CN204599747U - A kind of height-adjustable dual crossing folding table - Google Patents
A kind of height-adjustable dual crossing folding table Download PDFInfo
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- CN204599747U CN204599747U CN201520253727.0U CN201520253727U CN204599747U CN 204599747 U CN204599747 U CN 204599747U CN 201520253727 U CN201520253727 U CN 201520253727U CN 204599747 U CN204599747 U CN 204599747U
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Abstract
The utility model discloses a kind of height-adjustable dual crossing folding table, comprise desktop, first pin and second pin, be between first articulated section be oppositely arranged of desktop side and the second articulated section and be installed with the first stationary links, the first articulated section be oppositely arranged being in desktop opposite side be installed with second between the second articulated section and be fixedly connected with, first stationary links is fixed with the adjusting sleeve pipe stretching to the second stationary links, the adjusting rod in above-mentioned adjusting sleeve pipe is stretched in activity that second stationary links is fixed with, adjusting sleeve pipe and adjusting rod are provided with and regulate adjusting rod length in adjusting sleeve pipe, and to the adjustment location structure that the adjusting rod after regulating positions.Compared with prior art, the phenomenon that after it regulates folding table whole height by intersecting angle, folding table can not move down by extraneous downforce, comparatively firm, avoid tradition to adopt regulating intersecting angle to cause the problem of desk shakiness to control the method for table height.
Description
Technical field
The utility model relates to daily necessities, particularly the height-adjustable dual crossing folding table of one.
Background technology
Desk is the important furniture commodity of indispensable one in people's daily life, desk of a great variety, has the dining table for people's diet, for the desk that student does one's assignment, for imitating outer desk of camping etc.Along with the raising of living standards of the people and the variation to modern life pursuit, people need a kind of folding table, can not occupy the interior space, be convenient to collection when this foldable desk does not use on the one hand; Be convenient for carrying on the other hand; Therefore, in order to adapt to this demand of people, possessing folding table and just arising at the historic moment.As, existing dual crossing Foldable table, its structure comprises desktop and table pin, this pin is provided with two, two pin are in being oppositely arranged, this pin comprises the body of rod and the two times bodies of rod be on two below the body of rod on two, on two, the body of rod is mutually arranged in a crossed manner, and the crossover sites of the body of rod is movably hinged by a bearing pin on two, two times the body of rod is mutually arranged in a crossed manner, and the crossover sites of two times bodies of rod is movably hinged by a bearing pin, lower end that is corresponding and the upper body of rod, the upper end of the lower body of rod is movably hinged in mutually intersecting, the end, upper end being in the upper body of rod of the same side in two pin is linked together by connecting rod on, the lower end being in the lower body of rod of the same side is linked together by a lower link, and the two ends of upper connecting rod are slidably arranged on the bottom surface of desktop, this kind of dual crossing folding table, the intersection that is movably hinged of the body of rod on two is utilized to coordinate, the intersection that is movably hinged of two times bodies of rod coordinates, the upper body of rod and the lower body of rod be movably hinged and upper connecting rod coordinates with the activity of desktop, can to pressing down desktop during folding, on intersect two, the body of rod and two times bodies of rod in arranged in parallel, can coordinate with the bottom surface of desktop is mutually smooth, thus realize the folding of table pin.This kind of dual crossing folding table, except can realizing a pin folding, also by regulating the intersecting angle of the body of rod that desk whole height can be made adjusted, uses more diversified.But, the intersecting angle of this kind of dual crossing folding table when the intersecting angle by the body of rod regulates whole height usually because of the body of rod causes comparatively greatly desk unstable, be subject to extraneous downforce and cause desk to stay the problem that cannot use, therefore, the height adjusting function of this dual crossing folding table cannot be utilized effectively.
In view of this, the present inventor conducts in-depth research the problems referred to above, and this case produces thus.
Utility model content
The purpose of this utility model is to provide a kind of height-adjustable dual crossing folding table, to solve in prior art the problem utilizing the intersecting angle of the body of rod to cause desk shakiness to regulate table height.
The technical solution of the utility model is such: a kind of height-adjustable dual crossing folding table, second pin comprising desktop, first pin and be oppositely arranged with first pin, first pin comprises the body of rod and 2 first times bodies of rod on 2 first, on 2 first, the body of rod is mutually arranged in a crossed manner, and be movably hinged, 2 first times the body of rod is mutually arranged in a crossed manner, and is movably hinged, and on first, the lower end of the body of rod is together with the movable upper end cross-articulation of first time body of rod, second pin comprises the body of rod and 2 second times bodies of rod on 2 second, on 2 second, the body of rod is mutually arranged in a crossed manner, and is movably hinged, and 2 second times the body of rod is mutually arranged in a crossed manner, and be movably hinged, on second, the lower end of the body of rod is together with the movable upper end cross-articulation of second time body of rod, hinged place together with being hinged with first time body of rod with the body of rod on first of first pin is the first articulated section, second pin second on the body of rod be hinged with second time body of rod together with hinged place be the second articulated section, two be oppositely arranged be all installed with stationary links between the first articulated section and the second articulated section, be first to be fixedly connected with one stationary links, another stationary links is second to be fixedly connected with, above-mentioned first stationary links is fixed with the adjusting sleeve pipe stretching to the second stationary links, the adjusting rod in above-mentioned adjusting sleeve pipe is stretched in activity that above-mentioned second stationary links is fixed with, above-mentioned adjusting sleeve pipe and above-mentioned adjusting rod are provided with and regulate adjusting rod length in adjusting sleeve pipe, and to the adjustment location structure that the adjusting rod after regulating positions.
