CN212455109U - Top steering joint of mosquito net bracket - Google Patents
Top steering joint of mosquito net bracket Download PDFInfo
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- CN212455109U CN212455109U CN202021008962.9U CN202021008962U CN212455109U CN 212455109 U CN212455109 U CN 212455109U CN 202021008962 U CN202021008962 U CN 202021008962U CN 212455109 U CN212455109 U CN 212455109U
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Abstract
The utility model discloses a top steering joint of a mosquito net bracket, which is used for installing the mosquito net bracket with a vertical rod, a cantilever rod and a beam, and comprises a cantilever rod adapter, wherein the cantilever rod adapter is a pipe joint with a switching included angle larger than or equal to 90 degrees, the transverse end of the pipe joint can be sleeved with the cantilever rod, and the vertical end of the pipe joint points downwards; the three-way type three-dimensional joint comprises an upper end, a lower end and a horizontal end, wherein the lower end can be sleeved with the vertical rod along a Z axis, the upper end is sleeved with the vertical end along the Z axis, and the horizontal end can be sleeved with the cross beam along the X axis; the centre gripping inner core, the centre gripping inner core is vertical tube-shaped body, there is spacing supporting block bottom in the section of thick bamboo of vertical tube-shaped body, there is the scarf joint recess at the top of vertical tube-shaped body, three-way type three-dimensional joint lower extreme, pole setting and vertical end cup joint in proper order, the horizontal end directional Y axle of coupling, when the horizontal end is on a parallel with the X axle, one of them side tip of spacing supporting block offsets with ending a position wall piece. The top end the utility model discloses simple structure, simple to operate for house bedding occasion.
Description
Technical Field
The utility model relates to a top steering joint of a mosquito net bracket.
Background
The telescopic mosquito net support in the prior art generally comprises an upright rod, a telescopic cantilever rod, a cross beam and a cantilever end cross rod, wherein the upright rod, the telescopic cantilever rod and the cross beam are fixedly connected by welding, and as the upright rod, the telescopic cantilever rod and the cross beam are mostly produced by thin-wall stainless steel pipes, welding holes are easily formed during welding, the use process is not firm, the welding position is a quality weak link of the whole mosquito net support, and complaints of users are often suffered.
In order to solve the quality problem of the welded three-dimensional connection point, some technical schemes adopt the design of combined insertion of castings, for example, Chinese patent application with application number 201320209798.1 and publication number CN203262759U discloses a top steering joint of a mosquito net support, which comprises a base joint and a rotating joint, wherein the base joint comprises a vertically arranged base joint main body and a longitudinally arranged longitudinal rod inserted column, the base joint main body is a hollow cylinder, and the longitudinal rod inserted column is connected with the upper part of the base joint main body; the rotary joint is a pipe joint and comprises a circular insertion pipe vertically arranged downwards, a transverse rod insertion joint transversely arranged and a bending connecting part for connecting the insertion pipe and the transverse rod insertion joint, wherein a convex positioning lock is arranged on the inner wall surface of the base joint main body along the radial direction, the insertion pipe is divided into a circular arc-shaped corner limiting ring and a circular arc-shaped positioning notch on the pipe body at the bottom end, the positioning notch corresponds to the positioning lock, the insertion pipe of the rotary joint is inserted into the base joint main body, the positioning lock is positioned in the positioning notch after the insertion, and the rotation angle of the rotary joint is controlled through the positioning lock and the corner limiting ring. The adapter can meet the positioning and contraction requirements of the cantilever rod when the mosquito net support is installed, but the convex positioning lock is arranged on the inner wall surface of the base adapter main body along the radial direction, so that the positioning and welding operation are troublesome during production, the production efficiency is influenced, and a user is not easy to notice the structure hidden in the pipe during installation, so that the installation is troublesome; and because the cooperation of the corner spacing ring and the circular arc-shaped positioning gap only rotates within the range of 90 degrees, but the rotation of the cantilever rod is opposite to each other when the mosquito net frame is contracted, the base joints of each set of mosquito net frame are respectively equipped with the directions corresponding to the left and right vertical rods for use, the mosquito net frame cannot be used in the left and right directions, the trouble of a user is increased, the installation is inconvenient, a manufacturer also has a left or right marking process on the base joints, and the processing cost is increased.
The utility model discloses a three-way type three-dimensional joint is equivalent to prior art's base joint, the utility model discloses a cantilever bar adapter is equivalent to prior art's rotation and connects.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a top steering joint of a mosquito net support with high production efficiency and convenient installation.
