CN205173912U - Hand formula commander workstation hoisting device - Google Patents
Hand formula commander workstation hoisting device Download PDFInfo
- Publication number
- CN205173912U CN205173912U CN201520894559.3U CN201520894559U CN205173912U CN 205173912 U CN205173912 U CN 205173912U CN 201520894559 U CN201520894559 U CN 201520894559U CN 205173912 U CN205173912 U CN 205173912U
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- CN
- China
- Prior art keywords
- return pulley
- connecting rod
- frame
- left frame
- right frame
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a hand formula commander workstation hoisting device, including frame, transmission and a 2N return pulley subassembly, N >= 2, the frame include preceding frame, after -frame, left frame and right frame, every return pulley subassembly includes return pulley seat and return pulley, transmission include crank, connecting rod and major axis, a 2N return pulley seat passes through the connecting rod and links to each other with left frame and right frame respectively, constitutes a 2N four -bar linkage, wherein, the four -bar linkage that the four -bar linkage that links to each other with the crank passes through major axis and relative one side frame links to each other, realizes that a 2N four -bar linkage is harmonious to operate. The utility model discloses convenient operation is through the pulling or relax the lift that the workstation can be realized commanding by the crank to switch the motion of commander's workstation and place the state, and have certain obstacle climbing ability to unevenness ground, be particularly useful for commander's workstation that weight is big.
Description
Technical field
The utility model belongs to command table technical field, particularly a kind of shaking type command table lifting device.
Background technique
Command table is mainly used in command post and command hall, generally has shuangping san and multi-channel video output function.Traditional command table is generally formed by casting or sheetmetal working, and Chang Weiqin is cabinet type, and volume, weight is comparatively large, be not easy to move fast.
Therefore need to provide a kind of auxiliary device of easy-to-operat to meet the requirement of moving command table fast.
Model utility content
The purpose of this utility model is to provide a kind of shaking type command table lifting device.
The technical solution realizing the utility model object is: a kind of shaking type command table lifting device, comprises framework, transmission device and 2N return pulley assembly, N >=2; Described framework comprises front frame, after-frame, left frame and right frame, and each return pulley assembly comprises return pulley seat and return pulley, and described transmission device comprises crank, connecting rod and major axis; 2N return pulley seat is connected with right frame with left frame respectively by connecting rod, forms 2N quadratic crank mechanism, and wherein, the quadratic crank mechanism be connected with crank is connected by the quadratic crank mechanism of major axis with a relative body side frame, realizes 2N quadratic crank mechanism coordination operation.
Compared with prior art, its remarkable advantage is the utility model:
(1) the utility model is simple to operate, by pulling or loosening the lifting that crank can realize command table, thus the motion of handoff command worktable and laying state;
(2) transmission device that the utility model adopts ensures that left and right return pulley holder assembly unanimously moves, and front and back return pulley holder assembly move toward one another, ensure that the stability of motion;
(3) reaction force of the utility model weight and framework of make use of command table fully defines the balance of a stable state, is that command table has certain obstacle climbing ability;
(4) moment of the utility model rotation crank can be passed to inside left frame and the both sides of right frame by minor axis, major axis, minor axis, makes left and right sides return pulley component movement harmonious;
(5) the utility model makes two return pulley seat move toward one another, i.e. angular velocity of satellite motion equal and opposite in directions on left frame or right frame by long connecting rod and corresponding V-type connecting rod, and direction is contrary;
(6) shaking type command table lifting device of the present utility model can be arranged on command table inside, takes up room less, does not affect the outward appearance of command table and normal use.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of the utility model shaking type command table lowering or hoisting gear.
Fig. 2 is the chart at the bottom of of the utility model shaking type command table lowering or hoisting gear.
Fig. 3 be the utility model shaking type command table lowering or hoisting gear linkage mechanism on the left of scheme of installation.
Fig. 4 be the utility model shaking type command table lowering or hoisting gear linkage mechanism on the right side of scheme of installation.
Fig. 5 is the schematic diagram of the utility model shaking type command table lowering or hoisting gear.
Embodiment
Composition graphs 1, a kind of shaking type command table lifting device of the present utility model, comprises framework, transmission device and 2N return pulley assembly, N >=2; Described framework comprises front frame 1, after-frame 2, left frame 3 and right frame 4, and each return pulley assembly comprises return pulley seat 14 and return pulley, and described transmission device comprises crank 5, connecting rod and major axis 10; 2N return pulley seat is connected with right frame 4 with left frame 3 respectively by connecting rod, forms 2N quadratic crank mechanism, and wherein, the quadratic crank mechanism be connected with crank 5 is connected with the quadratic crank mechanism of a relative body side frame by major axis 10, realizes 2N quadratic crank mechanism coordination operation.
