Supporting foot stand capable of being unfolded through elastic pieces

Abstract

The utility model discloses a supporting foot stand unfolded by utilizing an elastic sheet, and compared with the existing supporting foot which is manually and forcibly unfolded, the supporting foot stand is characterized in that a locking assembly releases the limitation on all the supporting feet after being triggered, so that the supporting feet are in an unfolded / unfoldable state; compared with manual forced opening, the device is more convenient and labor-saving; the locking assembly comprises a clamping cover and a trigger key, and an extrusion block is arranged on the trigger key; the clamping cover is provided with a first protruding block and a first elastic piece. When the supporting legs are folded, the first protruding blocks are matched with the supporting legs to limit movement of the supporting legs relative to the main rod. The supporting legs abut against the first elastic pieces, so that the first elastic pieces generate force enabling the supporting legs to move in the unfolding direction. The trigger key is stimulated, the extrusion block extrudes the supporting leg, and the supporting leg is separated from the first convex block under the assistance of the first elastic piece; the supporting legs are in an unfolded / expandable state; and the supporting legs can be directly unfolded by a certain angle under the action of the first elastic pieces, and the structural design is ingenious.

Description

TECHNICAL FIELD

[0001] The utility model relates to support equipment field, specifically relates to a kind of support foot frame using elastic sheet to spread. BACKGROUND

[0002] Support device is often used to support projector, mobile phone, camera and other equipment;Common support structure is three-legged support;In order to realize easy storage, three-legged support is often designed as structure that can be folded and unfolded;For example, prior application with patent No.

[0003] The support foot of prior art needs to be forcibly unfolded manually when being unfolded, which is laborious and troublesome;Therefore, a support foot frame that can be unfolded more conveniently is needed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of support foot frame using elastic sheet to spread, by pressing unlocking structure, simultaneously unlocking multiple support feet, it is convenient to quickly unfold multiple support feet;Solve the problem that manually unfolding support foot one by one in prior art, which is laborious and troublesome.

[0005] To achieve the above object, the utility model provides a kind of support foot frame using elastic sheet to spread, including

[0006] Main rod;

[0007] Support foot for supporting the main rod, support foot can be unfolded or folded, when folding, support foot is close to main rod, when unfolding, support the main rod;

[0008] Locking assembly;The locking assembly is used to limit the movement of support foot relative to main rod when support foot is folded, and the locking assembly removes the limitation after triggering, so that support foot is in unfolded state / unfoldable state;

[0009] The locking assembly includes clamping cover and trigger button, and the trigger button is provided with extrusion block;First lug and first elastic sheet are provided on the clamping cover;

[0010] When folding, the first lug is matched with support foot, and the movement of support foot relative to main rod is limited;And support foot is in abutment with the first elastic sheet, so that the first elastic sheet generates force to make support foot move in unfolding direction;Stimulate the trigger button, and the extrusion block extrudes support foot, so that support foot is separated from the first lug;Support foot is in unfolded state / unfoldable state.

[0011] Specifically, the support leg is provided with a second protrusion; when the support leg is folded, the first protrusion and the second protrusion abut against each other; and the abutting surface of the first protrusion or / and the second protrusion is an inclined surface; when the pressing block presses the support leg, the first protrusion and the second protrusion move relatively along the inclined surface; so that the support leg is separated from the first protrusion.

[0012] Specifically, the first protrusion comprises an inner inclined surface and an outer inclined surface; when the clamping structure is matched with the support leg, the abutting surface of the first protrusion and the second protrusion is the inner inclined surface of the first protrusion; and the surface opposite to the inner inclined surface is the outer inclined surface.

[0013] Specifically, one end of the first elastic sheet is fixedly connected with the clamping cover, and the other end extends in a direction away from the main rod; when the support leg is folded, the other end of the first elastic sheet is pressed in a direction close to the main rod.