Above-mentioned adjusting sleeve pipe is flat structure, and above-mentioned adjusting rod is corresponding to flat structure.
The upper surface of above-mentioned adjusting sleeve pipe offers the bar shaped adjustment hole that the length direction along adjusting sleeve pipe extends, the hole wall of above-mentioned bar shaped adjustment hole is arranged with the location shrinkage pool that several are connected with bar shaped adjustment hole, each above-mentioned location shrinkage pool is spaced apart along the length direction of bar shaped adjustment hole, and each above-mentioned location shrinkage pool is in the same side, the position that above-mentioned adjusting rod is positioned at above-mentioned adjusting sleeve pipe is provided with stretches into above-mentioned bar shaped adjustment hole, and can slide along this bar shaped adjustment hole, and the positioning cylinder that can slip into successively in the shrinkage pool of location, and above-mentioned adjusting rod is provided with the position-limit mechanism being limited in by positioning cylinder and locating in shrinkage pool, above-mentioned location shrinkage pool is the arc shrinkage pool matched with positioning cylinder, and a side of above-mentioned location shrinkage pool is the inclined plane in the aperture of direction flaring location shrinkage pool to bar shaped adjustment hole, above-mentioned inclined plane and above-mentioned bar shaped adjustment hole are arc transition, above-mentioned position-limit mechanism, locating dowel, bar shaped adjustment hole and each location shrinkage pool can form above-mentioned adjustment location structure.
Above-mentioned adjustment location structure comprises back-moving spring and pad, the position that above-mentioned adjusting rod is positioned at above-mentioned bar shaped adjustment hole offers installation through hole, above-mentioned pad is positioned in above-mentioned installation through hole, above-mentioned positioning cylinder post is erect and is fixed on above-mentioned pad, above-mentioned back-moving spring is positioned in above-mentioned installation through hole, and the longitudinal axis at place of above-mentioned back-moving spring parallels with the width of adjustment hole, the first end of above-mentioned back-moving spring and the inwall secure fit of above-mentioned installation through hole, second end of above-mentioned back-moving spring and the lateral wall secure fit of above-mentioned pad, and have in above-mentioned installation through hole for first space of first end to the side movement of adjusting rod width of above-mentioned pad and the second end for above-mentioned pad to the second space of the opposite side movement of adjusting rod width, above-mentioned back-moving spring is between above-mentioned first space and above-mentioned second space, and above-mentioned back-moving spring and above-mentioned location shrinkage pool are in the both sides of above-mentioned pad.
The first end place that above-mentioned installation through hole corresponds to above-mentioned back-moving spring is arranged with the first installation cavity, the first locating dowel is convexly equipped with at the bottom of the chamber of above-mentioned first installation cavity, the first end end of above-mentioned back-moving spring is fixed in outside above-mentioned first locating dowel, the second end place that above-mentioned pad corresponds to above-mentioned back-moving spring is arranged with the second installation cavity, be convexly equipped with the second locating dowel at the bottom of the chamber of above-mentioned second installation cavity, the second end end of above-mentioned back-moving spring is fixed in outside above-mentioned second locating dowel.
On the bottom surface of above-mentioned adjusting sleeve pipe corresponding offer above-mentioned bar shaped adjustment hole and location shrinkage pool, and the bar shaped adjustment hole of above-mentioned adjusting sleeve pipe upper surface and the bar shaped adjustment hole of adjusting sleeve pipe bottom surface coincide, the location shrinkage pool of above-mentioned adjusting sleeve pipe upper surface and the location shrinkage pool of above-mentioned adjusting sleeve pipe bottom surface coincide, and the lower end of above-mentioned positioning cylinder extend out to outside above-mentioned adjusting sleeve pipe through the bar shaped adjustment hole of above-mentioned adjusting sleeve pipe bottom surface.
Above-mentioned adjustment location structure also includes installation egative film, above-mentioned installation egative film is plastics egative film, above-mentioned installation egative film lies against in above-mentioned adjusting sleeve pipe, and be in below above-mentioned adjusting rod, the lower end tight fit of above-mentioned positioning cylinder is through above-mentioned installation egative film, the lateral wall of above-mentioned installation egative film is provided with the resilient cross-bar that the length direction along adjusting rod extends, there is between above-mentioned resilient cross-bar and above-mentioned installation egative film the spacing for resilient cross-bar elastic deformation, above-mentioned resilient cross-bar and above-mentioned back-moving spring are in the same side, and one end of above-mentioned resilient cross-bar is connected with above-mentioned installation egative film is one-body molded.
