CN212982335U - Automobile jack convenient to exert force - Google Patents
Automobile jack convenient to exert force Download PDFInfo
- Publication number
- CN212982335U CN212982335U CN202021706168.1U CN202021706168U CN212982335U CN 212982335 U CN212982335 U CN 212982335U CN 202021706168 U CN202021706168 U CN 202021706168U CN 212982335 U CN212982335 U CN 212982335U
- Authority
- CN
- China
- Prior art keywords
- gear
- shell
- rack
- bevel gear
- fixed block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model discloses a jack convenient to exert oneself relates to the auto repair field, has solved the problem that jack is not convenient for exert oneself among the prior art, and its technical essential is: the lifting part is provided with a lead screw, one end of the lead screw is fixedly connected with a first bevel gear, the first bevel gear is connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the second bevel gear is fixedly connected to the lifting part through a gear shell, a gear shaft of the second bevel gear is also connected with a straight gear through a ratchet mechanism, a rack limiting shell is further arranged on one side of the gear shell far away from the lifting part, a rack is connected in the rack limiting shell in a sliding mode, and the rack is meshed with the gear shell; the utility model discloses be convenient for more exert oneself for jack convenient to use, the mode of exerting oneself simultaneously downwards makes the utility model discloses it is more laborsaving.
Description
Technical Field
The utility model relates to an auto repair field especially relates to a vapour jack convenient to exert oneself.
Background
With the widespread use of automobiles, the jack is favored to assist in repairing and replacing tires. Jacks are devices for lifting heavy objects and have the property of being easily moved and operated, so that jacks are widely used in different industries, particularly in car maintenance. Therefore, almost every car is equipped with a jack.
For example, chinese patent publication No. CN207090882U discloses a multifunctional jack, which includes a jack and a ratchet wrench, wherein the jack includes a screw rod, the ratchet wrench includes a ratchet mechanism, a handle and a fixing member, the ratchet mechanism and the fixing member are fixed to the handle, the multifunctional jack and the ratchet wrench further include a sleeve, the sleeve is fixed to the fixing member, and the ratchet mechanism is sleeved on the screw rod and rotates the screw rod to drive the jack to ascend or descend. The ratchet wrench has the advantages that the ratchet mechanism is sleeved on the screw rod to drive the jack to operate, the sleeve can be sleeved into the fixing piece to be used for disassembling various nuts, and the ratchet wrench is reasonable in utilization, novel in structure and ingenious in design. However, when the device is used for lifting the automobile, because the automobile chassis is lower, when the device is used, a user needs to squat at a place to exert force, so that the user is inconvenient to exert force, and therefore, the automobile jack convenient to exert force is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned defect, provide a vapour vehicle jack convenient to exert oneself to vapour vehicle jack is not convenient for exert oneself among the solution prior art problem.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a vapour vehicle jack convenient to exert oneself, including the lift portion, be equipped with the lead screw that is used for controlling the lift of lift portion in the lift portion, lift portion and lead screw pass through threaded connection, the first bevel gear of one end fixedly connected with of lead screw, first bevel gear is connected with the second bevel gear, second bevel gear and first bevel gear meshing, second bevel gear passes through gear shell fixed connection to the lift portion on, the epaxial straight-teeth gear that still is connected with through ratchet mechanism of second bevel gear wheel, the gear shell still is equipped with the spacing shell of rack in the one side of keeping away from the lift portion, sliding connection has the rack in the spacing shell of rack, rack and gear.
As a further aspect of the present invention, the gear housing is an L-shaped plate, and the gear housing is fixedly connected to both sides of the lifting portion.
As a further aspect of the present invention, the one end of the gear shaft of the second bevel gear is fixedly connected with a force applying ring, which is circular and ring-shaped.
As a further proposal of the utility model, the rack limit shell is U-shaped, one end of the rack limit shell provided with an opening is arranged on the gear shell, and a limit block is arranged on the rack limit shell; and limiting grooves are formed in two sides of the rack, and limiting blocks are arranged in the limiting grooves.
As a further proposal of the utility model, the rack is also provided with a handle which is T-shaped.
As a further scheme of the utility model, the spacing shell of rack articulates on the gear shell, still is equipped with linking module on gear shell and the spacing shell of rack, linking module is equipped with first fixed block on the spacing shell of rack, and linking module is still including setting up the second fixed block on the gear shell, first fixed block and second fixed block are square and all are equipped with the through-hole on first fixed block and the second fixed block, and first fixed block and second fixed block pass through the connecting axle and connect, and the connecting axle is established in the through-hole of first fixed block and second fixed block.
