CN212867233U - Upper and lower connecting rod rotating shaft structure - Google Patents
Upper and lower connecting rod rotating shaft structure Download PDFInfo
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- CN212867233U CN212867233U CN202021198509.9U CN202021198509U CN212867233U CN 212867233 U CN212867233 U CN 212867233U CN 202021198509 U CN202021198509 U CN 202021198509U CN 212867233 U CN212867233 U CN 212867233U
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- connecting rod
- rotating shaft
- lower connecting
- rotating
- rotating block
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Abstract
The utility model discloses an upper and lower connecting rod rotating shaft structure, which comprises an upper connecting rod, a rotating block, a rotating shaft seat and a lower connecting rod, wherein the rotating shaft seat is embedded and connected with the lower connecting rod; the turning block inlays the dress and connects in last connecting rod, and the turning block is rotatable to be connected in the pivot seat, and the pivot seat is equipped with the shaft hole, and the turning block is equipped with the pivot with shaft hole matched with for connect in the door body of last connecting rod can inwards and outwards rotate, and the suitability is high, and inlay the dress connection structure and have hidden effect, and the structure is reliable, can form the whole pleasing to the eye that has similar integral type.
Description
Technical Field
The utility model relates to a door and window technical field, in particular to upper and lower connecting rod pivot structure.
Background
The mutual hinge structure of upper and lower connecting rods is applied to products such as doors and windows, make doors and windows open and close rotatably, the mutual hinge structure of upper and lower connecting rods that has now comprises rotating base and cylindric pivot, the structure is simpler, then be fixed in upper and lower support or connecting rod respectively, because this structure is too simple, the pivot is exposed beautifully, be difficult to the location between pivot and the rotating base, the free rotation takes place to bump the wound easily, or can only single location be interior division or the external division, the suitability is relatively poor, and scratch rotating base easily, the reliability is not high, cause the potential safety hazard easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connecting rod pivot structure from top to bottom, the turning block inlays and installs in last connecting rod, and the pivot seat inlays and installs in lower connecting rod, inlays and adorns the connection and can hide connection structure, and the structure is reliable and have the whole of similar integral type pleasing to the eye, and it is simpler to have solved current pivot structure or hinge structure, and pivot exposed equipment, and the reliability is lower, and not aesthetic problem.
To achieve the purpose, the utility model adopts the following technical proposal:
the upper and lower connecting rod rotating shaft structure comprises an upper connecting rod, a rotating block, a rotating shaft seat and a lower connecting rod;
the rotating shaft seat is embedded and connected with the lower connecting rod; the rotating block is embedded and connected with the upper connecting rod;
the rotating block is rotatably connected to the rotating shaft seat;
the rotating shaft seat is provided with a shaft hole, and the rotating block is provided with a rotating shaft matched with the shaft hole.
From this, the upper connecting rod passes through rotatable the being connected in lower connecting rod of turning block and pivot seat structure, and the turning block is the embedded type with last connecting rod and hides connection structure, the pivot seat is also the embedded type and hides connection structure, make upper connecting rod and turning block form in appearance and be similar to the integral type structure, even the upper connecting rod, turning block and pivot seat all form in appearance and be similar to the integral type structure, the structure is reliable compact and pleasing to the eye, it is simpler to have solved current pivot structure or hinge structure, the pivot exposes the formula equipment, the reliability is lower, and not aesthetic problem.
In some embodiments, the rotating shaft is provided with a recessed limiting groove, and the limiting groove can limit the rotating angle of the rotating block.
Therefore, the limiting groove can limit the rotation angle of the rotating block, abrasion can be reduced to a certain degree, and rotation damage and scratch are reduced.
In some embodiments, the limiting groove extends along the circumferential direction of the rotating shaft, and the extending angle is between 210 ° and 250 °.
Therefore, the extension angle theta of the limiting groove is large, so that the door body connected with the upper connecting rod can rotate inwards and outwards, and the extension angle can ensure that the door body rotates 90 degrees inwards and 90 degrees outwards.
