CN217179924U - Liftable backrest overturning test device - Google Patents
Liftable backrest overturning test device Download PDFInfo
- Publication number
- CN217179924U CN217179924U CN202220739310.5U CN202220739310U CN217179924U CN 217179924 U CN217179924 U CN 217179924U CN 202220739310 U CN202220739310 U CN 202220739310U CN 217179924 U CN217179924 U CN 217179924U
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- plate
- rod
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- push
- backrest
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Abstract
A liftable backrest overturning test device belongs to the technical field of seat detection equipment. The utility model aims at improving the structure of the device, thereby being a liftable backrest turnover test device which is more convenient for an operator to use. The lifting mechanism is fixed at the top end of the bottom plate of the utility model, the placing plate is arranged at the top end of the lifting mechanism, the fixing parts are arranged inside the top end of the placing plate, and the supporting plate is fixed at one side of the top end of the bottom plate; the control panel is installed to one side of backup pad, and the opposite side of backup pad is provided with adjusts the structure, and hydraulic telescoping rod is installed to inside one side of backup pad. The utility model is convenient to push the backrest to turn, and improves the functionality of the device; the height of the chair is more convenient to adjust, so that the push plate is more easily contacted with the backrest, and the applicability of the device is improved; the friction force between the push plate and the backrest is increased, and the repeated friction of the push plate is reduced, so that the abrasion to the backrest is reduced.
Description
Technical Field
The utility model belongs to the technical field of seat check out test set.
Background
The chair is a daily life furniture, in order to improve the comfort level of the chair, people adjust the angle of the backrest of the chair, so that the user feels more comfortable to use, the device is arranged to detect the overturning of the backrest of the chair and judge the stability and safety of the overturning of the backrest, but the existing backrest overturning test device has a lot of problems and defects; traditional back upset test device, the problem of the push pedal angle of being not convenient for adjust during the use makes the device at the in-process that uses, and the push pedal is not convenient for adjust the angle according to the upset of back, makes the back be not convenient for promote the back in the push pedal after the upset of back.
Disclosure of Invention
The utility model aims at improving the structure of the device, thereby being a liftable backrest turnover test device which is more convenient for an operator to use.
The lifting mechanism is fixed at the top end of the bottom plate of the utility model, the placing plate is arranged at the top end of the lifting mechanism, the fixing parts are arranged inside the top end of the placing plate, and the supporting plate is fixed at one side of the top end of the bottom plate; one side of the supporting plate is provided with a control plate, the other side of the supporting plate is provided with an adjusting structure, and one side inside the supporting plate is provided with a hydraulic telescopic rod; one side of the hydraulic telescopic rod is hinged with a push plate, and one side of the push plate is provided with a resistance reducing structure; the lifting mechanism comprises a hydraulic push rod, outer pipes and inner rods, the hydraulic push rod is installed inside the top end of the bottom plate, the outer pipes are arranged on two sides of the hydraulic push rod, the inner rods are inserted into the outer pipes, a sliding structure is formed between the inner rods and the outer pipes, and the inner rods are symmetrically distributed on a vertical central line of the hydraulic push rod; the adjusting structure comprises a transmission motor, a shell, a movable block, a rotating rod and a movable arm, the shell is fixed on one side of the supporting plate, the rotating rod is inserted into the shell, the movable block is sleeved outside the rotating rod, the bottom end of the movable block is hinged with the movable arm, and the transmission motor is installed on one side of the shell; the resistance reducing structure comprises a roller, a mounting seat and a connecting shaft, the mounting seat is fixed on one side of the push plate, the connecting shaft is inserted into the mounting seat, and the roller is fixed on one side of the connecting shaft.
The utility model discloses be provided with the external screw thread on the lateral wall of bull stick, the inside of movable block is provided with the internal thread of mutually supporting with the external screw thread.
The utility model discloses constitute rotating-structure between connecting axle and the mount pad, the roller is in one side evenly distributed of push pedal.
