CN208948750U - A kind of scissor-like jack - Google Patents
A kind of scissor-like jack Download PDFInfo
- Publication number
- CN208948750U CN208948750U CN201821398534.4U CN201821398534U CN208948750U CN 208948750 U CN208948750 U CN 208948750U CN 201821398534 U CN201821398534 U CN 201821398534U CN 208948750 U CN208948750 U CN 208948750U
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- driving
- jack
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- support
- component
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Abstract
The utility model discloses a kind of scissor-like jacks, including pedestal, rhombic supporting frame, lead screw, fixed top, driving adjusts component, activity top, driving assembly and adjusting holder assembly, the pedestal is equipped with rhombic supporting frame, the hinged end of rhombic supporting frame two sides is equipped with lead screw, the top of the rhombic supporting frame is equipped with fixed top, the driving adjusts the top that component is mounted on fixed top, the activity top is installed on the top of height adjustment assembly by tight fixed bolt, the two sides of the pedestal are symmetrically installed with driving assembly, adjusting holder assembly is symmetrically arranged with below the driving component, the adjusting holder assembly, which is submitted, is connected to reinforcement support base, the tension force effect for adjusting holder assembly can reinforce the stability of jack, by the way that demountable activity top is arranged on fixed top, it can adapt to different lifting requirements , while being controlled using the height adjustment that driving adjusts component carry out activity top, improve the versatility of jack.
Description
[technical field]
The utility model relates to technical field of jacks, especially a kind of technical field of scissor-like jack.
[background technique]
Jack be it is a kind of use rigidity top lift part as equipment, pushed up in stroke by top bracket or bottom claw
The light and small lifting equipment for rising weight, is the emergency maintenance device of automobile indispensability.The support base of existing car jack is fixed
Motionless, user is in order to jack to be accurately put under vehicle frame, it is necessary to the pedestal of continuous jack for moving.When needs are in mud
When jacking up weight in ground, common jack is placed directly in muddy ground, very heavy when withstand weight, and jack can fall into silt
In mud, weight can not be jacked up, due to very heavy top support point height on the suspension down stroke of different vehicle, squeegee action amount, vehicle body
Etc. parameters disunity, for car owner in Dismountable wheel, highest lift height disunity, eventually leads to vapour needed for different vehicle
The jack generalization degree of Main Engine factory exploitation wasting phenomenon that is lower, and bringing repeatability to develop.Therefore existing automobile
Jack generally existing maximum the problems such as lift height is fixed, the general degree of different vehicle is poor, it is therefore necessary to one kind be provided and cut
Formula jack.
[utility model content]
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of scissor-like jack, adjustment seat group
The tension force effect of part can prevent jack from continuing to fall, and realize jack in the normal use of mud environment, by fixation
Demountable activity top is set on top, can adapt to different lifting requirements, while component is adjusted using driving and is carried out
The height adjustment control of activity top, improves the versatility of jack.
To achieve the above object, the utility model proposes a kind of scissor-like jacks, including pedestal, rhombic supporting frame, silk
Thick stick, fixed top, driving adjust component, activity top, driving assembly and adjust holder assembly, and the pedestal is equipped with rhombic supporting
Frame, the hinged end of rhombic supporting frame two sides are equipped with lead screw, and the top of the rhombic supporting frame is equipped with fixed top, described solid
Surely the two sides come directly towards are equipped with locking mechanism, and the driving adjusts the top that component is mounted on fixed top, and the driving is adjusted
The lock slots matched with locking mechanism are symmetrically offered on component, the driving adjusts and is equipped with height adjustment above component
Component, the activity top are installed on the top of height adjustment assembly by tight fixed bolt, and the two sides of the pedestal are symmetrically installed
There is driving assembly, driving screw rod be installed in the driving component, adjusting holder assembly is symmetrically arranged with below the driving component,
The driving screw rod controls to adjust holder assembly rotation, and the adjusting holder assembly, which is submitted, is connected to reinforcement support base.
Preferably, it further includes support ontology, posting, the second limiting card groove portion, the branch that the driving, which adjusts component,
The upper surface for supportting ontology is equipped with the second limiting card groove portion, the first limiting card of the second limiting card groove portion and fixed top top
Groove portion matches, and the two sides of the support ontology are symmetrically arranged with posting, and lock slots, the height are offered on the posting
Adjust the top that component is mounted on support ontology.
