CN105476267A - Movable table - Google Patents
Movable table Download PDFInfo
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- CN105476267A CN105476267A CN201510640640.3A CN201510640640A CN105476267A CN 105476267 A CN105476267 A CN 105476267A CN 201510640640 A CN201510640640 A CN 201510640640A CN 105476267 A CN105476267 A CN 105476267A
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- Prior art keywords
- locking
- state
- latch
- release
- castor
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Abstract
The invention provides a movable table, in a normal state, locking mechanisms of trundles are always in a locked state, thereby improving safety, and when locking releasing is performed, a locking release state is maintained, thereby realizing improvement of operability of locking/release operation. The movable table has a table plate (10), strut parts which support the table plate and feet parts (30) having trundles (31) and locking mechanisms (32), and the movable table is characterized in that the movable table has a locking release mechanism (40) which performs locking/locking release of the trundles through operation of a metal wire, the structure of the locking release mechanism has an operating metal wire (41) which is connected to the locking mechanisms of the trundles and performs operation of locking/locking release, a metal lead screw (42) which enables the operating metal wire to act, an operating shaft (43) which enables the metal lead screw to rotate, an operating rod (44) which enables the operating shaft to rotate, and a stop button (45) which maintains a locking release state executed by the locking release mechanism.
Description
Technical field
The present invention relates to portable desk, particularly relate to side table, cross the portable desk that bed-table etc. possesses the castor with locking mechanism.
Background technology
In the past, the side table used with being configured at assigned position moving from the side of bedside along the width of implantation, move from the pin side of bed along the length direction of implantation and use with being configured at assigned position cross the portable desks such as bed-table, the portable desk of known one, it possesses the lock operation mechanism for using desk to make castor motionless user.
As conventional art, such as, following structure (with reference to patent document 1) is disclosed: in side table, possess locking mechanism in the foot being provided with castor, this locking mechanism has: grounded parts, can move up and down; Operating unit, makes grounded parts knee-action; And holding unit, the operation being undertaken grounded parts to depress towards ground by operating unit to make grounded parts ground connection, and makes castor keep from the state that ground suspends.
In addition, as other examples, disclose following operating mechanism (with reference to patent document 2), in the head of a bed platform used near bed, by the operation wire that is made up of inner wire and outer wire in the lump operative configuration in four castors on ground, and its action bars is configured to the upper end of the side plate of head of a bed platform.
But, in the locking mechanism of such as patent document 1, be difficult to operation because operating position is positioned at foot side, in addition in order to operate all castors of foot, exist such as owing to needing one-sidedly to carry out twice operation and the problem that makes operation complicate to each.
In addition, in the operating mechanism of such as patent document 2, because action bars is arranged at the top of head of a bed platform, therefore operation is easy to, just all castors can be made to become lock-out state by once-through operation in addition simultaneously, but because action bars is configured at the upper end of side plate, therefore cannot become larger large handle, therefore have the problem being difficult to alleviate operating physical force.
Therefore, a kind of following structure (with reference to patent document 3) is proposed: be provided with in the lifting table with the castor of locking mechanism, at the bottom setting operation bar of table, the actuating strut making the action pin action of the locking mechanism of castor is set in foot, is formed in the mode of the lock operation carrying out the castor with locking mechanism.
According to such structure, move in desk at lift, by the operating portion being used for making castor become lock-out state is set to table, thus can be easy to conduct the locking operations, all castors can be operated in the lump and can operating physical force be alleviated.
Prior art document
Patent document
Patent document 1: patent No. 3463805 publication
Patent document 2: Japanese Unexamined Patent Publication 2010-88490 publication
Patent document 3: Japanese Unexamined Patent Publication 2011-234973 publication
But, in the technology of patent document 3, optionally can carry out the lock operation of the locking mechanism of castor, latch-release operation, but not be formed as lock-out state all the time in the normal state, in addition, when carrying out the latch-release of locking mechanism of castor, latch-release state is not kept.
Summary of the invention
The present invention completes in view of above-mentioned problem in the past, its object is to provide a kind of portable desk, it is in the normal state by being formed as lock-out state all the time by the locking mechanism of castor and making security improve, and when carrying out latch-release, by the raising keeping latch-release state to realize the operability locking/remove operation.