[0014] Specifically, the clamping cover comprises a top surface perpendicular to the side surface of the trigger button, and a side surface arranged around the top surface of the clamping cover; and the side surface of the clamping cover is perpendicular to the top surface of the clamping cover; the first protrusion is arranged on the top surface of the clamping cover; and the first elastic sheet is arranged on the side surface of the clamping cover.

[0015] Specifically, the pressing block is arranged protruding from the side surface of the trigger button and has an inclined surface structure; the support leg is provided with a pressing surface for abutting against the inclined surface; when the trigger button moves, the pressing surface moves relatively along the inclined surface from a position close to the trigger button to a position away from the trigger button.

[0016] Specifically, the locking assembly comprises a fixed seat, a trigger button and a second elastic member; the fixed seat is connected with the main rod; the second elastic member is arranged between the trigger button and the fixed seat.

[0017] When the trigger button is stimulated, the trigger button moves in a direction to compress the second elastic member, and drives the pressing block to move, the pressing block presses the support leg, and the restriction of the first protrusion on the support leg is released.

[0018] Specifically, the fixed seat is provided with a groove, one end of the second elastic member is accommodated in the groove, and the other end of the second elastic member is sleeved on the trigger button.

[0019] Specifically, the clamping cover is arranged above the groove of the fixed seat, and forms an accommodation space with the groove of the fixed seat; one end of the trigger button extends into the accommodation space, and the trigger button moves in the accommodation space after being stimulated.

[0020] Specifically, the trigger button is provided with an extension part at one end of the second elastic sleeve, the extension part surrounds the trigger button in the axial direction, and the second elastic sleeve and the extension part abut against each other; and the extension part is used for abutting against the clamping cover or the fixing base to limit the displacement of the trigger button in the accommodation space.

[0021] Specifically, the main rod is provided with a connecting seat, one end of the supporting leg is rotatably connected with the connecting seat, and the other end is a free end; when the free end of the supporting leg is matched with the locking assembly, the supporting leg is in the folded state; and when the free end of the supporting leg is not matched with the locking assembly, the supporting leg is in the unfolded or unfoldable state.

[0022] Specifically, the top of the end of the trigger button, which is not sleeved with the elastic sleeve, is provided with a pressing cap.

[0023] The utility model discloses the beneficial effects:

[0024] 1. Compared with the manual one-by-one unfolding supporting leg of the prior art, the utility model discloses the locking assembly after triggering, and the restriction to all supporting legs is cancelled, so that the supporting leg is in the unfolded / unfoldable state; compared with manual forced opening, it is more convenient and labor-saving.

[0025] 2. The locking assembly comprises a clamping cover and a trigger button, the trigger button is provided with a pressing block, the clamping cover is provided with a first protruding block and a first elastic sheet, when the supporting leg is folded, the first protruding block is matched with the supporting leg to limit the movement of the supporting leg relative to the main rod, and the supporting leg abuts against the first elastic sheet, so that the first elastic sheet generates a force for moving the supporting leg in the unfolding direction; the trigger button is stimulated, the pressing block extrudes the supporting leg, and under the assistance of the first elastic sheet, the supporting leg is separated from the first protruding block; the supporting leg is in the unfolded / unfoldable state; and due to the action of the first elastic sheet, the supporting leg can be directly unfolded by a certain angle; by stimulating the movement of the trigger button, the movement of the pressing block is driven to directly extrude the supporting leg, the restriction to the supporting leg is cancelled, and the structure design is ingenious. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained from the structure shown in the drawings without creating labor.

[0027] Figure 1 It is the fully folded structure diagram of the supporting leg frame of the utility model;

[0028] Figure 2 It is the fully unfolded structure diagram of the supporting leg frame of the utility model;

[0029] Figure 3 Enlarged view of the locking assembly in the unfolded state of the support leg of the utility model;

[0030] Figure 4 Exploded view of the locking assembly in the unfolded state of the support leg of the utility model

[0031] Figure 5 Structure diagram of the trigger button in the unfolded state of the support leg of the utility model;

[0032] Figure 6 Enlarged view of the locking structure in the folded state of the support leg of the utility model;

[0033] Figure 7 Exploded view of the locking structure in the folded state of the support leg of the utility model.

