CN202874606U - Angle regulator and folding bed - Google Patents
Angle regulator and folding bed Download PDFInfo
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- CN202874606U CN202874606U CN 201220479150 CN201220479150U CN202874606U CN 202874606 U CN202874606 U CN 202874606U CN 201220479150 CN201220479150 CN 201220479150 CN 201220479150 U CN201220479150 U CN 201220479150U CN 202874606 U CN202874606 U CN 202874606U
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Abstract
The utility model discloses an angle regulator. The angle regulator comprises two connecting shafts consisting of hinging parts and connecting parts, wherein the hinging parts and the connecting parts are fixedly connected; locking devices are arranged on the hinging parts; rotating devices are arranged on the connecting parts; each locking device comprises an end surface fluted disc which is fixedly arranged on each hinging part, and a connecting component for compressing the end surface fluted discs on the two connecting shafts; the axes of the end surface fluted discs are overlapped with the hinging shafts between the two connecting shafts; first through holes are formed in the connecting parts, the axes of the first through holes are vertical to the hinging shafts between the two connecting parts; each rotating device comprises a fixing pin which is longer than each first through hole, and a connecting pipe fixedly connected with the fixing pin; and one end of each fixing pin is provided with an end cap while the other end of the fixing pin passes through each first through hole and is connected with the connecting pipe. The angle regulator provided by the utility model can be overturned to below a bed surface, so that the comfort of a user cannot be influenced by the upwards convex connecting shafts, and as a result, the purpose of improving the user comfort can be realized. The utility model also provides a folding bed.
Description
Technical field
The utility model relates to the outdoor goods technical field, more particularly, relates to a kind of angle demodulator, also relates to a kind of folding bed.
Background technology
Existing folding bed generally is divided into main body and is arranged on the extension at main body two ends, and it is hinged to adopt angle demodulator to realize between extension and the main body.
Fig. 1 is connected the folding bed that a kind of use angle connector connects main body and extension with Fig. 2.Wherein, main body 01 and extension 02 are all for being comprised of the support of tubulose and the bed surface that covers on support; Angle demodulator 03 comprises two mutually hinged connecting axles, and one links to each other with main body 01, and another links to each other with extension 02, and connecting axle 030 comprises hinged seat 031 and is arranged on the Connection Block 032 of hinged seat 031 1 sides.When folding bed was in deployed condition, the location that offsets of the Connection Block 032 on two connecting axles 030 made the main body 01 and the extension 02 that link to each other with connecting axle 030 form a smooth bed surface.
But when above-mentioned folding bed was in deployed condition, the hinged seat 031 on the connecting axle 030 was in the above position of bed surface, and when the user couched or be sitting on the folding bed, hinged seat 031 protruding upward affected user's comfort level.
By the above, how a kind of angle demodulator is provided, when being in deployed condition to be implemented in folding bed, angle demodulator is in below the bed surface, does not affect the purpose of users'comfort, becomes the technical problem that those skilled in the art need solution badly.
The utility model content
In view of this, the utility model provides a kind of angle demodulator, when being in deployed condition to be implemented in folding bed, angle demodulator is in below the bed surface, does not affect the purpose of users'comfort.The utility model also provides a kind of folding bed.
For achieving the above object, the utility model provides following technical scheme:
A kind of angle demodulator comprises two connecting axles, and described connecting axle comprises articulated section and the connecting portion that is fixedly linked, and it is characterized in that, is provided with locking device on the described articulated section, is provided with whirligig on the described connecting portion;
Described locking device comprises the contrate gear that is fixedly installed on the described articulated section and the connector group that the contrate gear on two described connecting axles is compressed, and the axis of described contrate gear overlaps with jointed shaft between two described connecting axles;
Be provided with axis on the described connecting portion perpendicular to the first through hole of the jointed shaft between two described connecting portions;
Described whirligig comprises length greater than the steady pin and the tube connector that links to each other with described steady pin of described the first through hole length, and an end of described steady pin is provided with end cap, and the other end passes described the first through hole and links to each other with described tube connector.
Preferably, in above-mentioned angle demodulator, described steady pin does not arrange on an end of end cap and the described tube connector and is provided with locating hole, also comprises being arranged on the alignment pin that connects described steady pin and described tube connector in the described locating hole.
Preferably, in above-mentioned angle demodulator, described end cap is provided with stopper slot towards a side of the pin body of described steady pin, and described the first through hole side is provided with the blind hole parallel with described the first through-bore axis with axis;
Also comprise the Compress Spring that is arranged in the described blind hole and the spacer pin that offsets and locate by described Compress Spring and stopper slot.
