321.6 the present invention relates to a dual clutch transmission oil pump, comprising a housing of the oil pump, an end cap, the housing is provided with an oil inlet, an oil outlet, and an oil return port, the inner cavity of the housing is divided into a low pressure oil suction cavity and a high pressure oil discharge cavity by the arranged working parts, the oil inlet and the oil return port are connected with the low pressure oil suction cavity, the oil outlet is connected with the high pressure oil discharge cavity, the right end of the housing is provided with a first shifting piston cylinder and a second shifting piston cylinder, the piston of the first shifting piston cylinder is used for connecting a first shifting lever, the piston of the second shifting piston cylinder is used for connecting a second shifting lever, the first shifting piston cylinder is provided with a first hydraulic oil through hole, the second shifting piston cylinder is provided with a second hydraulic oil through hole, the end cap is fixedly connected with the left end face of the housing, a seal ring is arranged between the housing and the end cap, the end cap supports a drive shaft through a bearing, the left end of the drive shaft is circumferentially fixed with a drive gear, the right end of the drive shaft extends into the inner cavity of the housing and is supported on the housing through the bearing, the driving shaft is fixedly connected with the rotating part of the working part to realize oil absorption and oil pressing of the oil pump.
Based on the above patent search, and in conjunction with the prior art devices, it was found that the hydraulic oil pump of the transmission is the basis for the operation of the overall hydraulic control system, and thus of the overall automatic transmission. Most of the oil pumps are mounted in the front part of the automatic transmission case and are directly driven by the torque converter case. The automatic transmission oil pump is in an operating state and outputs pressure oil as long as the engine is running. The existing hydraulic pump transmission mechanism has the following defects in the practical application process, such as: the existing hydraulic pump transmission mechanism has single function, only can drive a hydraulic pump rotating shaft to rotate, and can not drive a blowing structure to rotate through the transmission mechanism, thereby being incapable of blowing the hydraulic pump shell which runs for a long time, the practicability of the hydraulic pump transmission mechanism is greatly reduced, and because the hydraulic pump transmission mechanism is positioned inside a gearbox, and the gearbox runs for a long time, the temperature of the internal oil can also be improved, although the internal oil can be circulated through the hydraulic pump, the cooling effect is poor, the service life of the hydraulic pump transmission mechanism and the internal parts of the gearbox is reduced, and the existing hydraulic pump is lack of an effective anti-loosening structure between the existing hydraulic pump and a mounting plate, so that a bolt connected between the hydraulic pump and the mounting plate is easy to loosen due to vibration generated when the hydraulic pump runs, and further the stability of the hydraulic pump during use is reduced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a hydraulic pump transmission mechanism of a gearbox, which solves the problems that the conventional hydraulic pump transmission mechanism has single function, only can drive a hydraulic pump rotating shaft to rotate, but cannot drive a blowing structure to rotate through a transmission mechanism, so that blowing operation cannot be performed on a hydraulic pump shell which runs for a long time, the practicability of the hydraulic pump transmission mechanism is greatly reduced, the temperature of internal oil liquid is also increased under the long-time running state of the gearbox because the hydraulic pump transmission mechanism is positioned in the gearbox, although the internal oil liquid can be circulated through the hydraulic pump, the cooling effect is poor, the service lives of the hydraulic pump transmission mechanism and parts inside the gearbox are shortened, and the conventional hydraulic pump is lack of an effective anti-loosening structure between the conventional hydraulic pump and a mounting plate, so that bolts connected between the hydraulic pump and the mounting plate are easy to loosen due to vibration generated during the running of the hydraulic pump, and further the stability problem when the hydraulic pump is used is reduced.