[0034] Brief Description of the Drawings:

[0035] 1, main rod

[0036] 2, support leg; 21, second protrusion; 23, extrusion surface

[0037] 3, locking assembly; 31, trigger button; 311, extrusion block; 313, extension;

[0038] 32, fixed seat; 33, clamping cover; 34, second elastic piece;

[0039] 331, first protrusion; 332, first elastic sheet;

[0040] 4, reinforcing rib;

[0041] 5, connecting seat.

[0042] The utility model aims to realize, function characteristics and advantages will be combined with the embodiment, and further description is made with reference to the drawings. DETAILED DESCRIPTION

[0043] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0044] It should be noted that if the embodiments of the utility model have directionality indication (such as up, down, left, right, front, back, etc.), the directionality indication is only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directionality indication also changes accordingly.

[0045] In addition, if the embodiments of the utility model have descriptions such as "first", "second", etc., the descriptions of "first", "second", etc. are only for description purposes and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features with "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary technical personnel in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist and is not within the protection scope required by the utility model.

[0046] The existing support foot usually includes a main rod 1 and a support foot 2 for supporting the main rod 1, one end of the support foot 2 is rotatably connected with the main rod 1 or a connecting seat sleeved on the main rod 1, and the other end is a free end; when the free end of the support foot 2 is fully unfolded, the support foot 2 is used to support the main rod 1, and a shooting device, a mobile phone, a light supplementing lamp and the like can be connected on the main rod 1; therefore, the support foot 2 is relatively common in the scene of live broadcast and shooting; after use, the free end of the support foot 2 can be folded on the main rod 1, so that the support foot 2 is convenient to carry; in order to prevent the free end of the support foot 2 from being accidentally opened under the action of gravity or external force after being folded on the main rod 1, a convex point or a concave groove is arranged on the support foot 2, and a concave groove or a convex point structure matched with the support foot 2 is arranged at the bottom of the main rod 1, so as to ensure that the support foot 2 cannot be opened at will after being folded on the main rod 1; however, such a structure needs to manually and forcibly separate the support foot 2 and the main rod 1 when the support foot 2 is used again, which is laborious and troublesome.

[0047] In order to solve the above problems, the utility model provides a support foot 2 frame convenient to unfold, referring to Figure 1 and Figure 2 It comprises

[0048] A main rod 1;

[0049] A support foot 2 for supporting the main rod 1, the support foot 2 can be unfolded or folded, and the support foot 2 is close to the main rod 1 when being folded and supports the main rod 1 when being unfolded;

[0050] A locking assembly 3: the locking assembly 3 is used to limit the movement of the support foot 2 relative to the main rod 1 when the support foot 2 is folded, and the locking assembly 3 releases the limitation after being triggered, so that the support foot 2 is in an unfolded state or a state capable of being unfolded.

[0051] Referring to Figure 3 and Figure 6 , the locking assembly 3 comprises a clamping cover 33 and a trigger button 31, the trigger button 31 is provided with a pressing block 311; the clamping cover 33 is provided with a first protrusion 331 and a first elastic sheet 332; when the support leg 2 is folded, the first protrusion 331 is matched with the support leg 2, and the movement of the support leg 2 relative to the main rod 1 is limited; and the support leg 2 abuts against the first elastic sheet 332, and the first elastic sheet 332 is pressed, so that the first elastic sheet 332 generates a force for moving the support leg 2 in the unfolding direction; the trigger button 31 is stimulated, the pressing block 311 presses the support leg 2, and under the assistance of the first elastic sheet 332, the support leg 2 is separated from the first protrusion 331; the support leg 2 is in an unfolded / unfoldable state; and the support leg is directly unfolded by a certain angle due to the action of the first elastic sheet 332, and the structure design is ingenious.

