CN106608601B - Multifunctional mechanical jack - Google Patents
Multifunctional mechanical jack Download PDFInfo
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- CN106608601B CN106608601B CN201510705133.3A CN201510705133A CN106608601B CN 106608601 B CN106608601 B CN 106608601B CN 201510705133 A CN201510705133 A CN 201510705133A CN 106608601 B CN106608601 B CN 106608601B
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Abstract
The multifunctional mechanical jack has multiple functions, strong strength, perfect design in all aspects and thoroughly changes the structure of the original jack, and the design concept of the jack is as follows: the support supporting principle is perfected by utilizing scientific and technical mechanics, the operation is simple, time and labor are saved, the automatic aligning device is arranged, the support can be hidden, the storage space is reduced, the carrying is convenient, the operation mode can be randomly selected during the operation, the time and labor are saved, the safety and the reliability are high, the structural device can easily jack up 2.5 tons, and the support is most suitable for the construction of small and medium-sized passenger trucks or buildings and the installation and the use of equipment.
Description
Technical Field
The invention relates to a jack, in particular to a multifunctional mechanical jack.
Background
Bridge type jacks used in the current market are all special jacks for cars, and the following problems exist in use: 1. the actual jacking force of the bridge jack does not reach 1 ton, 2, when the jacking force reaches 1 ton, 30 kilograms of manpower is needed, the operation is very laborious, 3, when the pressure reaches one ton, the material of the bridge jack is too thin, and the bearing pressure of the support balance teeth is too large, the bridge jack is easy to damage, and 4, the use performance of the bridge jack commonly used by the existing small-sized vehicle can not reach the requirements of each technical index of the jack.
Disclosure of Invention
The invention aims to solve the technical problems of the prior multifunctional mechanical jack, and provides a multifunctional mechanical jack which has the advantages of large jacking force, easiness in operation, time saving and labor saving.
In order to achieve the purpose, the following technical scheme is adopted in the application.
A multifunctional mechanical jack is characterized by multiple operation functions, time and labor saving, safety and reliability, and comprises a top cap and a base which are connected with each other in a scientific and technological reasonable structure, upper and lower support stabilizing teeth in the weakest link of the original jack are removed, upper and lower left and right supports are symmetrically crossed and directly connected with the top cap and the base, wherein 4 small pulleys are arranged on bottom plates of the left and right lower supports and are connected through a balancing seat slideway and symmetrically hinged to achieve automatic alignment and balance, the tops of the upper and right supports are connected with a specially-made sliding top cap through a support shaft and are connected with an upper support, the upper and lower supports are hinged together through a bearing shaft, a screw rod penetrates through the middle of the bearing shaft and is fixed on the bearing shaft, the other end of the screw rod is connected with a gear box, a dual-purpose crank torsion sleeve is arranged outside the gear box, and the lifting height of the support is adjusted through a, the gear box comprises a large pinion, a middle pinion and a lead screw fixedly connected with a large gear shaft.
In the scheme, the support is divided into two sections which are hinged together, the middle is provided with the bearing shaft as a hinge point, the support hole adopts a flanging process to reduce the occlusion force between the two, and the lower support adopts a cross manufacturing structure, so that the structure can better play a role of hiding, reduce the volume, have good stability and greatly reduce the occurrence of safety accidents.
The gears in the gear box are respectively as follows: the first middle gear, the second small gear, the third middle gear, the fourth large gear and the fifth small gear, wherein the first middle gear shaft is connected with the dual-purpose crank handle torsion sleeve.
The dual-purpose crank handle twisting sleeve is used for being matched with manual hand cranking and electric tools, and achieves the real time-saving and labor-saving effects.
In the scheme, the base is rectangular, an oval balance seat is arranged on the base, and four wheels of the left lower support and the right lower support are hinged in a chute of the oval balance seat.
In the scheme, the labor-saving dual-purpose crank handle twisting sleeve is in the shape of an outer circle and an inner square, and the inner square hole of the crank handle twisting sleeve is matched with the square head of the front section of the crank handle.
The multifunctional mechanical jack of the invention thoroughly changes the operation mode of the original jack and is specially provided with a speed change gear structure and others. The multifunctional mechanical jack of the invention has the following advantages:
1. only 2 kg of torque force is needed for lifting 2.5 tons of cargos:
2. the weakest link (bracket stabilizing teeth) on the original bridge type jack bracket is reduced, and potential safety hazards are avoided.
3. The operation is simple, the automatic aligning device is arranged, the disassembly and assembly are optional, the carrying is convenient, the use is light, firm and durable, the special dual-purpose crank is manufactured, the self-locking function is realized, and the safety and the reliability are realized.