Preferably, in above-mentioned angle demodulator, described connecting axle comprises that the articulated section arranges the protruding connecting axle of the first screwed hole and the recessed connecting axle that the articulated section is provided with the second through hole, and the contrate gear on described protruding connecting axle and the described recessed connecting axle is engaged with each other;
Described connector group comprises:
Be arranged on the handwheel of described protruding connecting axle side, be provided with the bolt hole along its axis direction on the described handwheel, a side that does not contact with described protruding connecting axle of described handwheel is provided with limited block;
Be arranged on the power transmission shaft in described the first screwed hole, described power transmission shaft is provided with the external screw thread face that is complementary with described the first screwed hole, and the cross section that is provided with along described drive shaft axis is polygonal driving hole;
Be arranged on the end seat of described recessed connecting axle side, described end seat comprise the cross section that is complementary with described driving hole be polygonal transmission section, the cylindrical section that cooperates with described the second through hole and diameter greater than the end seat cap of described the second through-hole diameter, be provided with the second screwed hole along its axis direction on the described end seat;
Pass described bolt hole and be arranged on bolt in described the second screwed hole; With
Limiting plate, described limiting plate comprise interior limiting section and the outer limiting section of inlay card on described limited block on the nut that is set in described bolt.
Preferably, in above-mentioned angle demodulator, the cross section of described driving hole is regular polygon.
Preferably, in above-mentioned angle demodulator, a plurality of described limited blocks are radial setting centered by the center of described bolt hole, are provided with a plurality of radial outer limiting sections on the described limiting plate.
Preferably, in above-mentioned angle demodulator, described connecting axle comprises that the articulated section arranges the protruding connecting axle of third through-hole and the recessed connecting axle that the articulated section is provided with the 3rd screwed hole, and the contrate gear on described protruding connecting axle and the described recessed connecting axle is engaged with each other;
Described connector group comprises:
Be arranged on the handwheel of described protruding connecting axle one side, be provided with the bolt hole along its axis direction on the described handwheel, it is polygonal nut counter sink that the end of described bolt hole is provided with cross section; With
Bolt, the threaded portion of described bolt pass described bolt hole and described third through-hole is arranged in the 3rd screwed hole, and the nut of described bolt is arranged in the described nut counter sink.
Preferably, in above-mentioned angle demodulator, described connecting axle comprises:
Protruding connecting axle, the articulated section of described protruding connecting axle is provided with the first turning cylinder;
Recessed connecting axle is provided with the fourth hole that matches with described the first turning cylinder on the described recessed connecting axle, described the first turning cylinder is arranged in the described fourth hole;
Be provided with on described protruding connecting axle and the described recessed connecting axle one and take the center of fourth hole as the fifth hole of a plurality of equal diameters of symmetrical centre, be provided with on another take the center of described the first turning cylinder and be a plurality of limited posts of symmetrical centre, the diameter of described limited post is not more than the diameter of described fifth hole;
Also comprise locating part that described the first turning cylinder end is set and be set on described the first turning cylinder and with the offset Compress Spring of location of described locating part.
Preferably, in above-mentioned angle demodulator, the articulated section of described connecting axle is provided with contrate gear, and the center of contrate gear is provided with through hole;
Described connector group comprises:
The end is provided with eccentric handle;
Be arranged in the described through hole and an end is articulated in the pull bar of described eccentric pivot, the other end of described pull bar is provided with thread segment;
Be sheathed on the flexible cushion block on the described pull bar, described flexible cushion block is arranged between described handle and the described connecting axle, and the diameter of described flexible cushion block is greater than the diameter of described through hole
Be arranged on the internal thread cap of described pull bar one end, the diameter of described internal thread cap is greater than the diameter of described through hole.
The utility model provides a kind of angle demodulator, and this angle demodulator comprises two connecting axles that are made of the articulated section that is fixedly linked and connecting portion, wherein, is provided with locking device on the articulated section, is provided with whirligig on the connecting portion.Locking device comprises the contrate gear that is fixedly installed on the articulated section and the connector group that the contrate gear on two connecting axles is compressed, and the jointed shaft between the axis of contrate gear and two connecting axles overlaps; Be provided with axis on the connecting portion perpendicular to the first through hole of the jointed shaft between two connecting portions; Whirligig comprises length greater than the steady pin and the tube connector that links to each other with steady pin of the first through hole length, is provided with end cap at an end of steady pin, and the other end passes the first through hole and links to each other with tube connector.