The invention relates to a hydraulic pump transmission mechanism of a gearbox, which is realized by the following specific technical means:
a hydraulic pump transmission mechanism of a gearbox comprises an installation plate, wherein the installation plate is connected to the gearbox through bolts, and the rear end face of the installation plate is connected with a hydraulic pump main body through four fastening bolts; the right side of the mounting plate is rotatably connected with a transmission mechanism, and the front end face of the mounting plate is provided with an anti-loosening part at the front ends of the four fastening bolts; the rear end face of the mounting plate is fixedly connected with a flow guide mechanism positioned on the rear side of the hydraulic pump main body through a fixing plate, and the edge of the front end face of the mounting plate is provided with a heat absorption mechanism; a circulating water pump is arranged on the lower part of the rear end face of the mounting plate; the transmission mechanism comprises a transmission shaft, a second transmission gear, a blowing fan blade and a first belt wheel, the outer peripheral surface of the transmission shaft is rotatably connected with a shaft sleeve fixed on a fixing plate between the mounting plate and the flow guide mechanism, the front end and the rear end of the transmission shaft are respectively provided with the second transmission gear and the blowing fan blade, the rear end of the transmission shaft penetrates through the flow guide mechanism, the blowing fan blade is located at a circular air inlet in the flow guide mechanism, and the middle of the outer peripheral surface of the transmission shaft is provided with the first belt wheel.
Furthermore, the hydraulic pump main body comprises a driving shaft, a driving gear, a first transmission gear and threaded cylinders, the hydraulic pump main body is rotatably connected with the driving shaft through a rotating shaft, the driving gear and the first transmission gear are arranged at the front end of the outer peripheral surface of the driving shaft, four threaded cylinders are arranged on the front side of the outer peripheral surface of the hydraulic pump main body in an annular array manner, the four threaded cylinders are respectively connected with the stud ends of four fastening bolts through threads, and the driving gear is meshed with a gear on the rotating shaft in the gearbox;
furthermore, the fastening bolt comprises a fillet limit gear, the fillet limit gear is arranged at the front end of the fastening bolt, the fastening direction of the fastening bolt is clockwise, and the limiting direction of the fillet limit gear is anticlockwise;
further, when the transmission mechanism and the hydraulic pump main body are in an installation state, the second transmission gear is meshed with the first transmission gear;
further, the anti-loosening part comprises an anti-loosening sliding block and a pull rod, the anti-loosening part is of a rectangular shell structure, the anti-loosening sliding block is connected inside the anti-loosening part in a sliding mode, the tail end of the anti-loosening sliding block is fixedly connected with the pull rod which is connected with the tail of the anti-loosening part in a sliding mode, a spring is sleeved inside the anti-loosening part on the outer portion of the pull rod, a triangular limiting block is arranged at the head end of the anti-loosening sliding block, and when the anti-loosening part and the hydraulic pump main body are in an installation state, the triangular limiting block at the head end of the anti-loosening sliding block is in close contact with the outer peripheral face of the round limiting gear;
furthermore, the diversion mechanism comprises a blowing port, a diversion inclined plane and a hemispherical diversion block, the diversion mechanism is of a shell structure, a round air inlet is formed in the rear side of the diversion mechanism, the diversion inclined plane is arranged at the right end of the front side face in the diversion mechanism, the hemispherical diversion block is arranged at the left end of the front side face in the diversion mechanism, the blowing ports are formed in the left edge of the front end face of the diversion mechanism in an annular array mode, and the blowing ports are located in the rear side of the hydraulic pump main body;
furthermore, the heat absorption mechanism comprises two rectangular pipe fittings, two heat absorption pipes, a liquid inlet pipe, a liquid outlet pipe, liquid feeding pipes, heat dissipation members and a guide plate, wherein twenty-three heat absorption pipes are uniformly connected between opposite surfaces of the two rectangular pipe fittings, six heat absorption sheets are arranged on the outer peripheral surface of each heat absorption pipe in an annular array manner, one rectangular pipe fitting at the front side is fixedly connected to the edge of the front end surface of the mounting plate, one rectangular pipe fitting at the front side is connected with the liquid outlet pipe, one rectangular pipe fitting at the rear side is connected with the liquid inlet pipe, the liquid inlet pipe and the liquid outlet pipe are respectively connected with the inlet and outlet of the circulating water pump, the liquid feeding pipe is connected at the rear side of the liquid inlet pipe, a thread sealing cover is connected at the liquid feeding port of the liquid feeding pipe through threads, the heat dissipation members are connected to the liquid outlet pipe, and the heat dissipation members are uniformly arranged on the rear end surface of the heat dissipation members, guide plates are uniformly distributed in the heat dissipation part in a crossed manner, and cooling liquid is filled in the heat absorption mechanism;
further, circulating water pump includes the second band pulley, circulating water pump is connected with the second band pulley through the pivot rotation, and when circulating water pump is in the mounted state with drive mechanism, the second band pulley is connected through belt drive with first band pulley.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, when the driving shaft rotates, the first transmission gear drives the second transmission gear to rotate, so that the driving shaft starts to rotate, then the rear-end blowing fan blade is driven to rotate through the driving shaft, so that external air is sucked into the flow guide mechanism, and then the external air is rapidly and uniformly blown off to the rear shell of the hydraulic pump main body through the blowing port under the flow guide effect of the flow guide inclined plane and the hemispherical flow guide block in the flow guide mechanism, so that the rear shell of the hydraulic pump main body can be effectively cooled, and the practicability of the hydraulic pump transmission mechanism is greatly improved.