Preferably, the height adjustment assembly includes screw shell, adjusting screw rod, jacking block and limited ring groove, the tune
One end of section screw rod is connected with screw shell screw thread, and the other end of the adjusting screw rod is connected with jacking block, and the jacking block is equipped with
The cross sectional shape of one word drive slot, the jacking block is circle, and the circumferential direction of the jacking block offers the limit matched with tight fixed bolt
Position annular groove.
Preferably, the fixed top further includes the first top ontology, the first limiting card groove portion and installation card frame, it is described
The top of first top ontology is equipped with the first limiting card groove portion, and the two sides of first top ontology are extended with the first peace of bending
Wing plate is filled, the rhombic supporting frame is hinged with the first installation wing plate, and the installation card frame is fixed on the side of the first installation wing plate
On wall, locking mechanism is installed in the installation card frame.
Preferably, the locking mechanism includes installation sleeve, telescopic rod, locking strip, it is equipped in the locking mechanism
Several installation sleeves are fixed with, the telescopic rod is mounted in installation sleeve by spring, the end of the telescopic rod and lock
Determine strip to be connected, the locking strip is matched with lock slots, and the side of the locking strip, which is equipped with, imports cambered surface, the locking
The lower end surface of strip is equipped with Horizontal limiting face, and the locking strip runs through the side wall of installation card frame, the side wall of the installation card frame
Equipped with through slot.
Preferably, it is described activity top further include the second top ontology, third limiting card groove portion, support card board group part and
Limit card board, second top bodies top are equipped with third limiting card groove portion, and the support card board group part is mounted on the second top
In head ontology, the lower end surface of the support card board group part is symmetrically arranged with two limit card boards, and the limit card board is arc snap-gauge,
The cavity matched with the jacking block of height adjustment assembly is formed between the limit card board, the inner wall of the limit card board lower end is set
There is an importing chamfering, the both ends of second top ontology are extended with the wing plate bent downward, offer on the wing plate and tightening
The threaded hole that bolt matches.
Preferably, the driving component further includes that support mounting rack and mounting blocks, the support mounting rack are symmetrically installed
Two mounting blocks are symmetrically arranged in the two sides of pedestal, the support mounting rack, the driving screw rod is threadedly coupled with mounting blocks,
The lower end of the driving screw rod is matched through support mounting rack with holder assembly is adjusted, and the lower section of the support mounting rack is symmetrically set
There are two groups of hinge mountings, the adjusting holder assembly is hinged with hinge mounting.
Preferably, the adjusting holder assembly further includes drive connection bar, anti-skid chequer and tension spring, the drive connection bar
One end is hinged with driving assembly, and the other end of the drive connection bar is hinged with support base is reinforced, the reinforcement support base
It is connected by tension spring with drive connection bar close to the end of driving assembly, the vertical sectional shape for reinforcing support base is U-shaped,
The lower end surface for reinforcing support base is equipped with anti-skid chequer.
The utility model has the beneficial effects that the utility model passes through pedestal, rhombic supporting frame, lead screw, fixed top, driving
Component adjusts holder assembly and the first-class cooperation of movable top, can control to adjust the height that holder assembly moves down by driving assembly
Degree, and each adjusting holder assembly is able to carry out independent adjusting, and adaptable, the tension force effect for adjusting holder assembly can prevent
Jack continues to fall, realize jack in the normal use of mud environment, it is demountable by being arranged on fixed top
Activity top can adapt to different lifting requirements, while the height adjustment control of component carry out activity top is adjusted using driving
System, improves the versatility of jack.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of scissor-like jack of the utility model；
Fig. 2 is a kind of overlooking structure diagram of scissor-like jack of the utility model；
Fig. 3 is a kind of structural schematic diagram of the installation condition of scissor-like jack of the utility model；
Fig. 4 is a kind of structural schematic diagram of the adjusting holder assembly of scissor-like jack of the utility model；
Fig. 5 is that a kind of driving of scissor-like jack of the utility model adjusts the schematic diagram of component；
Fig. 6 is that a kind of driving of scissor-like jack of the utility model adjusts the left view schematic diagram of component；
Fig. 7 is a kind of left view schematic diagram of the fixed top of scissor-like jack of the utility model；
Fig. 8 is a kind of schematic cross-section of the activity top of scissor-like jack of the utility model；
Fig. 9 is that a kind of driving of scissor-like jack of the utility model adjusts the signal of component and activity top mated condition
Figure.