For solving the means of problem
Of the present invention portable desk for solving above-mentioned problem is as follows.
The present invention is a kind of portable desk, possess table, support the column sections of described table and be arranged at the castor with locking mechanism of base portion of described column sections, the feature of this portable desk is, possess and carry out the described unlocking mechanism with the locking/latch-release of the castor of locking mechanism by wire operation, as the structure of described unlocking mechanism, possess: operation wire (such as wire unit), be linked to the described locking mechanism with the castor of locking mechanism and carry out locking/operation of latch-release; Metal screw mandrel, makes the action of described operation wire; Operating axis, makes described metal screw mandrel rotate; Action bars, makes described operating axis rotate; And latch-release holding member (such as locking key, arresting lever etc.), keep the latch-release state of being undertaken by described unlocking mechanism.
In addition, in the present invention, as the structure of described latch-release holding member, preferably form as follows: described latch-release holding member keeps the state of the described metal screw mandrel making the action of described operation wire in the mode of the lock-out state removing described locking mechanism.
In addition, in the present invention, as the structure of described latch-release holding member, preferably form as follows: described latch-release holding member keeps the state of the described action bars making described operating axis action in the mode of the lock-out state removing described locking mechanism.
In addition, in the present invention, preferably, described column sections is configured to stretch.
In addition, in the present invention, preferably, can the folding with the connecting portion of described table of described column sections.
Invention effect
According to portable desk of the present invention, possess table, support the column sections of described table and be arranged at the castor with locking mechanism of base portion of described column sections, in this portable desk, possess and carry out the described unlocking mechanism with the locking/latch-release of the castor of locking mechanism by wire operation, as the structure of described unlocking mechanism, possess: operation wire (such as wire unit), be linked to the described locking mechanism with the castor of locking mechanism and carry out locking/operation of latch-release, metal screw mandrel, makes the action of described operation wire, operating axis, makes described metal screw mandrel rotate, action bars, makes described operating axis rotate, and latch-release holding member (such as locking key, arresting lever etc.), be maintained by the latch-release state that described unlocking mechanism is carried out, thus the described castor with locking mechanism can be made in the normal state to be formed as lock-out state all the time to avoid the portable table moving in use, thus security is improved, when carrying out latch-release, can easily keep latch-release state, therefore, it is possible to realize the raising of the operability of locking/releasing operation, by shirtsleeve operation, discontinuous operation action bars etc. just carry out the mobile operation of portable desk continuously.
In addition, according to the present invention, the state becoming described latch-release holding member by making the structure of described latch-release holding member and keep making the described metal screw mandrel of described operation wire action in the mode of the lock-out state removing described locking mechanism, thus latch-release state can be kept simply.
In addition, according to the present invention, by making the Structure composing of described latch-release holding member be described latch-release holding member keeps making the described action bars of described operating axis action state in the mode of the lock-out state removing described locking mechanism, thus latch-release state can be kept simply.
In addition, according to the present invention, be configured to by making described column sections to stretch, thus can be optimal position by the Height Adjustment of described portable desk.
In addition, according to the present invention, by enabling folding with the connecting portion of described table of described column sections, thus can carry, receive described portable desk time economical space saving carry out carrying, receiving.
Accompanying drawing explanation
Fig. 1 is the integrally-built key diagram of the portable desk representing embodiments of the present invention.
Fig. 2 is the key diagram of the integrally-built front view representing described portable desk.
Fig. 3 is the key diagram of the integrally-built side view representing described portable desk.
Fig. 4 is the key diagram of the side view representing the state increasing described portable desk.
In Fig. 5, a () is the key diagram of the state of the linking part representing column sections when having erected column sections when using described portable desk and table, (b) be represent described in the key diagram of state of linking part of column sections when being folded column sections and table.
In Fig. 6, (a) is the key diagram of the structure representing the foot forming described portable desk, and (b) represents the key diagram forming the castor of described foot and the structure of locking mechanism.
Fig. 7 is the integrally-built key diagram representing the unlocking mechanism forming described portable desk.
Fig. 8 represents the operation the forming described unlocking mechanism key diagram arranging state wiry.
Fig. 9 represents that described operation is wiry from desk side to the key diagram of the structure of the connection of column sections side.