Further, when N gets 2, namely return pulley component count is 4, transmission device comprises crank 5, two long connecting rods 6, two V-type connecting rods 7, ten short connecting rods 8, two wedge shape connecting rods 9, major axis 10, two sleeves 11, two minor axises 12 and end link 13, wherein two return pulley holder assemblies are arranged on bottom left frame 3, and two return pulley holder assemblies are arranged on bottom right frame 4; The outside of left frame 3 and right frame 4 is all flexibly connected with the outside of corresponding two return pulley seats by two short connecting rods, 8, long connecting rod 6 and a V-type connecting rod 7, is all flexibly connected by the inner side of three short connecting rods 8 with corresponding two return pulley seats inside left frame 3 and right frame 4;
Further, be connected with short connecting rod by crank 5, short connecting rod, long connecting rod, V-type connecting rod successively outside left frame 3 with outside two corresponding return pulley seats, be connected with three short connecting rods by wedge shape connecting rod successively inside left frame 3 with inside two corresponding return pulley seats; Be connected with short connecting rod by end link 13, short connecting rod, long connecting rod, V-type connecting rod successively outside right frame 4 with outside two corresponding return pulley seats, be connected with three short connecting rods by wedge shape connecting rod successively inside right frame 4 with inside two corresponding return pulley seats.Wherein, the screw rod that long connecting rod 6, V-type connecting rod 7, short connecting rod 8 are all protruded by framework and return pulley seat is flexibly connected.
Composition graphs 2, the bottom of crank 5 is connected with outside the return pulley seat bottom left frame 3, and be connected with outside left frame 3 by a minor axis, the minor axis the other end stretches out inside left frame 3 simultaneously; One end of end link 13 is connected with outside the return pulley seat bottom right frame 4, and the other end is connected with outside right frame 4 by another root minor axis, and the other end of minor axis stretches out inside right frame 4; The inner side of left frame 3 and right frame 4 is respectively provided with a wedge shape connecting rod 9, one end of wedge shape connecting rod 9 is flexibly connected with return pulley seat, the minor axis stretched out inside the other end and left frame 3 and right frame 4 is socketed, the minor axis stretched out inside the nested left frame 3 in two ends of major axis 10 and right frame 4, and is fixed by sleeve 11.
As shown in Figure 3, Figure 4, a minor axis inserts from left frame 3 side concrete installation method, installs crank 5 and wedge shape connecting rod 9 thereon; Another root minor axis inserts from right frame 4 side, thereon mounting end connecting rod 13 and wedge shape connecting rod 9.Adjust the positional symmetry of left frame 3 and right frame 4 return pulley holder assembly, major axis 10 two ends cover upper bush 11, by the projection on corresponding for square groove position minor axis, sleeve is pushed into joint location, tightens screw.Maximum magnitude rotates crank 5, ensures that the return pulley holder assembly motion of four, front, rear, left and right is flexible and harmonious.
Described return pulley assembly comprises a return pulley seat 14 and two universal return pulleys, and universal return pulley is arranged on inside return pulley seat.
Constitutional detail in front frame 1, after-frame 2, left frame 3, right frame 4, return pulley seat 14 adopts steel plate sheetmetal working to form, and framework is threaded connection or welds and combines.
Composition graphs 5, when crank moves, linkage mechanism drives all return pulley assemblies to move together.The scope of swaying of crank is 90 ° ~ 160 °; When crank is 90 ° of positions, return pulley assembly is in rounding state, and now the minimum point of return pulley is higher than framework bottom surface, front and back; Pull crank, make it when 90 ° to 160 ° motions, two lateral movements forwards, backwards downwards simultaneously of return pulley assembly, until return pulley seat contacts with the flange of forward and backward framework, now the minimum point of return pulley is d lower than the distance of framework bottom surface, and the short connecting rod of return pulley seat and the angle of substantially horizontal are (270 ?α) °, α be on the occasion of, get 10 degree in present embodiment, this angle is in order to after ensureing that support is opened completely, two return pulley frames of homonymy are that splayed shape is separated, and ensure the stability of equipment.
Claims (7)
1. a shaking type command table lifting device, is characterized in that, comprises framework, transmission device and 2N return pulley assembly, N >=2; Described framework comprises front frame (1), after-frame (2), left frame (3) and right frame (4), each return pulley assembly comprises return pulley seat (14) and return pulley, and described transmission device comprises crank (5), connecting rod and major axis (10); 2N return pulley seat is connected with right frame (4) with left frame (3) respectively by connecting rod, form 2N quadratic crank mechanism, wherein, the quadratic crank mechanism be connected with crank (5) is connected with the quadratic crank mechanism of a relative body side frame by major axis (10), realizes 2N quadratic crank mechanism coordination operation.