In some embodiments, the rotating shaft seat is provided with a limiting piece, and an end of the limiting piece extends into a space formed by the limiting groove.
Therefore, the end part of the limiting part extends into the limiting groove to limit the rotating angle, and the rotating shaft is prevented from separating from the shaft hole.
In some embodiments, the upper connecting rod is provided with an embedding cavity, and the rotating block is provided with a fixing column matched with the embedding cavity;
the fixing column is provided with a threaded hole, and the wall surface of the embedding cavity is provided with a mounting hole corresponding to the wall surface.
From this, fixed column cartridge realizes fixed equipment in inlaying the dress chamber, and the package assembly can be hidden to the cartridge formula, has kept the wholeness and the aesthetic feeling of pivot structure to inlay the dress chamber and be used for installing the door body simultaneously.
In some embodiments, the upper connecting rod is provided with a positioning cavity, and the rotating block is provided with a first limiting column matched with the positioning cavity.
Therefore, the positioning cavity is matched with the first limiting column for limiting, the upper connecting rod is conveniently assembled and connected to the rotating block, the connection reliability is also improved, the first limiting column is connected in an embedded mode and is hidden in the positioning cavity without being exposed, and the integrity and the aesthetic feeling of the rotating shaft structure are kept.
In some embodiments, the lower link is provided with a first boss and a second boss, the spindle base is provided with a first recess mating with the first boss, and the spindle base is provided with a second recess mating with the second boss.
Therefore, the boss and the concave platform are matched, the relative position of the rotating shaft seat and the lower connecting rod can be limited, the assembling precision is improved, the connecting structure is more compact and reliable, and the assembling is convenient.
In some embodiments, the spindle base is adjustably connected to the lower link, and the spindle base is secured to the lower link by a fastener.
Therefore, the rotating shaft seat can be used for carrying out position adjustment in the length direction of the lower connecting rod, and the applicability is improved; the side wall of the rotating shaft seat is provided with a through hole, the side wall of the lower connecting rod is provided with corresponding threads at a plurality of different positions, and the lower connecting rod is locked and fixed through fasteners such as screws.
In some embodiments, a cross bar is attached to the end of the upper link proximate the pivot block.
Therefore, the cross rod is connected with the upper connecting rod and rotates along with the upper connecting rod, the cross rod can also assemble the door body, and the upper connecting rod is matched to improve the assembling reliability of the door body.
In some embodiments, the end part of the upper connecting rod close to the rotating block is provided with a notch, and the cross rod is inserted into the notch;
the cross rod is provided with a limiting hole, and the rotating block is provided with a second limiting column.
Therefore, the end part of the cross rod is inserted into the notch and limited by the limiting column and the limiting hole.
The utility model has the advantages that: the rotating block is embedded in the upper connecting rod, the rotating shaft seat is embedded in the lower connecting rod, the embedded connection can hide the connecting structure, the structure is reliable, and the integral structure is similar to an integral structure and attractive;
in addition, the rotating shaft is provided with a limiting groove, so that the rotating angle can be limited, and the damage or scratch caused by overlarge rotation is reduced;
moreover, the upper connecting rod can rotate inwards or outwards, the rotating angle is large, and the applicability is high.