2. According to the invention, through the matching of the heat absorption mechanism and the circulating water pump, the temperature of oil in the gearbox is absorbed onto cooling liquid inside the heat absorption pipe through the heat absorption pipe connected between the two rectangular pipe fittings, then the cooling liquid after heat absorption flows to the inside of the heat dissipation part through the liquid outlet pipe under the action of the circulating water pump, then the heat dissipation part generates high temperature for heat dissipation through the heat dissipation plate on the heat dissipation part, and then the cooling liquid after cooling is sent back into the heat absorption pipe through the circulating water pump, so that the cooling effect inside the gearbox is effectively improved, and the service lives of the hydraulic pump transmission mechanism and parts inside the gearbox are prolonged.
3. According to the invention, through the arrangement of the anti-loosening moving piece, after the fastening bolt is screwed clockwise, the triangular limiting block at the head end of the anti-loosening sliding block in the anti-loosening moving piece is tightly contacted with the outer peripheral surface of the fillet limiting gear, so that the fillet limiting gear cannot rotate anticlockwise, the fastening bolt cannot rotate anticlockwise at the moment, the fastening bolt connected between the hydraulic pump main body and the mounting plate cannot be loosened easily due to vibration generated during the operation of the hydraulic pump main body, and the stability of the hydraulic pump main body in use is further improved.
Drawings
Fig. 1 is a first view structure diagram of the present invention.
Fig. 2 is a schematic diagram of a second viewing angle structure according to the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a schematic view of the present invention at a part enlarged in fig. 3.
Fig. 5 is a schematic structural diagram in a split state of the present invention.
Fig. 6 is a schematic structural diagram of a hydraulic pump body, a transmission mechanism and a circulating water pump of the invention.
Fig. 7 is a partial sectional structural schematic view of the flow guide mechanism of the present invention.
Fig. 8 is a schematic view of the heat absorbing mechanism and the circulating water pump of the present invention.
