CN217603692U - Support frame that can open and shut automatically - Google Patents
Support frame that can open and shut automatically Download PDFInfo
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- CN217603692U CN217603692U CN202220888801.6U CN202220888801U CN217603692U CN 217603692 U CN217603692 U CN 217603692U CN 202220888801 U CN202220888801 U CN 202220888801U CN 217603692 U CN217603692 U CN 217603692U
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Abstract
The utility model provides a supporting frame capable of automatically opening and closing, which comprises a base, a top block and a plurality of telescopic units; the telescopic unit comprises an elastic piece, a supporting leg and a connecting rod; the top block is arranged below the base, the centers of the top block and the base are positioned on the same vertical line, one end of the connecting rod is rotatably connected with the top block, the other end of the connecting rod is movably connected with one end of the supporting leg, the supporting leg is slidably connected with the bottom of the base, and the supporting leg can slide along the radial direction of the bottom of the base; one end of the elastic piece is connected with the middle part of the base, and the other end of the elastic piece is connected with the supporting leg. The utility model discloses make the supporting legs of support frame have the automatic function that opens and shuts, overcome prior art well support frame complex operation, waste time and energy, the defect of inconvenient carrying makes support frame simple structure, convenient to use and labour saving and time saving.
Description
Technical Field
The utility model relates to a lifting support technical field, concretely relates to support frame that can open and shut automatically.
Background
With the rapid development of society and the continuous improvement of living standard of people, electronic devices such as mobile phones, tablet computers and cameras and supporting devices for supporting the electronic devices have gradually merged into the lives of people. Today's socioeconomic development, the place that needs the support in making a video recording, the measurement is more and more, and the support frame has played an important role, and traditional support frame has played an important role for a long time. In the imaging and measuring work, the most commonly used support frame comprises three support legs, a lifting rod, a connecting base and the like.
The prior art and the support frame of the existing product have some disadvantages: 1. the bracer need break off three stabilizer blade respectively to the assigned position in the use, and complex operation wastes time and energy. 2. The supporting legs are not changed in storage, are easy to open in the moving or carrying process and are inconvenient to carry. 3. In the moving process, the three support legs are easy to dislocate, the support frame needs to be readjusted, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a support frame that can open and shut automatically, concrete technical scheme is as follows:
a supporting frame capable of being automatically opened and closed comprises a base, a top block and a plurality of telescopic units; the telescopic unit comprises an elastic piece, supporting legs and a connecting rod;
the top block is arranged below the base, the centers of the top block and the base are positioned on the same vertical line, one end of the connecting rod is rotatably connected with the top block, the other end of the connecting rod is movably connected with one end of the supporting leg, the supporting leg is slidably connected with the bottom of the base, and the supporting leg can slide along the radial direction of the bottom of the base;
one end of the elastic piece is connected with the middle part of the base, and the other end of the elastic piece is connected with the supporting legs.
In a specific embodiment, the bottom of the base is provided with sliding grooves with the same number as the supporting feet, and the sliding grooves are arranged along the radial direction of the bottom of the base;
the supporting legs are connected with the sliding grooves in a sliding mode. The supporting legs slide along the radial direction of the bottom of the base through the matching of the sliding grooves and the supporting legs, and the base is supported by the supporting legs conveniently.
In a specific embodiment, two sides of the sliding groove are provided with sliding groove openings, the supporting leg is provided with a sliding shaft, and the supporting leg is connected with the connecting rod through the sliding shaft;
two ends of the sliding shaft penetrate through the sliding groove openings, and the supporting legs slide in the sliding grooves through the sliding shaft sliding in the sliding groove openings. When the base drives the elastic part to stretch under the action of external force and the elastic part resets, the supporting legs can slide in the sliding grooves, so that the telescopic function of the supporting legs is realized.
In a specific embodiment, the sliding groove opening comprises a strip-shaped groove opening and an arc-shaped groove opening, the strip-shaped groove opening is communicated with the arc-shaped groove opening in a smooth transition mode, and the supporting legs extend out of the base outwards and downwards after passing through the strip-shaped groove opening to the arc-shaped groove opening. Through setting up bar notch and arc notch, make the supporting legs transversely accomodate in the bar notch for the base when not being in operating condition, in extending to the arc notch for the base when being in operating condition, realize the supporting legs outwards smoothly and glide downwards.
In a specific embodiment, the device further comprises a pushing rod, wherein one end of the pushing rod is connected with the connecting rod shaft, and the other end of the pushing rod is connected with the supporting foot shaft.