[0052] Compared with the prior art manual forced unfolding of the support leg 2, the support leg 2 is directly pressed away by stimulating the trigger button to drive the movement of the pressing block 311, and the limitation on the support leg 2 is released, and the structure design is ingenious; the locking assembly 3 releases the limitation on all the support legs 2 after being triggered, so that the support leg 2 is in an unfolded / unfoldable state; and compared with manual forced opening, it is more convenient and labor-saving.

[0053] In the embodiment, the number of support legs of the support leg 2 frame is 3, but it should not be understood as being limited thereto, and can also be 4, 5 or other numbers.

[0054] In the embodiment, the stimulation mode of the trigger button 31 includes pressing or rotating or hitting; but it is not limited thereto.

[0055] Referring to Figure 4 and Figure 5 , in the embodiment, one end of the first elastic sheet 332 is fixedly connected with the clamping cover 33, and the other end extends in a direction away from the main rod 1; when the support leg 2 is folded, the other end of the first elastic sheet 332 is pressed in a direction close to the main rod 1; so that the first elastic sheet 332 generates an elastic force for unfolding the support leg 2; the elastic force also makes the support leg 2 unfold by a certain angle after being unlocked, and move away from the original position.

[0056] In the embodiment, the engaging cover 33 is arranged at the bottom of the main rod 1 and surrounds the trigger button 31; the engaging cover 33 comprises a top surface perpendicular to the side surface of the trigger button 31 and a side surface arranged around the top surface of the engaging cover 33; the side surface of the engaging cover 33 extends away from the first protrusion 331 from the top surface of the engaging cover 33; the first protrusion 331 is arranged on the top surface of the engaging cover 33; the first elastic sheet 332 is arranged on the side surface of the engaging cover 33; specifically, the side surface of the engaging cover 33 is provided with a receiving groove, one end of the first elastic sheet 332 is connected with the bottom of the receiving groove, and the other end extends outward to form a cantilever structure; due to the characteristics of the material itself and the cantilever structure, the first elastic sheet 332 generates elastic force; when the supporting leg 2 is folded, the cantilever end of the first elastic sheet is pressed; after the trigger button 31 is unlocked, the first elastic sheet 22 can provide a pushing force to push away the supporting frame 2; and the user has a better feeling when pressing the trigger button 31 to unlock.

[0057] Referring to Figures 6-7 , the supporting leg 2 is provided with a second protrusion 21; when the supporting leg 2 is folded, the first protrusion 331 and the second protrusion 21 abut against each other; the rotation of the supporting leg 2 is limited; wherein the abutting surface of the first protrusion 331 or / and the second protrusion 21 is a slope; when the pressing block 311 presses the supporting leg 2, the first protrusion 331 and the second protrusion 21 move along the slope; so that the supporting leg 2 is separated from the first protrusion 33; the design of the abutting surface as a slope ensures that the first protrusion 311 and the second protrusion 21 can be smoothly separated when the pressing block 311 presses the supporting leg 2.

[0058] In the embodiment, the number of the first protrusion 311 and the second protrusion 21 can be multiple.

[0059] In the embodiment, the pressing block 311 protrudes from the side surface of the trigger button 31 and has a slope structure; the supporting leg 2 is provided with a pressing surface 23 for abutting against the slope; the pressing surface 23 moves along the slope from a position close to the trigger button 31 to a position away from the trigger button 31; so as to press the supporting leg 2 away.

[0060] In the embodiment, the locking assembly 3 comprises a fixed seat 32, a trigger button 31 and a second elastic member 34; the fixed seat 32 is connected with the main rod 1; the second elastic member 34 is arranged between the trigger button 31 and the fixed seat 32; stimulating the trigger button 31, the trigger button 31 moves in the direction of compressing the second elastic member 34, and drives the pressing block 311 to move, the pressing block 311 presses the supporting leg 2, and the restriction of the first protrusion 331 on the supporting leg 2 is released

[0061] In the embodiment, the trigger button drives the pressing block to move to release the restriction, which avoids forcibly separating the supporting leg 2 and the main rod 1 with a large force.