4. The electric power tool has wide application range, is not limited by any electric tool when the electric power tool is selected to be used, and is particularly suitable for being used in the construction of small and medium-sized passenger cars and buildings.
Drawings
FIG. 1 is a schematic view of an embodiment of a multi-functional jack according to the present invention
FIG. 2 is a view showing the internal structure of a gear box in an embodiment of the multi-functional jack according to the present invention
FIG. 3 is a structural view of a crank handle of an embodiment of the multi-functional mechanical jack of the present invention
In the figure: 1-rubber top cap, 2-top cap, 3-upper bracket connecting shaft, 4-crank twist sleeve, 5-screw rod, 6-gear box, 7-fixing plate, 8-lower bracket fixing shaft, 9-balance seat, 10-pulley, 11-base, 12-top cap sliding shaft, 13-upper bracket left, 14-upper bracket right, 15-bearing shaft, 16-lower bracket left, 17-lower bracket right and 18-slideway. 19-a first middle gear, 20-a second small gear, 21-a third middle gear, 22-a fourth big gear, 23-a fifth small gear, 24-a sixth screw nut, 25-a gear box, 26-a first square head, 27-a second rocker, 28-a third rocker handle, 29-a fourth positioning groove, 30-a fifth handle, 31-a sixth crank, 32-a seventh dual-purpose shaft, 33-an eighth positioning screw, 34-a ninth fixing shaft and 35-a tenth crank handle.
Detailed Description
The present application will be described in detail with reference to specific examples.
The specific implementation mode is as follows:
the present invention will be further described with reference to the accompanying drawings
In this embodiment, the multifunctional mechanical jack of the invention shown in fig. 1 comprises a rubber top cap 1 and a base 11, which are made of high-quality iron plate into channel steel shape, and are divided into an upper bracket left 13 and an upper bracket right 14, which comprise a lower bracket left 16 and a lower bracket right 17, which are all cross-hinged on the base 11 through a bearing shaft 15, the upper bracket is connected with a top cap 2 to generate automatic positioning support, the lower bracket bottom is designed with 4 pulleys 10 which are uniformly arranged at the bottom of the lower bracket to achieve automatic alignment and balance effects through a chute 18, the middle of the upper bracket and the lower bracket is connected with a bracket shaft hole which penetrates through a screw rod 5, the screw rod is fixed on the bearing shaft 15 of the bracket, the other end of the screw rod is connected with a gear box 6, fixing plates 7 are arranged at two sides of the gear box 6 and connected with two sides of the bearing shaft 15, the internal structure of the gear box 6, a fourth gearwheel 22 and a fifth pinion 23, and a labor-saving dual-purpose crank handle twisting sleeve 4 (1) is arranged outside the gear box, the crank handle twisting sleeve 4 is twisted to rotate to adjust the lifting height on a connecting gear shaft, a screw rod 5 is connected with a sixth screw rod nut 24, the base 13 is rectangular, an oval balance seat 9 is arranged on the base 11, and 4 pulleys 10 of a lower left support 16 and a right lower support 17 are arranged at the inner end of a chute of the oval balance seat 9.
In the present embodiment, the gears inside the gear box 25 of the multifunctional mechanical jack of the invention shown in fig. 2 are the first middle gear 19, the second small gear 20, the third middle gear 21, the fourth large gear 22, the fifth small gear 23, and the sixth lead screw nut 24. A seventh gear box 25. The meshing sequence of the first middle gear 19, the second small gear 20, the third first middle gear 21, the fifth small gear 23, the fourth large gear 22 and the sixth screw nut 24 is that a shaft of the first middle gear 19 is connected with the crank handle twisting sleeve 4, the first middle gear 19 is meshed with the second small gear 20, the second small gear 20 is meshed with the third middle gear 21, the third middle gear 21 is meshed with the fifth small gear 23, the fifth small gear 23 is meshed with the fourth large gear 22, the sixth screw nut 24 is driven by the fourth large gear 22 to adjust the lifting height of the support, and the gear meshing structure can achieve the purpose of quick lifting, and is time-saving and labor-saving. The first middle gear 19 shaft is connected with the crank handle twisting sleeve, the middle gear 19 is twisted, the driving pinion 20 can achieve the purpose of rapid lifting, the second pinion 20 is meshed with the first middle gear 21, 40% of labor can be saved, the third middle gear 21 drives the fifth pinion 23 to achieve secondary speed change, 80% of labor can be saved, and the best time-saving and labor-saving effect can be achieved through the structure.