In a specific embodiment, the push rod is provided with a first connecting shaft and a second connecting shaft, the bottom of the base is provided with sliding grooves with the same number as the supporting legs, and two sides of each sliding groove are provided with sliding groove openings;
the push rod is connected with the connecting rod through the first connecting shaft, and two ends of the first connecting shaft penetrate through the sliding groove openings;
the push rod is connected with the supporting legs through the second connecting shaft, and two ends of the second connecting shaft penetrate through the sliding groove openings. Based on the setting of catch bar, can reduce connecting rod length, the catch bar plays limiting displacement to the supporting legs simultaneously, avoids the supporting legs to break away from the sliding groove mouth.
In a specific embodiment, a side of the base facing the top block is provided with a receiving groove for receiving the top block, and the receiving groove is communicated with the sliding groove. Make the carriage when operating condition, the base removes for the kicking block is decurrent, and the holding tank provides accommodation space for the kicking block.
In a specific embodiment, the top surface of the base is provided with a clamping structure for being connected with external equipment, so that the base is fixedly connected with the external equipment, and the connection stability of the base and the external equipment is improved.
In a specific embodiment, the number of the supporting feet is at least three, and the at least three supporting feet are mutually separated by a preset angle. For example, if three support legs are taken as an example, the preset angle is preferably 120 degrees, and the interval angle between two adjacent support legs is greater than or equal to 45 degrees, so that the stability of the support frame capable of automatically opening and closing is improved.
In a specific embodiment, one end of the supporting foot, which is far away from the connecting rod, is a placing end, and the bottom of the placing end is provided with an arc-shaped surface. The support is convenient, and the placed plane is prevented from being damaged.
The utility model discloses following beneficial effect has at least:
the utility model relates to a supporting frame capable of automatically opening and closing, which comprises a base, a top block and a plurality of telescopic units; the telescopic unit comprises an elastic piece, a supporting leg and a connecting rod; the top block is arranged below the base, the centers of the top block and the base are positioned on the same vertical line, one end of the connecting rod is rotatably connected with the top block, the other end of the connecting rod is movably connected with one end of the supporting leg, the supporting leg is slidably connected with the bottom of the base, and the supporting leg can slide along the radial direction of the bottom of the base; one end of the elastic piece is connected with the middle part of the base, and the other end of the elastic piece is connected with the supporting leg. The utility model discloses the supporting legs that makes the support frame have the automatic function that opens and shuts, overcome prior art well support frame complex operation, waste time and energy, the defect of inconvenient carrying makes support frame simple structure, convenient to use and labour saving and time saving.
Further, the sliding groove opening comprises a strip-shaped groove opening and an arc-shaped groove opening, smooth transition communication is conducted between the strip-shaped groove opening and the arc-shaped groove opening, and the supporting legs outwards and downwards extend out of the base after passing through the strip-shaped groove opening and the arc-shaped groove opening. When the supporting legs are not in use, the supporting legs are stored in the sliding grooves and are vertically arranged relative to the base after passing through the arc-shaped notches, the structure is simple, the use is convenient, and the supporting legs provide supporting force for the base.
Furthermore, the supporting legs are far away from one end of the connecting rod and are used for placing ends, and the bottom of each placing end is provided with an arc-shaped surface, so that the friction force of each placing end is increased, and the stability of the supporting frame capable of automatically opening and closing is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of a first structure of a support frame capable of automatically opening and closing according to the present invention;
fig. 2 is a second schematic structural view of the support frame capable of automatically opening and closing according to the present invention;
fig. 3 is an exploded view of the support frame capable of automatically opening and closing according to the present invention;
fig. 4 is a schematic view of a third structure of the supporting frame capable of automatically opening and closing according to the present invention.
Reference numerals:
1-a base; 2-a top block; 3-supporting the feet; 4-a connecting rod; 5-pushing the rod; 6-an elastic member; 7-a first connecting shaft; 8-a second connecting shaft; 11-a sliding groove; 12-a sliding notch; 13-accommodating the tank; 14-a limiting rod; 31-a second groove; 32-a placement end; 51-a first groove; 111-bar slot opening; 112-arc-shaped notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the utility model provides a support frame that can open and shut automatically, including base 1, kicking block 2 and a plurality of flexible unit, flexible unit includes elastic component 6, supporting legs 3 and connecting rod 4. The kicking block 2 sets up in the below of base 1, and the center of kicking block 2 and base 1 both is located same perpendicular line, and the one end and the kicking block 2 of connecting rod 4 rotate to be connected, and the other end swing joint of connecting rod 4 supports the one end of foot 3, and supporting legs 3 and base 1's bottom sliding connection, and supporting legs 3 can slide along the radial direction of base 1 bottom, and the radial direction is the straight line direction who passes base 1 bottom central axis.
