CN216583962U

CN216583962U - Scissor jack

Info

Publication number: CN216583962U
Application number: CN202123446421.1U
Authority: CN
Inventors: 毛文学; 陆文平; 彭利群
Original assignee: Anhui Tongrun Auto Accessory Co ltd
Current assignee: Anhui Tongrun Auto Accessory Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-24
Anticipated expiration: 2031-12-28

Abstract

The utility model provides a scissor jack, through the auxiliary stay mechanism who sets up, when people use jack to jack up the vehicle, can play the auxiliary stay by auxiliary stay mechanism and share the effect that jacking support received vehicle weight, can reduce the jacking support and buckle because of the overweight appearance of vehicle of jacking, thereby reduce vehicle collapse unloading and injure people's occurence of failure by a crashing object, the security that reduces jack during operation improves, auxiliary stay mechanism's simple structure simultaneously, low in cost, the operation is also convenient, can not cause the hindrance for people's operation.

Description

Scissor jack

Technical Field

The utility model relates to a shear type jack technical field especially relates to a shear type jack.

Background

The scissor jack is a lifting device, mainly used for jacking and supporting cars with small tonnage, such as cars, and the like, when the scissor jack is used for jacking the cars with small tonnage, the acting force acts on the bracket, and after the scissor jack is used for a long time, the bracket is stressed too much, so that the bending condition is easy to occur, and safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem who exists among the background art, the utility model provides a shear type jack.

The utility model provides a scissor jack, including bed plate, jacking support and support, jacking support installs on the bed plate, the pedestal mounting is on jacking support and jacking support is used for driving the support and is close to or keeps away from the bed plate, install auxiliary stay mechanism on the support.

Preferably, the auxiliary supporting mechanism comprises an auxiliary supporting rod, an auxiliary supporting cylinder and an adjusting and positioning mechanism; the top end of the auxiliary supporting rod is connected with the support, the top end of the auxiliary supporting cylinder is provided with a telescopic hole in sliding fit with the auxiliary supporting rod, and the adjusting and positioning mechanism is used for locking the position of the auxiliary supporting rod in the telescopic hole.

Preferably, the adjusting and positioning mechanism comprises an inclined positioning block and an adjusting mechanism; a plurality of rotary grooves are evenly formed in the inner wall of the telescopic hole along the depth direction of the telescopic hole, the inclined positioning block is rotatably connected in the rotary grooves, a positioning groove matched with one side of the inclined positioning block is formed in the auxiliary supporting rod, and a blocking block used for blocking the inclined positioning block at the rotary angle in the rotary grooves is installed at the opening position of each rotary groove.

Preferably, the adjusting mechanism is used for driving the inclined positioning block to rotate in the rotating groove, and the rotating angle of the inclined positioning block is smaller than one hundred twenty degrees.

Preferably, the adjusting mechanism comprises an adjusting block, a traction rope and a spring; the utility model discloses a set up the regulation piece in the auxiliary stay section of thick bamboo, including the auxiliary stay section of thick bamboo, the regulation piece is connected with the pulling piece, the pulling piece runs through the auxiliary stay section of thick bamboo and extends to the external world of auxiliary stay section of thick bamboo, set up on the auxiliary stay section of thick bamboo with auxiliary stay section of thick bamboo sliding fit's regulation spout, the quantity of haulage rope be a plurality of and with a plurality of slope locating piece one-to-one, the one end of haulage rope is connected on the slope locating piece and the other end activity of haulage rope runs through the auxiliary stay section of thick bamboo and is connected with the regulation piece, the quantity of spring be a plurality of and with a plurality of slope locating piece one-to-ones, the both ends of spring respectively with the inner wall connection of slope locating piece and swivelling chute.

Preferably, the base plate is provided with a positioning support block, the positioning support block is provided with a support groove matched with the auxiliary support cylinder, and one end of the auxiliary support cylinder, which is far away from the auxiliary support rod, is detachably inserted into the support groove.