Fig. 9 is a partial sectional structural view of a heat sink of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. mounting a plate; 2. a hydraulic pump main body; 201. a drive shaft; 202. a drive gear; 203. a first drive gear; 204. a threaded barrel; 3. fastening a bolt; 301. a fillet limit gear; 4. a transmission mechanism; 401. a drive shaft; 402. a second transmission gear; 403. a blower blade; 404. a first pulley; 5. a locking member; 501. an anti-loosening sliding block; 502. a pull rod; 6. a flow guide mechanism; 601. an air blowing port; 602. a diversion bevel; 603. a hemispherical flow guide block; 7. a heat absorbing mechanism; 701. a rectangular pipe fitting; 702. a heat absorbing tube; 703. a liquid inlet pipe; 704. a liquid outlet pipe; 705. a liquid feeding pipe; 706. a heat sink; 707. a baffle; 8. a water circulating pump; 801. a second pulley.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a hydraulic pump transmission mechanism of a gearbox, which comprises: the mounting plate comprises a mounting plate 1, the mounting plate 1 is connected to a gearbox through bolts, the rear end face of the mounting plate 1 is connected with a hydraulic pump main body 2 through four fastening bolts 3, the hydraulic pump main body 2 comprises a driving shaft 201, a driving gear 202, a first transmission gear 203 and threaded cylinders 204, the hydraulic pump main body 2 is rotatably connected with the driving shaft 201 through a rotating shaft, the front end of the outer peripheral face of the driving shaft 201 is provided with the driving gear 202 and the first transmission gear 203, the front side of the outer peripheral face of the hydraulic pump main body 2 is provided with the four threaded cylinders 204 in an annular array shape, the four threaded cylinders 204 are respectively connected with stud ends of the four fastening bolts 3 through threads, and the driving gear 202 is meshed with a gear on an inner rotating shaft of the gearbox; the right side of the mounting plate 1 is rotatably connected with a transmission mechanism 4, the front end surface of the mounting plate 1 is provided with an anti-loosening part 5 at the front ends of the four fastening bolts 3, the anti-loosening part 5 comprises an anti-loosening sliding block 501 and a pull rod 502, the anti-loosening part 5 is a rectangular shell structure, and the anti-loosening member 5 is connected with an anti-loosening sliding block 501 in a sliding manner, the tail end of the anti-loosening sliding block 501 is fixedly connected with a pull rod 502 which is connected with the tail part of the anti-loosening member 5 in a sliding manner, and the outer part of the pull rod 502 is positioned inside the anti-loosening element 5 and is sleeved with a spring, the head end of the anti-loosening sliding block 501 is provided with a triangular limiting block, when the anti-loosening element 5 and the hydraulic pump body 2 are in the installation state, the triangular limiting block at the head end of the anti-loosening slide block 501 is tightly contacted with the outer peripheral surface of the fillet limiting gear 301, therefore, the fillet limit gear 301 can obtain effective one-way limiting effect, and the fillet limit gear 301 can not rotate anticlockwise; the rear end face of the mounting plate 1 is fixedly connected with a flow guide mechanism 6 positioned at the rear side of the hydraulic pump main body 2 through a fixing plate, and the edge of the front end face of the mounting plate 1 is provided with a heat absorption mechanism 7; the lower part of the rear end face of the mounting plate 1 is provided with a circulating water pump 8, the circulating water pump 8 comprises a second belt wheel 801, the circulating water pump 8 is rotatably connected with the second belt wheel 801 through a rotating shaft, and when the circulating water pump 8 and the transmission mechanism 4 are in a mounting state, the second belt wheel 801 is connected with the first belt wheel 404 through belt transmission; the transmission mechanism 4 comprises a transmission shaft 401, a second transmission gear 402, a blowing fan blade 403 and a first driving wheel 404, the peripheral surface of the transmission shaft 401 is rotatably connected with a shaft sleeve fixed on a fixing plate between the installation plate 1 and the flow guide mechanism 6, the front end and the rear end of the transmission shaft 401 are respectively provided with the second transmission gear 402 and the blowing fan blade 403, the rear end of the transmission shaft 401 penetrates through the flow guide mechanism 6, the blowing fan blade 403 is positioned at a circular air inlet inside the flow guide mechanism 6, the middle part of the peripheral surface of the transmission shaft 401 is provided with the first driving wheel 404, when the transmission mechanism 4 and the hydraulic pump main body 2 are in an installation state, the second transmission gear 402 is meshed with the first transmission gear 203, so that the transmission mechanism 4 can rotate while the transmission mechanism 201 rotates; fastening bolt 3 includes fillet limit gear 301, and fastening bolt 3 front end is equipped with fillet limit gear 301, and fastening of fastening bolt 3 turns to for clockwise turning to, and fillet limit gear 301's spacing turns to for anticlockwise turning to.
Wherein, water conservancy diversion mechanism 6 is including blowing mouthful 601, water conservancy diversion inclined plane 602 and hemisphere water conservancy diversion piece 603, water conservancy diversion mechanism 6 is shell structure, and 6 rear sides of water conservancy diversion mechanism are equipped with circular air intake, the inside leading flank right-hand members of water conservancy diversion mechanism 6 are equipped with water conservancy diversion inclined plane 602, and the inside leading flank left end of water conservancy diversion mechanism 6 is equipped with hemisphere water conservancy diversion piece 603, 6 preceding terminal surface left side edges of water conservancy diversion mechanism are the annular array form and are equipped with blowing mouthful 601, and blowing mouthful 601 is located hydraulic pump main part 2 rear sides, make the inside air that gets into water conservancy diversion mechanism 6, can evenly blow off to hydraulic pump main part 2 rear sides.