Drawings
FIG. 1 is a block diagram of a first embodiment of the present invention;
fig. 2 is an exploded view of a first embodiment of the present invention;
fig. 3 is a connecting structure diagram of the rotating block and the rotating shaft seat according to the first embodiment of the present invention;
fig. 4 is a sectional view showing the connection between the turning block and the turning shaft seat according to the first embodiment of the present invention;
fig. 5 is a side view of a turning block of a first embodiment of the present invention;
FIG. 6 is a sectional view taken along line A-A of FIG. 5;
fig. 7 is a structural view of an upper link according to a first embodiment of the present invention;
fig. 8 is a structural view of a lower link according to a first embodiment of the present invention;
fig. 9 is a structural view of a second embodiment of the present invention;
fig. 10 is an exploded view of a second embodiment of the present invention;
fig. 11 is a structural view of a cross bar of a second embodiment of the present invention;
fig. 12 is a structural view of a third embodiment of the present invention;
fig. 13 is an exploded view of a third embodiment of the present invention;
fig. 14 is a structural view of a lower link according to a third embodiment of the present invention;
fig. 15 is a structural view of a fourth embodiment of the present invention;
fig. 16 is an exploded view of a fourth embodiment of the present invention;
wherein: 1-an upper connecting rod; 11-a positioning cavity; 12-embedding cavity; 13-notches; 2-turning the block; 21-a rotating shaft; 211-a limiting groove; 22-fixed column; 23-a first restraint post; 24-a second restraint post; 3-a rotating shaft seat; 31-shaft hole; 32-a first pocket; 33-a second recessed land; 4-a lower connecting rod; 41-a first boss; 42-a second boss; 5-a limiting part; 6-a shielding sheet; 7-a cross bar; 71-limiting hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 16, the upper and lower connecting rod rotating shaft structure includes an upper connecting rod 1, a rotating block 2, a rotating shaft seat 3 and a lower connecting rod 4;
the rotating shaft seat 3 is embedded and connected with the lower connecting rod 4; the rotating block 2 is embedded and connected with the upper connecting rod 1;
the rotating block 2 is rotatably connected with the rotating shaft seat 3;
the rotating shaft seat 3 is provided with a shaft hole 31, and the rotating block 2 is provided with a rotating shaft 21 matched with the shaft hole 31.
To explain further, the rotating shaft 21 is provided with a concave limiting groove 211, and the limiting groove 211 can limit the rotating angle of the rotating block 2.
Further, the limiting groove 211 extends along the circumferential direction of the rotating shaft 21, and the extending angle θ is between 210 ° and 250 °.
To explain, the rotating shaft base 3 is provided with a limiting member 5, and an end of the limiting member 5 extends into a space formed by the limiting groove 211.
Further explaining, the upper connecting rod 1 is provided with an embedded cavity 12, and the rotating block 2 is provided with a fixing column 22 matched with the embedded cavity 12;
the fixing column 22 is provided with a threaded hole, and the wall surface of the embedding cavity 12 is provided with a mounting hole corresponding to the threaded hole.
Further, the upper connecting rod 1 is provided with a positioning cavity 11, and the rotating block 2 is provided with a first limiting column 23 matched with the positioning cavity 11.
Further, the lower link 4 is provided with a first boss 41 and a second boss 42, the rotary shaft base 3 is provided with a first concave stage 32 matched with the first boss 41, and the rotary shaft base 3 is provided with a second concave stage 33 matched with the second boss 42.
Further, the rotating shaft base 3 is connected to the lower connecting rod 4 in an adjustable position, and the rotating shaft base 3 is fixed to the lower connecting rod 4 through a fastening member.
Further, a cross bar 7 is connected to the end of the upper connecting rod 1 close to the rotating block 2.
Further, a notch 13 is formed in the end portion, close to the rotating block 2, of the upper connecting rod 1, and the cross rod 7 is inserted into the notch 13;
the cross rod 7 is provided with a limiting hole 71, and the rotating block 2 is provided with a second limiting column 24.
Further, the upper link 1 and the lower link 4 may be formed by bending or extrusion.
The working principle is as follows:
go up the vertical placing of connecting rod 1, lower connecting rod 4 level is placed, go up connecting rod 1 through the cooperation structure of turning block 2 with pivot seat 3, the realization is rotated with lower connecting rod 4 and is connected, it can rotate in relative lower connecting rod 4 in certain angle promptly to go up connecting rod 1, the door bodies such as glass door, timber or plastic door can be installed to the chamber 12 that inlays of going up connecting rod 1, make the door body can inwards rotate, can outwards rotate again, improve the suitability, and connect through the embedded form, hidden connection structure that can be better, make whole pivot 21 structure form the structure similar to the integral type in the outward appearance, the aesthetic feeling is improved, this revolution mechanic is particularly suitable for bathroom space, the structure is reliable and simple and easy.