2. shaking type command table lifting device according to claim 1, it is characterized in that, described return pulley component count is 4, described transmission device comprises crank (5), two long connecting rods (6), two V-type connecting rods (7), ten short connecting rods (8), two wedge shape connecting rods (9), major axis (10), two sleeves (11), two minor axises (12) and end links (13), wherein two return pulley holder assemblies are arranged on left frame (3) bottom, and two return pulley holder assemblies are arranged on right frame (4) bottom; The outside of left frame (3) and right frame (4) is all flexibly connected with the outside of corresponding two return pulley seats by two short connecting rods, a long connecting rod and a V-type connecting rod, and left frame (3) and right frame (4) inner side are all flexibly connected by the inner side of three short connecting rods with corresponding two return pulley seats; The bottom of crank (5) is connected with outside the return pulley seat of left frame (3) bottom, is connected by a minor axis with left frame (3) outside simultaneously, and the minor axis the other end stretches out from left frame (3) inner side; One end of end link (13) is connected with outside the return pulley seat of right frame (4) bottom, and the other end is connected with right frame (4) outside by another root minor axis, and the other end of minor axis stretches out from right frame (4) inner side; The inner side of left frame (3) and right frame (4) is respectively provided with a wedge shape connecting rod, one end of wedge shape connecting rod is flexibly connected with return pulley seat, the minor axis that the other end and left frame (3) and right frame (4) inner side are stretched out is socketed, the minor axis that the nested left frame (3) in two ends of major axis (10) and right frame (4) inner side are stretched out, and fixed by sleeve (11).
3. shaking type command table lifting device according to claim 2, it is characterized in that, left frame (3) outside is connected with short connecting rod by crank (5), short connecting rod, long connecting rod, V-type connecting rod successively with outside two corresponding return pulley seats, and left frame (3) inner side is connected with three short connecting rods by wedge shape connecting rod successively with inside two corresponding return pulley seats; Right frame (4) outside is connected with short connecting rod by end link (13), short connecting rod, long connecting rod, V-type connecting rod successively with outside two corresponding return pulley seats, and right frame (4) inner side is connected with three short connecting rods by wedge shape connecting rod successively with inside two corresponding return pulley seats.
4. the shaking type command table lifting device according to Claims 2 or 3, it is characterized in that, the screw rod that described long connecting rod (6), V-type connecting rod (7), short connecting rod (8) are all protruded by framework and return pulley seat is flexibly connected.
5. the shaking type command table lifting device according to claim 1,2 or 3, is characterized in that, described return pulley assembly comprises a return pulley seat (14) and two return pulleys.
6. shaking type command table lifting device according to claim 5, is characterized in that, described return pulley is universal return pulley.
7. the shaking type command table lifting device according to claim 1,2 or 3, it is characterized in that the constitutional detail in front frame (1), after-frame (2), left frame (3), right frame (4) and return pulley seat (14) adopts steel plate sheetmetal working to form, framework is threaded connection or welds and combines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520894559.3U CN205173912U (en) | 2015-11-10 | 2015-11-10 | Hand formula commander workstation hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520894559.3U CN205173912U (en) | 2015-11-10 | 2015-11-10 | Hand formula commander workstation hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173912U true CN205173912U (en) | 2016-04-20 |
Family
ID=55737903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520894559.3U Withdrawn - After Issue CN205173912U (en) | 2015-11-10 | 2015-11-10 | Hand formula commander workstation hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205173912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257963A (en) * | 2015-11-10 | 2016-01-20 | 中国船舶重工集团公司第七一六研究所 | Hand-operated commanding workbench lifting device |
| CN107981682A (en) * | 2017-12-11 | 2018-05-04 | 合肥美青工业设计有限公司 | A kind of containing box |
-
2015
- 2015-11-10 CN CN201520894559.3U patent/CN205173912U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257963A (en) * | 2015-11-10 | 2016-01-20 | 中国船舶重工集团公司第七一六研究所 | Hand-operated commanding workbench lifting device |
| CN105257963B (en) * | 2015-11-10 | 2017-09-01 | 中国船舶重工集团公司第七一六研究所 | Hand-rail type command table lifting device |
| CN107981682A (en) * | 2017-12-11 | 2018-05-04 | 合肥美青工业设计有限公司 | A kind of containing box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20170901 |
|
| AV01 | Patent right actively abandoned |