[0062] In the embodiment, the fixed seat 32 is connected with the main rod 1 at one end and is provided with a groove at the other end. One end of the second elastic member 34 is accommodated in the groove and abuts against the bottom of the groove, and the other end is sleeved with the trigger button 31 or abuts against the trigger button 31. When the trigger button 31 is pressed, the second elastic member 34 is compressed, the trigger button 31 is displaced to drive the extrusion block 311 to move. After the trigger button 31 is released, the trigger button 31 drives the extrusion block 311 to return to the initial position under the action of the second elastic member 34, and the trigger button 31 can be pressed again.

[0063] The fixed seat 32 can be an integral structure with the main rod 1 or two independent structures connected together by bonding, bolts or the like. The second elastic member 34 can be a spring or a spring sheet.

[0064] Specifically, the clamping cover 33 is arranged above the groove of the fixed seat 32 to form an accommodation space with the groove of the fixed seat 32. One end of the trigger button 31 extends into the accommodation space, and the trigger button 31 moves in the accommodation space after being stimulated.

[0065] In the embodiment, the second elastic member 34 is located in the accommodation space, and the cross section of the accommodation space is slightly larger than that of the second elastic member 34, so that the elastic member 34 can only be compressed or stretched along its own axis. Preferably, the second elastic member 34 is a spring.

[0066] In the embodiment, the top of the end of the trigger button 31 which is not sleeved with the second elastic member 34 is provided with a pressing cap, which facilitates pressing or receiving external stimulation.

[0067] Referring to Figure 4 and Figure 5 , the end of the trigger button 31 sleeved with the second elastic member 34 is provided with an extension 313 which surrounds the trigger button 31 in the axial direction, and the second elastic member 34 abuts against the extension 313. The extension 313 is used to abut against the clamping cover 33 or the fixed seat 32 to limit the displacement of the trigger button 31 in the accommodation space.

[0068] In the embodiment, the first protrusion 331 comprises an inner inclined surface 3311 and an outer inclined surface 3312; when the engaging structure 33 is adapted with the support leg 2, the surface of the first protrusion 331 abutting against the second protrusion 21 is the inner inclined surface 3311 of the first protrusion 331; that is, the surface facing the trigger button 31 is the inner inclined surface 3311, and the surface not facing the trigger button 31 is the outer inclined surface 3312; when it is needed to fold the support leg 2, the support leg 2 is directly manually rotated to approach the main rod 1; in the folding process, firstly, the second protrusion 331 abuts against the first protrusion 21; then slightly force is applied, the second protrusion 21 slides along the outer inclined surface of the first protrusion 331 and passes the highest point of the first protrusion 331, and then abuts against the inner inclined surface 3311 of the first protrusion 331 again; at this time, the first elastic sheet 22 abuts against the side wall of the support leg 2, and the first elastic sheet 22 is deformed to provide a pushing force for unfolding the support leg when it is unlocked.

[0069] In the embodiment, the main rod 1 is provided with a connecting seat, one end of the support leg 2 is rotatably connected with the connecting seat 5, and the other end is a free end; when the free end of the support leg 2 is adapted with the locking assembly 3, the support leg 2 is in a folded state; when the free end of the support leg 2 is not adapted with the locking assembly 3, the support leg 2 is in an unfolded or unfoldable state; wherein the connecting seat 5 can be sleeved on the main rod 1 and slide relative to the main rod 1.

[0070] In the embodiment, the reinforcing rib 4 is further provided, one end of the reinforcing rib is rotatably connected with the support leg 2; the reinforcing rib can greatly improve the stability of the support leg 2.

[0071] The above only describes the preferred embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct / indirect application in other related technical fields under the inventive concept of the utility model and according to the contents of the utility model specification and drawings are included in the patent protection range of the utility model.

