CN203812135U - Abacus with adjustable height and gradient - Google Patents
Abacus with adjustable height and gradient Download PDFInfo
- Publication number
- CN203812135U CN203812135U CN201420211624.3U CN201420211624U CN203812135U CN 203812135 U CN203812135 U CN 203812135U CN 201420211624 U CN201420211624 U CN 201420211624U CN 203812135 U CN203812135 U CN 203812135U
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- CN
- China
- Prior art keywords
- box body
- abacus
- screw rod
- swivel nut
- driving shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an abacus with adjustable height and gradient, relates to an abacus, and particularly relates to the abacus with the adjustable height and gradient. The utility model provides the abacus to solve the problems of an existing abacus that the height and the gradient can not be adjusted according to requirements of workers, and arms and backs have aching pain feelings after workers use the abacus for a period of time. According to the abacus, the lower end of a first screw rod is sleeved by a first foot cushion through a bearing; the lower end of a second screw rod is sleeved by a second foot cushion through a bearing; each side of the first screw rod is provided with a first foldable supporting arm; the lower end of each first foldable supporting arm is fixedly connected with the first foot cushion; each side of the second screw rod is provided with a second foldable supporting arm; the lower end of each second foldable supporting arm is fixedly connected with the second foot cushion; a driving shaft is horizontally arranged in a box body; one end of the driving shaft penetrates through the end face of the other end of the box body to be exposed. The abacus provided by the utility model is used for the field of finance and accounting.
Description
Technical field
The utility model relates to a kind of abacus, is specifically related to the abacus of a kind of adjustable-height and degree of tilt, belongs to financial accounting field.
Background technology
Abacus is a kind of easy computational tool, even the today being commonly used at computing machine, abacus is because its advantage such as nimble, accurate is still widely used by financial accounting field.Staff is lain on work top when using abacus, and the height of abacus and angle of inclination can not regulate according to staff's needs, and staff was used after a period of time, and arm and back produce the sense of aching.
Utility model content
The utility model can not regulate according to staff's needs for solving height and the angle of inclination of existing abacus, staff was used after a period of time, arm and back produce the problem of sense of aching, and then propose the abacus of a kind of adjustable-height and degree of tilt.
The utility model is to address the above problem the technical scheme of taking to be: the utility model comprises abacus main body and box body, box body is uncovered rectangle box body, abacus main body is fixedly mounted in box body, the utility model also comprises two elevating mechanisms, box body is horizontally disposed with, two described elevating mechanisms are arranged on the bottom in box body side by side, described in each, elevating mechanism comprises the first driven spiral gear, the first screw rod, the first swivel nut, the first foot pad, the second driven spiral gear, the second screw rod, the second swivel nut, the second foot pad, driving shaft, the first active oblique gear, the second active oblique gear, two the first folding arms and two the second folding arms, the first swivel nut is fixedly mounted on the lower surface of box body one end, the second swivel nut is fixedly mounted on the lower surface of the box body other end, the top of the first screw rod is inserted in the first swivel nut, the top of the second screw rod is inserted in the second swivel nut, the first driven spiral gear is sleeved on the upper end of the first screw rod, and the first driven spiral gear is positioned at box body, the second driven spiral gear is sleeved on the upper end of the second screw rod, and the second driven spiral gear is positioned at box body, the first foot pad is contained in the lower end of the first screw rod by bearing holder (housing, cover), the second foot pad is contained in the lower end of the second screw rod by bearing holder (housing, cover), each side of the first screw rod is respectively provided with respectively first folding arm, and the lateral wall of the upper end of each the first folding arm and the first swivel nut is affixed, the lower end of each the first folding arm and the first foot pad are affixed, each side of the second screw rod is respectively provided with respectively second folding arm, and the lateral wall of the upper end of each the second folding arm and the second swivel nut is affixed, the lower end of each the second folding arm and the second foot pad are affixed, driving shaft is horizontally set in box body, and the axis of driving shaft is parallel with box body center line along its length, expose through the end face of the box body other end one end of driving shaft, the first active oblique gear and the second active oblique gear are sleeved on driving shaft by one end to the other end of box body successively, the first active oblique gear and the first driven spiral gear engagement, the second active oblique gear and the second driven spiral gear engagement.