As a further scheme of the utility model, the connecting axle still is equipped with compression spring between first fixed block and second fixed block, compression spring's one end and first fixed block contact, and the connecting axle is equipped with outer retaining ring at compression spring's the other end, outer retaining ring is the annular flange.
To sum up, compared with the prior art, the utility model has the following beneficial effects:
the utility model discloses a downwards press the rack and can lift the car, for prior art, the utility model discloses be convenient for send out power more for jack convenient to use, the mode of sending out power downwards simultaneously makes the utility model discloses it is more laborsaving.
Drawings
Fig. 1 is a front view of a vehicle jack for facilitating the application of force.
Fig. 2 is a front view in full section of the vehicle jack for facilitating the application of force.
Fig. 3 is a sectional view of the vehicle jack in a top view for facilitating the application of force.
Fig. 4 is a schematic structural view of a rack in a vehicle jack for facilitating force application.
Fig. 5 is a schematic structural diagram of a rack in a vehicle jack for facilitating force application.
Reference numerals: 1-a lifting part, 11-an upper supporting rod, 12-a lower supporting rod, 13-an upper hinged seat, 14-a lower supporting seat, 2-a screw rod, 3-a gear shell, 4-a first bevel gear, 5-a straight gear, 6-a second bevel gear, 7-a rack, 71-a handle, 8-a rack limiting shell, 9-a connecting module, 91-a first fixing block, 92-a second fixing block, 93-a connecting shaft and 94-a compression spring.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
As shown in fig. 1 to 3, an automobile jack convenient for exerting force comprises a lifting part 1, wherein a screw rod 2 for controlling the lifting of the lifting part 1 is arranged on the lifting part 1, the lifting part 1 and the screw rod 2 are connected through a thread, one end of the screw rod 2 is fixedly connected with a first bevel gear 4, the first bevel gear 4 is connected with a second bevel gear 6, the second bevel gear 6 is meshed with the first bevel gear 4, the second bevel gear 6 is fixedly connected to the lifting part 1 through a gear shell 3, a straight gear 5 is further connected to a gear shaft of the second bevel gear 6 through a ratchet mechanism, a rack limiting shell 8 is further arranged on one side of the gear shell 3 far away from the lifting part 1, a rack 7 is slidably connected in the rack limiting shell 8, the rack 7 is meshed with the gear shell 3, when an automobile is lifted, a user presses the rack 7 up and down, the rack 7 drives the gear 5 to rotate in a single direction, the straight, when the first bevel gear 4 rotates, the screw rod 2 is driven to rotate, so that the lifting part 1 jacks up the automobile;
the lifting part 1 can refer to a portable jack of an automobile in the prior art, the lifting part 1 comprises an upper support rod 11 and a lower support rod 12, the upper support rod 11 and the lower support rod 12 are provided with two groups, the upper support rod 11 is hinged with the lower support rod 12, one end, far away from the lower support rod 12, of the upper support rod 11 is hinged with an upper hinge seat 13, one end, far away from the lifting part 1, of the lower support rod 12 is hinged with a lower support seat 14, a screw rod 2 is connected to a hinge shaft of the upper support rod 11 and the lower support rod 12 through threads, two threads with opposite rotation directions are arranged on the screw rod 2, and when the screw rod 2 rotates, the screw rod 2 drives the angle of the upper support rod 11 and the angle of the lower support rod 12 to increase or decrease;
the gear housing 3 is an L-shaped plate, and the gear housing 3 is fixedly connected to both sides of the lifting part 1, and in some examples, the gear housing 3 is fixedly connected to hinge shafts of the upper support rod 11 and the lower support rod 12, so that the gear housing 3 is always kept horizontal when the lifting part 1 lifts the car;
two ends of a gear shaft of the second bevel gear 6 are respectively connected with the gear shells 3 on two sides of the lifting part 1, and the second bevel gear 6 can be driven by the straight gear 5 to rotate;
preferably, one end of the gear shaft of the second bevel gear 6 is further fixedly connected with a force application ring, the force application ring is circular and annular, the force application ring is used for conveniently rotating the second bevel gear 6 when the lifting part 1 is folded, after the jack is used, the force application ring rotates to drive the second bevel gear 6 to rotate reversely, the second bevel gear 6 drives the first bevel gear 4 to rotate, the first bevel gear 4 drives the screw rod 2 to rotate reversely when rotating, so that the lifting part 1 is folded, and in some examples, the force application ring is fixedly connected to the gear shaft of the second bevel gear 6 in a welding manner;
the ratchet mechanism comprises a ratchet wheel and a pawl, the ratchet wheel is fixedly connected to a gear shaft of the second bevel gear 6, the straight gear 5 is a gear ring, the pawl is hinged to an inner ring of the straight gear 5, the straight gear 5 is installed on the gear shell 3, the straight gear 5 can rotate on the gear shell 3 around the axis of the straight gear 5, when the straight gear 5 rotates forwards, the straight gear 5 drives the ratchet wheel to rotate through the pawl, so that the second bevel gear 6 is driven to rotate, and when the straight gear 5 rotates reversely, the second bevel gear 6 does not rotate under the action of the pawl;
as shown in fig. 4, the rack limiting shell 8 is U-shaped, one end of the rack limiting shell 8, which is provided with an opening, is mounted on the gear shell 3, and a limiting block is arranged on the rack limiting shell 8, as shown in fig. 5, limiting grooves are arranged on two sides of the rack 7, and the limiting block is arranged in the limiting groove, so that the rack 7 can only move along the limiting block;
preferably, when the worker drives the rack 7 to slide in the rack limiting shell 8, the rack 7 is in the vertical direction, so that the rack 7 can exert force conveniently;
preferably, a handle 71 is further disposed on the rack 7, the handle 71 is T-shaped, and the handle 71 is convenient for a user to hold the rack 7.