Above-mentioned installation through hole comprises square opening and arcuate socket, the first end of above-mentioned arcuate socket is connected with above-mentioned square opening, above-mentioned pad and back-moving spring are in above-mentioned square opening, between the first end lateral wall of above-mentioned pad and the hole wall of above-mentioned square opening, there is the first spacing, above-mentioned first spacing and above-mentioned back-moving spring are co-located in the side of above-mentioned pad, this first spacing is above-mentioned first space, second end end of above-mentioned pad is extended with to be stretched in above-mentioned arcuate socket, and the crotch corresponding with arcuate socket, between the end of above-mentioned crotch and the second end end of above-mentioned arcuate socket, there is the second spacing, this second spacing is above-mentioned second space, above-mentioned first spacing and above-mentioned second spacing are in the both sides of pad respectively.
One end that above-mentioned adjusting sleeve pipe is connected with above-mentioned first stationary links be provided with bear against above-mentioned adjusting rod compress limit fixing structure, the above-mentioned limit fixing structure that compresses comprises button and torsion spring, the upper surface of above-mentioned adjusting sleeve pipe is fixed with mounting blocks, above-mentioned mounting blocks has the base plate fitted with the upper surface of adjusting sleeve pipe and the wing plate being in base plate both sides, above-mentioned base plate and adjusting sleeve pipe are fixed together, above-mentioned button is strip structure, the first end of above-mentioned button is in the setting that is inclined upwardly, and the first end end of above-mentioned button extends to the top of above-mentioned first stationary links, second bottom surface, end end of above-mentioned button is extended with and compresses projection, above-mentioned adjusting sleeve pipe upper surface offers and stretches into hole for what compress that projection stretches into, the above-mentioned end compressing projection is stretched into hole and is pressed on the upper surface of adjusting rod, the length direction of above-mentioned button is identical with the length direction of above-mentioned bar shaped adjustment hole, the bottom surface of above-mentioned button is convexly equipped with and is oppositely arranged, and the mounting lug be between two wing plates, above-mentioned torsion spring is between two mounting lugs, two above-mentioned wing plates, two above-mentioned mounting lugs and above-mentioned torsion spring are serially connected by a bearing pin, the two-arm of above-mentioned torsion spring is in the same side, and an arm of above-mentioned torsion spring is pressed on above-mentioned base plate, another arm of above-mentioned torsion spring leans on the first end bottom surface of above-mentioned button.
After adopting technique scheme, the height-adjustable dual crossing folding table of one of the present utility model, adjusting rod is pulled during use, the intersecting angle of the body of rod on two first can be made, the intersecting angle of two first times bodies of rod, the intersecting angle of the body of rod and first time body of rod on first, the intersecting angle of the body of rod on two second, the intersecting angle of two second times bodies of rod, and the intersecting angle of the body of rod and second time body of rod occurs correspondingly to increase or diminish on second, the expansion of each intersecting angle or diminish and can reduce or raise the whole height of folding table, again by regulating location structure to make adjusting rod together with adjusting sleeve pipe secure fit after regulating folding table height, now the secure fit of this adjusting rod and adjusting sleeve pipe makes the body of rod on two first, two first times bodies of rod, on two second, the body of rod and two second times bodies of rod can not relatively rotate, thus make folding table entirety in steady status, be not subject to extraneous downforce and move down, avoid tradition to adopt and regulate intersecting angle to cause desk unstable to control the method for table height, and then the problem that height adjusting function cannot be utilized effectively.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is another structural representation of the present utility model;
Fig. 3 is the assembled state schematic diagram of adjusting rod and adjusting sleeve pipe in the utility model;
Fig. 4 is the decomposing schematic representation of adjusting rod and adjusting sleeve pipe in the utility model;
Fig. 5 is the structural representation of adjusting sleeve pipe in the utility model;
Fig. 6 is the partial exploded view (omission back-moving spring) of adjusting rod in the utility model.