Preferably, one end of the auxiliary support rod, which is far away from the positioning support block, is rotatably connected to the support.

The utility model provides a pair of shear type jack's beneficial effect: through the auxiliary stay mechanism who sets up, when people use the jack to jack up the vehicle, can play the auxiliary stay and share the effect that jacking support received vehicle weight by auxiliary stay mechanism, can reduce jacking support and buckle because of the vehicle overweight of jacking appears, thereby reduce the vehicle and slump the unloading and injure people's occurence of failure, improve the security that reduces the jack during operation, auxiliary stay mechanism's simple structure simultaneously, the cost is cheap, it is also convenient to operate, can not cause the hindrance for people's operation.

Drawings

Fig. 1 is a schematic structural diagram of a scissor jack according to the present invention;

fig. 2 is a cross-sectional view of an auxiliary supporting cylinder in a scissor jack according to the present invention;

fig. 3 is an enlarged view of a position a of the scissor jack according to the present invention;

fig. 4 is a schematic structural view of a bottom plate in a scissor jack according to the present invention;

fig. 5 is a schematic structural diagram of an inclined positioning block in a scissor jack according to the present invention.

In the figure: 1. a base plate; 2. jacking a support; 3. a support; 4. an auxiliary support bar; 5. an auxiliary support cylinder; 6. inclining the positioning block; 7. a rotating tank; 8. an adjusting block; 9. a hauling rope; 10. a spring; 11. a pulling block; 12. and positioning the supporting block.

Detailed Description

Referring to fig. 1-5, the utility model provides a scissor jack, including bed plate 1, jacking support 2 and support 3, wherein:

the jacking support 2 is arranged on the base plate 1, the support 3 is arranged on the jacking support 2, the jacking support 2 is used for driving the support 3 to be close to or far away from the base plate 1, and the support 3 is provided with an auxiliary supporting mechanism;

when people use the jack, people place bed plate 1 subaerial, rethread jacking support 2 with 3 jack-ups of support and make support 3 support tightly in the appointed position of vehicle, when jacking up the vehicle, can play the auxiliary role by auxiliary stay mechanism, share the power that the vehicle was used on jacking support 2 by auxiliary stay mechanism, can reduce jacking support 2 and receive the action of gravity, reduce the accident that jacking support 2 received the gravity of vehicle too big and appear buckling.

In a specific embodiment, the auxiliary supporting mechanism comprises an auxiliary supporting rod 4, an auxiliary supporting cylinder 5 and an adjusting and positioning mechanism; the top end of the auxiliary supporting rod 4 is connected with the support 3, the top end of the auxiliary supporting cylinder 5 is provided with a telescopic hole in sliding fit with the auxiliary supporting rod 4, and the adjusting and positioning mechanism is used for locking the position of the auxiliary supporting rod 4 in the telescopic hole;

when making the auxiliary stay mechanism, when support 3 rises, can stretch out in an auxiliary stay section of thick bamboo 5 by auxiliary stay 4, lock auxiliary stay 4 by adjusting positioning mechanism again in the internal position in flexible hole for auxiliary stay 4 and auxiliary stay section of thick bamboo 5 support 3 and play the atress of sharing jacking support 2, can reduce jacking support 2 atress excessive and the vehicle collapse crush injury people's the condition emergence.