The utility model discloses a theory of operation is: when lifting the car, the user presses rack 7 from top to bottom, because the effect of ratchet, when rack 7 descends, rack 7 drives 5 forward rotations of straight-teeth gear, when rack 7 rebound, straight-teeth gear 5 can't drive second bevel gear 6 and rotate, thereby make 5 can drive 6 unidirectional rotations of second bevel gear, straight-teeth gear 5 drives 4 unidirectional rotations of first bevel gear through second bevel gear 6, drive lead screw 2 and rotate when first bevel gear 4 rotates, thereby make the angle grow of last bracing piece 11 and bottom suspension strut 12, and then jack-up the car.
As another embodiment of the present invention, the rack limiting shell 8 is hinged to the gear shell 3, the gear shell 3 and the rack limiting shell 8 are further provided with a connecting module 9, the connecting module 9 is used for fixing the gear shell 3 and the rack limiting shell 8, so that the gear shell 3 and the rack limiting shell 8 are in a horizontal state, the connecting module 9 is provided with a first fixing block 91 on the rack limiting shell 8, the connecting module 9 further includes a second fixing block 92 arranged on the gear shell 3, the first fixing block 91 and the second fixing block 92 are square blocks and are both provided with through holes, the first fixing block 91 and the second fixing block 92 are connected through a connecting shaft 93, the connecting shaft 93 is arranged in the through holes of the first fixing block 91 and the second fixing block 92, and the connecting shaft 93 can prevent the rack limiting shell 8 from rotating on the gear shell 3;
preferably, the connecting shaft 93 is further provided with a compression spring 94 between the first fixing block 91 and the second fixing block 92, one end of the compression spring 94 is in contact with the first fixing block 91, the connecting shaft 93 is provided with an outer retainer ring at the other end of the compression spring 94, the outer retainer ring is an annular flange and is used for preventing the connecting shaft 93 from being separated from the first fixing block 91, moreover, the compression spring 94 can prevent the connecting shaft 93 from being separated from the second fixing block 92, and the compression spring 94 pushes the connecting shaft 93 to be inserted into the second fixing block 92;
preferably, the connecting modules 9 are provided with two groups, and the connecting modules 9 are arranged on two sides of the gear shell 3 and the rack limiting shell 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An automobile jack convenient for exerting force comprises a lifting part (1), wherein a lead screw (2) used for controlling the lifting part (1) to lift is arranged on the lifting part (1), the lifting part (1) is connected with the lead screw (2) through threads, one end of the lead screw (2) is fixedly connected with a first bevel gear (4), the first bevel gear (4) is connected with a second bevel gear (6), the second bevel gear (6) is meshed with the first bevel gear (4), the second bevel gear (6) is fixedly connected onto the lifting part (1) through a gear shell (3), the lifting gear is characterized in that a straight gear (5) is connected to a gear shaft of the second bevel gear (6) through a ratchet mechanism, a rack limiting shell (8) is further arranged on one side, away from the lifting part (1), of the gear shell (3), a rack (7) is connected to the rack limiting shell (8) in a sliding mode, and the rack (7) is meshed with the gear shell (3).
2. The jack for conveniently applying force to automobiles as claimed in claim 1, wherein the gear housing (3) is an L-shaped plate and the gear housing (3) is fixedly connected to both sides of the lifting part (1).