Figure 10 is the key diagram of the structure representing the metal screw mandrel forming described unlocking mechanism.
Figure 11 is the key diagram of the structure representing the action bars forming described unlocking mechanism.
Figure 12 is the key diagram of the configuration representing the locking key forming described unlocking mechanism.
Figure 13 is the key diagram of the position relationship representing described locking key and metal screw mandrel.
Figure 14 is the key diagram of the structure representing described locking key.
In Figure 15, (a) is the sectional view of the installment state representing described locking key, and (b) is the key diagram representing the state making described locking key action.
Figure 16 is the key diagram of the structure of the embodiment 2 of the locking key representing the latch-release holding member forming present embodiment.
In Figure 17, (a) is the sectional view of the installment state of the locking key representing embodiment 2, and (b) is the key diagram representing the state making described locking key action.
Symbol description
1 portable desk
10 tables
20 column sections
30 foots
31 castors
32 locking mechanisms
40 unlocking mechanism
41 operation wires
42 metal screw mandrels
43 operating axis
44 action bars
45,145 locking keys (latch-release holding member)
46,146 operating portion covers
101 upper surfaces
102 lower surfaces
103 desk strengthening parts
201 the 1st pillar parts
202 the 2nd pillar parts
203 pillar linking parts
Detailed description of the invention
Below, with reference to accompanying drawing, the mode for implementing portable desk of the present invention is described in detail.
Fig. 1 is the example implementing mode of the present invention, it is the integrally-built key diagram of the portable desk representing embodiments of the present invention, Fig. 2 is the key diagram of the integrally-built front view representing described portable desk, Fig. 3 is the key diagram of the integrally-built side view representing described portable desk, Fig. 4 is the key diagram of the side view representing the state increasing described portable desk, in Fig. 5, a () is the key diagram of the state of the linking part representing column sections when having erected column sections when using described portable desk and table, (b) be represent described in the key diagram of state of linking part of column sections when being folded column sections and table, in Fig. 6, a () is the key diagram of the structure representing the foot forming described portable desk, b () represents the key diagram forming the castor of described foot and the structure of locking mechanism.
As shown in FIG. 1 to 3, the portable desk 1 of present embodiment was bed-table, possessed: table 10; The column sections 20 of supporting table 10; And possessing the foot 30 of the castor with locking mechanism (hereinafter referred to as " castor ") 31 of the base portion being arranged at column sections 20, the feature of portable desk is to possess the unlocking mechanism 40 of being carried out the locking/latch-release of castor 31 by wire operation.
First, be described with reference to the overall structure of accompanying drawing to the portable desk 1 of present embodiment.
As shown in Figure 1 and Figure 2, table 10 is formed as if the rectangular elongated shape crossing over bed apparatus at the width of whole bed apparatus (omit diagram) and configure.
Further, table 10 possesses upper surface 101 and lower surface 102.
In the length direction both ends of lower surface 102 configuration column sections 20, portable desk 1 is made to be formed as a shape.The base portion of column sections 20 possesses foot 30, and this foot 30 possesses castor 31.
As shown in Figure 2, along its length desk strengthening part 103 is set longlyer in the downside of lower surface 102.At desk strengthening part 103, be configured with column sections 20 in the mode that can fold.
In addition, as shown in Figure 1, Figure 3, unlocking mechanism 40 is set in the below of the side end along its length of table 10.The operation wire 41 that can bend extension of the part forming unlocking mechanism 40 is laid between table 10 and desk strengthening part 103.
As shown in Figure 3, Figure 4, column sections 20 is configured to stretch.
Column sections 20 possesses the 1st pillar part 201 and the 2nd pillar part 202, and column sections 20 be configured to by make the 2nd pillar part 202 together with table 10 along the 1st pillar part 201 in the drawings upper and lower move up thus stretch.
1st pillar part 201 is arranged at foot 30 side, and the 2nd pillar part 202 is arranged at table 10 side, and by not shown driving mechanism, thus user can carry out the Height Adjustment of table 10 by the operation of lifting or pressing table 10.
Have flexible guide formation 21 at the Inner Constitution of column sections 20, this flexible guide formation 21 leads to the operation wire 41 being configured at column sections 20 inside accordingly with the action that column sections 20 is stretched.