In a specific embodiment, the adjusting and positioning mechanism comprises an inclined positioning block 6 and an adjusting mechanism; a plurality of rotating grooves 7 are uniformly formed in the inner wall of the telescopic hole along the depth direction of the telescopic hole, the inclined positioning block 6 is rotatably connected in the rotating grooves 7, a positioning groove matched with one side of the inclined positioning block 6 is formed in the auxiliary supporting rod 4, and a blocking block for blocking the inclined positioning block 6 from rotating in the rotating grooves 7 is installed at the opening position of the rotating grooves 7;

when the auxiliary support rod 4 extends out of the auxiliary support cylinder 5, the inclined positioning block 6 at the corresponding position is clamped in the positioning groove on the auxiliary support rod 4 to support the position of the auxiliary support rod 4, so that the auxiliary support rod 4 can be dragged by the inclined positioning block 6 to share the gravity of a vehicle acting on the support 3, when the auxiliary support rod is not used, people can adjust the inclined positioning block 6 to rotate in the rotating groove 7 through the adjusting mechanism, when the inclined positioning block 6 rotates and is accommodated in the rotating groove 7, the auxiliary support rod 4 is not influenced by the inclined positioning block 6 and can be conveniently accommodated by people, when the auxiliary support rod 4 is lifted to a certain position, the inclined positioning block 6 at the corresponding position is pushed out and clamped into the positioning groove by the adjusting mechanism to play a clamping role, the structure is simple and convenient, when the inclined positioning block 6 rotates, the rotation of the inclined positioning block 6 can be blocked by the blocking block, so that the inclined positioning block 6 can support the auxiliary supporting rod 4 to play a role in supporting.

In a specific embodiment, the adjusting mechanism is used for driving the inclined positioning block 6 to rotate in the rotating groove 7, and the rotating angle of the inclined positioning block 6 is less than one hundred twenty degrees; the angle that slope locating piece 6 turned in rotary slot 7 is less than one hundred twenty degrees, can ensure that slope locating piece 6 holds auxiliary stay 4 in the position of concertina hole, can ensure to hold auxiliary stay 4's stability, and the gliding condition of reduction appearance takes place.

In a specific embodiment, the adjusting mechanism comprises an adjusting block 8, a traction rope 9 and a spring 10; a movable groove in sliding fit with the adjusting block 8 is formed in the auxiliary supporting cylinder 5, the adjusting block 8 is connected with a traction block 11, the traction block 11 penetrates through the auxiliary supporting cylinder 5 and extends to the outside of the auxiliary supporting cylinder 5, an adjusting sliding groove in sliding fit with the auxiliary supporting cylinder 5 is formed in the auxiliary supporting cylinder 5, the traction ropes 9 are in a plurality and correspond to the inclined positioning blocks 6 one by one, one end of each traction rope 9 is connected to each inclined positioning block 6, the other end of each traction rope 9 movably penetrates through the auxiliary supporting cylinder 5 and is connected with the adjusting block 8, the springs 10 are in a plurality and correspond to the inclined positioning blocks 6 one by one, and two ends of each spring 10 are connected with the inner walls of the inclined positioning blocks 6 and the rotating groove 7 respectively;

when the support 3 drives the auxiliary supporting rod 4 to rise, the auxiliary supporting rod 4 extends out of the telescopic hole, when the auxiliary supporting rod slides to a specified position in the telescopic hole, the inclined positioning block 6 at the corresponding position pops out of the inclined positioning block 6 around the spring 10 in the corresponding rotary groove 7 and is clamped into the positioning groove on the auxiliary supporting rod 4, when people store the inclined positioning block 6, people can buckle the traction block 11, the traction block 11 drives the adjusting block 8 to slide in the movable groove, the adjusting block 8 pulls the plurality of traction ropes 9 to pull the inclined positioning block 6 to rotate in the rotary groove 7 and store the inclined positioning block into the rotary groove 7, the auxiliary supporting rod 4 cannot be blocked when sliding in the telescopic hole, people can conveniently store the auxiliary supporting rod 4 in the auxiliary supporting cylinder 5, people can conveniently store the auxiliary supporting rod 4, so that people can conveniently use the auxiliary supporting rod 4 for the next time, and can also conveniently store the auxiliary supporting rod 4, meanwhile, the whole structure is simple, the operation is convenient.