In this embodiment, the multi-functional mechanical jack crank of the invention shown in fig. 3 is divided into two parts, and the front section is provided with: the first square head 26, the second rocker 27, the third rocker handle 28, the fourth positioning slot 29, the fifth connecting handle 30, the sixth rocker handle 31, the seventh dual-purpose shaft 32, the eighth positioning screw 33, the ninth fixed shaft 34 and the tenth rocker handle. The first square head 26 is integrally connected with a rocker 27, a movable rocker handle 28 is installed in the middle section of the rocker, a dual-purpose shaft 32 is arranged at the tail end of the rocker handle 28 and can be used for hand cranking and electric driving, and a fixed groove 28 is formed at the tail end of the rocker. The rear end of the crank is provided with a connecting handle 30, the middle of the connecting handle penetrates through the crank 31, the connecting handle and the crank are fixedly connected through a fixed shaft 34, if the rocker and the crank are required to be matched for use, a dual-purpose shaft 32 at the tail end of the rocker is connected with the connecting handle 30 at the rear end of the crank, a positioning screw 33 is screwed tightly, and a crank handle 35 is arranged at the rearmost end of the crank.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the protection scope of the present application, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.
Claims (6)
1. A multifunctional mechanical jack is characterized in that: the rubber top cap comprises a rubber top cap (1) and a base (11), wherein an upper support left (13), an upper support right (14), a lower support left (16) and a lower support right (17) are arranged between the rubber top cap and the base, and the upper support left (13), the upper support right (14), the lower support left (16) and the lower support right (17) are all made of high-quality iron plates into channel steel shapes; the upper bracket left (13), the upper bracket right (14), the lower bracket left (16) and the lower bracket right (17) form a bracket assembly, wherein the left lower support (16) and the right lower support (17) are hinged on the base in a crossing way through bearing shafts, the left upper support (13) and the right upper support (14) are connected with the rubber top cap (1) to generate automatic positioning support, and after the weakest stabilizing teeth at the top of the left upper support and the right upper support and the bottom of the left lower support (16) and the right lower support are eliminated, the top parts of the left (13) and right (14) upper brackets are directly connected through an upper bracket connecting shaft and are shaped like a Chinese character 'ren', the left (16) and right (17) lower brackets are connected in a cross way, the lower ends of the left (16) and right lower brackets are respectively provided with 2 pulleys, the sliding groove on the balance seat has good automatic alignment effect along with natural inclination generated when the vehicle ascends; the left upper support (13) is hinged with the left lower support (16) through a bearing shaft, the right upper support (14) is hinged with the right lower support (17) through a bearing shaft, the middle of the joint of the left upper support, the right upper support and the left lower support and the right lower support is provided with a support shaft hole, a screw rod passes through the support shaft hole, one end of the screw rod is fixed on the bearing shaft, the other end of the screw rod is connected with a gear box, two sides of the gear box are provided with fixing plates, the outside of the gear box is provided with a dual-purpose crank handle twisting sleeve, the inside of the gear box is provided with a first middle gear (19), a second pinion (20), a third middle gear (21), a fourth big gear (22) and a fifth pinion (23), the outside of the gear box is provided with 1 dual-purpose crank handle twisting sleeve, the first middle gear (19) is connected with the dual-purpose crank handle twisting sleeve (4), and the lifting height of the, the multifunctional mechanical jack also comprises a dual-purpose crank;
the dual-purpose crank divide into two parts, and the anterior segment has set gradually: first square head (26), second rocker (27), third rocker handle (28) and fourth constant head tank (29), the back end is provided with: a fifth catcher (30), a sixth crank (31), a seventh dual-purpose shaft (32), an eighth set screw (33), a ninth fixed shaft (34) and a tenth crank handle (35);
the first square head (26) is integrally connected with a second rocker (27), a movable third rocker handle (28) is mounted at the rear end of the second rocker (27), a seventh dual-purpose shaft (32) capable of realizing hand cranking and electric driving is arranged at the tail end of the third rocker handle (28), and a fourth positioning groove (29) is formed at the tail end of the second rocker (27);
dual-purpose crank back end is provided with fifth catcher (30), has worn sixth crank (31) in the middle of fifth catcher (30), and fifth catcher (30) and sixth crank (31) are through ninth fixed axle (34) fixed connection, when needs second rocker and sixth crank cooperation to use, be connected seventh dual-purpose axle (32) and fifth catcher (30) of dual-purpose crank back end, turn round eighth set screw (33), sixth crank (31) rearmost end is equipped with tenth crank handle (35).