[specific embodiment]
Refering to fig. 1 to Fig. 9, a kind of scissor-like jack of the utility model, including it is pedestal 1, rhombic supporting frame 2, lead screw 3, solid
Surely top 4, driving adjust component 5, activity top 6, driving assembly 7 and adjust holder assembly 8, and the pedestal 1 is equipped with diamond shape branch
Support 2, the hinged end of 2 two sides of rhombic supporting frame are equipped with lead screw 3, and the top of the rhombic supporting frame 2 is equipped with fixed top
4, the two sides of the fixed top 4 are equipped with locking mechanism 44, and the driving adjusts the top that component 5 is mounted on fixed top 4,
The driving adjusts and symmetrically offers the lock slots 521 matched with locking mechanism 44 on component 5, and the driving adjusts component 5
Top height adjustment assembly 54 is installed, the activity top 6 is installed on height adjustment assembly 54 by tight fixed bolt 60
Top, the two sides of the pedestal 1 are symmetrically installed with driving assembly 7, and driving screw rod 70 is equipped in the driving component 7, described
The lower section of driving assembly 7, which is symmetrically arranged with, adjusts holder assembly 8, and the driving screw rod 70 controls to adjust holder assembly 8 and rotates, the tune
Section holder assembly 8, which is submitted to be connected to, reinforces support base 82.It further includes support ontology 51, posting 52, second that the driving, which adjusts component 5,
The upper surface of limiting card groove portion 53, the support ontology 51 is equipped with the second limiting card groove portion 53, the second limiting card groove portion 53
It is matched with the first limiting card groove portion 42 at fixed 4 top of top, the two sides of the support ontology 51 are symmetrically arranged with posting
52, lock slots 521 are offered on the posting 52, the height adjustment assembly 54 is mounted on the top of support ontology 51.Institute
Stating height adjustment assembly 54 includes screw shell 541, adjusting screw rod 542, jacking block 543 and limited ring groove 544, the adjusting screw rod
542 one end is connected with 541 screw thread of screw shell, and the other end of the adjusting screw rod 542 is connected with jacking block 543, the jacking block
543 are equipped with a word drive slot 5431, and the cross sectional shape of the jacking block 543 is circle, the circumferential direction of the jacking block 543 offer with
The limited ring groove 544 that tight fixed bolt 60 matches.The fixed top 4 further includes the first top ontology 41, the first limit card slot
Portion 42 and installation card frame 43, the top of first top ontology 41 are equipped with the first limiting card groove portion 42, and first top is originally
The two sides of body 41 are extended with the first installation wing plate 411 of bending, and the rhombic supporting frame 2 is hinged with the first installation wing plate 411,
The installation card frame 43 is fixed on the side wall of the first installation wing plate 411, is equipped with locking mechanism 44 in the installation card frame 43.
The locking mechanism 44 includes installation sleeve 441, telescopic rod 442, locking strip 443, is equipped with and fixes in the locking mechanism 44
There are several installation sleeves 441, the telescopic rod 442 is mounted in installation sleeve 441 by spring, the telescopic rod 442
End is connected with locking strip 443, and the locking strip 443 is matched with lock slots 521, the side of the locking strip 443
Equipped with cambered surface is imported, the lower end surface of the locking strip 443 is equipped with Horizontal limiting face, and the locking strip 443 runs through installation card
The side wall of the side wall of frame 43, the installation card frame 43 is equipped with through slot.The activity top 6 further includes the second top ontology 61, the
Three limiting card groove portions 62, support card board group part 63 and limit card board 64, described second comes directly towards at the top of ontology 61 equipped with third limit
Card slot portion 62, the support card board group part 63 are mounted in the second top ontology 61, the lower end surface of the support card board group part 63
Two limit card boards 64 are symmetrically arranged with, the limit card board 64 is arc snap-gauge, is formed between the limit card board 64 and height
The cavity that the jacking block 543 of component 54 matches is adjusted, the inner wall of 64 lower end of limit card board, which is equipped with, imports chamfering 641, described
The both ends of second top ontology 61 are extended with the wing plate 611 bent downward, offer on the wing plate 611 and 60 phase of tight fixed bolt
612 the driving component 7 of threaded hole of cooperation further includes support mounting rack 71 and mounting blocks 72, and the support mounting rack 71 is symmetrical
The two sides of pedestal 1 are mounted on, two mounting blocks 72, the driving screw rod 70 and installation are symmetrically arranged in the support mounting rack 71
Block 72 is threadedly coupled, and the lower end of the driving screw rod 70 is matched through support mounting rack 71 with holder assembly 8 is adjusted, the support
The lower section of mounting rack 71 is symmetrically arranged with two groups of hinge mountings 711, and the adjusting holder assembly 8 is hinged with hinge mounting 711.