Referring to fig. 1 to 8, in a first embodiment of the present disclosure, an upper connecting rod 1 is formed by bending through a sheet metal process, and is provided with two positioning cavities 11 and an embedding cavity 12, the two positioning cavities 11 are respectively arranged on two sides of the embedding cavity 12, a rotating block 2 is provided with a fixing column 22 and a first limiting column 23, the fixing column 22 is embedded in the embedding cavity 12 and fixed by a fastening member such as a screw, and the embedding cavity 12 is also used for installing a door body; the two first limiting columns 23 are respectively embedded in the positioning cavity 11 to play a positioning role. Because the fixed column 22 and the first limit column 23 are both connected in a hidden embedded manner, the appearance integrity and the attractiveness of the structure of the rotating shaft 21 are maintained.
Rotatable the being connected in pivot seat 3 of turning block 2 through pivot 21 and shaft hole 31 structure, be equipped with along its circumference extension's spacing groove 211 on the pivot 21, the turned angle of turning block 2 can be injectd to spacing groove 211, be equipped with locating part 5 on the pivot seat 3, locating part 5 can be the screw, the screw is connected in pivot seat 3 through the screw, and the screw is close to the tip of pivot 21 and extends in the space that spacing groove 211 formed, when turning block 2 rotated to the limit angle, thereby locating part 5 offseted with the cell wall of spacing groove 211 and prevents that turning block 2 continues to rotate.
The extension angle theta of the limiting groove 211 is between 210 deg. and 250 deg. to realize a large rotation angle, so that the door body connected to the upper link 1 can be rotated inward and outward, at least 90 deg..
The length direction that pivot seat 3 can follow lower connecting rod 4 removes to the adjusting position is adjusted and is fixed through the screw behind the required position, is equipped with the through-hole on the lateral wall of pivot seat 3, and the lateral wall of lower connecting rod 4 can be correspondingly equipped with the screw hole of a plurality of different positions. The rotating shaft seat 3 is further provided with a shielding piece 6, the shielding piece 6 is installed on the through hole, and the through hole, the screw and other structures can be shielded, so that the aesthetic feeling is improved.
The pivot seat 3 is equipped with first concave station 32 and second concave station 33, and lower connecting rod 4 is equipped with the first boss 41 of matched with and second boss 42, and second boss 42 is higher than first boss 41, and the boss can further inject the relative position of pivot seat 3 and lower connecting rod 4 with the inlaying of concave station cooperation structure, convenient equipment, improvement reliability.
Referring to fig. 9 to 11, in a second embodiment of the present disclosure, compared with the first embodiment, a cross bar 7 is added in the second embodiment, and other structures are the same or similar, in order to more conveniently and more reliably assemble door bodies such as glass doors, wooden doors or plastic doors, the end of a lower connecting rod 4 close to a rotating block 2 is connected with the cross bar 7 and rotates with an upper connecting rod 1, the upper connecting rod 1 is connected with the cross bar 7 at a right angle, the cross bar 7 is provided with a cavity structure for embedding the door bodies, the end of the cross bar 7 is inserted into a notch 13 of the upper connecting rod 1, the cross bar 7 is provided with a limiting hole 71, and the rotating block 2 is provided with a second limiting column 24 matched with the rotating block.
Referring to fig. 12 to 14, a third embodiment of the present disclosure is similar to the first embodiment, except that the width of the lower link 4 of the third embodiment is larger, and the width is between 28mm-35mm, while the width of the lower link 4 of the first embodiment is between 18mm-25mm, in order to fit the lower link 4 with wider dimension, the spindle base 3 is formed with a step shape in appearance, i.e. the width of the spindle base 3 is correspondingly increased, its side wall extends outwards to form a step shape, the two steps are transited by an inclined surface, the lower link 4 is also provided with a first boss 41 and a second boss 42, the spindle base 3 is also provided with a first concave platform 32 and a second concave platform 33 which are matched, and the rest structures such as the rotary block 2 and the upper link 1 are the same as or similar to the first embodiment.