Claims

1. A support stand utilizing a spring sheet expansion, characterized by, The utility model provides a kind of telescopic umbrella, including Main rod; Support the main rod of support foot, support foot can be deployed or retract, when support foot retracts, it is close to main rod, deploy and support the main rod; Locking assembly; The locking assembly is used to limit the movement of the support foot relative to the main rod when the support foot is retracted, and the locking assembly releases the limitation after triggering; The locking assembly includes a clamping cover and a trigger button, the trigger button is provided with a pressing block, the clamping cover is provided with a first protrusion and a first elastic sheet; When the support foot is retracted, the first protrusion is matched with the support foot to limit the movement of the support foot relative to the main rod, and the support foot is in abutment with the first elastic sheet, so that the first elastic sheet generates a force to move the support foot in the direction of deployment, and the trigger button is stimulated, the pressing block presses the support foot, so that the support foot is separated from the first protrusion.

2. The support kickstand utilizing a spring deployment according to claim 1, wherein, One end of the first elastic sheet is fixedly connected with the clamping cover, and the other end is inclinedly extended away from the main rod, and when the support foot is retracted, the other end of the first elastic sheet is pressed in the direction close to the main rod.

3. The support kickstand utilizing a spring deployment according to claim 2, wherein, The clamping cover includes a top surface perpendicular to the side surface of the trigger button and a side surface arranged around the top surface of the clamping cover, the first protrusion is arranged on the top surface of the clamping cover, and the first elastic sheet is arranged on the side surface of the clamping cover.

4. The support kickstand utilizing a spring deployment according to claim 1, wherein, The support foot is provided with a second protrusion, the first protrusion and the second protrusion are in abutment with each other when the support foot is retracted, and the abutment surface of the first protrusion and / or the second protrusion is inclined, the first protrusion and the second protrusion move relatively along the inclined surface when the pressing block presses the support foot, so that the support foot is separated from the first protrusion.

5. The support kickstand utilizing a spring deployment according to claim 4, wherein, The first protrusion includes an inner inclined surface and an outer inclined surface, the surface of the first protrusion and the second protrusion in abutment with each other is the inner inclined surface of the first protrusion when the clamping structure is matched with the support foot, and the surface opposite to the inner inclined surface is the outer inclined surface.

6. The support kickstand utilizing a spring deployment according to claim 1, wherein, The pressing block is arranged protruding from the side surface of the trigger button and has an inclined surface structure, the support foot is provided with a pressing surface for abutment with the inclined surface, and the pressing surface moves relatively along the inclined surface when the trigger button moves, from a position close to the trigger button to a position away from the trigger button.

7. The support kickstand utilizing a spring deployment according to claim 1, wherein, The locking assembly includes a fixed seat and a second elastic member, the fixed seat is connected with the main rod, and the second elastic member is arranged between the trigger button and the fixed seat. When the trigger button is stimulated, the trigger button moves in the direction of compressing the second elastic member, and drives the pressing block to move, the pressing block presses the support foot to release the limitation of the first protrusion on the support foot.

8. The support kickstand utilizing a spring deployment according to claim 7, wherein, The fixed seat is provided with a groove, one end of the second elastic member is accommodated in the groove and in abutment with the bottom of the groove, and the other end of the second elastic member is sleeved on the trigger button.

9. The support kickstand utilizing a spring deployment according to claim 8, wherein, The clamping cover is arranged above the groove to form an accommodation space with the groove, one end of the trigger button extends into the accommodation space, and the trigger button moves in the accommodation space after being stimulated.

10. The support kickstand utilizing a spring deployment according to any one of claims 1-9, wherein, The main rod is provided with a connecting seat, one end of the supporting leg is rotatably connected with the connecting seat, and the other end is a free end. When the free end of the supporting leg is matched with the locking assembly, the supporting leg is in a folding state; when the free end of the supporting leg is not matched with the locking assembly, the supporting leg is in an unfolded or unfoldable state.

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