Detailed description of the invention
The height-adjustable dual crossing folding table of one of the present utility model, as shown in figures 1 to 6, comprise desktop 1, first pin and second pin be oppositely arranged with first pin, in figure, first pin and second pin are that front and back are oppositely arranged, this first pin comprises the body of rod 21 and two first time bodies of rod 22 on two first, on 2 first, the body of rod 21 is in mutually arranged in a crossed manner, and be movably hinged by bearing pin, 2 first times bodies of rod 22 are in mutually arranged in a crossed manner, and be movably hinged by bearing pin, be in the same side first on the lower end of the body of rod 21 and the upper end of first time body of rod 22 by together with bearing pin activity cross-articulation, the arranged in a crossed manner of arranged in a crossed manner and 2 first times bodies of rod 22 of the body of rod 21 on 2 first is utilized to enable first pin form dual crossing structure, second pin comprises the body of rod 31 and two second time bodies of rod 32 on two second, on 2 second, the body of rod 31 is in mutually arranged in a crossed manner, and be movably hinged by bearing pin, on 2 second, the body of rod 31 is in the rear of the body of rod 21 on 2 first, 2 second times bodies of rod 32 are in mutually arranged in a crossed manner, and be movably hinged by bearing pin, be in the same side second on the lower end of the body of rod 31 and the upper end of second time body of rod 32 by together with bearing pin activity cross-articulation, the arranged in a crossed manner of arranged in a crossed manner and 2 second times bodies of rod 32 of the body of rod 31 on 2 second is utilized to make second pin should be able to form dual crossing structure mutually, be in the same side first on the body of rod upper end and second on the body of rod upper end between be provided with connecting rod (not shown), on this, the two ends of connecting rod are slidably matched with the bottom surface of the mode that can horizontally slip and desktop 1, this sliding matching mode is prior art, the two ends place that bottom surface as desktop 1 is positioned at upper connecting rod has end, the two ends activity keeping supplying connecting rod and stretches into, and along the bar shaped chute that it slides, utilize this bar shaped chute can realize the slip of connecting rod, do not describe in detail at this, be between the lower end of first lower beam of the same side and the lower end of second time body of rod and be provided with lower link 4.Dual crossing folding table of the present utility model, utilize the cross-articulation of the body of rod 21 on 2 first, the cross-articulation of 2 first times bodies of rod 22, the cross-articulation of the body of rod 21 and first time body of rod 22 on first, the cross-articulation of the body of rod 31 on 2 second, the cross-articulation of 2 second times bodies of rod 32, the cross-articulation of the body of rod 31 and second time body of rod 32 on second, and upper connecting rod and being slidably matched of desktop can realize the folding of first pin and second pin, and be affixed with desktop 1 after folding and coordinate.
Improvements of the present utility model are: the hinged place together with being hinged with first time body of rod 22 with the body of rod 21 on first of first pin is the first articulated section, second pin second on the body of rod 31 be hinged with second time body of rod 32 together with hinged place be the second articulated section, be between the first articulated section be oppositely arranged on the left of desktop 1 and the second articulated section and be installed with the first stationary links 51, this first stationary links 51 is by the body of rod 21 on bearing pin and first, first time body of rod 22, on second, the body of rod 31 and second time body of rod 32 are serially connected, namely on the body of rod 21 and the hinged bearing pin and second of first time body of rod 22, the body of rod 31 and the hinged bearing pin of second time body of rod 32 are same bearing pin on first, be between the first articulated section be oppositely arranged on the right side of desktop 1 and the second articulated section and be installed with the second stationary links 52, this second stationary links 52 is by the body of rod 21 on bearing pin and first, first time body of rod 22, on second, the body of rod 31 and second time body of rod 32 are serially connected, first stationary links 51 is fixed with the adjusting sleeve pipe 61 stretching to the second stationary links 52, the adjusting rod in above-mentioned adjusting sleeve pipe is stretched in activity that second stationary links is fixed with, above-mentioned adjusting sleeve pipe and above-mentioned adjusting rod are provided with and regulate adjusting rod length in adjusting sleeve pipe, and to the adjustment location structure that the adjusting rod after regulating positions.
Preferably: this adjusting sleeve pipe 61 is in hollow flat structure, adjusting rod 62 is corresponding to flat structure, the upper surface of this adjusting sleeve pipe 61 offers the bar shaped adjustment hole 611 that the length direction along adjusting sleeve pipe 61 extends, the end, two ends of bar shaped adjustment hole 611 is curved, the hole wall of this bar shaped adjustment hole 611 is arranged with the location shrinkage pool 612 that several are connected with bar shaped adjustment hole 611, the present embodiment is for three, each location shrinkage pool 612 is spaced apart along the length direction of bar shaped adjustment hole 611, and each location shrinkage pool 612 is in the same side, the position that this adjusting rod 62 is positioned at adjusting sleeve pipe 61 is provided with stretches into bar shaped adjustment hole 611, and can slide along this bar shaped adjustment hole 611, and the positioning cylinder 7 that can slip into successively in the shrinkage pool 612 of location, and adjusting rod 62 is provided with the position-limit mechanism being limited in by positioning cylinder 7 and locating in shrinkage pool 612, this location shrinkage pool 612 is the arc shrinkage pool matched with positioning cylinder 7, and a side of location shrinkage pool 612 is the inclined plane 612a in the aperture of direction flaring location shrinkage pool 612 to bar shaped adjustment hole 611, inclined plane 612a and bar shaped adjustment hole 611 are in arc transition, coordinating of inclined plane 612a and arc transition structure is utilized positioning cylinder 7 to be skidded off locate shrinkage pool 612 outer comparatively smooth and easy, this position-limit mechanism, locating dowel 7, bar shaped adjustment hole 611 and each location shrinkage pool 612 can form described adjustment location structure.