When using angle demodulator provided by the utility model, two angle demodulators need to be separately positioned on the both sides of folding bed, the tubular bracket on main body and the extension and the tube connector on the angle demodulator are fixedly linked.When needs unfolded bed, at first unclamp the locking device on the angle demodulator; Then rotate extension, make extension parallel with main body; Be rotated down afterwards angle demodulator, make it take steady pin as the axle Rotate 180 °; Again rotate extension, make to be suitable angle between extension and the main body; Tighten at last locking device, namely finish the expansion of folding bed.At needs folding bed is taken in time-out, at first unclamp locking device; Rotate afterwards extension, make its with main body between parallel; Then rotate up angle demodulator, make it take steady pin as the axle Rotate 180 °; Again rotating extension, is the top that extension is folded to main body, again tightens at last locking device, namely finishes taking in of folding bed.
Compare with existing angle demodulator, angle demodulator provided by the utility model can overturn up or down, namely behind the unfolded bed, angle demodulator can be turned to below the bed surface, thereby avoided connecting axle protruding upward to affect user's comfort level, realized improving the purpose of users'comfort.
The utility model also provides a kind of folding bed, in this folding bed, has used the above-mentioned angle demodulator that provides.Compare with existing folding bed, folding bed provided by the utility model does not have the part that raises up after expansion, thereby provides higher comfort level for the user.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of existing folding bed;
Fig. 2 is the structural representation of angle demodulator in the existing folding bed;
The structural representation of the angle demodulator that Fig. 3 provides for the utility model embodiment;
Fig. 4 is the structural representation of the folding bed in launching;
Fig. 5 is the structural representation of the folding bed after launching;
Fig. 6 is the structural representation of the folding bed after taking in;
Fig. 7 is the connection diagram of steady pin and tube connector;
Fig. 8 is the partial structurtes schematic diagram that is provided with the angle demodulator of spring and spacer pin;
The partial structurtes schematic diagram of connector group in the angle demodulator that Fig. 9 provides for the utility model embodiment;
The structural representation of another angle demodulator that Figure 10 provides for the utility model embodiment;
The structural representation of another angle demodulator that Figure 11 provides for the utility model embodiment;
Structural representation when Figure 12 is in the lock state for the eccentric angle demodulator of employing;
Structural representation when Figure 13 is in released state for the eccentric angle demodulator of employing.
Among above Fig. 1-13:
Connecting axle 1, protruding connecting axle 10, recessed connecting axle 11, articulated section 2, connecting portion 3, locking device 4, handwheel 4100, bolt hole 4101, limited block 4102, power transmission shaft 4103, driving hole 4104, end seat 4105, bolt 4106, limiting plate 4107, interior limiting section 4108, outer limiting section 4109, handwheel 4110, nut counter sink 4112, bolt 4113, the first turning cylinder 4120, limited post 4121, locating part 4122, Compress Spring 4123, handle 4130, pull bar 4131, flexible cushion block 4132, internal thread cap 4133, whirligig 5, steady pin 50, tube connector 51, the first through hole 60, the second through hole 61, third through-hole 62, third through-hole 63, fourth hole 64, fifth hole 65, the first screwed hole 70, the second screwed hole 71, the 3rd screwed hole 72, the 3rd screwed hole 73, spring 80, spacer pin 81, stopper slot 82 and blind hole 83.
The specific embodiment
The utility model embodiment discloses a kind of angle demodulator, when being in deployed condition to be implemented in folding bed, angle demodulator is in below the bed surface, does not affect the purpose of users'comfort.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 3, the angle demodulator that the utility model embodiment provides comprises two connecting axles that are hinged and connected 1, comprises the articulated section 2 and the connecting portion 3 that are fixedly linked on the connecting axle.2 are provided with locking device 4 in the articulated section, are provided with whirligig 5 at connecting portion, simultaneously, also are provided with axis with the first through hole 60, the first through holes 60 on the connecting portion 3 perpendicular to the jointed shaft between two connecting axles 1.
Locking device 4 comprises contrate gear 40 and connector group 41.Wherein, contrate gear 40 is arranged on the articulated section 2, and its axis is perpendicular to the jointed shaft of two connecting axles 1; After two connecting axles 1 are hinged and connected, be arranged on contrate gear 40 engagements on its articulated section 2, and by connector group 41 the both ends of the surface fluted disc compressed, relatively rotate non-essential the time to prevent it.
