CN112555669A - Novel grease gun - Google Patents
Novel grease gun Download PDFInfo
- Publication number
- CN112555669A CN112555669A CN202011469433.3A CN202011469433A CN112555669A CN 112555669 A CN112555669 A CN 112555669A CN 202011469433 A CN202011469433 A CN 202011469433A CN 112555669 A CN112555669 A CN 112555669A
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- Prior art keywords
- gear
- moving block
- block
- fixed
- ring
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- 239000004519 grease Substances 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000009467 reduction Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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
- F16N—LUBRICATING
- F16N37/00—Equipment for transferring lubricant from one container to another
- F16N37/02—Equipment for transferring lubricant from one container to another for filling grease guns
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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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model provides a novel grease gun, which comprises a housin, the pump body, pump seat and gear box subassembly, the pump seat includes first installation department and second installation department, the gear box subassembly includes the motor, box and gear assembly, the second installation department includes bottom plate and a plurality of curb plate, the top both sides of bottom plate are provided with the connecting block, the mounting groove has transversely been seted up to the both sides of connecting block, the communicating slot with the mounting groove is seted up to the bottom of connecting block, set up the through-hole that corresponds with the slot position on the bottom plate, the top of box is fixed with the connecting rod, the top of connecting rod is fixed with the fixture block, the fixture block passes the through-hole, in the slot inserts the mounting groove, be provided with the fixed knot who is used for blocking the fixture block in. The invention has simple and convenient process of dismounting and mounting the gear box assembly, and can effectively reduce the rotating speed of the rotating shaft, thereby reducing the vibration sense and the noise.
Description
Technical Field
The invention relates to the technical field of grease guns, in particular to a novel grease gun.
Background
The grease gun is a tool for filling lubricating grease into mechanical equipment and comprises a manual grease gun, a pneumatic grease gun and a pedal grease gun. The grease gun has the advantages of simple operation, convenient carrying and wide application range, and is a necessary tool for vast farm machinery and maintenance centers. The electric grease gun is a miniature grease gun, which is composed of a shell, a plunger pump mechanism, a crank-slider mechanism, a gear reduction mechanism, an oil supply system, an operating system and a power system.
However, most of the gear box assemblies in the prior art are fixed in the shell in a bolt fixing mode, and when the gear box assemblies are damaged and need to be detached for repair, the detaching process is inconvenient. In addition, in order to meet the market demand, a high-power high-speed motor with high rotating speed is often used for driving the grease gun, and the high-power motor has strong vibration and high working noise, so that the normal work of people is seriously influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a novel grease gun.
A novel grease gun comprises a shell, a pump body, a pump seat and a gear box component, wherein the pump seat is used for connecting the shell and the pump body, the gear box component is arranged in the shell, the pump seat comprises a first installation part and a second installation part, the first installation part is used for installing the pump body, a piston rod of the pump body penetrates through the first installation part and penetrates into the second installation part, the gear box component comprises a motor, a box body, a gear component, a rotating shaft, a rotating block and an eccentric block, the gear component is installed in the box body, an output end of the motor penetrates into the box body and is connected with an input end of the gear component, an output end of the gear component is fixedly connected with the rotating shaft, the rotating shaft penetrates out of the box body and is fixedly connected with the rotating block, the eccentric block is fixedly connected with one end, deviating from the rotating, the second installation part comprises a bottom plate and a plurality of side plates fixed at the edge of the bottom plate, a rotary hole for the rotary block to pass through is formed in the middle of the bottom plate, connecting blocks are arranged on two sides of the top end of the bottom plate, mounting grooves are transversely formed in two sides of the connecting blocks, slots communicated with the mounting grooves are formed in the bottom ends of the connecting blocks, through holes corresponding to the slots are formed in the bottom plate, a connecting rod is fixed to the top end of the box body, a clamping block is fixed to the top end of the connecting rod, the clamping block passes through the through holes and the slots and is inserted into the mounting grooves, and a fixing structure used for clamping.
Through adopting above-mentioned technical scheme, when the gear box subassembly is dismantled to needs, loosen fixed knot to construct, with connecting rod and fixture block take out from mounting groove, slot and through-hole can, when the gear box subassembly is installed to needs to the same reason, the connecting rod passes through-hole and slot, the fixture block inserts in the mounting groove to locking fixed knot constructs, make the fixture block card can on fixed knot constructs. The process of disassembling and assembling the gear box assembly is simple and convenient.