Flexible guide formation 21 possesses the 1st guiding parts 211 and the 2nd guiding parts 212, and flexible guide formation 21 be configured to make the 2nd guiding parts 212 in the flexible scope of column sections 20 along the 1st guiding parts 211 in the drawings above-below direction make mobile thus stretch.
1st guiding parts 211 is arranged at the 1st pillar part 201 side, 2nd guiding parts 212 is arranged at the 2nd pillar part 202 side, even if be configured to so that because column sections 20 is flexible, mode that is that make the length variations of the operation wire 41 being configured at column sections 20 inside also can not bend leads.
In addition, as shown in Fig. 5 (a), (b), in column sections 20, the 2nd pillar part 202 is installed on desk strengthening part 103 in the mode that can fold, and this desk strengthening part 103 is arranged at the bottom of table 10.
The pillar linking part 203 being installed on desk strengthening part 103 is provided integrally with at the 2nd pillar part 202.
As shown in Fig. 5 (a), pillar linking part 203 possesses rotating support portion 203a and fixed part 203b, 203c.
Pillar linking part 203 with rotating support portion 203a for fulcrum, make pillar linking part 203 rotatably axle be bearing in desk strengthening part 103.
When foldable legs portion 20, rotating support portion 203a as rotation post linking part 203 fulcrum play function, and along be formed at desk strengthening part 103 elongated hole-shape pilot hole 103a and the rotation of pillar linking part 203 is led.Further, rotating support portion 203a is engaged with pilot hole 103a by not shown support unit under desk using state.
Fixed part 203b, 203c are individually fixed in and installing hole 103b, 103c of being formed on desk strengthening part 103 by lower not shown secure component in desk using state.
So, by arranging pillar linking part 203, when using portable desk 1, under the state by support unit engaging rotation supporting portion 203a, at two positions of fixed part 203b, 203c, the 2nd pillar part 202 can be reliably fixed to desk strengthening part 103 by secure component.
On the other hand, when not using portable desk 1, by means of only the secure component taking off fixed part 203b, 203c, under state pillar connecting member 203 being attached to desk strengthening part 103 by rotating support portion 203a, the 2nd pillar part 202 can be folded simply, can receive compactly.
As shown in Fig. 6 (a), (b), foot 30 is configured to possess castor 31, the spinning movement of castor 31 is locked to/the locking mechanism 32 of latch-release, is assembled with foot's framework 33 of castor 31 and locking mechanism 32.
As shown in Fig. 6 (a), foot's framework 33 along the width of table 10 longer formed, at its both ends, castor 31 is installed.
As shown in Fig. 6 (b), castor 31 rotatable earth's axis centered by installation shaft 311 is supported on the installation bracket 331 of the end of installing z foot framework 33.On coaxial with this installation shaft 311, the fixed brake shoe abutment 322 of supporting brake-shoe 321 is can install along the mode of the axis direction movement of installation shaft 311.
As shown in Fig. 6 (b), the direction (in figure upper direction) that fixed brake shoe abutment 322 leaves castor 31 by helical spring 323 to brake-shoe 321 is biased.
The motion arm 324 that brake-shoe 321 is configured locking mechanism 32 drives operation.Further, fixed brake shoe abutment 322 is by abutting with the retainer 324c being based in motion arm 324, thus the position of setting brake-shoe 321.
Rotate freely the earth's axis at an end 324a of motion arm 324 by bolster 325 and be supported on support 331a, this support 331a is located at the outside of the installation site (position of installation shaft 311) of the castor 31 of installation bracket 331, and the other end 324b is linked to inner wire 411 by connecting pin 326.The pilot hole 324c to the elongated hole-shape that the action of connecting pin 326 is led is formed at the other end 324b.
Motion arm 324 configures from the end of foot's framework 33 across central portion.
Motion arm 324 by inner wire 411 with bolster 325 for fulcrum carrys out rotating operation the other end 324b in the vertical direction.
When the other end 324b of motion arm 324 rotates upward, due to retainer 324c displacement upward, brake-shoe 321 by the spring force of helical spring 323 thus upward and to leave castor 31 direction, namely move to the direction of the locking removing castor 31.