The technical proposal of the mosquito net bracket of the utility model for solving the technical problem is that: the installation of the mosquito net frame with the vertical rod, the cantilever rod and the crossbeam comprises a cantilever rod adapter, wherein the cantilever rod adapter is a pipe joint with an included angle of more than or equal to 90 degrees, the transverse end of the pipe joint can be sleeved with the cantilever rod, and the vertical end of the pipe joint points downwards; the three-way type three-dimensional joint comprises an upper end, a lower end and a horizontal end, wherein the lower end can be sleeved with the vertical rod along a Z axis, the upper end is sleeved with the vertical end along the Z axis, and the horizontal end can be sleeved with the cross beam along the X axis; the clamping inner core is a vertical cylindrical body, a limiting supporting block is arranged at the bottom in the cylinder of the vertical cylindrical body, and an embedding groove is arranged at the top of the vertical cylindrical body;
the outer shape of the cross section of the clamping inner core is matched with the inner shape of the cross section of the vertical rod, and the inner shape of the cross section of the clamping inner core is matched with the outer shape of the cross section of the vertical end;
the inner shape of the cross section of the lower end of the three-way type three-dimensional joint is matched with the outer shape of the cross section of the vertical rod, and the top end of the three-way type three-dimensional joint is provided with a limit stop which is matched with the embedding groove; the bottom of the vertical end is provided with a stop wall block extending downwards; when the lower end of the three-way type three-dimensional joint, the clamping inner core and the vertical end are sequentially sleeved, the transverse end of the pipe joint points to the Y axis, and the horizontal end is parallel to the X axis, one side end of the limiting supporting block abuts against the stop wall block.
Has the advantages that: in the technical scheme, the three-way type three-dimensional joint and the clamping inner core are adopted to install and position the upright post, the peripheral shape of the cross section of the clamping inner core is matched with the internal shape of the cross section of the upright post,
the inner shape of the cross section of the lower end of the three-way type three-dimensional joint is matched with the outer shape of the cross section of the upright rod, when the three-way type three-dimensional joint is installed, the lower end of the three-way type three-dimensional joint is sleeved with the clamping inner core to form an annular space, and the upright rod is inserted into the annular space from bottom to top, so that the upright rod is fixed in the annular space; the inner shape of the cross section of the clamping inner core is matched with the outer shape of the cross section of the vertical end, so that the vertical end of the cantilever rod adapter is inserted into the inner hole of the clamping inner core from top to bottom and is clamped by the clamping inner core;
when the three-way three-dimensional joint is installed, the clamping inner core and the upper end of the three-way three-dimensional joint are sleeved, the embedding groove is arranged on the upper end surface of the clamping inner core, the limit stop is arranged at the top end of the three-way three-dimensional joint, along with the joint of the top end surface and the upper end surface, the limit stop simultaneously enters the embedding groove, the alignment of the relative positions of the limit stop and the embedding groove is visual operation in the whole jointing process, the defect that a positioning device is hidden and invisible in a pipe for installation in the prior art is overcome, after the top end is jointed with the upper end surface, the limit stop simultaneously enters the embedding groove, the clamping inner core is stably limited in the three-way three-dimensional joint, the vertical end of the cantilever rod adapter is sleeved into the clamping inner core from top to bottom, at the moment, the cantilever rod adapter is rotated until the limit support block is contacted with the end part of the stop wall block, the transverse end of the cantilever rod is, the pipe joint is positioned by clamping the inner core, and the operation is very convenient. The limit stop block, the limit supporting block, the stop wall block and the embedding groove are arranged on the outer surface of the part, so that the processing and the inspection are convenient, the production efficiency is improved, a user can clearly see the limit on the outer surface, and the alignment is also convenient during installation. When the cantilever rod adapter rotates until the stop wall block is abutted against any end of the limit supporting block, the stop wall block and the limit supporting block form a semicircle, namely the formed included angle is 180 degrees, so when the stop wall block is abutted against any end of the limit supporting block, the transverse end of the cantilever rod adapter can point to the Y axis, the horizontal section of the three-way three-dimensional joint points to the X axis, the cantilever rod adapter and the three-way three-dimensional joint on the left and right upright rods correspond to the cantilever rod adapter and the three-way three-dimensional joint on the left and right upright rods, the cantilever rod adapter and the three-way three-dimensional joint are in the same use state as the other side, the three-way three-dimensional joint corresponding to the left and right upright rods has universality, each mosquito net frame only needs to be provided with the unified adapter and the three-way three-dimensional joint, the interchangability is high, and the defect that the three-way three-dimensional joint needs to be provided with the left and right adapters, the production mold is simple and universal, and the production cost is reduced.