This adjustment location structure comprises back-moving spring 81 and pad 82, the position that adjusting rod 62 is positioned at bar shaped adjustment hole 611 offers installation through hole 621, this installs through hole 621 and comprises square opening 621a and arcuate socket 621b, the first end of arcuate socket 621b is connected with square opening 621a, pad 82 is positioned in square opening 621a, positioning cylinder 7 is erected on pad 82, pad 82 offers stretch into for positioning cylinder 7 tight fit stretch into hole, this back-moving spring 81 is in square opening 621a, and back-moving spring 81 is in the both sides of pad 82 with location shrinkage pool 612, and the axis at the longitudinal place of back-moving spring 81 parallels with the width of bar shaped adjustment hole 611, namely back-moving spring 81 extends along the width of bar shaped adjustment hole 611, the first end of this back-moving spring 81 and the inwall secure fit of square opening 621a, the first end end that the inwall of square opening 621a corresponds to back-moving spring 81 is arranged with the first installation cavity (not shown), the first locating dowel is convexly equipped with at the bottom of the chamber of this first installation cavity, the first end end of back-moving spring 81 is fixed in outside the first locating dowel, second end of this back-moving spring 81 and the lateral wall secure fit of pad 82, namely the second end place that pad 82 corresponds to back-moving spring 81 is arranged with the second installation cavity 821, the second locating dowel is convexly equipped with at the bottom of the chamber of the second installation cavity 821, second end end of back-moving spring 81 is fixed in outside the second locating dowel, utilizing the first installation cavity and second to install cavity can carry out spacing to back-moving spring 81, not easily spins off.
Have in this installation through hole and supply the first end of pad 82 to the first space of the side movement of adjusting rod 62 width and the second space of the second end to the opposite side movement of adjusting rod 62 width supplying pad 82, and back-moving spring 81 is between the first space and second space, namely the movement of relative direction can be done in the two ends of pad 82 in installation through hole 621, particularly: there is between the first end lateral wall of pad 82 and the hole wall of square opening the first spacing, this first spacing and back-moving spring 81 are co-located in the side of pad 82, this first spacing is the first described space, second end end of pad 82 is extended with to be stretched in arcuate socket 621b, and the crotch 822 corresponding with arcuate socket 621b, between the end of crotch 822 and the second end end of arcuate socket 621b, there is the second spacing, this second spacing is described second space, first spacing and the second spacing are oppositely arranged, namely the both sides of pad 82 are in respectively.
The height-adjustable dual crossing folding table of one of the present utility model, be in location shrinkage pool 612 as original state with the end, upper end of positioning cylinder 7, if when need regulate folding table height, first translational adjustment bar 62, positioning cylinder 7 is moved to the inclined plane 612a direction of location shrinkage pool 612, utilize the incline structure positioning cylinder 7 of inclined plane 612a can skid off in location shrinkage pool 612 to bar shaped adjustment hole 611 along inclined plane 612a, the now displacement of positioning cylinder 7 makes the first end of pad 82 move to the direction of back-moving spring 81, back-moving spring 81 compresses, now along with the length variations of adjusting rod 62 in adjusting sleeve pipe 61 can make the intersecting angle of the body of rod 21 on two first, the intersecting angle of two first times bodies of rod 22, the intersecting angle of the body of rod 31 on two second, the intersecting angle of two second times bodies of rod 32, the intersecting angle of the body of rod 21 and first time body of rod 22 on first, and the body of rod 31 increase corresponding to the intersecting angle of second time body of rod 32 or minimizing on second, the change of each intersecting angle makes the corresponding reduction of the inclined height of each body of rod or lifting, along with the running fix cylinder 7 of adjusting rod 62 can slide along bar shaped adjustment hole 611, when positioning cylinder 7 slides into another location shrinkage pool 612, back-moving spring 81 discharges, positioning cylinder 7 can slip in another location shrinkage pool 612, make adjusting rod 62 and adjusting sleeve pipe 61 location fit, thus make the activity of each body of rod intersect cooperation in stationary state, then folding table is steady status, can not occur to be out of shape up and down by the impact of external force, avoid tradition to adopt and regulate intersecting angle to cause the problem of desk shakiness to control the method for table height, the setting of multiple location shrinkage pool 612 simultaneously enables the height of folding table obtain the adjustment of different gear, uses comparatively flexible, practical, during folding, make positioning cylinder 7 be in bar shaped adjustment hole 611, the complete folding of first pin 2 and second pin 3 can be obtained, the folding of folding table can not be affected.
