CN220201271U

CN220201271U - Scissor jack

Info

Publication number: CN220201271U
Application number: CN202321864959.0U
Authority: CN
Inventors: 华玉
Original assignee: Hangzhou Fuyang Jiahong Hardware Tools Co ltd
Current assignee: Hangzhou Fuyang Jiahong Hardware Tools Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2023-12-19
Anticipated expiration: 2033-07-17

Abstract

The application discloses scissor jack, it belongs to the jack field. Including the base, the top of base is provided with the footstock, the bilateral symmetry of base is provided with the articulated seat of C type, the base is articulated between articulated seat and footstock and the articulated seat respectively installs second branch and first branch, the center department of two articulated seats all inlays and establishes and install adjusting sleeve, wear to establish on the adjusting sleeve and install the regulation pole, the spliced eye has been seted up to footstock top department center department, annular solid fixed ring has been seted up to the spliced eye inside, the top of footstock is provided with the roof, offer on the roof and supply footstock male insertion chamber, insert the intracavity and be provided with grafting subassembly. The application provides a scissor jack, can be in the course of the work, when meetting the great and uneven article of bottom area of contact, the direct grafting is changed bigger kicking block to the below that makes the kicking block can stabilize laminating article when the jack-up can not appear in the jack-up in-process condition such as slip dislocation appear.

Description

Scissor jack

Technical Field

The application relates to the jack field, in particular to a scissor jack.

Background

The scissor jack is a hoisting equipment, mainly used for jack-up and support of small tonnage automobiles such as cars, etc. The scissor jack is also called a bracket jack, is convenient and quick to use, and is a vehicle-mounted product of various large automobile factories in China. The novel metal plate comprises an upper supporting rod and a lower supporting rod which are made of metal plates, and the working principles are different. The cross section of the upper support rod and the cross section of the lower support rod at the tooth part and the part nearby the tooth part are rectangular with one side being opened, and the metal plates at the two sides of the opening are bent inwards. The teeth on the upper support rod and the lower support rod are made of metal plates with two bent sides of the opening, and the tooth width is larger than the thickness of the metal plates.

The top of current scissor jack is used for accepting the big or small fixed of kicking block of jack-up thing, when propping up the great and uneven article of hole area of bottom contact, because the area of contact between kicking block and the jack-up thing is limited, the circumstances such as dislocation of kicking block at the in-process of jack-up appear often, influence follow-up jack-up work. .

There is no scissor jack available to assist in solving this problem.

Disclosure of Invention

The content of the present application is intended to introduce concepts in a simplified form that are further described below in the detailed description. The section of this application is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

In order to solve the technical problem mentioned in the background art section above, some embodiments of the present application provide a scissor jack, which comprises a base, the top of base is provided with the footstock, the bilateral symmetry of base is provided with the articulated seat of C type, the base with the second branch is installed in the articulated of slope between the articulated seat, the footstock with the first branch is installed in the articulated of slope between the articulated seat, two the center department of articulated seat all inlays and establishes and install the adjusting sleeve, wear to establish on the adjusting sleeve and install the regulation pole, the jack hole has been seted up in footstock top department center department, annular solid fixed ring has been seted up to the inside jack hole, the top of footstock is provided with the roof, the roof is the trapezoidal cubic structure of falling, set up on the roof and supply footstock male insertion chamber, be provided with the grafting subassembly with the jack hole cooperation location in the insertion chamber.

Further, the grafting subassembly is including fixing perpendicularly the grafting section of thick bamboo in inserting the chamber below, it is provided with the release post to peg graft the section of thick bamboo slip, the release hole of C has been seted up to the outside edge of grafting section of thick bamboo, it is provided with the location ball to slide in the release hole, set up the screw thread groove on the release post, screw thread groove department screw thread installation has the lead screw, the lead screw is kept away from the side edge of release post and is fixed with inlays and establishes the dish, inlay and establish the dish rotation and inlay and establish install on the grafting section of thick bamboo.

Further, the pushing-out column is prismatic, one end of the pushing-out column, which is close to the positioning ball, is conical, and one conical end of the positioning ball is matched with the positioning ball for extrusion.

Furthermore, guide rods are symmetrically arranged in the insertion cavity, guide holes are symmetrically arranged on the top seat, and the guide holes are matched and spliced with the guide rods.

Further, the top of the top plate is provided with a plurality of anti-slip pads in a protruding mode, and the anti-slip pads are arranged at the top of the top plate at equal intervals.

Further, two threads with opposite spiral directions are formed on the adjusting rod, and the adjusting rod is in threaded fit with the adjusting sleeve.

Further, an inserting cavity is formed in one end of the adjusting rod, a protruding rod is installed in the inserting cavity, pin shaft columns are symmetrically fixed at one end of the protruding rod, and sliding ways for sliding the pin shaft columns are symmetrically formed in the inserting cavity.