3. The automobile jack convenient for exerting force as claimed in claim 1, wherein one end of the gear shaft of the second bevel gear (6) is fixedly connected with a force exerting ring, and the force exerting ring is circular ring-shaped.
4. The automobile jack convenient for exerting force as claimed in any one of claims 1 to 3, wherein the rack limiting shell (8) is U-shaped, one end of the rack limiting shell (8) provided with an opening is mounted on the gear shell (3), and a limiting block is arranged on the rack limiting shell (8); and limiting grooves are formed in two sides of the rack (7), and limiting blocks are arranged in the limiting grooves.
5. The vehicle jack convenient for exerting force as claimed in claim 4, wherein a handle (71) is further arranged on the rack (7), and the handle (71) is T-shaped.
6. The automobile jack convenient to exert force of claim 4, characterized in that, the rack limit shell (8) articulates on gear shell (3), still is equipped with connecting module (9) on gear shell (3) and rack limit shell (8), connecting module (9) are equipped with first fixed block (91) on rack limit shell (8), and connecting module (9) still includes second fixed block (92) of setting on gear shell (3), first fixed block (91) and second fixed block (92) are square piece and all are equipped with the through-hole on first fixed block (91) and second fixed block (92), and first fixed block (91) and second fixed block (92) are connected through connecting axle (93), and connecting axle (93) are established in the through-hole of first fixed block (91) and second fixed block (92).
7. The automobile jack convenient for exerting force as recited in claim 6, wherein the connecting shaft (93) is further provided with a compression spring (94) between the first fixing block (91) and the second fixing block (92), one end of the compression spring (94) is in contact with the first fixing block (91), and the connecting shaft (93) is provided with an outer retainer ring at the other end of the compression spring (94), wherein the outer retainer ring is an annular flange.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021706168.1U CN212982335U (en) | 2020-08-14 | 2020-08-14 | Automobile jack convenient to exert force |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021706168.1U CN212982335U (en) | 2020-08-14 | 2020-08-14 | Automobile jack convenient to exert force |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212982335U true CN212982335U (en) | 2021-04-16 |
Family
ID=75433262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021706168.1U Expired - Fee Related CN212982335U (en) | 2020-08-14 | 2020-08-14 | Automobile jack convenient to exert force |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212982335U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115419100A (en) * | 2022-08-15 | 2022-12-02 | 国网山东省电力公司昌邑市供电公司 | Auxiliary tool for positioning and leveling foundation bolt of circuit cast-in-place pile foundation |
-
2020
- 2020-08-14 CN CN202021706168.1U patent/CN212982335U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115419100A (en) * | 2022-08-15 | 2022-12-02 | 国网山东省电力公司昌邑市供电公司 | Auxiliary tool for positioning and leveling foundation bolt of circuit cast-in-place pile foundation |
CN115419100B (en) * | 2022-08-15 | 2023-11-17 | 国网山东省电力公司昌邑市供电公司 | Positioning and leveling auxiliary tool for foundation bolts of line cast-in-place pile foundation |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103009358A (en) | Liftable working table | |
CN212982335U (en) | Automobile jack convenient to exert force | |
CN101817484B (en) | Universal manual hydraulic jack | |
CN203003838U (en) | Lifting working table | |
CN211366821U (en) | Safety anti-falling device of hydraulic elevator | |
CN114104138B (en) | Mechanism for connecting and locking front and rear bodies and horizontally lifting front body of unmanned metamorphic vehicle | |
CN215208246U (en) | Automobile crane spare tire lifting frame | |
CN102311070A (en) | Hydraulic lifting platform with automatic limiting device | |
CN213505745U (en) | Novel multifunctional jack | |
CN208732508U (en) | Hoist vehicle | |
CN211416843U (en) | Portable vehicle-mounted tire replacing device | |
CN210457332U (en) | Multifunctional lifting platform | |
CN214079919U (en) | Single-point hangs equipment for welding | |
CN218285510U (en) | Novel creeper for repairing vehicle | |
CN210419101U (en) | Collapsible ultra-thin type automobile lifting frame | |
CN214267580U (en) | Automobile lifting and moving device | |
CN104649178A (en) | Lever jack | |
CN221291274U (en) | Lying plate structure | |
CN216764156U (en) | Adjustable horizontal jack | |
CN214653353U (en) | Lifting and moving device for vehicle | |
CN214456496U (en) | Hoisting device for maintenance of special port vehicle | |
CN204569282U (en) | Lever jack | |
CN218441548U (en) | Top plate lifting cradle head | |
CN209870351U (en) | Semi-trailer frame rotary supporting device | |
CN215316738U (en) | Lifting platform for automatic welding of pipe fittings |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 |