Whirligig 5 comprises steady pin 50 and tube connector 51.The length of steady pin 50 is greater than the length of the first through hole 60, and is arranged in the first through hole 60; The one end is provided with end cap, and the other end then passes the first through hole 60 and links to each other with tube connector 51.Can expect that the tube connector 51 that links to each other with steady pin 50 can carry out take steady pin 50 as axle circumferential rotation.
When the angle demodulator that uses the utility model embodiment to provide, two angle demodulators need to be separately positioned on the both sides of folding bed, and the tubular bracket on main body and the extension and the tube connector on the angle demodulator are fixedly linked.When needs unfolded bed, at first unclamp the locking device on the angle demodulator; Then rotate extension, make extension parallel with main body, as shown in Figure 4; Afterwards, be rotated down angle demodulator, make it take steady pin as the axle Rotate 180 °, as shown in Figure 5; Again rotate extension, make to be suitable angle between extension and the main body; Tighten at last locking device, namely finish the expansion of folding bed.At needs folding bed is taken in time-out, at first unclamp locking device; Rotate afterwards extension, make its with main body between parallel; Then rotate up angle demodulator, make it take steady pin as the axle Rotate 180 °; Again rotate extension, make extension be folded to the top of main body, as shown in Figure 6; Again tighten at last locking device, namely finish taking in of folding bed.
Compare with existing angle demodulator, angle demodulator provided by the utility model can overturn up or down, namely behind the unfolded bed, angle demodulator can be turned to below the bed surface, thereby avoided connecting axle protruding upward to affect user's comfort level, realized improving the purpose of users'comfort.
Preferably, in the angle demodulator that above-described embodiment provides, removably be fixedly linked by alignment pin 52 between steady pin 50 and the tube connector 51.As shown in Figure 7, the end that end cap is not set at steady pin 50 is provided with locating hole, and is corresponding, and position corresponding on tube connector 51 also is provided with the suitable locating hole of diameter.After being enclosed within tube connector 51 on the steady pin 50, alignment pin 52 is inserted in the locating hole, namely realized the connection that steady pin 50 is connected with tube connector.
Can find out, after the angle demodulator that above-described embodiment is provided is installed on the folding bed, angle demodulator must be turned to desired location up or down after, can carry out the expansion of folding bed or this takes in.Therefore, on the basis of the angle demodulator that above-described embodiment provides, also comprise in the angle demodulator that present embodiment provides being used to indicate the device whether angle demodulator overturns and put in place.
Please refer to Fig. 8, in the angle demodulator that the utility model embodiment provides, also comprise spring 80 and spacer pin 81.End cap at steady pin 50 is provided with stopper slot 82, and stopper slot 82 is arranged on end cap towards a side of steady pin 50 pin bodies; Be provided with blind hole 83 in one side of the first through hole 60, the parallel axis with the first through hole 60 of the axis of blind hole 83.Spring 60 is arranged in the blind hole 83, and an end of spacer pin 81 is arranged in the blind hole 83, and is pressed on the spring 60, the other end then with stopper slot 82 location that offsets.
When angle demodulator overturns up or down, be actionless by tube connector 51 with the steady pin 50 that main body or the extension of folding bed link to each other; When angle demodulator turn to desired location, spacer pin 81 can slip in the stopper slot 82 under the effect of spring 80, thereby the reminding user angle demodulator has overturn and puts in place.
In the angle demodulator that above-described embodiment provides, concrete, the minimum range of blind hole 83 to first through holes 60 axis should be greater than the distance of stopper slot 82 to steady pin 50 axis.Simultaneously, consider that the angle demodulator that the utility model embodiment provides in use has two positions commonly used, accordingly, blind hole 83 in above-described embodiment is two blind holes with the Central Symmetry setting of the first through hole 60, perhaps, the stopper slot in above-described embodiment 82 is symmetrically arranged two stopper slots centered by the axis of steady pin 50.
Concrete, in the angle demodulator that above-described embodiment provides, can be hinged and connected in several ways between two connecting axles 1, the connector group that it uses also has multiple, and the below describes as example take wherein several.
Please refer to Fig. 9, in the angle demodulator that present embodiment provides, connecting axle 1 is included in the recessed connecting axle 11 that the articulated section is provided with the protruding connecting axle 10 of the first screwed hole 70 and is provided with the second through hole 61 in the articulated section, and the contrate gear on protruding connecting axle 10 and the recessed connecting axle 11 is engaged with each other.