The beneficial effects of this application lie in: according to the scissor jack, the arranged footstock and the detachable footblocks above the footstock are matched, so that in the working process, when an article with larger contact area and uneven pits at the bottom is encountered, the bigger footblocks can be directly inserted and replaced, and therefore the situation that sliding dislocation and the like are caused in the jacking process can not occur under the article stably attached to the footblocks in the jacking process, and when an article with smaller contact area is encountered, the lower top plate is detached only by the footstock, so that the overall practicability of the jack is improved;

according to the utility model, through the cooperation between the plug hole arranged on the top seat and the plug assembly and the like in the top plate, the positioning ball can be stably clamped and installed on the fixed ring by directly rotating the embedded disc in the working process, so that the rapid disassembly and assembly of the top plate are completed, and the overall working efficiency is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application.

In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. It should be understood that the figures are schematic and that elements and components are not necessarily drawn to scale.

In the drawings:

FIG. 1 is an overall schematic diagram according to an embodiment of the present application;

FIG. 2 is a schematic view of a construction of a protruding rod according to an embodiment of the present application;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present application;

fig. 4 is a longitudinal cross-sectional view of a plug assembly according to an embodiment of the present application.

Reference numerals:

1. a base; 2. a top base; 3. a hinge base; 4. an adjusting rod; 5. an adjustment sleeve; 6. a protruding rod; 61. a pin shaft column; 7. a first strut; 8. a second strut; 9. a guide hole; 10. a plug hole; 101. a fixing ring; 11. a top plate; 111. an anti-slip pad; 12. a guide rod; 13. a plug assembly; 14. a plug-in cylinder; 141. a push-out hole; 15. positioning the ball; 16. pushing out the column; 161. a thread groove; 17. a screw rod; 171. a disk is embedded.

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.

It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. Embodiments of the present disclosure and features of embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.

It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be understood as "one or more" unless the context clearly indicates otherwise.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

This embodiment provides a scissor jack, its structure schematic diagram is as shown in fig. 1, including base 1, the top of base 1 is provided with footstock 2, the bilateral symmetry of base 1 is provided with articulated seat 3 of C, the articulated second branch 8 of installing of slope between base 1 and the articulated seat 3, the articulated first branch 7 of installing of slope between footstock 2 and the articulated seat 3, the center department of two articulated seats 3 all inlays and installs adjusting sleeve 5, wear to establish on the adjusting sleeve 5 and install adjusting lever 4, set up the screw thread that two spiral directions are opposite on the adjusting lever 4, screw thread fit between adjusting lever 4 and the adjusting sleeve 5.

Through the cooperation between the regulation pole 4 and the adjusting sleeve 5 that have the screw thread opposite in screw thread direction that set up, can conveniently adjust effectively the position of footstock 2 in the course of the work to guarantee that footstock 2 can be stable jack-up operation to the article in the follow-up course of the work, guarantee that follow-up work goes on smoothly.

Referring to fig. 1 and 2, an insertion cavity is formed at one end of the adjusting rod 4, a protruding rod 6 is inserted into the insertion cavity, pin shaft posts 61 are symmetrically fixed at one end of the protruding rod 6, and sliding ways for sliding the pin shaft posts 61 are symmetrically formed in the insertion cavity.

Through the telescopic adjustable protruding rod 6, the protruding rod 6 can be directly pulled out integrally during working, and the protruding rod 6 is integrally retracted after the working is finished, so that the condition that the adjusting rod 4 is inconvenient to rotate and the like is avoided as much as possible.

Referring to fig. 1, 3 and 4, a plug hole 10 is formed in the center of the top seat 2, an annular fixing ring 101 is formed in the plug hole 10, a top plate 11 is arranged above the top seat 2, the top plate 11 is of an inverted trapezoid block structure, an insertion cavity for inserting the top seat 2 is formed in the top plate 11, and a plug assembly 13 matched with the plug hole 10 for positioning is arranged in the insertion cavity.

The guide rods 12 are symmetrically arranged in the insertion cavity, the guide holes 9 are symmetrically arranged on the top seat 2, the guide holes 9 are matched with the guide rods 12 in an inserting mode, the self-contained guide rods 12 in the society can ensure that the top plate 11 can play a role in assisting in guiding and positioning during installation, and the top plate 11 can be stably clamped and installed at the corresponding position of the top seat 2.

Wherein, the top of the top plate 11 is provided with a plurality of anti-slip pads 111, the anti-slip pads 111 are arranged at the top of the top plate 11, and the plurality of anti-slip pads 111 are arranged at equal intervals.

By the equidistant arrangement of the anti-slip pads 111, it is possible to ensure that the top plate 11 is prevented from slipping as much as possible in the jack-up state during operation.

Referring to fig. 1 and 4, the plugging assembly 13 includes a plugging cylinder 14 vertically fixed below the plugging cavity, a push-out column 16 is slidably disposed in the plugging cylinder 14, a C-shaped push-out hole 141 is formed in an outer side edge of the plugging cylinder 14, a positioning ball 15 is slidably disposed in the push-out hole 141, a thread groove 161 is formed in the push-out column 16, a screw rod 17 is threadedly mounted at the thread groove 161, an embedding disc 171 is fixed on a side edge of the screw rod 17 away from the push-out column 16, and the embedding disc 171 is rotationally embedded on the plugging cylinder 14.