The adjusting holder assembly 8 further includes drive connection bar 81, anti-skid chequer 83 and tension spring 84, one end of the drive connection bar 81 and drive
Dynamic component 7 is hinged, and the other end of the drive connection bar 81 is hinged with support base 82 is reinforced, and the reinforcement support base 82 leans on
The end of nearly driving assembly 7 is connected by tension spring 84 with drive connection bar 81, and the vertical sectional shape for reinforcing support base 82 is
U-shaped, the lower end surface for reinforcing support base 82 are equipped with anti-skid chequer 83.
Utility model works process:
A kind of working principle of scissor-like jack of the utility model are as follows: pass through pedestal, rhombic supporting frame, lead screw, fixed top
Head, adjusts holder assembly and the first-class cooperation of movable top at driving assembly, can control to adjust holder assembly to moving down by driving assembly
Dynamic height, and each adjusting holder assembly is able to carry out independent adjusting, it is adaptable, adjust the tension force effect energy of holder assembly
It enough prevents jack from continuing to fall, realizes that jack, can be with by the setting on fixed top in the normal use of mud environment
The activity top of disassembly, can adapt to different lifting requirements, while the height of component carry out activity top is adjusted using driving
Control is adjusted, the versatility of jack is improved, when needing lift height to be more than the limit of fixed top 4, is first adjusted driving
Component 5 is installed on fixed top 4, and wherein locking mechanism 44 can be matched with lock slots 521, and the second limit card slot
Portion 53 is matched with the first limiting card groove portion 42 at fixed 4 top of top, realizes that driving adjusts the positioning of component 5, according to reality
Demand is adjusted the height of adjusting screw rod 542 by a word spanner, and then activity top 6 is mounted on jacking block 543,
The limit card board 64 of middle arc can be stuck in the periphery of jacking block 543, and tight fixed bolt 60 is then screwed into limited ring groove 544, complete
At the locking of activity top 6, the height adjustment of top is realized, furthermore can be drivingly connected by driving screw rod 70 to be screwed down control
Bar 81 rotates, and reinforces the ground that support base 82 is first contacted far from one end of tension spring 84, until the lower end surface for reinforcing support base 82 is complete
It is touched entirely with ground.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (7)
1. a kind of scissor-like jack, it is characterised in that: including pedestal (1), rhombic supporting frame (2), lead screw (3), fixed top
(4), driving adjusts component (5), activity top (6), driving assembly (7) and adjusts holder assembly (8), and the pedestal (1) is equipped with
The hinged end of rhombic supporting frame (2), rhombic supporting frame (2) two sides is equipped with lead screw (3), the top of the rhombic supporting frame (2)
Portion is equipped with fixed top (4), and the two sides of the fixed top (4) are equipped with locking mechanism (44), and the driving adjusts component (5)
It is mounted on the top of fixed top (4), the driving is adjusted symmetrically to offer on component (5) and be matched with locking mechanism (44)
Lock slots (521), the driving is adjusted to be equipped with height adjustment assembly (54) above component (5), and the activity top (6) is logical
The top that tight fixed bolt (60) is installed on height adjustment assembly (54) is crossed, the two sides of the pedestal (1) are symmetrically installed with driving group
Part (7), driving screw rod (70) is equipped in the driving component (7), and the driving component is symmetrically arranged with adjustment seat below (7)
Component (8), the driving screw rod (70) control to adjust holder assembly (8) rotation, and the adjusting holder assembly (8), which is submitted, is connected to reinforcement branch
It supports seat (82).
2. a kind of scissor-like jack as described in claim 1, it is characterised in that: it further includes branch that the driving, which adjusts component (5),
Ontology (51), posting (52), the second limiting card groove portion (53) are supportted, the upper surface of support ontology (51) is equipped with the second limit
Card slot portion (53), the second limiting card groove portion (53) match with the first limiting card groove portion (42) at the top of fixed top (4),
The two sides of support ontology (51) are symmetrically arranged with posting (52), offer lock slots (521), institute on the posting (52)
State the top that height adjustment assembly (54) is mounted on support ontology (51).