Limiting plate 4107, limiting plate 4107 is ring-type, and ring is provided with the interior limiting section 4108 on the nut that can be set in bolt 4106 in it, and its outer shroud is provided with can the outer limiting section 4109 of inlay card on limited block 4102.
When the angle demodulator that uses the utility model embodiment to provide, at first, at first power transmission shaft 4103 is screwed in the first screwed hole 70; Then, protruding connecting axle 10 and 11 combinations of recessed connecting axle are arranged, even the engagement of the contrate gear on the two; Again handwheel 4100 is arranged on the opposite side of protruding connecting axle 10, and makes the dead in line of bolt hole 4101, the first screwed hole 70 and the second through hole 61; Afterwards, end seat 4105 is inserted the second through hole 61 from a side of recessed connecting axle 11, and adjust the angle of end seat 4105, its transmission section is inserted in driving hole 4104; Again then, bolt 4106 is screwed in the second screwed hole 71 through bolt hole 4101, like this, just utilize bolt 4106 and end seat 4105 that handwheel 4100, protruding connecting axle 10, recessed connecting axle 11 are connected as a single entity; At last, limiting plate 4107 is set on the bolt 4106, its interior limiting section 4108 is set on the nut of bolt 4106, and outer limiting section 4109 inlay cards is on limited block 4102.
When the angle demodulator that uses the utility model embodiment to provide, if need to unclamp two connections between the connecting axle, only need to a sideway swivel handwheel 4100, this moment, bolt 4106 meetings were with moved end seats 4105 to rotate, and end seat 4105 then passes through its transmission section drive power transmission shaft 4103 and rotates; At this moment, bolt 4106 can screw out from the second bolt hole 71, and simultaneously, owing to be threaded engagement between power transmission shaft 4103 and the protruding connecting axle 10, power transmission shaft 4103 can move to recessed connecting axle 11 directions; Thereby make the certain gap of generation between protruding connecting axle 10 and the recessed connecting axle 11 so that the contrate gear that lays respectively on both breaks away from engagement, and then so that protruding connecting axle 10 and recessed connecting axle 11 can relatively rotate.After protruding connecting axle 10 and recessed connecting axle 11 turn to the appropriate location, along with above-mentioned steps in opposite direction rotation handwheel 4100, bolt 4106 screws in the second screwed hole 71, can drive simultaneously power transmission shaft 4103 to handwheel one side shifting, and then make protruding connecting axle 10 and recessed connecting axle 11 closer to each other, realize at last the engagement of both ends of the surface fluted disc, protruding connecting axle 10 and recessed connecting axle 11 can't be relatively rotated again.
Present embodiment provides a kind of angle demodulator, locking device wherein by the rotation of handwheel control between protruding connecting axle 10 and the recessed connecting axle 11 approach with away from, have advantage easy and simple to handle.
Concrete, in the adjuster of the angle that above-described embodiment provides, the cross section of driving hole 4104 is regular polygon, such as square, regular pentagon or regular hexagon etc.The cross section of corresponding transmission section is identical regular polygon.By adopting driving hole and the transmission section of regular polygon cross section, be convenient to when assembling, aim at transmission section and driving hole.
Preferably, in the angle demodulator that above-described embodiment provides, be provided with a plurality of limited blocks that centered by the center of bolt hole 4101, are radial setting on the handwheel 4100, simultaneously, on limiting plate 4107, be accordingly radial a plurality of outer limiting sections 4109 that are provided with.By a plurality of limited blocks and outer limiting section are set, can reduce when utilizing handwheel 4100 to drive bolt 4106 rotation, suffered active force on each spacing hole and each the outer limiting section has been avoided the damage parts that causes because local pressure is excessive, and then has prolonged the service life of angle demodulator.
Please refer to Figure 10, in another embodiment of the present utility model, connecting axle 1 comprises that the articulated section is provided with the protruding connecting axle 10 of third through-hole 62 and the recessed connecting axle 11 that the articulated section is provided with the 3rd screwed hole 72, and the contrate gear on protruding connecting axle 10 and the recessed connecting axle 11 is engaged with each other.
When the angle demodulator that uses present embodiment to provide, at first, protruding connecting axle 10 and 11 combinations of recessed connecting axle are arranged, make the contrate gear engagement on the two; Then handwheel 4110 is arranged on the opposite side of protruding connecting axle 10, and makes the dead in line of bolt hole 4111, third through-hole 63 and the 3rd screwed hole 73; At last bolt 4113 is screwed in the 3rd screwed hole 73, and make its nut be arranged in nut counter sink 4112 to get final product.