As a further improvement to the technical scheme, the bottom of the vertical end is abutted against the top part of the limiting and supporting block. This improvement makes spacing supporting block have the supporting role to cantilever bar adapter to make the degree of depth that vertical end got into the centre gripping inner core unified, improved the regularity nature of the both sides height of mosquito net frame.
As a further improvement to the technical scheme, the outer wall surface of the top end of the clamping inner core and the inner wall surface of the top end of the three-way type three-dimensional joint are respectively provided with mutually staggered bulges, and the height of each bulge along the direction perpendicular to the z axis is equal to the wall thickness of the vertical rod. When the improvement is used for combining the top end of the clamping inner core and the top end of the three-way type three-dimensional connector, the mutually staggered bulges enable the lower end of the three-way type three-dimensional connector and the clamping inner core to be sleeved to form an annular space, so that the vertical rod can be conveniently installed and inserted, and the vertical rod is more stable in the annular space due to the structure.
As a specific scheme for the technical scheme, the three-way type three-dimensional joint is a plastic casting. The material of the specific scheme is simple and light, and the material and production cost can be reduced.
As another specific solution to the above technical solution, the adjacent end portions of the horizontal end and the vertical end are mutually embedded and hinged, and the embedded portion enables the horizontal end to rotate around the hinged portion to a position which is linear with the vertical end. This concrete scheme can make more convenient and save space when packing and accomodating.
As a specific scheme of the above technical scheme, the cross sections of the lower end and the vertical rod are both rectangular, the outer shape of the cross section of the clamping inner core is rectangular, and the inner shape of the cross section of the clamping inner core is circular.
As a specific scheme for the above technical scheme, the cross sections of the lower end, the clamping inner core and the vertical rod are all circular.
Drawings
Fig. 1 is an exploded view of the present invention;
fig. 2 is a schematic view of the working state of the present invention;
fig. 3 is a cross-sectional view of the present invention;
FIG. 4 is a cross-sectional view of a three-way type solid joint and an internal holding sandwich core;
FIG. 5 is an enlarged view of A in FIG. 4;
fig. 6 is a cross-sectional view of the present invention after being nested with a post;
fig. 7 is a perspective structural view of the present invention and a column;
FIG. 8 is a bottom view B of FIG. 7;
figure 9 is a bottom view B of figure 7 when the cantilever lever adapter is rotated 180;
FIG. 10 is a perspective view of the present invention after being fitted with a pillar;
figure 11 is a stowed condition view of the cantilevered lever joint;
fig. 12 is an exploded view of the second embodiment.
In the drawings, the components represented by the respective reference numerals are listed below:
2. erecting a rod; 3. a cross beam; 4. a cantilever bar; 11. a cantilever rod adapter; 111. a transverse end; 112. a vertical end; 12. a three-way type three-dimensional joint; 126. an upper end; 127. a lower end; 125. a horizontal end; 121. clamping the inner core; 1211. embedding grooves; 1212. a limit supporting block; 113. a stop wall block; 123. a limit stop block; 124. and (4) protruding.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example one
Referring to fig. 1, the top turning joint of the mosquito net frame of the present embodiment includes a cantilever rod joint 11, a three-way type solid joint 12, and a clamping inner core 121; the cantilever rod adapter 11 is a pipe joint with an adapter included angle larger than or equal to 90 degrees, a vertical end 112 of the pipe joint points downwards, and a stop wall block 113 extending downwards is arranged at the bottom of the vertical end 112; the three-way type solid joint 12 comprises an upper end 126, a lower end 127 and a horizontal end 125, wherein the lower end 127 can be sleeved with the vertical rod 2 along the Z axis, and the upper end 126 is sleeved with the vertical end 112 along the Z axis; the clamping core 121 is a vertical cylinder, in this embodiment, the clamping core 121 is a rectangular vertical cylinder; the bottom in the tube of the vertical tube-shaped body is provided with a limit supporting block 1212; the cross sections of the lower end 127 and the upright 2 are both rectangular, the outer shape of the cross section of the clamping inner core 121 is rectangular, and the inner shape is circular.
Referring to fig. 2, the top steering joint of the mosquito net frame of the embodiment is used for installing a mosquito net frame, the mosquito net frame is provided with a vertical rod 2, a cantilever rod 4 and a beam 3, the transverse end 111 of the cantilever rod adapter can be sleeved with the cantilever rod 4, and the horizontal end 125 can be sleeved with the beam 3 along the X-axis direction.