One end of the elastic piece 6 is connected with the middle part of the base 1, and the other end of the elastic piece 6 is connected with the supporting leg 3. The elastic piece 6 is used for supporting the foot 3 to stretch out of the surface of the base 1 when the base 1 moves downwards relative to the jacking block 2 under the action of external force, and the elastic piece 6 deforms in a stretching mode and provides elastic resetting force for the supporting foot 3.
Specifically, the elastic member 6 is preferably a metal spring, and may be made of other polymer materials having excellent elastic properties.
The bracer among the prior art need break three stabilizer blade off with fingers and thumb to the assigned position in the use, complex operation and waste time and energy, the utility model discloses a mutually supporting of base 1, kicking block 2 and telescopic unit makes a plurality of supporting legss 3 have synchronous flexible function, and avoids supporting legss 3 dislocation, leads to the user to need readjust the support frame, waste time. When external equipment is placed on the base 1, the base 1 moves downwards relative to the top block 2, the elastic piece 6 stretches and deforms, and the supporting legs 3 synchronously extend out of the base 1; when the base 1 is separated from the external equipment, the elastic piece 6 is reset and drives the supporting legs 3 to contract.
The utility model discloses a when not placing external equipment on base 1, supporting legs 3 are accomodate in base 1, and when placing external equipment on base 1, supporting legs 3 stretches out base 1 under connecting rod 4's drive. The utility model overcomes among the prior art supporting legs 3 remove or carry the easy open defect of in-process, make the support frame possess the automatic function that opens and shuts, supporting legs 3 stretch out the elasticity restoring force that also can provide through elastic component 6 behind the 1 surface of base and reset, convenient to carry, the convenience is high.
Example 1
As shown in fig. 1 to 4, a clamping structure (not shown in the figures) is disposed on the top surface of the base 1, and in this embodiment, the clamping structure includes a clamping groove, and a clamping jaw is correspondingly disposed on one side of the external device connected to the base 1, and the clamping jaw is clamped in the clamping groove, so that the external device is clamped to the base 1. Avoid the connection structure poor stability between external equipment and the base 1, lead to external equipment to drop and cause loss of property.
Optionally, in other embodiments, the clamping structure may also include a clamping jaw, a clamping groove is correspondingly disposed on one side of the external device connected to the base 1, and the clamping jaw is clamped with the clamping groove, so that the external device is clamped with the base 1.
As shown in fig. 1 to 4, the base 1 is provided with sliding grooves 11 corresponding to the supporting feet 3 in number on the side facing the top block 2, and the sliding grooves 11 are arranged along the radial direction of the bottom of the base 1. In this embodiment, the supporting frame capable of automatically opening and closing includes three supporting legs 3, and three sliding grooves 11 are correspondingly disposed on the base 1. The mutual interval of three sliding tray 11 is predetermine the angle, and then makes three supporting legs 3 predetermine the angle each other at the interval, improves the stability of the support frame that can open and shut automatically, avoids causing the external equipment with the support frame adaptation to break because of the poor stability, causes loss of property. The width of sliding tray 11 and the width looks adaptation of supporting legs 3, supporting legs 3 are located sliding tray 11, and supporting legs 3 imbeds sliding tray 11, and with sliding tray 11 sliding connection.
Specifically, the preset angle between three sliding grooves 11 is preferably 120 degrees, so that three supporting feet 3 are spaced 120 degrees from each other, and the stress on three supporting feet 3 is balanced. And the interval angle between two adjacent supporting legs is more than or equal to 45 degrees, which is beneficial to the stability of the supporting frame which can be automatically opened and closed.
As shown in fig. 1 to 4, the supporting legs 3 are connected with the connecting rod 4 through the pushing rods 5, the pushing rods 5 are located in the sliding grooves 11, sliding groove openings 12 are formed in two sides of the sliding grooves 11, one end of each pushing rod 5 is connected with the supporting leg 3 through a shaft, and the other end of each pushing rod 5 is connected with the connecting rod 4 through a shaft. The connecting axle includes first connecting axle 7 and second connecting axle 8, and first connecting axle 7 and second connecting axle 8 set up respectively at the both ends of catch bar 5, and first connecting axle 7 is used for being connected catch bar 5 with connecting rod 4 hub connections, and second connecting axle 8 is used for being connected catch bar 5 with supporting legs 3 hub connections. Based on the setting of catch bar 5, can reduce connecting rod 4 length, catch bar 5 plays limiting displacement to supporting legs 3 simultaneously, avoids supporting legs 3 to break away from sliding groove opening 12.