The invention further comprises the following steps: the fixed structure comprises a first moving block and a second moving block, one side, away from the first moving block, of the first moving block penetrates out of the mounting groove, a first fixed rod and a second fixed rod are fixed to one side, close to the first moving block, of the second moving block respectively, a first clamping plate is fixed to one end, away from the first moving block, of the first fixed rod, a second clamping plate is fixed to one end, away from the second moving block, of the second fixed rod, the second clamping plate is located between the first clamping plate and the first moving block, a first spring is fixedly connected between the second clamping plate and the first moving block, the first clamping plate is located between the second clamping plate and the second moving block, a second spring is fixedly connected between the first clamping plate and the second moving block, and the first clamping plate is in contact with the second clamping plate.
By adopting the technical scheme, when the first moving block and the second moving block are in original states, the first clamping plate is in contact with the second clamping plate, and the slot is blocked. When the gear box assembly needs to be installed, the first moving block and the second moving block are pressed simultaneously, the first moving block and the second moving block move inwards relatively, the distance between the first clamping plate and the second clamping plate is increased, the slot is not blocked any more, in the process, the first spring and the second spring are compressed to generate deformation and form elasticity, then the connecting rod is inserted into the through hole, when the box body is contacted with the pump base, the connecting rod cannot go deep, at the moment, the clamping block is inserted into the mounting groove, the distance from the bottom end of the clamping block to the slot is just equal to the height of the first clamping plate and the height of the second clamping plate, the first moving block and the second moving block are loosened, the first clamping plate and the second clamping plate are drawn close to each other again under the action of the elasticity of the first spring and the second spring, the first clamping plate and the second clamping plate are clamped on the connecting rod, the clamping block is clamped at the top ends of the first clamping plate, and completing the installation between the gear box assembly and the pump base. In a similar way, when the gear box assembly needs to be disassembled, the first moving block and the second moving block are pressed, and then the connecting rod is pulled out
The invention further comprises the following steps: sliding grooves are formed in the side faces, in contact with the groove walls of the mounting groove, of the first moving block and the second moving block, and sliding blocks which are inserted into the sliding grooves and move in the sliding grooves are fixed to the groove walls of the mounting groove.
By adopting the technical scheme, when the first moving block and the second moving block move in the mounting groove and the slide block is in contact with the groove wall of the chute, the first moving block and the second moving block cannot move continuously in the same direction, the arrangement of the slide block and the chute limits the moving range of the first moving block and the second moving block, and the first moving block and the second moving block are prevented from falling off from the mounting groove.
The invention further comprises the following steps: the top of second installation department has still covered the apron, can dismantle through the bolt and be connected between apron and the curb plate.
By adopting the technical scheme, the cover plate is used for protecting the eccentric block and the piston rod
The invention further comprises the following steps: the box body is of a cylindrical structure with an opening at the top end, and the gear assembly comprises a first planetary gear set, a second planetary gear set and a third planetary gear set which are coaxially and sequentially arranged in the box body from bottom to top;
the first planetary gear set comprises a first gear ring, a first sun gear, a first planet carrier and a plurality of first planet gears, the first gear ring is fixed in the box body, the first sun gear is fixedly connected with an output shaft of the motor, the first planet gears are rotationally connected to the bottom end of the first planet carrier in an annular array shape, and the first planet gears are all meshed with the first sun gear and are all meshed with the first gear ring;
the second planetary gear set comprises a second gear ring, a second sun gear, a second planet carrier and a plurality of second planetary gears, the second gear ring is fixed in the box body, the second sun gear is rotationally connected to the top end of the first planet carrier, the plurality of second planetary gears are rotationally connected to the bottom end of the second planet carrier in an annular array shape, and the plurality of second planetary gears are all meshed with the second sun gear and are all meshed with the second gear ring;
the third planetary gear set includes third ring gear, third sun gear, third planet carrier and a plurality of third planet wheel, the third ring gear is fixed in the box, the third sun gear rotates to be connected in the top of second planet carrier, and is a plurality of the third planet wheel is ring array form and rotates to be connected in the bottom of third planet carrier, and is a plurality of the third planet wheel all meshes with third sun gear, and all meshes with the third ring gear, pivot fixed connection is on the top of third planet carrier.