Wherein, the heat absorbing mechanism 7 comprises two rectangular pipe fittings 701, two heat absorbing pipes 702, a liquid inlet pipe 703, a liquid outlet pipe 704, a liquid adding pipe 705, a heat radiating piece 706 and a guide plate 707, twenty three heat absorbing pipes 702 are uniformly connected between the opposite surfaces of the two rectangular pipe fittings 701, six heat absorbing sheets are arranged on the peripheral surface of each heat absorbing pipe 702 in an annular array manner, one rectangular pipe 701 on the front side is fixedly connected at the edge of the front end surface of the mounting plate 1, one end of one rectangular pipe 701 on the front side is connected with the liquid outlet pipe 704, one end of one rectangular pipe 701 on the rear side is connected with the liquid inlet pipe 703, the liquid inlet pipe 703 and the liquid outlet pipe 704 are respectively connected with the inlet and outlet of the circulating water pump 8, the liquid adding pipe 705 is connected at the rear side of the liquid inlet pipe 703, a thread sealing cover is connected at the liquid adding port of the liquid adding pipe 705 through threads, the heat radiating piece 706 is connected with the heat radiating piece 706, and the heat radiating pieces are uniformly arranged on the rear end surface of the heat radiating piece 706, the heat dissipation member 706 is internally provided with guide plates 707 in a crossed manner, the heat absorption mechanism 7 is internally filled with cooling liquid, and the cooling effect of oil in the gearbox is improved by the arrangement of the heat absorption mechanism 7.
When in use: the driving gear 202 is driven to rotate by a gear on a rotating shaft in the gearbox, so that the driving shaft 201 drives the first transmission gear 203 and the rotating shaft of the hydraulic pump main body 2 to rotate, the hydraulic pump main body 2 starts to operate, the second transmission gear 402 is driven to rotate by the first transmission gear 203, the transmission shaft 401 starts to rotate, the rear-end blowing fan blade 403 is driven to rotate by the transmission shaft 401, so that external air is sucked into the flow guide mechanism 6, and then the external air is quickly and uniformly blown off to the rear shell of the hydraulic pump main body 2 through the blowing port 601 under the flow guide effect of the flow guide inclined plane 602 and the hemispherical flow guide block 603 in the flow guide mechanism 6, so that the rear shell of the hydraulic pump main body 2 can be effectively cooled, and the practicability of the hydraulic pump transmission mechanism 4 is greatly improved;
while the transmission shaft 401 rotates, the first pulley 404 drives the second pulley 801 to rotate via the belt, so that the rotation shaft of the circulating water pump 8 starts to rotate, so that the circulating water pump 8 starts to operate, then the cooling liquid in the heat absorption mechanism 7 is circulated by a circulating water pump 8, the temperature of the oil liquid in the gearbox is absorbed on the cooling liquid in the heat absorption pipe 702 through the heat absorption pipe 702 connected between the two rectangular pipe fittings 701, then the cooling liquid after absorbing heat flows to the inside of the heat dissipation member 706 through the liquid outlet pipe 704 under the action of the circulating water pump 8, then the heat sink 706 generates high temperature to dissipate heat through the heat dissipating fins on the heat sink 706, and then the cooled coolant is sent back to the heat absorbing pipe 702 through the circulating water pump 8, the cooling effect in the gearbox is effectively improved, so that the service lives of the hydraulic pump transmission mechanism 4 and parts in the gearbox are prolonged;
through the setting of locking moving piece 5, after fastening bolt 3 is screwed up clockwise, because locking moving piece 5 inside locking slider 501 head end triangle stopper closely contacts with fillet limit gear 301 outer peripheral face, thereby make fillet limit gear 301 can not carry out anticlockwise rotation, thereby make fastening bolt 3 can not carry out anticlockwise rotation this moment, make fastening bolt 3 of being connected between hydraulic pump main part 2 and the installation plate 1 difficult not hard up because of the vibration that produces during the operation of hydraulic pump main part 2, and then stability when hydraulic pump main part 2 used has been improved.