In the utility model, the bottom surface of this adjusting sleeve pipe 61 also correspondingly can offer described bar shaped adjustment hole and location shrinkage pool, and the bar shaped adjustment hole of the bar shaped adjustment hole of adjusting sleeve pipe upper surface and adjusting sleeve pipe bottom surface coincides, the location shrinkage pool of adjusting sleeve pipe upper surface and the location shrinkage pool of adjusting sleeve pipe bottom surface coincide, the lower end of positioning cylinder 7 extend out to outside adjusting sleeve pipe 61 through the bar shaped adjustment hole of adjusting sleeve pipe 61 bottom surface, namely the two ends up and down of positioning cylinder 7 are all through adjusting sleeve pipe 61, make the slip of positioning cylinder 7 comparatively smooth and easy like this, simultaneously, this adjustment location structure also can include installs egative film 83, installing egative film 83 is plastics egative film, installing egative film 83 lies against in adjusting sleeve pipe 61, and be in below adjusting rod 62, the lower end tight fit of positioning cylinder 7 is through installing outside the bottom surface of egative film 83 to adjusting sleeve pipe 61, the lateral wall of egative film 83 is installed and is provided with the resilient cross-bar 831 that the length direction along adjusting rod 62 extends, there is between resilient cross-bar 831 and installation egative film 83 spacing for resilient cross-bar 831 elastic deformation, resilient cross-bar 831 and back-moving spring 81 are in the same side, and one end of resilient cross-bar 831 and install that egative film 83 is one-body molded is connected, like this, utilizing this to install egative film 83 can make the installation of pad 82 comparatively firm, and and the elasticity of this resilient cross-bar 831 and resilient cross-bar 831 make back-moving spring 81 compress to the spacing of installing between egative film 83 time resilient cross-bar 831 can correspondingly compress, thus make the movement of positioning cylinder 7 can not by the impact of installing egative film 83.
In the utility model, one end place that this adjusting sleeve pipe 61 is connected with the first stationary links 51 be provided with bear against adjusting rod 62 compress limit fixing structure, this compresses limit fixing structure and comprises button 91 and torsion spring 92, the upper surface of adjusting sleeve pipe 61 is fixed with mounting blocks 613, mounting blocks 613 has the base plate fitted with the upper surface of adjusting sleeve pipe and the wing plate being in base plate both sides, the upper surface of base plate and adjusting sleeve pipe 61 is fixed together, button 91 is in strip structure, the length direction of button 91 is identical with the length direction of bar shaped adjustment hole 611, the first end of button 91 is in the setting that is inclined upwardly, and the first end end of button 91 extends to the top of the first stationary links 51, second bottom surface, end end of button 91 is extended with and compresses projection 911, adjusting sleeve pipe 61 upper surface offers and stretches into hole 614 for what compress that projection 911 stretches into, the end compressing projection 911 is stretched into hole and is pressed on the upper surface of adjusting rod 62, the bottom surface of button 91 is convexly equipped with and is oppositely arranged, and the mounting lug 912 be between two wing plates, torsion spring 92 is between two mounting lugs 912, two wing plates, two mounting lugs and torsion spring are serially connected by a bearing pin 93, the two-arm of torsion spring 92 is in the same side, and the first arm of torsion spring 92 is pressed on base plate, second arm of torsion spring 92 leans on the first end bottom surface of button 91, like this, the first end of downward pressing button 91, second arm of torsion spring 92 is compressed, second end of button 91 upwards lifts, compress projection 911 upwards to shift out and stretch into outside hole 614, mobile adjusting rod 62, when positioning cylinder 7 on adjusting rod 62 slides into bar shaped adjustment hole 611 when the end, one end of the first stationary links 51, release-push 91, utilize the elastic reset of torsion spring 92 second arm, the second end of button 91 can be made to moving down, compressing projection 911 stretches in hole 614, contact with adjusting rod 62, now utilize the elastic force of torsion spring 92 can make to compress projection 911 and bear against adjusting rod 62, adjusting rod 62 is fixed, then, the activity of each body of rod intersects and coordinates also is stationary state, thus enable the height of folding table obtain the adjustment of a gear again, then folding table except obtaining the adjustment of different gear in the shrinkage pool of each location, also the adjustment of gear can be obtained once in bar shaped adjustment hole, add the height adjustment range of folding table.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (9)
1. a height-adjustable dual crossing folding table, second pin comprising desktop, first pin and be oppositely arranged with first pin, first pin comprises the body of rod and 2 first times bodies of rod on 2 first, on 2 first, the body of rod is mutually arranged in a crossed manner, and be movably hinged, 2 first times the body of rod is mutually arranged in a crossed manner, and is movably hinged, and on first, the lower end of the body of rod is together with the movable upper end cross-articulation of first time body of rod, second pin comprises the body of rod and 2 second times bodies of rod on 2 second, on 2 second, the body of rod is mutually arranged in a crossed manner, and is movably hinged, and 2 second times the body of rod is mutually arranged in a crossed manner, and be movably hinged, on second, the lower end of the body of rod is together with the movable upper end cross-articulation of second time body of rod, it is characterized in that: the hinged place together with being hinged with first time body of rod with the body of rod on first of first pin is the first articulated section, second pin second on the body of rod be hinged with second time body of rod together with hinged place be the second articulated section, be between first articulated section be oppositely arranged of desktop side and the second articulated section and be installed with the first stationary links, the first articulated section be oppositely arranged being in desktop opposite side be installed with second between the second articulated section and be fixedly connected with, above-mentioned first stationary links is fixed with the adjusting sleeve pipe stretching to the second stationary links, the adjusting rod in above-mentioned adjusting sleeve pipe is stretched in activity that above-mentioned second stationary links is fixed with, above-mentioned adjusting sleeve pipe and above-mentioned adjusting rod are provided with and regulate adjusting rod length in adjusting sleeve pipe, and to the adjustment location structure that the adjusting rod after regulating positions.