On the other hand, when the other end 324b is rotated downwards by the spring force of helical spring 327, due to retainer 324c displacement downwards, brake-shoe 321 overcome helical spring 323 spring force and downwards and to the direction abutted with castor 31, the direction that namely locks castor 31 moves.
Motion arm 324 is linked by connecting pin 326 and the other end 324b being configured at the motion arm 324 of other castors 31 of the other end of foot's framework 33 in the central portion of foot's framework 33.
By such structure, be linked to the inner wire 411 of connecting pin 326 by operation, thus locking mechanism 32 action simultaneously at the both ends of motion arm 324 can be made.
Then, be described with reference to the structure of accompanying drawing to the feature of the unlocking mechanism 40 of present embodiment.
Fig. 7 is the integrally-built key diagram representing the unlocking mechanism forming described portable desk, Fig. 8 represents the operation the forming described unlocking mechanism key diagram arranging state wiry, Fig. 9 represents that described operation is wiry from desk side to the key diagram of the structure of the connection of column sections side, Figure 10 is the key diagram of the structure representing the metal screw mandrel forming described unlocking mechanism, Figure 11 is the key diagram of the structure representing the action bars forming described unlocking mechanism, Figure 12 is the key diagram of the configuration representing the locking key forming described unlocking mechanism, Figure 13 is the key diagram of the position relationship representing described locking key and metal screw mandrel, Figure 14 is the key diagram of the structure representing described locking key, in Figure 15, a () is the sectional view of the installment state representing described locking key, b () is the key diagram representing the state making described locking key action.
As shown in Figure 1, Figure 2, shown in Fig. 7, unlocking mechanism 40 is configured to possess operation wire 41, metal screw mandrel 42, operating axis 43, action bars 44, locking key 45 and operating portion cover 46.
As shown in Fig. 6 ~ Figure 10, operation wire 41 possesses the inner wire 411 of action and outer wire 412, and operation wire 41 is linked to the metal screw mandrel 42 of table 10 side to carry out locking with the locking mechanism 32 of the castor 31 of foot 30 side/operation of latch-release.
As shown in Figure 8, one end of operation wire 41 is installed on metal screw mandrel 42, as shown in Figure 9, and the inside from table 10 side by column sections 20 is laid to foot 30 side, as shown in Fig. 6 (a), the other end is installed on motion arm 324 by the connecting pin 326 of the locking mechanism 32 of the castor 31 of foot 30.
And, operation wire 41 lays as follows deviously: the locking/latch-release operation carrying out the locking mechanism 32 of castor 31 in the scope can stretched in column sections 20, and as shown in Figure 7, between table 10 and desk strengthening part 103, keep length to have more than needed.
Specifically, as shown in Figure 10, one end of inner wire 411 is being installed to metal screw mandrel 42, as shown in Figure 8, under the state that one end of outer wire 412 is installed to the operation wire installation portion 102a near the central authorities being arranged at desk strengthening part 103 by connecting member 412a, operation wire 41 bent to arc-shaped near the central authorities of catching Strong parts 103 at desk and keep more than needed, as shown in Figure 9, foot 30 is pulled around to via wire guide part 48 by the inside of column sections 20 from the side end of desk strengthening part 103, as shown in Fig. 6 (a), the other end of inner wire 411 is installed to the locking mechanism 32 of castor 31, the other end of outer wire 412 is installed to a part for foot 30.
Wire guide part 48 is made up of the cylindrical body bent, and mode that is that bend R little terrifically when operating wire 41 displacement leads to avoid because column sections 20 is flexible.
As shown in Figure 10, metal screw mandrel 42 is configured near the central authorities of desk strengthening part 103 in the bottom of table 10, go forward side by side to take action by the end connecting inner wire 411 and do, thus make locking mechanism 32 action simultaneously of the castor 31 of the foot 30 of the two places configuration at the both ends of the portable desk 1 connected in the other end of inner wire 411.
As shown in Figure 7, operating axis 43 along the side end of the length direction of desk strengthening part 103 longer arrange, desk strengthening part 103 can be installed rotationally.Near the central portion of the length direction of operating axis 43, metal screw mandrel 42 is set integratedly, rotates integratedly with metal screw mandrel 42 together with the rotation of operating axis 43.