The utility model is convenient to push the backrest to turn, and improves the functionality of the device; the height of the chair is more convenient to adjust, so that the push plate is more easily contacted with the backrest, and the applicability of the device is improved; the friction force between the push plate and the backrest is increased, and the repeated friction of the push plate is reduced, so that the abrasion to the backrest is reduced.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
figure 2 is a right side view of the present invention from figure 1;
FIG. 3 is a partially enlarged view of the elevating mechanism of the present invention;
FIG. 4 is a partial enlarged view of the adjusting structure of the present invention;
fig. 5 is a partial enlarged view of the resistance reducing structure of the present invention.
Detailed Description
The utility model comprises a bottom plate 1, a supporting plate 4 and a hydraulic telescopic rod 7, wherein the top end of the bottom plate 1 is fixed with a lifting mechanism 2, the top end of the lifting mechanism 2 is provided with a placing plate 3, the inside of the top end of the placing plate 3 is provided with a fixing member 10, one side of the top end of the bottom plate 1 is fixed with the supporting plate 4, one side of the supporting plate 4 is provided with a control plate 5, the other side of the supporting plate 4 is provided with an adjusting structure 6, one side of the inside of the supporting plate 4 is provided with the hydraulic telescopic rod 7, one side of the hydraulic telescopic rod 7 is hinged with a push plate 8, one side of the push plate 8 is provided with a resistance reducing structure 9, the adjusting structure 6 comprises a transmission motor 601, a shell 602, a moving block 603, a rotating rod 604 and a moving arm 605, the shell 602 is fixed on one side of the supporting plate 4, a rotating rod 604 is inserted in the shell 602, the outer side of the rotating rod 604 is provided with a moving block 603, the bottom end of the moving block 603 is hinged with the moving arm 605, the transmission motor 601 is installed to one side of shell 602, is provided with the external screw thread on the lateral wall of bull stick 604, and the inside of moving block 603 is provided with the internal thread of mutually supporting with the external screw thread.
The utility model discloses place the chair on the top of placing board 3, use mounting 10 to fix the position of chair immediately, elevating system 2 adjusts the height of chair, make the back be convenient for contact with push pedal 8, hydraulic telescoping rod 7 promotes the back upset through push pedal 8, adjust the angle that structure 6 adjusted push pedal 8, make push pedal 8 unanimous with the angle that the back inclines, make push pedal 8 be convenient for promote the back upset, fall and hinder structure 9 and prevent push pedal 8 wearing and tearing the surface of back, start drive motor 601, make drive motor 601 turn into the revolving force with electric power, drive motor 601 drives bull stick 604 to rotate in the inside of movable block 603 immediately, make bull stick 604 transmit power to movable block 603 through the screw thread, make movable block 603 along the surface motion of bull stick 604, movable block 603 drives movable arm 605 to move simultaneously, make movable arm 605 promote push pedal 8 to overturn around hydraulic telescoping rod 7, the angle of the push plate 8 is adjusted.
The utility model discloses elevating system 2 includes hydraulic push rod 201, outer tube 202 and interior pole 203, and hydraulic push rod 201 installs in the inside on 1 top of bottom plate, and hydraulic push rod 201's both sides all are provided with outer tube 202, and the inside of outer tube 202 is inserted and is equipped with interior pole 203, constitutes sliding construction between interior pole 203 and the outer tube 202, and interior pole 203 is the symmetric distribution on hydraulic push rod 201's vertical center line.
The utility model discloses start hydraulic pressure push rod 201, make hydraulic pressure push rod 201 promote to place board 3 rebound, make and place board 3 and drive chair rebound, interior pole 203 slides in the inside of outer tube 202, leads to placing board 3, prevents to place and rocks about board 3.
The utility model discloses falling and hindering structure 9 includes roller 901, mount pad 902 and connecting axle 903, and mount pad 902 is all fixed in one side of push pedal 8, and the inside of mount pad 902 is inserted and is equipped with connecting axle 903, and one side of connecting axle 903 is fixed with roller 901, constitutes revolution mechanic between connecting axle 903 and the mount pad 902, and roller 901 is in one side evenly distributed of push pedal 8.