By adopting the technical scheme, the motor is started, the output end of the motor rotates to drive the first sun gear to rotate, the first sun gear drives the first planet gear meshed with the first sun gear to rotate around the first sun gear in the first gear ring, so that the first planet carrier rotates in the first gear ring, the second sun gear on the first planet carrier rotates synchronously with the first planet carrier, the second planet gear meshed with the second sun gear rotates around the second sun gear in the second gear ring, so that the second planet carrier rotates in the second gear ring, the third sun gear on the second planet carrier rotates synchronously with the second planet carrier, the third planet gear meshed with the third sun gear rotates around the third sun gear in the third gear ring, so that the third planet carrier rotates in the third gear ring, and the third planet carrier drives the rotating shaft fixedly connected with the third planet carrier to rotate. The rotating speed of the rotating shaft can be effectively reduced through three-stage speed reduction of the first planetary gear set, the second planetary gear set and the third planetary gear set, so that vibration and noise are reduced.
The invention further comprises the following steps: the outer side walls of the first gear ring, the second gear ring and the third gear ring are fixed with a plurality of clamping strips, and the inner side wall of the box body is provided with clamping grooves for clamping the clamping strips.
Through adopting above-mentioned technical scheme, realize the fixed of first ring gear, second ring gear and third ring gear through the form that the draw-in groove is gone into to the card strip card, when needs are dismantled or are installed, it is more convenient.
The invention further comprises the following steps: the rotating shaft is rotatably connected with the box body through a bearing.
Through adopting above-mentioned technical scheme, the setting of bearing has promoted the stability of pivot in the rotation process.
The invention further comprises the following steps: the number of the first planet wheels, the second planet wheels and the third planet wheels is three.
Through adopting above-mentioned technical scheme, the meshing effect is better, and the operation is more steady, improves the job stabilization nature of first planetary gear set, second planetary gear set and third planetary gear set.
The invention further comprises the following steps: the bottom fixed connection of box is used for the support, the support passes through bolt fixed connection with the shell of motor.
Through adopting above-mentioned technical scheme, the motor is installed on the support to promote the stability of being connected between motor and the box.
Compared with the prior art, the invention has the beneficial effects that:
1. when the gear box subassembly is dismantled to needs, loosen fixed knot to construct, with connecting rod and fixture block take out from mounting groove, slot and through-hole can, when the gear box subassembly is installed to needs to the same reason, the connecting rod passes through-hole and slot, the fixture block inserts in the mounting groove to locking fixed knot constructs, make the fixture block card can on fixed knot constructs. The process for disassembling and assembling the gear box component is simple and convenient
2. The motor is started, the output end of the motor rotates to drive the first sun gear to rotate, the first sun gear drives the first planet gear meshed with the first sun gear to rotate around the first sun gear in the first gear ring, so that the first planet carrier rotates in the first gear ring, the second sun gear on the first planet carrier rotates synchronously with the first planet carrier, the second planet gear meshed with the second sun gear rotates around the second sun gear in the second gear ring, so that the second planet carrier rotates in the second gear ring, the third sun gear on the second planet carrier rotates synchronously with the second planet carrier, the third planet gear meshed with the third sun gear rotates around the third sun gear in the third gear ring, so that the third planet carrier rotates in the third gear ring, and the third planet carrier drives the rotating shaft fixedly connected with the third planet carrier to rotate. The rotating speed of the rotating shaft can be effectively reduced through three-stage speed reduction of the first planetary gear set, the second planetary gear set and the third planetary gear set, so that vibration and noise are reduced.
Drawings
FIG. 1 is a first schematic structural view of a novel grease gun according to the present invention;
FIG. 2 is a second schematic structural view of a novel grease gun according to the present invention; .
FIG. 3 is a schematic structural view of a gear case assembly and a second mounting portion of the novel grease gun of the present invention;
FIG. 4 is a top cross-sectional view of a connection block of a new grease gun of the present invention;
FIG. 5 is a first schematic structural view of a gearbox assembly of the new grease gun of the present invention;
FIG. 6 is a schematic structural view II of a gearbox assembly of the novel grease gun of the present invention; .
FIG. 7 is a side cross-sectional view of a gear assembly of a new grease gun of the present invention.