As shown in figure 11, action bars 44 is the bar portion of the roughly L shape that an end projects laterally, and the other end is arranged at operating axis 43 integratedly and operating axis 43 is rotated.
In the present embodiment, action bars 44 is arranged at the both ends of operating axis 43.
The latch-release holding member that locking key 45 keeps as the latch-release state of the locking mechanism 32 to the castor 31 undertaken by unlocking mechanism 40 plays function.
As shown in Figure 12 and Figure 13, near operating portion cover 46 covering metal screw mandrel 42, and locking key 45 is configured in the position of regulation relative to metal screw mandrel 42.
As shown in Figure 14, Figure 15 (a), (b), locking key 45 forms flange part 45a by one end side, the cylindrical body of other end side opening is formed, at the inside of this cylindrical body configuration helical spring 451.The abutting part 45b in the outside being projected into cylindrical body is circumferentially formed in the end of another side of locking key 45.
The state protruding outside that locking key 45 is generally biased into operating portion cover 46 by helical spring 451.
As shown in figure 12, flange part 45a plays function when locking key 45 is pressed into operating portion cover 46 as the retainer avoiding locking key 45 to enter operating portion cover 46 inside.
In the present embodiment, locking key 45 is configured to, as shown in figure 12, under the state being pressed into operating portion cover 46, as shown in figure 13, locking key 45 abuts with a part (rib 42a) for the metal screw mandrel 42 with institute action and keeps the mode of the state of metal screw mandrel 42 action to be formed.
Then, during with reference to accompanying drawing to mobile portable desk 1, operation castor being rotated by unlocking mechanism 40 is described.
When mobile portable desk 1, first, the action bars 44 holding unlocking mechanism 40 carries out ormal weight rotating operation upward.
Metal screw mandrel 42 and the action interlock of action bars 44 and before turning to body, thus make inner wire 411 be drawn out ormal weight, as shown in Fig. 6 (a), the connecting pin 326 that inner wire 411 connects is lifted.
Thus, the other end 324b of motion arm 324 rotates upward, as shown in Fig. 6 (b), and retainer 324c displacement upward.Thus, by helical spring 323, brake-shoe 321 is lifted together with fixed brake shoe abutment 322, thus removes the lock-out state undertaken by the brake-shoe 321 of castor 31, castor 31 can be rotated.
Now, under the state that operation action bars 44 keeps metal screw mandrel 42 action, as shown in Figure 12 and Figure 13, locking key 45 is pressed into operating portion cover 46, decontroled by the action bars 44 held by the position abutted with a part for metal screw mandrel 42 at the abutting part 45b of locking key 45, a part for metal screw mandrel 42 abuts with locking key 45 and keeps operating state.
So, owing to keeping the locking of castor 31 by the state removed, the state of therefore holding action bars 44 without the need to maintaining user just can carry out table moving continuously.Thus, the burden of operation action bars 44 can be alleviated when mobile desk 10.
Then, with reference to accompanying drawing to the mobile end of portable desk 1 and the operation making castor 31 be formed as lock-out state be described.
When portable desk 1 mobile end and when making castor 31 get back to lock-out state, hold with a firm grip further assigned position keep action bars 44.By action bars 44 of holding with a firm grip further, thus metal screw mandrel 42 leaves from locking key 45, therefore metal screw mandrel 42 is removed with the locking state of locking key 45, and locking key 45 is extruded by the spring force of helical spring 451 to the outside of operating portion cover 46 and gets back to original state.
And, when getting back to original state decontroling the holding state of action bars 44, as shown in Fig. 6 (a), by the spring force of locking mechanism 32 helical spring 327, the other end 324b of motion arm 324 is rotated downwards, thus as shown in Fig. 6 (b), retainer 324c displacement downwards.Thus, by retainer 324c, brake-shoe 321 is pressed together with fixed brake shoe abutment 322, thus castor 31 become the lock-out state by brake-shoe 321.
So, user, by means of only action bars 44 of holding with a firm grip further from latch-release state, just can remove the hold mode of the metal screw mandrel 42 undertaken by retainer 324c, and castor 31 can be made simply to get back to lock-out state.