Referring to fig. 15 and 16, in order to more conveniently and more reliably assemble door bodies such as glass doors, wooden doors or plastic doors, etc., a cross bar 7 is additionally arranged in the fourth embodiment compared with the third embodiment, and the rest of the structure is the same or similar, the end part of a lower connecting rod 4 close to a rotating block 2 is connected with the cross bar 7 and rotates along with an upper connecting rod 1, the upper connecting rod 1 is connected with the cross bar 7 at a right angle, the cross bar 7 is provided with an embedded cavity 12 for embedding the door bodies, the end part of the cross bar 7 is inserted into a notch 13 of the upper connecting rod 1, the cross bar 7 is provided with a limiting hole 71, and the rotating block 2 is provided with a second limiting column 24 matched with the rotating block.
What has been disclosed above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The upper and lower connecting rod rotating shaft structure is characterized by comprising an upper connecting rod (1), a rotating block (2), a rotating shaft seat (3) and a lower connecting rod (4);
the rotating shaft seat (3) is embedded and connected with the lower connecting rod (4); the rotating block (2) is embedded and connected with the upper connecting rod (1);
the rotating block (2) is rotatably connected to the rotating shaft seat (3);
the rotating shaft seat (3) is provided with a shaft hole (31), and the rotating block (2) is provided with a rotating shaft (21) matched with the shaft hole (31).
2. The upper and lower connecting rod rotation shaft structure according to claim 1, wherein the rotation shaft (21) is provided with a recessed limit groove (211), and the limit groove (211) can limit the rotation angle of the rotation block (2).
3. The upper and lower connecting rod rotation shaft structure according to claim 2, wherein the stopper groove (211) extends along a circumferential direction of the rotation shaft (21) at an angle of between 210 ° and 250 °.
4. The upper and lower connecting rod rotation shaft structure according to claim 2 or 3, wherein the rotation shaft base (3) is provided with a limiting member (5), and an end of the limiting member (5) extends into a space formed by the limiting groove (211).
5. The upper and lower connecting rod rotating shaft structure as claimed in claim 1, wherein the upper connecting rod (1) is provided with an embedded cavity (12), and the rotating block (2) is provided with a fixing column (22) matched with the embedded cavity (12);
the fixing column (22) is provided with a threaded hole, and the wall surface of the embedding cavity (12) is provided with a mounting hole corresponding to the wall surface.
6. The upper and lower connecting rod rotating shaft structure according to claim 1 or 5, wherein the upper connecting rod (1) is provided with a positioning cavity (11), and the rotating block (2) is provided with a first limiting column (23) matched with the positioning cavity (11).
7. The upper and lower link shaft structure according to claim 1, wherein the lower link (4) is provided with a first boss (41) and a second boss (42), the shaft holder (3) is provided with a first recess (32) to be fitted with the first boss (41), and the shaft holder (3) is provided with a second recess (33) to be fitted with the second boss (42).
8. The upper and lower link shaft structure according to claim 1, wherein the shaft holder (3) is connected to the lower link (4) in an adjustable position, and the shaft holder (3) is fixed to the lower link (4) by a fastening member.
9. The upper and lower connecting rod rotation shaft structure according to claim 1, wherein a cross bar (7) is connected to the end of the upper connecting rod (1) near the rotating block (2).
10. The upper and lower connecting rod rotating shaft structure according to claim 9, wherein a notch (13) is formed in the end portion of the upper connecting rod (1) close to the rotating block (2), and the cross rod (7) is inserted into the notch (13);
the cross rod (7) is provided with a limiting hole (71), and the rotating block (2) is provided with a second limiting column (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021198509.9U CN212867233U (en) | 2020-06-24 | 2020-06-24 | Upper and lower connecting rod rotating shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021198509.9U CN212867233U (en) | 2020-06-24 | 2020-06-24 | Upper and lower connecting rod rotating shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212867233U true CN212867233U (en) | 2021-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021198509.9U Active CN212867233U (en) | 2020-06-24 | 2020-06-24 | Upper and lower connecting rod rotating shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212867233U (en) |
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2020
- 2020-06-24 CN CN202021198509.9U patent/CN212867233U/en active Active
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