The beneficial effects of the utility model are: the utility model can be according to staff's the height that need to regulate abacus and angle of inclination, the arm and the back that adapt to staff, delay the sense of fatigue at staff's arm and back, avoid staff's arm and back because using for a long time abacus to produce the sense of aching.The utility model is simple in structure, and manufacture craft is succinct, cheap for manufacturing cost, easy and simple to handle, is easy to carry.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1, described in present embodiment, the abacus of a kind of adjustable-height and degree of tilt comprises abacus main body 1 and box body 2, box body 2 is uncovered rectangle box body, abacus main body 1 is fixedly mounted in box body 2, present embodiment also comprises two elevating mechanisms, box body 2 is horizontally disposed with, two described elevating mechanisms are arranged on the bottom in box body 2 side by side, described in each, elevating mechanism comprises the first driven spiral gear 3, the first screw rod 4, the first swivel nut 5, the first foot pad 6, the second driven spiral gear 7, the second screw rod 8, the second swivel nut 9, the second foot pad 10, driving shaft 11, the first active oblique gear 12, the second active oblique gear 13, two the first folding arms 14 and two the second folding arms 15, the first swivel nut 5 is fixedly mounted on the lower surface of box body 2 one end, the second swivel nut 9 is fixedly mounted on the lower surface of box body 2 other ends, the top of the first screw rod 4 is inserted in the first swivel nut 5, the top of the second screw rod 8 is inserted in the second swivel nut 9, the first driven spiral gear 3 is sleeved on the upper end of the first screw rod 4, and the first driven spiral gear 3 is positioned at box body 2, the second driven spiral gear 7 is sleeved on the upper end of the second screw rod 8, and the second driven spiral gear 7 is positioned at box body 2, the first foot pad 6 is contained in the lower end of the first screw rod 4 by bearing holder (housing, cover), the second foot pad 10 is contained in the lower end of the second screw rod 8 by bearing holder (housing, cover), each side of the first screw rod 4 is respectively provided with respectively first folding arm 14, and the lateral wall of the upper end of each the first folding arm 14 and the first swivel nut 5 is affixed, the lower end of each the first folding arm 14 and the first foot pad 6 are affixed, each side of the second screw rod 8 is respectively provided with respectively second folding arm 15, and the lateral wall of the upper end of each the second folding arm 15 and the second swivel nut 9 is affixed, the lower end of each the second folding arm 15 and the second foot pad 10 are affixed, driving shaft 11 is horizontally set in box body 2, and the axis of driving shaft 11 is parallel with box body 2 center line along its length, expose through the end face of box body 2 other ends one end of driving shaft 11, the first active oblique gear 12 and the second active oblique gear 13 are sleeved on driving shaft 11 successively by one end to the other end of box body 2, the first active oblique gear 12 and the first driven spiral gear 3 engagements, the second active oblique gear 13 and the second driven spiral gear 7 engagements.
Embodiment two: in conjunction with Fig. 1, present embodiment is described, the abacus of a kind of adjustable-height and degree of tilt also comprises dust cap 16 described in present embodiment, and dust cap 16 spiral-locks are at the opening part of box body 2.
The technique effect of present embodiment is: so arrange, can avoid airborne dust to fall in abacus body 1, cause its damage.Other composition and annexation are identical with embodiment one.
Embodiment three: in conjunction with Fig. 1, present embodiment is described, one end of the driving shaft 11 of the abacus of a kind of adjustable-height and degree of tilt is set with rubber sleeve 17 described in present embodiment.
The technique effect of present embodiment is: so arrange, can increase the friction force between hand and driving shaft 11 ends, facilitate rotating driveshaft 11.Other composition and annexation are identical with embodiment one or two.
Principle of work
While using abacus, rotate two driving shafts 11, each driving shaft 11 drives the first screw rod 4 and the second screw rod 8 to rotate by the first active oblique gear 12, the driven spiral gear 7 of the driven spiral gear 3, second of the second active oblique gear 13, first, because the first screw rod 4 and the second screw rod 8 are respectively along the first swivel nut 5 and the second swivel nut 9 spirals, with this, realize the lifting of box body 2, when the certain angle of inclination of needs adjustment, only need to rotate the lopsidedness that mobile driving shaft 11 can make box body 2.