Reference numerals: 1. a housing; 2. a pump body; 3. a pump mount; 4. a gearbox assembly; 5. a first mounting portion; 6. a second mounting portion; 7. a base plate; 8. a side plate; 9. connecting blocks; 10. mounting grooves; 11. a connecting rod; 12. a clamping block; 13. a first moving block; 14. a second moving block; 15. a first fixing lever; 16. a second fixing bar; 17. a first clamping plate; 18. a second clamping plate; 19. a first spring; 20. a second spring; 21. a chute; 22. a slider; 23. a cover plate; 24. a motor; 25. a box body; 26. a rotating shaft; 27. rotating the block; 28. an eccentric block; 29. a first planetary gear set; 30. a first ring gear; 31. a first sun gear; 32. a first carrier; 33. a first planet gear; 34. a second planetary gear set; 35. a second ring gear; 36. a second sun gear; 37. a second planet carrier; 38. a second planet wheel; 39. a third planetary gear set; 40. a third sun gear; 41. a third carrier; 42. a third planet gear; 43. clamping the strip; 44. a bearing; 45. a support; 46. a third ring gear.
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.
A novel grease gun is disclosed, as shown in figures 1-4, comprising a casing 1, a pump body 2, a pump base 3 for connecting the casing 1 and the pump body 2, and a gear box assembly 4 installed in the casing 1, wherein the pump base 3 comprises a first installation part 5 for installing the pump body 2 and a second installation part 6 for installing the gear box assembly 4, a piston rod of the pump body 2 passes through the first installation part 5 and penetrates into the second installation part 6, the gear box assembly 4 comprises a motor 24, a box body 25, a gear assembly, a rotating shaft 26, a rotating block 27 and an eccentric block 28, the gear assembly is installed in the box body 25, an output end of the motor 24 penetrates into the box body 25 and is connected with an input end of the gear assembly, an output end of the gear assembly is fixedly connected with the rotating shaft 26, the rotating shaft 26 penetrates out of the box body 25 and is fixedly connected with the rotating block 27, the eccentric block, the eccentric mass 28 is used to push the piston rod of the pump body 2. The above are all mature prior art and are not described in detail herein.
The fixed structure comprises a first moving block 13 and a second moving block 14, one side, away from, of each of the first moving block 13 and the second moving block 14 penetrates through the mounting groove 10, one side, close to each of the first moving block 13 and the second moving block 14, of each of the first moving block 13 and the second moving block 14 is respectively and fixedly provided with a first fixing rod 15 and a second fixing rod 16, one end, away from each of the first moving block 13, of each of the first fixing rods 15 is fixedly provided with a first clamping plate 17, one end, away from each of the second moving block 14, of each of the second fixing rods 16 is fixedly provided with a second clamping plate 18, each of the second clamping plates 18 is located between each of the first clamping plates 17 and the first moving block 13, each of the second clamping plates 18 and the first moving block 13 is fixedly provided with a first spring 19, each of the first clamping plates 17 is located between each of the second clamping plates 18 and each of the second.
Sliding grooves 21 are formed in the side surfaces, which are in contact with the groove walls of the mounting groove 10, of the first moving block 13 and the second moving block 14, and sliding blocks 22, which are inserted into the sliding grooves 21 and move in the sliding grooves 21, are fixed on the groove walls of the mounting groove 10. When the slide block 22 contacts the groove wall of the slide groove 21 when the first moving block 13 and the second moving block 14 move in the mounting groove 10, the first moving block 13 and the second moving block 14 cannot move continuously in the same direction, and the arrangement of the slide block 22 and the slide groove 21 limits the moving range of the first moving block 13 and the second moving block 14, so that the first moving block 13 and the second moving block 14 are prevented from falling from the mounting groove 10.
Additionally, the top end of the second mounting part 6 is covered with a cover plate 23, and the cover plate 23 is detachably connected with the side plate 8 through bolts. The cover plate 23 serves to protect the eccentric mass 28 and the piston rod.