It will be appreciated by persons skilled in the art that the cross section of nut counter sink 4112 and the cross section of bolt 4113 nuts are of similar shape.When rotation hand wheel 4110, the nut counter sink 4112 that is positioned on the handwheel can drive bolt 4113 rotations, thereby realizes the purpose of the protruding connecting axle 10 of control and recessed connecting axle 11 gaps.
Compare with the angle demodulator in above-described embodiment, in the angle demodulator that present embodiment provides, its structure is simpler, has further reduced the cost of angle demodulator.
In the angle demodulator that another embodiment of the utility model provides, can also further simplify the structure of angle demodulator.
Please refer to Figure 11, in the angle demodulator that present embodiment provides, connecting axle 1 comprises:
Protruding connecting axle 10, the articulated section of protruding connecting axle 10 are provided with and prolong its hinged axial the first turning cylinder 4120, are provided with limited post 4121 around the first turning cylinder 4120.
Recessed connecting axle 11, the articulated section of recessed connecting axle 11 are provided with and prolong its hinged axial fourth hole 64, are provided with a plurality of and fifth holes 65 limited post 4121 equal diameters around fourth hole 64.
Locating part 4122, locating part 4122 is arranged on the end of the first turning cylinder 4120.With
When the angle demodulator that uses the utility model embodiment to provide, at first, with protruding connecting axle 10 and 11 combinations of recessed connecting axle, the first turning cylinder 4120 is inserted in the fourth hole 64, limited post 4121 is inserted in the fifth hole 65; Then Compress Spring 4123 is set on the first turning cylinder 4120; At last locating part 4122 is installed on the first turning cylinder 4120, and it is got final product Compress Spring 4123 compressions.
In the angle demodulator that present embodiment provides, link to each other with fourth hole 64 by the first turning cylinder 4120 between protruding connecting axle 10 and the recessed connecting axle 11, by relatively rotating between limited post 4121 and the fifth hole 65 protruding connecting axles 10 of restriction and the recessed connecting axle 11, and utilize the Compress Spring 4123 that is set on the first turning cylinder 4120 and the gap between the locating part 4122 protruding connecting axles 10 of restriction and the recessed connecting axle 11.When needs are adjusted angle between protruding connecting axle 10 and the recessed connecting axle 11, only need be pulled outwardly recessed connecting axle 11, limited post 4121 is deviate from, i.e. angle between the protruding connecting axle 10 of capable of regulating and the recessed connecting axle 11 from fifth hole 65; After rotating to proper angle, unclamp recessed connecting axle 11, make limited post 4121 enter nearest fifth hole 65 and can realize locking.
Compare with the angular adjustment apparatus that above-described embodiment provides, the connector group in the angular adjustment apparatus that present embodiment provides includes only two parts, has further simplified the structure of angular adjustment apparatus.
It will be appreciated by persons skilled in the art that at above-described embodiment provides in the angular adjustment apparatus, can also be specially: limited post is positioned on the recessed connecting axle, and fifth hole is positioned on the protruding connecting axle.Simultaneously, as preferred version, a plurality of limited posts and a plurality of fifth holes that equate with the limited post number are separately positioned on protruding connecting axle and the recessed connecting axle.
Further, also provide a kind of angle demodulator that adopts the pull bar locking mechanism among another embodiment of the present utility model.
Please refer to Figure 12, angle demodulator comprises two connecting axles 1 that are provided with contrate gear in the articulated section, simultaneously, is provided with through hole at the center of contrate gear.
Handle 4130, the end of handle 4130 is fixedly installed eccentric wheel.
Pull bar 4131, an end of pull bar 4131 is articulated in eccentric pivot, and the other end is provided with thread segment, and pull bar 4131 is arranged in the through hole.
Flexible cushion block 4132, flexible cushion block 4132 is set in the pull bar 4131, and between handle 4130 and connecting axle 1; The diameter of flexible cushion block 4132 is greater than the diameter of through hole.
Internal thread cap 4133, internal thread cap 4133 links to each other with described pull bar 4131 by thread segment, and the diameter of internal thread cap 4133 is greater than the diameter of through hole.
When the angle demodulator that uses present embodiment to provide, at first that the contrate gear on two connecting axles is positioned opposite to each other, and two through-bore axis on the connecting axle are overlapped; Then, flexible cushion block 4132 is set on the pull bar 4131; Again pull bar 4131 is inserted in the through hole; At last, internal thread cap 4133 is installed on the thread segment of pull bar 4131 and gets final product.