Owing to forming by such as upper type, according to the present embodiment, a kind of portable desk 1, possess: the column sections 20 of table 10, supporting table 10 and possess the foot 30 of castor 31 and locking mechanism 32, in this portable desk 1, possesses the unlocking mechanism 40 of being carried out the locking/latch-release of castor 31 by wire operation, as the structure of unlocking mechanism 40, possessing: operation wire 41, the locking mechanism 32 carrying out being linked to castor 31 locks/operation of latch-release; Metal screw mandrel 42, makes operation wire 41 action; Operating axis 43, makes metal screw mandrel rotate; Action bars 44, makes operating axis 43 rotate; And locking key 45, be maintained by the latch-release state that unlocking mechanism 40 is carried out, thus castor 31 can be made in the normal state to be formed as lock-out state all the time, and do not move with the portable desk in using thus security is improved, when carrying out latch-release, easily latch-release state can be kept by locking key 45, therefore, it is possible to realize the raising of the operability of locking/releasing operation, with shirtsleeve operation, discontinuous operation action bars 44 just can carry out the mobile operation of portable desk 1 continuously.
In addition, in the present embodiment, the operating state of metal screw mandrel 42 is kept by locking key 45, but as long as the present invention keeps the operating state to the operation wire 41 that locking mechanism 32 operates, then be not limited to this, such as, the retainer of the operating state keeping action bars 44 also can be set, or the rotation restricting unit of the spinning movement limiting operating axis 43 is set.
In addition, in the present embodiment, as shown in Figure 15 (a), (b), when carrying out latch-release operation, the mode that the locking key 45 playing function as latch-release holding member enters operation cover 46 with locking key 45 is formed, but in the present invention, the structure of latch-release holding member is not limited to this.
Below, the embodiment 2 of the locking key 45 of the unlocking mechanism of formation present embodiment is described.
Figure 16 is the key diagram of the structure of the embodiment 2 of the locking key of the formation latch-release holding member representing present embodiment, in Figure 17, a () is the sectional view of the installment state of the locking key representing embodiment 2, (b) is the key diagram representing the state making described locking key action.
In example 2, as shown in figure 16, as the structure of latch-release holding member, be following structure: guide part 146a is set at operation cover 146, locking key 145 can be installed along guide part 146a action.
Specifically, as shown in Figure 16, Figure 17 (a), (b), be formed with at operation cover 146 the guide part 146a that locking key 145 is led.Guide part 146a is outstanding is formed as tubular.
Locking key 145 is configured to the abutting part 145b possessing the button portion 145a along the periphery action of guide part 146a and the inner circumferential action along guide part 146a.Button portion 145a and abutting part 145b is linked integratedly by mounting screw 145c.
To be formed by end side at button portion 145a and the installation portion 145a1 of abutting part 145b is installed, the cylindrical body of other end side opening is formed, at the inside of this cylindrical body configuration helical spring 1451.
Abutting part 145b is formed as column, and at one end portion is formed if be anchored on the screwed hole of button portion 145a, is formed with the flange part 145b1 in the outside being projected into column in the other end.Abutting part 145b also can be formed by metal parts.
As shown in Figure 17 (a), (b), flange part 145b1 plays function as the retainer avoiding locking key 145 to eject from operating portion cover 146, and abuts the operating state to keep metal screw mandrel 42 with a part for metal screw mandrel 42.
In this embodiment, form as follows: keep operation when carrying out latch-release, as shown in Figure 17 (a), (b), by making locking key 145 with ormal weight to the side displacement of operation cover 146, abutting part 145b is inner outstanding to operation cover 146, abut with a part (rib 42a) for the metal screw mandrel 42 of action, to keep the state of metal screw mandrel 42 action.
Owing to forming by such as upper type, therefore according to embodiment 2, when carrying out latch-release maintenance operation pressing locking key 145, abutting part 145b is led and action swimmingly, therefore, it is possible to realize the raising of operability by the guide part 146a operating cover 146.
In addition, the present invention is not limited to above-mentioned embodiment, embodiment, can carry out various change in the scope shown in claim.That is, without departing from the spirit and scope of the invention, the combination of the means of the technology suitably changed is made and the embodiment that obtains also is contained in the scope of technology of the present invention.
Industry utilizes possibility
Bed apparatus of the present invention can with being used for bed etc. that is medical, nurse.