As shown in fig. 5-7, the casing 25 is a cylindrical structure with an open top end, and the gear assembly includes a first planetary gear set 29, a second planetary gear set 34 and a third planetary gear set 39 coaxially arranged in the casing 25 from bottom to top;
the first planetary gear set 29 comprises a first gear ring 30, a first sun gear 31, a first planet carrier 32 and three first planet gears 33, the first gear ring 30 is fixed in the box body 25, the first sun gear 31 is fixedly connected with an output shaft of the motor 24, the three first planet gears 33 are rotatably connected to the bottom end of the first planet carrier 32 in an annular array, and the three first planet gears 33 are all meshed with the first sun gear 31 and the first gear ring 30;
the second planetary gear set 34 comprises a second ring gear 35, a second sun gear 36, a second planet carrier 37 and three second planet gears 38, the second ring gear 35 is fixed in the box 25, the second sun gear 36 is rotatably connected to the top end of the first planet carrier 32, the three second planet gears 38 are rotatably connected to the bottom end of the second planet carrier 37 in an annular array, and the three second planet gears 38 are all meshed with the second sun gear 36 and the second ring gear 35;
the third planetary gear set 39 includes a third ring gear 46, a third sun gear 40, a third planet carrier 41 and three third planet gears 42, the third ring gear 46 is fixed in the case 25, the third sun gear 40 is rotatably connected to the top end of the second planet carrier 37, the three third planet gears 42 are rotatably connected to the bottom end of the third planet carrier 41 in a ring array, the three third planet gears 42 are all meshed with the third sun gear 40 and all meshed with the third ring gear 46, and the rotating shaft 26 is fixedly connected to the top end of the third planet carrier 41.
Additionally, three clamping strips 43 are fixed on the outer side walls of the first gear ring 30, the second gear ring 35 and the third gear ring 46, and a clamping groove for clamping the clamping strips 43 is formed in the inner side wall of the box body 25. The first gear ring 30, the second gear ring 35 and the third gear ring 46 are fixed in a mode that the clamping strip 43 is clamped into the clamping groove, and the fixing is more convenient when the fixing is required to be disassembled or assembled.
The rotating shaft 26 is rotatably connected with the box 25 through a bearing 44. The provision of the bearing 44 improves the stability of the shaft 26 during rotation.
The bottom end of the box body 25 is fixedly connected with a bracket 45, and the bracket 45 is fixedly connected with the shell of the motor 24 through bolts. The motor 24 is mounted on the bracket 45, thereby improving the coupling stability between the motor 24 and the cabinet 25.
The dismounting and mounting principle is as follows: when the first moving block 13 and the second moving block 14 are in the original state, the first engaging plate 17 and the second engaging plate 18 are in contact with each other and block the slot. When the gear box assembly 4 needs to be installed, the first moving block 13 and the second moving block 14 are pressed simultaneously, the first moving block 13 and the second moving block 14 move inwards relatively, so that the distance between the first clamping plate 17 and the second clamping plate 18 is increased, the slot is not blocked any more, in the process, the first spring 19 and the second spring 20 are compressed to deform and form elastic force, then the connecting rod 11 is inserted into the through hole, when the box body 25 is contacted with the pump base 3, the connecting rod 11 cannot go deep, at the moment, the clamping block 12 is inserted into the mounting groove 10, the distance from the bottom end of the clamping block to the slot is just equal to the height of the first clamping plate 17 and the second clamping plate 18, the first moving block 13 and the second moving block 14 are loosened, the first clamping plate 17 and the second clamping plate 18 are close to each other under the action of the elastic force of the first spring 19 and the second spring 20, the first clamping plate 17 and the second clamping plate 18 are clamped on the connecting, and the fixture block 12 is clamped at the top ends of the first clamping plate 17 and the second clamping plate 18, so that the connecting rod 11 is fixed, and the installation between the gearbox assembly 4 and the pump base 3 is completed. Similarly, when the gear box assembly 4 needs to be disassembled, the first moving block 13 and the second moving block 14 are pressed, and then the connecting rod 11 is pulled out.