The utility model discloses roller 901 rolls at push pedal 8 and back, changes the sliding friction between push pedal 8 and the back into rolling friction, reduces the frictional force between push pedal 8 and the back, and connecting axle 903 rotates in the inside of mount pad 902 and supports roller 901.
The utility model discloses drive motor drives the bull stick at the inside rotation of movable block, and the movable block is followed along the surface motion of bull stick, and the movable block promotes the push pedal through the carriage arm simultaneously and centers on the upset of hydraulic telescoping rod, adjusts the angle of push pedal, has realized the angle regulatory function of this device from this, is convenient for adjust the angle of push pedal according to the angle of back upset, makes push pedal and back laminating.
The utility model discloses hydraulic push rod promotes places board rebound, makes chair and back remove to suitable position, and the inside slip of pole at the outer tube prevents to place the board through interior pole and controls and rock, has realized the altitude mixture control function of this device from this.
The utility model discloses the roller reduces the frictional force between push pedal and the back, rotates the support to the roller through the connecting axle in the inside of mount pad, has realized from this that the removal of this device falls hinders the function.
Claims (3)
1. The utility model provides a back upset test device of liftable which characterized in that: a lifting mechanism (2) is fixed at the top end of the bottom plate (1), a placing plate (3) is arranged at the top end of the lifting mechanism (2), fixing pieces (10) are arranged inside the top ends of the placing plate (3), and a supporting plate (4) is fixed at one side of the top end of the bottom plate (1); a control plate (5) is installed on one side of the support plate (4), an adjusting structure (6) is arranged on the other side of the support plate (4), and a hydraulic telescopic rod (7) is installed on one side inside the support plate (4); one side of the hydraulic telescopic rod (7) is hinged with a push plate (8), and one side of the push plate (8) is provided with a resistance reducing structure (9); the lifting mechanism (2) comprises a hydraulic push rod (201), an outer tube (202) and an inner rod (203), the hydraulic push rod (201) is installed inside the top end of the bottom plate (1), the outer tube (202) is arranged on each of two sides of the hydraulic push rod (201), the inner rod (203) is inserted into the outer tube (202), a sliding structure is formed between the inner rod (203) and the outer tube (202), and the inner rods (203) are symmetrically distributed on a vertical central line of the hydraulic push rod (201); the adjusting structure (6) comprises a transmission motor (601), a shell (602), a moving block (603), a rotating rod (604) and a moving arm (605), the shell (602) is fixed on one side of the supporting plate (4), the rotating rod (604) is inserted into the shell (602), the moving block (603) is sleeved on the outer side of the rotating rod (604), the moving arm (605) is hinged to the bottom end of the moving block (603), and the transmission motor (601) is installed on one side of the shell (602); resistance reducing structure (9) include roller (901), mount pad (902) and connecting axle (903), and mount pad (902) are all fixed in one side of push pedal (8), and the inside of mount pad (902) is inserted and is equipped with connecting axle (903), and one side of connecting axle (903) is fixed with roller (901).
2. The liftable back overturning test device of claim 1, wherein: the outer side wall of the rotating rod (604) is provided with an external thread, and the inner part of the moving block (603) is provided with an internal thread matched with the external thread.
3. The liftable back overturning test device of claim 1, wherein: a rotating structure is formed between the connecting shaft (903) and the mounting seat (902), and the rollers (901) are uniformly distributed on one side of the push plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220739310.5U CN217179924U (en) | 2022-04-01 | 2022-04-01 | Liftable backrest overturning test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220739310.5U CN217179924U (en) | 2022-04-01 | 2022-04-01 | Liftable backrest overturning test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217179924U true CN217179924U (en) | 2022-08-12 |
Family
ID=82747133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220739310.5U Active CN217179924U (en) | 2022-04-01 | 2022-04-01 | Liftable backrest overturning test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217179924U (en) |
-
2022
- 2022-04-01 CN CN202220739310.5U patent/CN217179924U/en active Active
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