Claims (5)
1. a portable desk, possess table, support the column sections of described table and be arranged at the castor with locking mechanism of base portion of described column sections, the feature of this portable desk is,
Possess and carry out the described unlocking mechanism with the locking/latch-release of the castor of locking mechanism by wire operation,
Described unlocking mechanism possesses:
Operation wire, is linked to the described locking mechanism with the castor of locking mechanism and carry out locking/operation of latch-release;
Metal screw mandrel, makes the action of described operation wire;
Operating axis, makes described metal screw mandrel rotate;
Action bars, makes described operating axis rotate; And
Latch-release holding member, keeps the latch-release state of being undertaken by described unlocking mechanism.
2. portable desk according to claim 1, is characterized in that,
Described latch-release holding member keeps the state of the described metal screw mandrel making the action of described operation wire in the mode of the lock-out state removing described locking mechanism.
3. portable desk according to claim 1, is characterized in that,
Described latch-release holding member keeps the state of the described action bars making described operating axis action in the mode of the lock-out state removing described locking mechanism.
4. portable desk according to any one of claim 1 to 3, is characterized in that,
Described column sections is configured to stretch.
5. portable desk according to any one of claim 1 to 4, is characterized in that,
Can folding with the connecting portion of described table of described column sections.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-204937 | 2014-10-03 | ||
| JP2014204937A JP6505410B2 (en) | 2014-10-03 | 2014-10-03 | Mobile table |
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| Publication Number | Publication Date |
|---|---|
| CN105476267A true CN105476267A (en) | 2016-04-13 |
| CN105476267B CN105476267B (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510640640.3A Active CN105476267B (en) | 2014-10-03 | 2015-09-30 | Movable table |
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| Country | Link |
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| JP (1) | JP6505410B2 (en) |
| CN (1) | CN105476267B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6673758B2 (en) * | 2016-06-15 | 2020-03-25 | トーヨーベンディング株式会社 | Lifting table fixing device |
| KR102112350B1 (en) * | 2018-07-16 | 2020-05-18 | 고봉구 | Moxa treatment bed |
| JP7293604B2 (en) * | 2018-10-25 | 2023-06-20 | コクヨ株式会社 | table |
| JP7151374B2 (en) * | 2018-10-25 | 2022-10-12 | コクヨ株式会社 | table |
| JP7215074B2 (en) * | 2018-10-25 | 2023-01-31 | コクヨ株式会社 | table |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2275991Y (en) * | 1996-08-15 | 1998-03-11 | 青岛泰发集团公司 | Multifunctional hand cart |
| CN2596852Y (en) * | 2002-12-20 | 2004-01-07 | 邓娇 | Dining table with wheels |
| CN201640960U (en) * | 2009-10-15 | 2010-11-24 | 仇明华 | Functional tea table |
| EP2639079A1 (en) * | 2012-03-16 | 2013-09-18 | Tente Roulettes Polymeres - Bruandet | Braked castor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5775234A (en) * | 1995-10-12 | 1998-07-07 | Bissell Inc. | Height adjustable overbed table and locking device therefor |
| JP3690679B2 (en) * | 2002-11-01 | 2005-08-31 | パラマウントベッド株式会社 | Table device having leg folding function |
| JP5780676B2 (en) * | 2011-12-09 | 2015-09-16 | トーヨーベンディング株式会社 | Bedside table |
-
2014
- 2014-10-03 JP JP2014204937A patent/JP6505410B2/en active Active
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2015
- 2015-09-30 CN CN201510640640.3A patent/CN105476267B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2275991Y (en) * | 1996-08-15 | 1998-03-11 | 青岛泰发集团公司 | Multifunctional hand cart |
| CN2596852Y (en) * | 2002-12-20 | 2004-01-07 | 邓娇 | Dining table with wheels |
| CN201640960U (en) * | 2009-10-15 | 2010-11-24 | 仇明华 | Functional tea table |
| EP2639079A1 (en) * | 2012-03-16 | 2013-09-18 | Tente Roulettes Polymeres - Bruandet | Braked castor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016073385A (en) | 2016-05-12 |
| CN105476267B (en) | 2020-07-10 |
| JP6505410B2 (en) | 2019-04-24 |
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