The principle of reducing vibration and noise: the motor 24 is started, the output end of the motor 24 rotates to drive the first sun gear 31 to rotate, the first sun gear 31 drives the first planet gear 33 engaged with the first sun gear 31 to rotate around the first sun gear 31 in the first gear ring 30, so that the first carrier 32 rotates within the first ring gear 30, the second sun gear 36 on the first carrier 32 rotates in synchronization with the first carrier 32, the second planetary gears 38 that mesh with the second sun gear 36 rotate around the second sun gear 36 within the second ring gear 35, thereby driving the second planet carrier 37 to rotate in the second gear ring 35, the third sun gear 40 on the second planet carrier 37 rotates synchronously with the second planet carrier 37, third planetary gears 42 engaged with third sun gear 40 rotate around third sun gear 40 within third ring gear 46, thereby driving the third planet carrier 41 to rotate in the third gear ring 46, and the third planet carrier 41 drives the rotating shaft 26 fixedly connected with the third planet carrier 41 to rotate. The rotation speed of the rotation shaft 26 can be effectively reduced by three-stage speed reduction of the first planetary gear set 29, the second planetary gear set 34 and the third planetary gear set 39, thereby reducing a vibration feeling and noise.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A novel grease gun comprises a shell (1), a pump body (2), a pump seat (3) used for connecting the shell (1) and the pump body (2) and a gear box component (4) installed in the shell (1), wherein the pump seat (3) comprises a first installation part (5) used for installing the pump body (2) and a second installation part (6) used for installing the gear box component (4), a piston rod of the pump body (2) penetrates through the first installation part (5) and penetrates into the second installation part (6), the gear box component (4) comprises a motor (24), a box body (25), a gear component, a rotating shaft (26), a rotating block (27) and an eccentric block (28), the gear component is installed in the box body (25), an output end of the motor (24) penetrates into the box body (25) and is connected with an input end of the gear component, an output end of the gear component is fixedly connected with the rotating shaft (26), box (25) are worn out and box (25) and with rotatory piece (27) fixed connection to pivot (26), eccentric block (28) fixed connection deviates from the one end of pivot (26) on rotatory piece (27), eccentric block (28) are used for promoting the piston rod of the pump body (2), its characterized in that: the box body (25) is detachably connected with the second installation part (6), the second installation part (6) comprises a bottom plate (7) and a plurality of side plates (8) fixed at the edge of the bottom plate (7), a rotary hole for the rotary block (27) to pass through is arranged at the middle position of the bottom plate (7), connecting blocks (9) are arranged on two sides of the top end of the bottom plate (7), mounting grooves (10) are transversely formed in two sides of each connecting block (9), the bottom end of the connecting block (9) is provided with a slot communicated with the mounting groove (10), a through hole corresponding to the slot position is arranged on the bottom plate (7), a connecting rod (11) is fixed at the top end of the box body (25), a clamping block (12) is fixed at the top end of the connecting rod (11), the clamping block (12) passes through the through hole and the slot and is inserted into the mounting groove (10), and a fixing structure for clamping the clamping block (12) is arranged in the mounting groove (10).
2. The new grease gun as claimed in claim 1, wherein: the fixing structure comprises a first moving block (13) and a second moving block (14), one side of the first moving block (13) and one side of the second moving block (14) which are far away from each other penetrate through the mounting groove (10), one side of the first moving block (13) and one side of the second moving block (14) which are close to each other are respectively fixed with a first fixing rod (15) and a second fixing rod (16), one end, which is far away from the first moving block (13), of the first fixing rod (15) is fixed with a first clamping plate (17), one end, which is far away from the second moving block (14), of the second fixing rod (16) is fixed with a second clamping plate (18), the second clamping plate (18) is positioned between the first clamping plate (17) and the first moving block (13), a first spring (19) is fixedly connected between the second clamping plate (18) and the first moving block (13), and the first clamping plate (17) is positioned between the second moving block (18) and the second moving block (14), a second spring (20) is fixedly connected between the first clamping plate (17) and the second moving block (14), and the first clamping plate (17) is in contact with the second clamping plate (18).
3. The new grease gun as claimed in claim 2, wherein: sliding grooves (21) are formed in the side faces, in contact with the groove walls of the mounting groove (10), of the first moving block (13) and the second moving block (14), and sliding blocks (22) which are used for being inserted into the sliding grooves (21) and moving in the sliding grooves (21) are fixed to the groove walls of the mounting groove (10).
4. The new grease gun as claimed in claim 1, wherein: the top of second installation department (6) has still covered apron (23), can dismantle through the bolt and be connected between apron (23) and curb plate (8).