2. the height-adjustable dual crossing folding table of one according to claim 1, is characterized in that: above-mentioned adjusting sleeve pipe is flat structure, and above-mentioned adjusting rod is corresponding to flat structure.
3. the height-adjustable dual crossing folding table of one according to claim 2, it is characterized in that: the upper surface of above-mentioned adjusting sleeve pipe offers the bar shaped adjustment hole that the length direction along adjusting sleeve pipe extends, the hole wall of above-mentioned bar shaped adjustment hole is arranged with the location shrinkage pool that several are connected with bar shaped adjustment hole, each above-mentioned location shrinkage pool is spaced apart along the length direction of bar shaped adjustment hole, and each above-mentioned location shrinkage pool is in the same side, the position that above-mentioned adjusting rod is positioned at above-mentioned adjusting sleeve pipe is provided with stretches into above-mentioned bar shaped adjustment hole, and can slide along this bar shaped adjustment hole, and the positioning cylinder that can slip into successively in the shrinkage pool of location, and above-mentioned adjusting rod is provided with the position-limit mechanism being limited in by positioning cylinder and locating in shrinkage pool, above-mentioned location shrinkage pool is the arc shrinkage pool matched with positioning cylinder, and a side of above-mentioned location shrinkage pool is the inclined plane in the aperture of direction flaring location shrinkage pool to bar shaped adjustment hole, above-mentioned inclined plane and above-mentioned bar shaped adjustment hole are arc transition, above-mentioned position-limit mechanism, locating dowel, bar shaped adjustment hole and each location shrinkage pool can form above-mentioned adjustment location structure.
4. the height-adjustable dual crossing folding table of one according to claim 3, it is characterized in that: above-mentioned adjustment location structure comprises back-moving spring and pad, the position that above-mentioned adjusting rod is positioned at above-mentioned bar shaped adjustment hole offers installation through hole, above-mentioned pad is positioned in above-mentioned installation through hole, above-mentioned positioning cylinder post is erect and is fixed on above-mentioned pad, above-mentioned back-moving spring is positioned in above-mentioned installation through hole, and the longitudinal axis at place of above-mentioned back-moving spring parallels with the width of adjustment hole, the first end of above-mentioned back-moving spring and the inwall secure fit of above-mentioned installation through hole, second end of above-mentioned back-moving spring and the lateral wall secure fit of above-mentioned pad, and have in above-mentioned installation through hole for first space of first end to the side movement of adjusting rod width of above-mentioned pad and the second end for above-mentioned pad to the second space of the opposite side movement of adjusting rod width, above-mentioned back-moving spring is between above-mentioned first space and above-mentioned second space, and above-mentioned back-moving spring and above-mentioned location shrinkage pool are in the both sides of above-mentioned pad.
5. the height-adjustable dual crossing folding table of one according to claim 4, it is characterized in that: the first end place that above-mentioned installation through hole corresponds to above-mentioned back-moving spring is arranged with the first installation cavity, the first locating dowel is convexly equipped with at the bottom of the chamber of above-mentioned first installation cavity, the first end end of above-mentioned back-moving spring is fixed in outside above-mentioned first locating dowel, the second end place that above-mentioned pad corresponds to above-mentioned back-moving spring is arranged with the second installation cavity, the second locating dowel is convexly equipped with at the bottom of the chamber of above-mentioned second installation cavity, second end end of above-mentioned back-moving spring is fixed in outside above-mentioned second locating dowel.
6. the height-adjustable dual crossing folding table of one according to claim 4, it is characterized in that: on the bottom surface of above-mentioned adjusting sleeve pipe corresponding offer above-mentioned bar shaped adjustment hole and location shrinkage pool, and the bar shaped adjustment hole of above-mentioned adjusting sleeve pipe upper surface and the bar shaped adjustment hole of adjusting sleeve pipe bottom surface coincide, the location shrinkage pool of above-mentioned adjusting sleeve pipe upper surface and the location shrinkage pool of above-mentioned adjusting sleeve pipe bottom surface coincide, and the lower end of above-mentioned positioning cylinder extend out to outside above-mentioned adjusting sleeve pipe through the bar shaped adjustment hole of above-mentioned adjusting sleeve pipe bottom surface.