One end of the push rod 5, which is in contact with the connecting rod 4, is provided with a first groove 51, the end of the connecting rod 4 is positioned in the first groove 51, and two sides of the first groove 51 and the end of the connecting rod 4 are provided with first mounting holes which are aligned with each other. The first connecting shaft 7 penetrates through the first through hole of the first groove 51 and the first through hole at the end part of the connecting rod 4 to connect the push rod 5 with the connecting rod 4 through a shaft, the two ends of the first connecting shaft 7 penetrate through the sliding groove openings 12, and the push rod 5 and the connecting rod 4 are respectively connected with the sliding groove 11 in a sliding manner through the first connecting shaft 7.
Supporting legs 3 is provided with second recess 31 with the one end of catch bar 5 contact, the tip of catch bar 5 is located second recess 31, second recess 31 both sides are provided with the second mounting hole of mutual alignment with the tip of catch bar 5, second connecting axle 8 passes the second through-hole of second recess 31 and the second through-hole of catch bar 5 tip with catch bar 5 and 3 hub connections of supporting legs, and the both ends of second connecting axle 8 pass sliding groove 12, catch bar 5 and supporting legs 3 pass through second connecting axle 8 respectively with sliding tray 11 sliding connection.
The supporting leg 3 is further provided with a limiting shaft 14, two ends of the limiting shaft 14 penetrate through the sliding groove openings 12, and the limiting shaft 14 and the second connecting shaft 8 are correspondingly arranged to ensure that the supporting leg 3 slides along the length direction of the sliding groove 11.
Specifically, the inner side of the sliding groove 12 has a smooth surface, so that the limiting shaft 14, the first connecting shaft 7, the second connecting shaft 8 and the sliding groove 12 are connected in a sliding manner.
As shown in fig. 1 to 4, the sliding notch 12 includes a bar-shaped notch 111 and an arc-shaped notch 112, and the bar-shaped notch 111 and the arc-shaped notch 112 are in smooth transition communication. When the base 1 does not receive the external force, the pushing rod 5 and the supporting rod 3 are located in the strip-shaped notch 111, and when the base 1 moves downwards relative to the top block 2 under the external force, the connecting rod 4 drives the pushing rod 5 and the supporting legs 3 to move from the strip-shaped notch 111 to the arc-shaped notch 112.
The strip-shaped notch 111 of the slide groove is parallel to the top surface of the base 1, and the arc-shaped notch 112 of the slide groove is bent downward relative to the top block 2. When the base 1 moves downward relative to the top block 2 by an external force, the supporting legs 3 are vertically arranged relative to the base 1 through the arc-shaped notches 112 of the sliding grooves. Simple structure, convenient to use makes the supporting legs provide holding power for the base.
As shown in fig. 1 to 4, one end of the supporting foot 3 away from the connecting rod 3 is a placing end 32 for contacting with the contact surface. The bottom of the placing end 32 is provided with an arc surface, which is convenient for supporting and improves the stability of the supporting frame which can be automatically opened and closed.
Specifically, the arc surface is further provided with a non-slip pad (not shown in the figure) for increasing the friction force of the placing end 32, and further improving the stability of the support frame capable of automatically opening and closing.
Specifically, the supporting legs 3 are hollow structures, so as to be convenient for extension and carrying.
Specifically, the supporting legs 3 are made of aluminum, so that the weight of the supporting legs 3 is reduced, and the supporting legs are convenient to stretch and carry.
As shown in fig. 1 to 4, a receiving groove 13 is further provided on the second side of the base 1, and the receiving groove 13 is adapted to the top block 2 for receiving the top block 2 when the base 1 moves downward relative to the top block 2. The periphery of accommodating groove 13 communicates with sliding tray 11 for connecting rod 4 provides accommodation space, and when accommodating groove 13 held kicking block 2, connecting rod 4 was located sliding tray 11, and supporting legs 3 stretched to the maximum angle.
As shown in fig. 2, when the base 1 moves downwards relative to the top block 2, the supporting legs 3 are driven to move to the tail ends of the arc-shaped notches 112 along the strip-shaped notches 111, at this time, the supporting legs 3 extend downwards to the limit position, the bottoms of the top block 2 and the supporting legs 3 are located on the same plane, the supporting surface of the supporting frame capable of automatically opening and closing is increased, and the supporting stability of the supporting frame capable of automatically opening and closing is further improved.