3. a kind of scissor-like jack as described in claim 1, it is characterised in that: the height adjustment assembly (54) includes screw thread
Sleeve (541), adjusting screw rod (542), jacking block (543) and limited ring groove (544), one end of the adjusting screw rod (542) and spiral shell
Line sleeve (541) screw thread is connected, and the other end of the adjusting screw rod (542) is connected with jacking block (543), on the jacking block (543)
Equipped with a word drive slot (5431), the cross sectional shape of the jacking block (543) is circle, and the circumferential direction of the jacking block (543) offers
The limited ring groove (544) matched with tight fixed bolt (60).
4. a kind of scissor-like jack as described in claim 1, it is characterised in that: the fixed top (4) further includes the first top
Head ontology (41), the first limiting card groove portion (42) and installation card frame (43), the top of first top ontology (41) is equipped with the
The two sides of one limiting card groove portion (42), first top ontology (41) are extended with the first installation wing plate (411) of bending, described
Rhombic supporting frame (2) is hinged with the first installation wing plate (411), and the installation card frame (43) is fixed on the first installation wing plate
(411) on side wall, locking mechanism (44) are installed in the installation card frame (43).
5. a kind of scissor-like jack as described in claim 1, it is characterised in that: the activity top (6) further includes the second top
Head ontology (61), third limiting card groove portion (62), support card board group part (63) and limit card board (64), second top ontology
(61) top is equipped with third limiting card groove portion (62), and the support card board group part (63) is mounted in the second top ontology (61),
The lower end surface of the support card board group part (63) is symmetrically arranged with two limit card boards (64), and described second comes directly towards the two of ontology (61)
End is extended with the wing plate (611) bent downward, offers the threaded hole matched with tight fixed bolt (60) on the wing plate (611)
(612)。
6. a kind of scissor-like jack as described in claim 1, it is characterised in that: the driving component (7) further includes support peace
(71) and mounting blocks (72) are shelved, support mounting rack (71) is symmetrically mounted on the two sides of pedestal (1), the support mounting rack
(71) two mounting blocks (72) are symmetrically arranged in, the driving screw rod (70) is threadedly coupled with mounting blocks (72), the driving spiral shell
The lower end of bar (70) is matched through support mounting rack (71) with holder assembly (8) are adjusted, the lower section of support mounting rack (71)
Two groups of hinge mountings (711) are symmetrically arranged with, the adjusting holder assembly (8) is hinged with hinge mounting (711).
7. a kind of scissor-like jack as described in claim 1, it is characterised in that: the adjusting holder assembly (8) further includes driving
Connecting rod (81), anti-skid chequer (83) and tension spring (84), one end and the driving assembly (7) of the drive connection bar (81) are hinged,
The other end of the drive connection bar (81) is hinged with support base (82) are reinforced, and the reinforcement support base (82) is close to driving group
The end of part (7) is connected by tension spring (84) with drive connection bar (81), and the vertical sectional shape for reinforcing support base (82) is U
Font, the lower end surface for reinforcing support base (82) are equipped with anti-skid chequer (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821398534.4U CN208948750U (en) | 2018-08-29 | 2018-08-29 | A kind of scissor-like jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821398534.4U CN208948750U (en) | 2018-08-29 | 2018-08-29 | A kind of scissor-like jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208948750U true CN208948750U (en) | 2019-06-07 |
Family
ID=66736193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821398534.4U Expired - Fee Related CN208948750U (en) | 2018-08-29 | 2018-08-29 | A kind of scissor-like jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208948750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052208A (en) * | 2018-08-29 | 2018-12-21 | 海盐佳业机械工具有限公司 | A kind of scissor-like jack |
| CN112573419A (en) * | 2020-11-17 | 2021-03-30 | 广西电网有限责任公司南宁供电局 | Jacking device |
-
2018
- 2018-08-29 CN CN201821398534.4U patent/CN208948750U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052208A (en) * | 2018-08-29 | 2018-12-21 | 海盐佳业机械工具有限公司 | A kind of scissor-like jack |
| CN109052208B (en) * | 2018-08-29 | 2023-11-21 | 海盐佳业机械工具有限公司 | Scissor jack |
| CN112573419A (en) * | 2020-11-17 | 2021-03-30 | 广西电网有限责任公司南宁供电局 | Jacking device |
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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: 20190607 Termination date: 20200829 |