When needs locking angle demodulator, to a sideway swivel handle 4130, utilize eccentric wheel tension pull bar 4131, as shown in figure 12; Owing between handle 4130 and connecting axle, be provided with flexible cushion block 4132, therefore the peak on the eccentric wheel can turn over the axis of pull bar 4131, and under this state, handle 4130 is limited and can't rotate again, and the contrate gear on two connecting axles 1 is engaged with each other, and angle demodulator can't rotate.And when needing the release angle demodulator, only need round about rotary handle 4130, as shown in figure 13, the axis that makes eccentric peak again turn over pull bar 4131 gets final product.
Compare with the angle regulator that above-described embodiment provides, in the angle demodulator that present embodiment provides, only can realize locking and the release of angle demodulator by pulling handle, its operation is easier.
A kind of folding bed in this folding bed, has used the above-mentioned angle demodulator that provides.Compare with existing folding bed, folding bed provided by the utility model does not have the part that raises up after expansion, thereby provides higher comfort level for the user.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an angle demodulator comprises two connecting axles, and described connecting axle comprises articulated section and the connecting portion that is fixedly linked, and it is characterized in that, is provided with locking device on the described articulated section, is provided with whirligig on the described connecting portion;
Described locking device comprises the contrate gear that is fixedly installed on the described articulated section and the connector group that the contrate gear on two described connecting axles is compressed, and the axis of described contrate gear overlaps with jointed shaft between two described connecting axles;
Be provided with axis on the described connecting portion perpendicular to the first through hole of the jointed shaft between two described connecting portions;
Described whirligig comprises length greater than the steady pin and the tube connector that links to each other with described steady pin of described the first through hole length, and an end of described steady pin is provided with end cap, and the other end passes described the first through hole and links to each other with described tube connector.
2. angle demodulator according to claim 1 is characterized in that, described steady pin does not arrange on an end of end cap and the described tube connector and is provided with locating hole, also comprises being arranged on the alignment pin that connects described steady pin and described tube connector in the described locating hole.
3. angle demodulator according to claim 1 is characterized in that, described end cap is provided with stopper slot towards a side of the pin body of described steady pin, and described the first through hole side is provided with the blind hole parallel with described the first through-bore axis with axis;
Also comprise the Compress Spring that is arranged in the described blind hole and the spacer pin that offsets and locate by described Compress Spring and stopper slot.
4. each described angle demodulator according to claim 1-3, it is characterized in that, described connecting axle comprises that the articulated section arranges the protruding connecting axle of the first screwed hole and the recessed connecting axle that the articulated section is provided with the second through hole, and the contrate gear on described protruding connecting axle and the described recessed connecting axle is engaged with each other;
Described connector group comprises:
Be arranged on the handwheel of described protruding connecting axle side, be provided with the bolt hole along its axis direction on the described handwheel, a side that does not contact with described protruding connecting axle of described handwheel is provided with limited block;
Be arranged on the power transmission shaft in described the first screwed hole, described power transmission shaft is provided with the external screw thread face that is complementary with described the first screwed hole, and the cross section that is provided with along described drive shaft axis is polygonal driving hole;
Be arranged on the end seat of described recessed connecting axle side, described end seat comprise the cross section that is complementary with described driving hole be polygonal transmission section, the cylindrical section that cooperates with described the second through hole and diameter greater than the end seat cap of described the second through-hole diameter, be provided with the second screwed hole along its axis direction on the described end seat;
Pass described bolt hole and be arranged on bolt in described the second screwed hole; With
Limiting plate, described limiting plate comprise interior limiting section and the outer limiting section of inlay card on described limited block on the nut that is set in described bolt.
5. angle demodulator according to claim 4 is characterized in that, the cross section of described driving hole is regular polygon.
6. angle demodulator according to claim 4 is characterized in that, a plurality of described limited blocks are radial setting centered by the center of described bolt hole, is provided with a plurality of radial outer limiting sections on the described limiting plate.
7. each described angle demodulator according to claim 1-3, it is characterized in that, described connecting axle comprises that the articulated section arranges the protruding connecting axle of third through-hole and the recessed connecting axle that the articulated section is provided with the 3rd screwed hole, and the contrate gear on described protruding connecting axle and the described recessed connecting axle is engaged with each other;
Described connector group comprises:
Be arranged on the handwheel of described protruding connecting axle one side, be provided with the bolt hole along its axis direction on the described handwheel, it is polygonal nut counter sink that the end of described bolt hole is provided with cross section; With
Bolt, the threaded portion of described bolt pass described bolt hole and described third through-hole is arranged in the 3rd screwed hole, and the nut of described bolt is arranged in the described nut counter sink.