Referring to fig. 3, the inner shape of the cross section of the clamping inner core 121 is matched with the outer shape of the cross section of the vertical end 112, and the bottom of the vertical end 112 is abutted against the top of the limit supporting block 1212. The vertical end 112 of the cantilever rod adapter 11 is inserted into the inner hole of the clamping inner core 121 from top to bottom and clamped by the clamping inner core 121, the limiting support block 1212 has a supporting effect on the cantilever rod adapter 11, the depth of the vertical end 112 entering the clamping inner core 121 is uniform, and the height regularity of two sides of the mosquito net frame is improved.
Referring to fig. 4, a limit stop 123 is arranged at the top end of the three-way type three-dimensional joint 12; referring to fig. 5, the outer wall surface of the top end of the holding core 121 and the inner wall surface of the top end of the three-way type three-dimensional joint 12 are respectively provided with protrusions 124 which are staggered with each other; the top of the vertical cylindrical body is provided with an embedding groove 1211, and referring back to fig. 4, the limit stop 123 is matched with the embedding groove 1211; during installation, the clamping inner core 121 is sleeved with the upper end 126 of the three-way type three-dimensional joint 12, the embedding groove 1211 is arranged on the upper end face of the clamping inner core 121, the limit stop 123 is arranged at the top end of the three-way type three-dimensional joint 12, and along with the fact that the top end face is to be jointed with the upper end face, the limit stop 123 simultaneously enters the embedding groove 1211, in the whole jointing process, alignment of the relative positions of the limit stop 123 and the embedding groove 1211 is visual operation, the defect that a positioning device in the prior art is hidden in a pipe and cannot be seen in installation is overcome, after the top end is jointed with the upper end face, the limit stop 123 simultaneously enters the embedding groove 1211, and the clamping inner core 121 is stably limited in the three-way type three; the limit stop 123 and the scarf joint groove 1211 are arranged on the outer surface of the part, so that the processing and the inspection are convenient, the production efficiency is improved, the limit of a user on the outer surface is clear at a glance, and the alignment is convenient during installation; the cross-sectional view of the three-way solid joint 12, the clamping inner core 121 and the cantilever rod joint 11 after being sequentially sleeved is shown in fig. 3.
Referring to fig. 6, the outer shape of the cross section of the clamping inner core 121 is matched with the inner shape of the cross section of the upright 2, and the inner shape of the cross section of the lower end 127 of the three-way solid joint 12 is matched with the outer shape of the cross section of the upright 2; the height of the protuberance 124 along the axis perpendicular to the z-axis is equal to the wall thickness of the uprights 2; the three-way type solid joint 12 and the clamping inner core 121 are adopted to install and position the upright rod 2, so that when the top end of the clamping inner core 121 and the top end of the three-way type solid joint 12 are combined, the mutually staggered bulges 124 enable the lower end 127 of the three-way type solid joint 12 and the clamping inner core 121 to be sleeved to form an annular space, and the upright rod 2 can be conveniently installed and inserted.
Referring to fig. 7, when the lower end 127, the clamping core 121 and the vertical end 112 of the three-way type three-dimensional joint 12 are sequentially sleeved, the transverse end 111 of the pipe joint points to the Y axis, and the horizontal end 125 is parallel to the X axis, one side end of the limit supporting block 1212 abuts against the stop wall block 113. The cantilever rod adapter 11 is sleeved into the clamping inner core 121 from top to bottom, and at this time, as long as the cantilever rod adapter 11 is rotated until the limiting support block 1212 is contacted with the end of the stop wall block 113, the transverse end 111 of the cantilever rod adapter 11 points to the Y axis, and the horizontal end 125 of the three-way type three-dimensional joint 12 points to the X axis, so that the effect of positioning the pipe joint is achieved through the clamping inner core 121, and the operation is very convenient; as shown in fig. 4, the limiting support block 1212 and the stop wall block 113 are both disposed on the outer surface of the component, so as to facilitate processing and inspection, improve production efficiency, enable the user to clearly limit the position on the outer surface, and facilitate alignment during installation; with reference to fig. 8 and 9, when the cantilever rod adapter 11 rotates until the stop wall block 113 abuts against any end of the limit support block 1212, the stop wall block 113 and the limit support block 1212 form a semicircle, that is, the included angle formed is 180 °, so when the stop wall block 113 abuts against any end of the limit support block 1212, the lateral end 111 of the cantilever rod adapter 11 can point to the Y axis, the horizontal end 125 of the three-way three-dimensional joint 12 points to the X axis, corresponding to the cantilever rod adapter 11 and the three-way three-dimensional joint 12 on the left and right vertical rods 2, as long as the cantilever rod adapter 11 on one side is rotated 180 °, the usage status of the cantilever rod adapter 11 and the three-way three-dimensional joint 12 is the same as that on the other side, so that the three-way three-dimensional joint 12 corresponding to the left and right vertical rods 2 has universality, so each mosquito net stand can be equipped with a unified pipe joint and a three-way three-dimensional joint 12, the interchange universality is high, the defect that the three-way type three-dimensional joint 12 needs to be arranged on the left and the right in the prior art is overcome, the production mold is simple and universal, and the production cost is reduced.