7. the height-adjustable dual crossing folding table of one according to claim 6, it is characterized in that: above-mentioned adjustment location structure also includes installation egative film, above-mentioned installation egative film is plastics egative film, above-mentioned installation egative film lies against in above-mentioned adjusting sleeve pipe, and be in below above-mentioned adjusting rod, the lower end tight fit of above-mentioned positioning cylinder is through above-mentioned installation egative film, the lateral wall of above-mentioned installation egative film is provided with the resilient cross-bar that the length direction along adjusting rod extends, there is between above-mentioned resilient cross-bar and above-mentioned installation egative film the spacing for resilient cross-bar elastic deformation, above-mentioned resilient cross-bar and above-mentioned back-moving spring are in the same side, and one end of above-mentioned resilient cross-bar is connected with above-mentioned installation egative film is one-body molded.
8. the height-adjustable dual crossing folding table of one according to claim 4, it is characterized in that: above-mentioned installation through hole comprises square opening and arcuate socket, the first end of above-mentioned arcuate socket is connected with above-mentioned square opening, above-mentioned pad and back-moving spring are in above-mentioned square opening, between the first end lateral wall of above-mentioned pad and the hole wall of above-mentioned square opening, there is the first spacing, above-mentioned first spacing and above-mentioned back-moving spring are co-located in the side of above-mentioned pad, this first spacing is above-mentioned first space, second end end of above-mentioned pad is extended with to be stretched in above-mentioned arcuate socket, and the crotch corresponding with arcuate socket, between the end of above-mentioned crotch and the second end end of above-mentioned arcuate socket, there is the second spacing, this second spacing is above-mentioned second space, above-mentioned first spacing and above-mentioned second spacing are in the both sides of pad respectively.
9. the height-adjustable dual crossing folding table of one according to claim 1, it is characterized in that: one end that above-mentioned adjusting sleeve pipe is connected with above-mentioned first stationary links be provided with bear against above-mentioned adjusting rod compress limit fixing structure, the above-mentioned limit fixing structure that compresses comprises button and torsion spring, the upper surface of above-mentioned adjusting sleeve pipe is fixed with mounting blocks, above-mentioned mounting blocks has the base plate fitted with the upper surface of adjusting sleeve pipe and the wing plate being in base plate both sides, above-mentioned base plate and adjusting sleeve pipe are fixed together, above-mentioned button is strip structure, the first end of above-mentioned button is in the setting that is inclined upwardly, and the first end end of above-mentioned button extends to the top of above-mentioned first stationary links, second bottom surface, end end of above-mentioned button is extended with and compresses projection, above-mentioned adjusting sleeve pipe upper surface offers and stretches into hole for what compress that projection stretches into, the above-mentioned end compressing projection is stretched into hole and is pressed on the upper surface of adjusting rod, the length direction of above-mentioned button is identical with the length direction of above-mentioned bar shaped adjustment hole, the bottom surface of above-mentioned button is convexly equipped with and is oppositely arranged, and the mounting lug be between two wing plates, above-mentioned torsion spring is between two mounting lugs, two above-mentioned wing plates, two above-mentioned mounting lugs and above-mentioned torsion spring are serially connected by a bearing pin, the two-arm of above-mentioned torsion spring is in the same side, and an arm of above-mentioned torsion spring is pressed on above-mentioned base plate, another arm of above-mentioned torsion spring leans on the first end bottom surface of above-mentioned button.
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| CN201520253727.0U CN204599747U (en) | 2015-04-24 | 2015-04-24 | A kind of height-adjustable dual crossing folding table |
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| CN201520253727.0U CN204599747U (en) | 2015-04-24 | 2015-04-24 | A kind of height-adjustable dual crossing folding table |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927195A (en) * | 2020-06-08 | 2020-11-13 | 国网浙江省电力有限公司杭州供电公司 | Rectangular overhaul room for electric power rush-repair |
| CN112998409A (en) * | 2021-03-11 | 2021-06-22 | 东北师范大学人文学院 | Lifting type display rack for art teaching and control method thereof |
| CN113525438A (en) * | 2021-09-14 | 2021-10-22 | 今创集团股份有限公司 | Lifting mechanism and unmanned seat with same |
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2015
- 2015-04-24 CN CN201520253727.0U patent/CN204599747U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927195A (en) * | 2020-06-08 | 2020-11-13 | 国网浙江省电力有限公司杭州供电公司 | Rectangular overhaul room for electric power rush-repair |
| CN112998409A (en) * | 2021-03-11 | 2021-06-22 | 东北师范大学人文学院 | Lifting type display rack for art teaching and control method thereof |
| CN113525438A (en) * | 2021-09-14 | 2021-10-22 | 今创集团股份有限公司 | Lifting mechanism and unmanned seat with same |
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Effective date of registration: 20210527 Address after: 361000 No.3 Factory building, No.69, Xinglin North 2nd Road, Jimei District, Xiamen City, Fujian Province Patentee after: Innovation (Xiamen) sports equipment Co.,Ltd. Address before: 1 / F, no.959 Hengshan Road, Jimei District, Xiamen City, Fujian Province Patentee before: Luhua (Xiamen) Trading Co.,Ltd. |
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