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A hydraulic pump drive mechanism of gearbox which characterized in that: the hydraulic pump comprises an installation plate (1), wherein the installation plate (1) is connected to a gearbox through bolts, and the rear end face of the installation plate (1) is connected with a hydraulic pump main body (2) through four fastening bolts (3); the right side of the mounting plate (1) is rotatably connected with a transmission mechanism (4), and the front end face of the mounting plate (1) is provided with an anti-loosening part (5) at the front end of each of the four fastening bolts (3); the rear end face of the mounting plate (1) is fixedly connected with a flow guide mechanism (6) positioned on the rear side of the hydraulic pump main body (2) through a fixing plate, and a heat absorption mechanism (7) is arranged at the edge of the front end face of the mounting plate (1); a circulating water pump (8) is arranged on the lower part of the rear end face of the mounting plate (1); drive mechanism (4) include transmission shaft (401), second drive gear (402), fan leaf (403) and first band pulley (404) blow, transmission shaft (401) outer peripheral face rotates to be connected with and fixes the axle sleeve on the fixed plate between installation plate (1) and guiding mechanism (6), and both ends are equipped with second drive gear (402) and fan leaf (403) of blowing respectively around transmission shaft (401), diversion mechanism (6) is run through to transmission shaft (401) rear end, fan leaf (403) of blowing is located the inside circular air intake department of diversion mechanism (6), transmission shaft (401) outer peripheral face middle part is equipped with first band pulley (404).
2. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: the hydraulic pump main part (2) includes drive shaft (201), drive gear (202), a drive gear (203) and a screw thread section of thick bamboo (204), hydraulic pump main part (2) rotate through the pivot and are connected with drive shaft (201), and drive shaft (201) periphery front end is equipped with drive gear (202) and a drive gear (203), hydraulic pump main part (2) periphery front side is the annular array form and is equipped with four screw thread section of thick bamboos (204), and four screw thread sections of thick bamboo (204) all are connected with four fastening bolt (3) double-screw bolt end respectively through the screw thread, drive gear (202) and the epaxial gear mesh of gearbox adversion.
3. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: fastening bolt (3) include fillet limit gear (301), fastening bolt (3) front end is equipped with fillet limit gear (301), and the fastening of fastening bolt (3) turns to for clockwise turning to, the spacing of fillet limit gear (301) turns to for anticlockwise.
4. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: when the transmission mechanism (4) and the hydraulic pump main body (2) are in an installation state, the second transmission gear (402) is meshed with the first transmission gear (203).
5. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: locking movable piece (5) are including locking slider (501) and pull rod (502) that moves, locking movable piece (5) are rectangle shell structure, and locking movable piece (5) inside sliding connection have locking movable slider (501), locking movable slider (501) tail end fixedly connected with locking movable piece (5) afterbody sliding connection's pull rod (502), and pull rod (502) outside is located locking movable piece (5) inside and has cup jointed the spring, locking movable slider (501) head end is equipped with the triangle stopper, works as locking movable piece (5) and hydraulic pump main part (2) are in when installing condition, locking movable slider (501) head end triangle stopper and fillet limit gear (301) outer peripheral face closely contact.
6. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: the water conservancy diversion mechanism (6) is including blowing mouthful (601), water conservancy diversion inclined plane (602) and hemisphere water conservancy diversion piece (603), water conservancy diversion mechanism (6) is shell structure, and water conservancy diversion mechanism (6) rear side is equipped with circular air intake, the inside leading flank right-hand member of water conservancy diversion mechanism (6) is equipped with water conservancy diversion inclined plane (602), and the inside leading flank left end of water conservancy diversion mechanism (6) is equipped with hemisphere water conservancy diversion piece (603), water conservancy diversion mechanism (6) preceding terminal surface left side edge is the annular array form and is equipped with mouth (601) of blowing, and blows mouthful (601) and be located hydraulic pump main part (2) rear side.
7. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: the heat absorption mechanism (7) comprises two rectangular pipe fittings (701), two heat absorption pipes (702), a liquid inlet pipe (703), a liquid outlet pipe (704), a liquid adding pipe (705), a heat dissipation member (706) and a guide plate (707), wherein twenty-three heat absorption pipes (702) are uniformly connected between opposite surfaces of the two rectangular pipe fittings (701), six heat absorption sheets are arranged on the peripheral surface of each heat absorption pipe (702) in an annular array manner, one rectangular pipe fitting (701) on the front side is fixedly connected to the edge of the front end surface of the mounting plate (1), one rectangular pipe fitting (701) on the front side is connected with a liquid outlet pipe (704), one rectangular pipe fitting (701) on the rear side is connected with the liquid inlet pipe (703), the liquid inlet pipe (703) and the liquid outlet pipe (704) are respectively connected with an inlet and an outlet of the circulating water pump (8), and the liquid adding pipe (705) is connected to the rear side of the liquid inlet pipe (703), and a liquid filling opening of the liquid filling pipe (705) is connected with a threaded sealing cover through threads, the liquid outlet pipe (704) is connected with a heat dissipation piece (706), the rear end face of the heat dissipation piece (706) is uniformly provided with heat dissipation fins, the heat dissipation piece (706) is internally provided with guide plates (707) in a crossed manner, and cooling liquid is filled in the heat absorption mechanism (7).
8. A hydraulic pump transmission for a gearbox according to claim 1, characterised in that: the circulating water pump (8) comprises a second belt wheel (801), the circulating water pump (8) is rotatably connected with the second belt wheel (801) through a rotating shaft, and when the circulating water pump (8) and the transmission mechanism (4) are in an installation state, the second belt wheel (801) is connected with the first belt wheel (404) through belt transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110942942.1A CN113669446A (en) | 2021-08-17 | 2021-08-17 | Hydraulic pump transmission mechanism of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110942942.1A CN113669446A (en) | 2021-08-17 | 2021-08-17 | Hydraulic pump transmission mechanism of gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113669446A true CN113669446A (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110942942.1A Pending CN113669446A (en) | 2021-08-17 | 2021-08-17 | Hydraulic pump transmission mechanism of gearbox |
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| Country | Link |
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| CN (1) | CN113669446A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206957924U (en) * | 2017-06-28 | 2018-02-02 | 浙江凯尼真空设备有限公司 | A kind of Roots vaccum pump of good heat dissipation effect |
| CN210327823U (en) * | 2019-11-07 | 2020-04-14 | 陈志刚 | Engineering safety monitoring device based on computer network |
| CN111963485A (en) * | 2020-07-27 | 2020-11-20 | 董胜兵 | Multiple circulation cooling type water pump |
| CN212615343U (en) * | 2020-06-01 | 2021-02-26 | 淮安市虎力液压机械有限公司 | Dustproof heat dissipation type hydraulic gear pump |
| CN113217347A (en) * | 2021-06-19 | 2021-08-06 | 无锡市圣诺高压泵科技有限公司 | Noise reduction mechanical pump based on resonant frequency |
-
2021
- 2021-08-17 CN CN202110942942.1A patent/CN113669446A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206957924U (en) * | 2017-06-28 | 2018-02-02 | 浙江凯尼真空设备有限公司 | A kind of Roots vaccum pump of good heat dissipation effect |
| CN210327823U (en) * | 2019-11-07 | 2020-04-14 | 陈志刚 | Engineering safety monitoring device based on computer network |
| CN212615343U (en) * | 2020-06-01 | 2021-02-26 | 淮安市虎力液压机械有限公司 | Dustproof heat dissipation type hydraulic gear pump |
| CN111963485A (en) * | 2020-07-27 | 2020-11-20 | 董胜兵 | Multiple circulation cooling type water pump |
| CN113217347A (en) * | 2021-06-19 | 2021-08-06 | 无锡市圣诺高压泵科技有限公司 | Noise reduction mechanical pump based on resonant frequency |
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Application publication date: 20211119 |