Through the grafting subassembly 13 that sets up, rotate and inlay and establish dish 171, inlay and establish dish 171 and drive lead screw 17 rotation, screw thread fit between lead screw 17 and the screw thread groove 161, and then make the whole decline of ejecting post 16, drive the location ball 15 by whole ejecting at the whole in-process that descends of ejecting post 16, can be in the course of the work, direct rotation inlays and establishes dish 171 and can realize the stable joint of location ball 15 and install at solid fixed ring 101 to accomplish the quick assembly disassembly of roof 11, improve whole work efficiency.

The push-out column 16 is prismatic, one end of the push-out column 16 close to the positioning ball 15 is conical, one conical end of the positioning ball 15 is matched with the positioning ball 15 for extrusion, the push-out column 16 is prismatic, the rotation of the push-out column 16 can not occur in the process of rotating and adjusting the push-out column 16 along with the screw rod 17, the push-out column 16 can only move vertically and directly, the subsequent work is ensured to be smoothly carried out,

working principle: when the top plate 11 is required to be installed in operation, the inserting cavity on the top plate 11 is directly aligned with the top seat 2, the inserting assembly 13 is inserted into the inserting hole 10, the embedding disc 171 is rotated, the embedding disc 171 drives the screw rod 17 to rotate, the screw rod 17 is in threaded fit with the threaded groove 161, the push-out column 16 is further integrally lowered, the positioning ball 15 is driven to be integrally ejected in the process of integrally lowering the push-out column 16, and the positioning ball 15 is clamped and positioned in the fixing ring 101, so that the integral fixing of the top plate 11 is completed.

When jacking up is carried out, the top plate 11 or the top seat 2 is prevented from being pulled out integrally under the corresponding jacking object, the protruding rod 6 is bent, the protruding rod 6 is rotated, the adjusting rod 4 is driven to rotate when the protruding rod 6 rotates, the adjusting rod 4 is in threaded fit with the adjusting sleeve 5, the adjusting sleeve 5 is enabled to slide along the adjusting rod 4 to the center of the adjusting rod 4, the hinging seat 3 is enabled to integrally move, the top seat 2 is driven to integrally prop up in the moving process of the hinging seat 3, and accordingly component jacking up operation is completed.

The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features, but encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the utility model. Such as the above-described features, are mutually substituted with (but not limited to) the features having similar functions disclosed in the embodiments of the present disclosure.

Claims

1. A scissor jack, comprising a base (1), characterized in that: the utility model discloses a plug-in type socket, including base (1), jack (5), adjusting sleeve (5) are all inlayed in the center department of base (1), adjust sleeve (5) are last to wear to be established and install regulation pole (4), jack (2) top department center department has been offered spliced eye (10), annular solid fixed ring (101) have been offered to spliced eye (10) inside, the top of base (2) is provided with roof (11), roof (11) are the trapezoidal block structure of falling, offer on roof (11) and supply jack (2) male plug-in cavity, insert intracavity be provided with plug-in component (13) with spliced eye (10) complex location.

2. A scissor jack according to claim 1, characterized in that the plug assembly (13) comprises a plug cylinder (14) vertically fixed below the plug cavity, a push-out column (16) is slidably arranged in the plug cylinder (14), a C-shaped push-out hole (141) is formed in the outer side edge of the plug cylinder (14), a positioning ball (15) is slidably arranged in the push-out hole (141), a thread groove (161) is formed in the push-out column (16), a screw rod (17) is mounted at the thread groove (161) in a threaded manner, an embedded disc (171) is fixed on the side edge, away from the push-out column (16), of the screw rod (17), and the embedded disc (171) is rotatably embedded and mounted on the plug cylinder (14).

3. A scissor jack according to claim 2, characterized in that the ejector post (16) is prismatic, the end of the ejector post (16) adjacent to the positioning ball (15) is conical, and the conical end of the positioning ball (15) is pressed in cooperation with the positioning ball (15).

4. A scissor jack according to claim 1, characterized in that the insertion cavity is symmetrically provided with guide rods (12), the top seat (2) is symmetrically provided with guide holes (9), and the guide holes (9) are matched and spliced with the guide rods (12).

5. A scissor jack according to claim 1, characterized in that the top of the top plate (11) is provided with anti-slip pads (111) in a protruding manner, wherein the anti-slip pads (111) are provided in a plurality, and the anti-slip pads (111) are provided in an equidistant manner on the top of the top plate (11).

6. A scissor jack according to claim 1, characterized in that the adjusting rod (4) is provided with two threads with opposite screw directions, and the adjusting rod (4) is in threaded fit with the adjusting sleeve (5).

7. The scissor jack according to claim 6, wherein an inserting cavity is formed in one end of the adjusting rod (4), a protruding rod (6) is installed in the inserting cavity in an inserting mode, pin shaft posts (61) are symmetrically fixed at one end of the protruding rod (6), and sliding ways for the pin shaft posts (61) to slide are symmetrically formed in the inserting cavity.