8. each described angle demodulator is characterized in that according to claim 1-3, and described connecting axle comprises:
Protruding connecting axle, the articulated section of described protruding connecting axle is provided with the first turning cylinder;
Recessed connecting axle is provided with the fourth hole that matches with described the first turning cylinder on the described recessed connecting axle, described the first turning cylinder is arranged in the described fourth hole;
Be provided with on described protruding connecting axle and the described recessed connecting axle one and take the center of fourth hole as the fifth hole of a plurality of equal diameters of symmetrical centre, be provided with on another take the center of described the first turning cylinder and be a plurality of limited posts of symmetrical centre, the diameter of described limited post is not more than the diameter of described fifth hole;
Also comprise locating part that described the first turning cylinder end is set and be set on described the first turning cylinder and with the offset Compress Spring of location of described locating part.
9. each described angle demodulator is characterized in that according to claim 1-3, and the articulated section of described connecting axle is provided with contrate gear, and the center of contrate gear is provided with through hole;
Described connector group comprises:
The end is provided with eccentric handle;
Be arranged in the described through hole and an end is articulated in the pull bar of described eccentric pivot, the other end of described pull bar is provided with thread segment;
Be sheathed on the flexible cushion block on the described pull bar, described flexible cushion block is arranged between described handle and the described connecting axle, and the diameter of described flexible cushion block is greater than the diameter of described through hole
Be arranged on the internal thread cap of described pull bar one end, the diameter of described internal thread cap is greater than the diameter of described through hole.
10. a folding bed is characterized in that, is provided with the angle demodulator described in each among the claims 1-9 in the described folding bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220479150 CN202874606U (en) | 2012-09-19 | 2012-09-19 | Angle regulator and folding bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220479150 CN202874606U (en) | 2012-09-19 | 2012-09-19 | Angle regulator and folding bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202874606U true CN202874606U (en) | 2013-04-17 |
Family
ID=48066085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220479150 Expired - Fee Related CN202874606U (en) | 2012-09-19 | 2012-09-19 | Angle regulator and folding bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202874606U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322529A (en) * | 2013-06-05 | 2013-09-25 | 常熟市格威普气体设备有限公司 | Steering mechanism for cantilever frame |
| CN106213877A (en) * | 2016-09-09 | 2016-12-14 | 浙江大自然旅游用品有限公司 | Multi-functional Camp Cot |
| US10888172B2 (en) | 2016-09-09 | 2021-01-12 | Zhejiang Natural Outdoor Goods Inc. | Folding bed |
| CN115887959A (en) * | 2021-09-23 | 2023-04-04 | 北京机械设备研究所 | Flexible folding device for single person load and using method thereof |
-
2012
- 2012-09-19 CN CN 201220479150 patent/CN202874606U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322529A (en) * | 2013-06-05 | 2013-09-25 | 常熟市格威普气体设备有限公司 | Steering mechanism for cantilever frame |
| CN103322529B (en) * | 2013-06-05 | 2015-01-14 | 常熟市格威普气体设备有限公司 | Steering mechanism for cantilever frame |
| CN106213877A (en) * | 2016-09-09 | 2016-12-14 | 浙江大自然旅游用品有限公司 | Multi-functional Camp Cot |
| US10888172B2 (en) | 2016-09-09 | 2021-01-12 | Zhejiang Natural Outdoor Goods Inc. | Folding bed |
| CN115887959A (en) * | 2021-09-23 | 2023-04-04 | 北京机械设备研究所 | Flexible folding device for single person load and using method thereof |
| CN115887959B (en) * | 2021-09-23 | 2023-11-17 | 北京机械设备研究所 | Flexible folding device for single person load and using method thereof |
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| CP03 | Change of name, title or address |
Address after: 313299 North Lake East Street, Wu Kang Town, Deqing County, Huzhou, Zhejiang 860 Patentee after: ZHEJIANG HENGFENG TOP LEISURE Co.,Ltd. Address before: 313200 North Lake East Street, Wu Kang Town, Deqing County, Huzhou, Zhejiang 860 Patentee before: ZHEJIANG HENGFENG TOP LEISURE Co.,Ltd. |
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Granted publication date: 20130417 Termination date: 20210919 |
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| CF01 | Termination of patent right due to non-payment of annual fee |