Example 2
One end of the connecting rod 4 is rotatably connected with the top block 2, and the other end of the connecting rod 4 is movably connected with one end of the supporting leg 3. The two sides of the sliding groove 11 are provided with sliding groove openings 12, the supporting legs 3 are provided with sliding shafts, and the supporting legs 3 are connected with the connecting rods 4 through the sliding shaft shafts.
The two ends of the sliding shaft pass through the sliding groove openings 12, and the supporting feet 3 slide in the sliding grooves 11 by sliding in the sliding groove openings 12.
Other contents in this embodiment are the same as those in embodiment 1, and are not described herein again.
Those skilled in the art will appreciate that the drawings are merely schematic representations of one preferred implementation scenario and that the blocks or flow diagrams in the drawings are not necessarily required to practice the present invention.
Those skilled in the art will appreciate that the modules in the devices in the implementation scenario may be distributed in the devices in the implementation scenario according to the description of the implementation scenario, or may be located in one or more devices different from the present implementation scenario with corresponding changes. The modules of the implementation scenario may be combined into one module, or may be further split into multiple sub-modules.
The sequence numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the implementation scenario.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The support frame capable of being automatically opened and closed is characterized by comprising a base, a top block and a plurality of telescopic units; the telescopic unit comprises an elastic piece, supporting legs and a connecting rod;
the top block is arranged below the base, the centers of the top block and the base are positioned on the same vertical line, one end of the connecting rod is rotatably connected with the top block, the other end of the connecting rod is movably connected with one end of the supporting leg, the supporting leg is slidably connected with the bottom of the base, and the supporting leg can slide along the radial direction of the bottom of the base;
one end of the elastic piece is connected with the middle part of the base, and the other end of the elastic piece is connected with the supporting legs.
2. The automatic opening and closing support frame according to claim 1, wherein the bottom of the base is provided with sliding grooves with the same number as the supporting feet, and the sliding grooves are arranged along the radial direction of the bottom of the base;
the supporting legs are connected with the sliding grooves in a sliding mode.
3. The automatic opening and closing support frame as claimed in claim 2, wherein sliding notches are formed at both sides of the sliding groove, a sliding shaft is arranged on the support leg, and the support leg is connected with the connecting rod through the sliding shaft;
two ends of the sliding shaft penetrate through the sliding groove openings, and the supporting legs slide in the sliding grooves through the sliding shaft sliding in the sliding groove openings.
4. The support frame capable of automatically opening and closing as claimed in claim 3, wherein the sliding notch comprises a strip-shaped notch and an arc-shaped notch, the strip-shaped notch and the arc-shaped notch are communicated in a smooth transition mode, and the support leg extends out of the base outwards and downwards after passing through the strip-shaped notch to the arc-shaped notch.
5. The automatic opening and closing support frame according to claim 1, further comprising a push rod, wherein one end of the push rod is connected with the connecting rod shaft, and the other end of the push rod is connected with the supporting leg shaft.
6. The automatic opening and closing support frame as claimed in claim 5, wherein the push rod is provided with a first connecting shaft and a second connecting shaft, the bottom of the base is provided with sliding grooves with the same number as the supporting legs, and two sides of the sliding grooves are provided with sliding groove openings;
the push rod is connected with the connecting rod through the first connecting shaft, and two ends of the first connecting shaft penetrate through the sliding groove openings;
the push rod is connected with the supporting legs through the second connecting shaft, and two ends of the second connecting shaft penetrate through the sliding groove openings.
7. The automatic opening and closing support frame according to claim 2, wherein a receiving groove for receiving the top block is disposed on one side of the base facing the top block, and the receiving groove is communicated with the sliding groove.
8. The automatic opening and closing support frame according to claim 1, wherein the top surface of the base is provided with a clamping structure for connecting with an external device.
9. The automatic opening and closing support frame according to claim 1, wherein the number of the support legs is at least three, and the at least three support legs are spaced from each other by a preset angle.
10. The automatically opening and closing support frame according to claim 1, wherein one end of the support leg far away from the connecting rod is a placing end, and the bottom of the placing end is provided with an arc-shaped surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220888801.6U CN217603692U (en) | 2022-04-15 | 2022-04-15 | Support frame that can open and shut automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220888801.6U CN217603692U (en) | 2022-04-15 | 2022-04-15 | Support frame that can open and shut automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217603692U true CN217603692U (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220888801.6U Active CN217603692U (en) | 2022-04-15 | 2022-04-15 | Support frame that can open and shut automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217603692U (en) |
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2022
- 2022-04-15 CN CN202220888801.6U patent/CN217603692U/en active Active
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