Claims (3)
1. the abacus of an adjustable-height and degree of tilt, it comprises abacus main body (1) and box body (2), box body (2) is uncovered rectangle box body, abacus main body (1) is fixedly mounted in box body (2), it is characterized in that: the abacus of described a kind of adjustable-height and degree of tilt also comprises two elevating mechanisms, box body (2) is horizontally disposed with, two described elevating mechanisms are arranged on the bottom in box body (2) side by side, described in each, elevating mechanism comprises the first driven spiral gear (3), the first screw rod (4), the first swivel nut (5), the first foot pad (6), the second driven spiral gear (7), the second screw rod (8), the second swivel nut (9), the second foot pad (10), driving shaft (11), the first active oblique gear (12), the second active oblique gear (13), two the first folding arms (14) and two the second folding arms (15), the first swivel nut (5) is fixedly mounted on the lower surface of box body (2) one end, the second swivel nut (9) is fixedly mounted on the lower surface of box body (2) other end, the top of the first screw rod (4) is inserted in the first swivel nut (5), the top of the second screw rod (8) is inserted in the second swivel nut (9), the first driven spiral gear (3) is sleeved on the upper end of the first screw rod (4), and the first driven spiral gear (3) is positioned at box body (2), the second driven spiral gear (7) is sleeved on the upper end of the second screw rod (8), and the second driven spiral gear (7) is positioned at box body (2), the first foot pad (6) is contained in the lower end of the first screw rod (4) by bearing holder (housing, cover), the second foot pad (10) is contained in the lower end of the second screw rod (8) by bearing holder (housing, cover), each side of the first screw rod (4) is respectively provided with respectively first folding arm (14), and the lateral wall of the upper end of each the first folding arm (14) and the first swivel nut (5) is affixed, the lower end of each the first folding arm (14) and the first foot pad (6) are affixed, each side of the second screw rod (8) is respectively provided with respectively second folding arm (15), and the lateral wall of the upper end of each the second folding arm (15) and the second swivel nut (9) is affixed, the lower end of each the second folding arm (15) and the second foot pad (10) are affixed, driving shaft (11) is horizontally set in box body (2), and the axis of driving shaft (11) is parallel with box body (2) center line along its length, expose through the end face of box body (2) other end one end of driving shaft (11), the first active oblique gear (12) and the second active oblique gear (13) are sleeved on driving shaft (11) successively by one end to the other end of box body (2), the first active oblique gear (12) and the first driven spiral gear (3) engagement, the second active oblique gear (13) and the second driven spiral gear (7) engagement.
2. the abacus of a kind of adjustable-height and degree of tilt according to claim 1, is characterized in that: the abacus of described a kind of adjustable-height and degree of tilt also comprises dust cap (16), and dust cap (16) spiral-lock is at the opening part of box body (2).
3. according to the abacus of a kind of adjustable-height and degree of tilt described in claim 1 or 2, it is characterized in that: one end of driving shaft (11) is set with rubber sleeve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211624.3U CN203812135U (en) | 2014-04-28 | 2014-04-28 | Abacus with adjustable height and gradient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211624.3U CN203812135U (en) | 2014-04-28 | 2014-04-28 | Abacus with adjustable height and gradient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203812135U true CN203812135U (en) | 2014-09-03 |
Family
ID=51450862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211624.3U Expired - Fee Related CN203812135U (en) | 2014-04-28 | 2014-04-28 | Abacus with adjustable height and gradient |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203812135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671976A (en) * | 2018-06-28 | 2018-10-19 | 祁建成 | A kind of multi-function experimental rig |
-
2014
- 2014-04-28 CN CN201420211624.3U patent/CN203812135U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671976A (en) * | 2018-06-28 | 2018-10-19 | 祁建成 | A kind of multi-function experimental rig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150428 |
|
| EXPY | Termination of patent right or utility model |