The pole 2 is inserted into the annular space from below upwards, see figure 10, so that the pole 2 is fixed in the annular space, and the construction makes the pole 2 more stable in the annular space.
Referring to fig. 11, the adjacent ends of the horizontal end 111 and the vertical end 112 are embedded and hinged with each other, and the embedded parts enable the horizontal end 111 to rotate around the hinged position to be in a straight line with the vertical end 112; can make the packing and the time of accomodating more convenient and save space.
Example two
Essentially the same as in the first embodiment, with the difference that, with reference to figure 12, the cross-sections of the lower end 127, the gripping core 121 and the upright 2 are all circular; so that the top steering joint of the mosquito net frame is suitable for the cylindrical upright 2. Improve the application range of the utility model.
Claims (7)
1. A top steering joint of a mosquito net support is used for installing a mosquito net frame with an upright rod, a cantilever rod and a cross beam and comprises a cantilever rod adapter, wherein the cantilever rod adapter is a pipe joint with a switching included angle larger than or equal to 90 degrees, the transverse end of the pipe joint can be sleeved with the cantilever rod, and the vertical end of the pipe joint points downwards;
the three-way type three-dimensional joint comprises an upper end, a lower end and a horizontal end, wherein the lower end can be sleeved with the vertical rod along a Z axis, the upper end is sleeved with the vertical end along the Z axis, and the horizontal end can be sleeved with the cross beam along the X axis;
the method is characterized in that:
the clamping inner core is a vertical cylindrical body, a limiting supporting block is arranged at the bottom in the cylinder of the vertical cylindrical body, and an embedding groove is formed in the top of the vertical cylindrical body;
the outer shape of the cross section of the clamping inner core is matched with the inner shape of the cross section of the vertical rod, and the inner shape of the cross section of the clamping inner core is matched with the outer shape of the cross section of the vertical end;
the inner shape of the cross section of the lower end of the three-way type three-dimensional joint is matched with the outer shape of the cross section of the vertical rod, a limit stop is arranged at the top end of the three-way type three-dimensional joint, and the limit stop is matched with the embedding groove;
the bottom of the vertical end is provided with a stop wall block extending downwards;
when the lower end of the three-way type three-dimensional joint, the clamping inner core and the vertical end are sequentially sleeved, the transverse end of the pipe joint points to the Y axis, and the horizontal end is parallel to the X axis, one side end of the limiting supporting block abuts against the stop wall block.
2. The top steering joint of mosquito net stand of claim 1, characterized in that: the bottom of the vertical end is abutted against the top of the limiting supporting block.
3. The top steering joint of mosquito net stand of claim 1, characterized in that: the outer wall surface of the top end of the clamping inner core and the inner wall surface of the top end of the three-way type three-dimensional joint are respectively provided with a protrusion which is staggered with each other, and the height of the protrusion along the direction perpendicular to the z axis is equal to the wall thickness of the vertical rod.
4. Top steering joint for mosquito net stands according to any of claims 1 to 3, characterized in that: the three-way type three-dimensional joint is a plastic casting.
5. Top steering joint for mosquito net stands according to any of claims 1 to 3, characterized in that: the adjacent end parts of the transverse end and the vertical end are mutually embedded and hinged, and the embedded parts enable the transverse end to rotate to a position which is in a straight line with the vertical end around the hinged part.
6. Top steering joint for mosquito net stands according to any of claims 1 to 3, characterized in that: the cross sections of the lower end and the vertical rod are rectangular, the outer shape of the cross section of the clamping inner core is rectangular, and the inner shape of the cross section of the clamping inner core is circular.
7. Top steering joint for mosquito net stands according to any of claims 1 to 3, characterized in that: the cross sections of the lower end, the clamping inner core and the vertical rod are all circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008962.9U CN212455109U (en) | 2020-06-04 | 2020-06-04 | Top steering joint of mosquito net bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008962.9U CN212455109U (en) | 2020-06-04 | 2020-06-04 | Top steering joint of mosquito net bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212455109U true CN212455109U (en) | 2021-02-02 |
Family
ID=74479021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021008962.9U Active CN212455109U (en) | 2020-06-04 | 2020-06-04 | Top steering joint of mosquito net bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212455109U (en) |
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2020
- 2020-06-04 CN CN202021008962.9U patent/CN212455109U/en active Active
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