2. The multi-function mechanical jack of claim 1, wherein: the left lower support (16) and the right lower support (17) are connected in a cross mode, when heavy object force during working presses downwards, the structure formed by the lower ends of the left lower support (16) and the right lower support (17) is splayed, the position of a stress bearing point is reasonable in design, and the stability is excellent.
3. The multi-function mechanical jack of claim 1, wherein: one end of the screw rod is fixed on one bearing shaft, the other end of the screw rod penetrates through the other bearing shaft, and the screw rod rotates through a sixth screw rod nut in the gear box to adjust the lifting height of the support component.
4. The multi-function mechanical jack of claim 1, wherein: the size and the proportion of the gears in the gear box are designed according to the appearance, the manufacturing material and the application of the multifunctional mechanical jack.
5. The multi-function mechanical jack of claim 1, wherein: the base shape is rectangle, balanced seat sets up on the base and for the ellipse, the spout on the balanced seat is chevron shape spout, and the pulley setting on the left (16) of lower carriage and the right (17) of lower carriage is in the chevron shape spout of oval balanced seat, and four pulleys can the automatic displacement position along with the change according to the change of force point position.
6. The multi-function mechanical jack of claim 1, wherein: gears in the gear box (25) are respectively a first middle gear (19), a second small gear (20), a third middle gear (21), a fourth large gear (22) and a fifth small gear (23), and the gear box further comprises a sixth screw nut (24); the shaft of the first middle gear (19) is connected with the dual-purpose crank handle twisting sleeve (4), the first middle gear (19) is meshed with the second small gear (20), the second small gear is meshed with the third middle gear (21), the third middle gear drives the fifth small gear (23), the fifth small gear (23) is meshed with the fourth large gear (22), the sixth lead screw nut (24) is driven through the fourth large gear (22), and the lifting height of the support assembly is adjusted.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510705133.3A CN106608601B (en) | 2015-10-26 | 2015-10-26 | Multifunctional mechanical jack |
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Application Number | Priority Date | Filing Date | Title |
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CN201510705133.3A CN106608601B (en) | 2015-10-26 | 2015-10-26 | Multifunctional mechanical jack |
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CN106608601A CN106608601A (en) | 2017-05-03 |
CN106608601B true CN106608601B (en) | 2021-01-26 |
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CN201510705133.3A Active CN106608601B (en) | 2015-10-26 | 2015-10-26 | Multifunctional mechanical jack |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106988601A (en) * | 2017-04-28 | 2017-07-28 | 国网山东省电力公司临朐县供电公司 | Switch cubicle is special to block net support |
CN107366679A (en) * | 2017-07-25 | 2017-11-21 | 安徽省唐骏重工机械有限责任公司 | A kind of new adjustable pulley device of agricultural machinery |
CN108383025A (en) * | 2018-04-28 | 2018-08-10 | 安徽青松工具有限公司 | Laborsaving convenient scissors screw jack |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2206775Y (en) * | 1994-07-12 | 1995-09-06 | 许崑山 | Shearing jack |
CN2343143Y (en) * | 1998-07-24 | 1999-10-13 | 常熟市千斤顶厂 | Telescopic operating handle for scissor jack |
CN2883302Y (en) * | 2005-11-18 | 2007-03-28 | 胡国贤 | Electric/manual jack |
CN201376585Y (en) * | 2009-02-25 | 2010-01-06 | 中国石化股份胜利油田分公司海洋采油厂 | Cart type mobile lifting platform |
CN202936146U (en) * | 2012-11-10 | 2013-05-15 | 铜陵市神雕机械制造有限公司 | Mechanical jack |
CN204661228U (en) * | 2015-06-04 | 2015-09-23 | 张怀云 | One is vehicle-mounted moves car jack |
-
2015
- 2015-10-26 CN CN201510705133.3A patent/CN106608601B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2206775Y (en) * | 1994-07-12 | 1995-09-06 | 许崑山 | Shearing jack |
CN2343143Y (en) * | 1998-07-24 | 1999-10-13 | 常熟市千斤顶厂 | Telescopic operating handle for scissor jack |
CN2883302Y (en) * | 2005-11-18 | 2007-03-28 | 胡国贤 | Electric/manual jack |
CN201376585Y (en) * | 2009-02-25 | 2010-01-06 | 中国石化股份胜利油田分公司海洋采油厂 | Cart type mobile lifting platform |
CN202936146U (en) * | 2012-11-10 | 2013-05-15 | 铜陵市神雕机械制造有限公司 | Mechanical jack |
CN204661228U (en) * | 2015-06-04 | 2015-09-23 | 张怀云 | One is vehicle-mounted moves car jack |
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CN106608601A (en) | 2017-05-03 |
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