5. The new grease gun as claimed in claim 1, wherein: the box body (25) is of a cylindrical structure with an opening at the top end, and the gear assembly comprises a first planetary gear set (29), a second planetary gear set (34) and a third planetary gear set (39) which are coaxially and sequentially arranged in the box body (25) from bottom to top;
the first planetary gear set (29) comprises a first gear ring (30), a first sun gear (31), a first planet carrier (32) and a plurality of first planet gears (33), the first gear ring (30) is fixed in the box body (25), the first sun gear (31) is fixedly connected with an output shaft of the motor (24), the first planet gears (33) are connected to the bottom end of the first planet carrier (32) in an annular array mode in a rotating mode, and the first planet gears (33) are meshed with the first sun gear (31) and meshed with the first gear ring (30);
the second planetary gear set (34) comprises a second gear ring (35), a second sun gear (36), a second planet carrier (37) and a plurality of second planetary gears (38), the second gear ring (35) is fixed in the box body (25), the second sun gear (36) is rotatably connected to the top end of the first planet carrier (32), the plurality of second planetary gears (38) are rotatably connected to the bottom end of the second planet carrier (37) in an annular array shape, and the plurality of second planetary gears (38) are meshed with the second sun gear (36) and are meshed with the second gear ring (35);
third planetary gear set (39) include third ring gear (46), third sun gear (40), third planet carrier (41) and a plurality of third planet wheel (42), third ring gear (46) are fixed in box (25), third sun gear (40) rotate connect in the top of second planet carrier (37), and are a plurality of third planet wheel (42) are the annular array form and rotate the bottom of connecting in third planet carrier (41), and are a plurality of third planet wheel (42) all mesh with third sun gear (40), and all mesh with third ring gear (46), pivot (26) fixed connection is in the top of third planet carrier (41).
6. The new grease gun as claimed in claim 5, wherein: all be fixed with a plurality of card strips (43) on the lateral wall of first ring gear (30), second ring gear (35) and third ring gear (46), set up the draw-in groove that is used for the card to go into card strip (43) on the inside wall of box (25).
7. The new grease gun as claimed in claim 5, wherein: the rotating shaft (26) is rotatably connected with the box body (25) through a bearing (44).
8. The new grease gun as claimed in claim 5, wherein: the number of the first planetary gears (33), the second planetary gears (38) and the third planetary gears (42) is three.
9. The new grease gun as claimed in claim 5, wherein: the bottom end of the box body (25) is fixedly connected with a support (45), and the support (45) is fixedly connected with the shell of the motor (24) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011469433.3A CN112555669A (en) | 2020-12-14 | 2020-12-14 | Novel grease gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011469433.3A CN112555669A (en) | 2020-12-14 | 2020-12-14 | Novel grease gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112555669A true CN112555669A (en) | 2021-03-26 |
Family
ID=75063055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011469433.3A Pending CN112555669A (en) | 2020-12-14 | 2020-12-14 | Novel grease gun |
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| Country | Link |
|---|---|
| CN (1) | CN112555669A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117231693A (en) * | 2023-11-15 | 2023-12-15 | 江苏万基传动科技有限公司 | Large-torque output star wheel speed reducer |
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|---|---|---|---|---|
| TW586604U (en) * | 2003-04-28 | 2004-05-01 | Techway Ind Co Ltd | Pressure-adjustable electric grease gun |
| CN1707150A (en) * | 2005-05-10 | 2005-12-14 | 赵宏武 | Straight-through heavy type greaser |
| CN104235585A (en) * | 2014-07-18 | 2014-12-24 | 上海沪行工具有限公司 | Ultrahigh-voltage electric grease gun |
| CN215764546U (en) * | 2020-12-14 | 2022-02-08 | 金华精研机电股份有限公司 | Novel grease gun |
| CN215764545U (en) * | 2020-12-12 | 2022-02-08 | 金华精研机电股份有限公司 | Electronic grease gun of gear box detachable |
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2020
- 2020-12-14 CN CN202011469433.3A patent/CN112555669A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW586604U (en) * | 2003-04-28 | 2004-05-01 | Techway Ind Co Ltd | Pressure-adjustable electric grease gun |
| CN1707150A (en) * | 2005-05-10 | 2005-12-14 | 赵宏武 | Straight-through heavy type greaser |
| CN104235585A (en) * | 2014-07-18 | 2014-12-24 | 上海沪行工具有限公司 | Ultrahigh-voltage electric grease gun |
| CN215764545U (en) * | 2020-12-12 | 2022-02-08 | 金华精研机电股份有限公司 | Electronic grease gun of gear box detachable |
| CN215764546U (en) * | 2020-12-14 | 2022-02-08 | 金华精研机电股份有限公司 | Novel grease gun |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117231693A (en) * | 2023-11-15 | 2023-12-15 | 江苏万基传动科技有限公司 | Large-torque output star wheel speed reducer |
| CN117231693B (en) * | 2023-11-15 | 2024-02-23 | 江苏万基传动科技有限公司 | Large-torque output star wheel speed reducer |
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