In a specific embodiment, a positioning support block 12 is arranged on the base plate 1, a support groove matched with the auxiliary support cylinder 5 is formed in the positioning support block 12, and one end, far away from the auxiliary support rod 4, of the auxiliary support cylinder 5 is detachably inserted into the support groove; can insert when an auxiliary stay section of thick bamboo 5 supports and play limiting displacement in the location tray 12 to restrain the position of an auxiliary stay section of thick bamboo 5, ensure the stable supporting effect of auxiliary stay 4 to support 3, also make things convenient for people to take out auxiliary stay section of thick bamboo 5 from supporting the inslot simultaneously and accomodate.

In a specific embodiment, one end of the auxiliary support rod 4 far away from the positioning support block 12 is rotatably connected to the support 3; when not using, people can rotate folding the storage of auxiliary stay 4, reduce the volume, make things convenient for people to accomodate.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a scissor jack, includes bed plate (1), jacking support (2) and support (3), its characterized in that, install on bed plate (1) jacking support (2), install on jacking support (2) support (3) and jacking support (2) are used for driving support (3) and are close to or keep away from bed plate (1), install the auxiliary stay mechanism on support (3).

2. A scissor jack according to claim 1, wherein the auxiliary support means comprises an auxiliary support rod (4), an auxiliary support cylinder (5) and an adjustment positioning means; the top end of the auxiliary supporting rod (4) is connected with the support (3), the top end of the auxiliary supporting cylinder (5) is provided with a telescopic hole in sliding fit with the auxiliary supporting rod (4), and the adjusting and positioning mechanism is used for locking the position of the auxiliary supporting rod (4) in the telescopic hole.

3. A scissor jack according to claim 2, wherein the adjustment positioning means comprises a tilt positioning block (6) and an adjustment means; a plurality of swivelling chute (7) have evenly been seted up along its degree of depth direction to the inner wall in flexible hole, slope locating piece (6) are rotated and are connected in swivelling chute (7), set up the constant head tank with slope locating piece (6) one side looks adaptation on auxiliary stay pole (4), the open position of swivelling chute (7) is installed and is used for blockking the piece that blocks of slope locating piece (6) at swivelling chute (7) internal rotation angle.

4. A scissor jack according to claim 3, wherein the adjustment mechanism is adapted to drive the rotation of the inclined key (6) in the rotary slot (7) through an angle of rotation of the inclined key (6) of less than one hundred twenty degrees.

5. A scissor jack according to claim 4, wherein the adjustment mechanism comprises an adjustment block (8), a pulling rope (9) and a spring (10); a movable groove which is in sliding fit with the adjusting block (8) is arranged in the auxiliary supporting cylinder (5), the adjusting block (8) is connected with a pulling block (11), the pulling block (11) penetrates through the auxiliary supporting cylinder (5) and extends to the outside of the auxiliary supporting cylinder (5), the auxiliary supporting cylinder (5) is provided with an adjusting sliding chute which is in sliding fit with the auxiliary supporting cylinder (5), the number of the pulling ropes (9) is a plurality and corresponds to the plurality of inclined positioning blocks (6) one by one, one end of the traction rope (9) is connected to the inclined positioning block (6), the other end of the traction rope (9) movably penetrates through the auxiliary supporting cylinder (5) and is connected with the adjusting block (8), the number of the springs (10) is a plurality and corresponds to the number of the inclined positioning blocks (6) one by one, and two ends of the spring (10) are respectively connected with the inner walls of the inclined positioning block (6) and the rotating groove (7).

6. The scissor jack of claim 2, wherein the base plate (1) is provided with a positioning support block (12), the positioning support block (12) is provided with a support groove adapted to the auxiliary support cylinder (5), and one end of the auxiliary support cylinder (5) far away from the auxiliary support rod (4) is detachably inserted into the support groove.

7. A scissor jack according to claim 6, wherein the end of the auxiliary support bar (4) remote from the positioning bracket (12) is pivotally connected to the support (3).