阅读说明：本技术 一种折叠桌架 (Folding table frame ) 是由 崔宽峻 于 2019-08-29 设计创作，主要内容包括：本发明公开了一种折叠桌架,包括位于两旁侧的支撑脚组,所述支撑脚组包括前后设置的支撑脚,所述支撑脚包括第一脚管和第二脚管,所述第一脚管套设在第二脚管内并能相对移动,两第二脚管间设置有连接件,所述连接件上设置有凹槽,所述第二脚管的周壁上设置有与凹槽相联接的第一开口,所述第一管脚的周壁上设置有至少两个能与第一开口相配合的第二开口；所述凹槽中部设置有按压块,所述按压块前后端均设置有一移动片,所述移动片的一端能与第一开口、第二开口配合连接,所述移动片的另一端设置有斜槽,所述按压块上设置有与斜槽相配合的第一销钉,本发明可以简单快速的调节桌架的高度。(The invention discloses a folding table frame which comprises support leg groups positioned at two sides, wherein each support leg group comprises support legs arranged in front and at back, each support leg comprises a first leg tube and a second leg tube, the first leg tube is sleeved in the second leg tube and can move relatively, a connecting piece is arranged between the two second leg tubes, a groove is arranged on the connecting piece, a first opening connected with the groove is arranged on the peripheral wall of each second leg tube, and at least two second openings matched with the first openings are arranged on the peripheral wall of each first leg tube; the table rack is characterized in that a pressing block is arranged in the middle of the groove, moving pieces are arranged at the front end and the rear end of the pressing block, one end of each moving piece can be connected with the first opening and the second opening in a matched mode, a chute is arranged at the other end of each moving piece, and a first pin matched with the chute is arranged on the pressing block.)

1. A folding table frame comprises supporting leg groups positioned at two sides, wherein each supporting leg group comprises supporting legs arranged in the front and at the back, and the folding table frame is characterized in that each supporting leg comprises a first leg tube and a second leg tube, the first leg tubes are sleeved in the second leg tubes and can move relatively, a connecting piece is arranged between the two second leg tubes, a groove is formed in the connecting piece, a first opening connected with the groove is formed in the peripheral wall of each second leg tube, and at least two second openings matched with the first openings are formed in the peripheral wall of each first leg tube; the groove middle part is provided with according to the briquetting, according to the briquetting front and back end and all be provided with one and remove the piece, the one end that removes the piece can be connected with first opening, second opening cooperation, the other end that removes the piece is provided with the chute, be provided with the first pin with chute matched with according to the briquetting.

2. A folding table frame as claimed in claim 1, characterised in that a first spring is provided between the pressing block and the bottom of the recess.

3. A folding table frame as claimed in claim 2, wherein a notch with a downward opening is provided below said pressing block, and said first spring is provided in said notch.

4. A folding table top as claimed in any one of claims 1 to 3 wherein the movable tab is provided with a first guide surface at one end and a guide tab within the second opening, the guide tab defining a second guide surface for cooperating with the first guide surface.

5. A folding table frame as claimed in claim 4, characterized in that a second pin is arranged inside said recess, said push key being provided with a vertical slot, said second pin being coupled in cooperation with said vertical slot.

6. A folding table frame as claimed in claim 5, characterized in that said groove is also provided with a third pin, said mobile plate is provided with a transverse slot, and said third pin is coupled with said transverse slot.

7. A folding table frame as claimed in claim 6, wherein a second spring is provided in said transverse slot, one end of said second spring being cooperatively coupled to a third pin.

8. A folding table frame as claimed in claim 7, further comprising two support rods disposed in a front-rear direction, wherein the two sides of the two support rods are provided with rotation rods, the rotation rods can rotate relative to the support rods, and the rotation rods are connected with the support leg assemblies.

9. A folding table frame as claimed in claim 8, wherein said support rods comprise outer tubes, an inner tube is sleeved inside each of two sides of said outer tubes, said outer tubes and said inner tubes can move relatively to each other to extend and retract, and said inner tubes are connected to said rotating rods.

10. A folding table frame as claimed in claim 9 wherein the outer tube is hinged at each side to one end of a connecting tab, the other end of which is hinged to the second leg tube.

Technical Field

The invention relates to a folding table frame.

Background

the desk is common furniture equipment and comprises a desk frame and a desktop plate arranged above the desk frame, and the using height of the desktop plate of the existing desk is single and unchanged, so that the desk cannot be used under other special conditions, for example, the heights of the desktop plates used by people with different heights are different, and the heights of the desktop plates used in different using occasions are different.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a folding table frame.

The invention is realized by the following technical scheme:

A folding table frame comprises support leg groups positioned on two sides, wherein each support leg group comprises support legs arranged in the front and at the back, each support leg comprises a first leg tube and a second leg tube, the first leg tubes are sleeved in the second leg tubes and can move relatively, a connecting piece is arranged between the two second leg tubes, a groove is formed in the connecting piece, a first opening connected with the groove is formed in the peripheral wall of each second leg tube, and at least two second openings matched with the first openings are formed in the peripheral wall of each first leg tube; the groove middle part is provided with according to the briquetting, according to the briquetting front and back end and all be provided with one and remove the piece, the one end that removes the piece can be connected with first opening, second opening cooperation, the other end that removes the piece is provided with the chute, be provided with the first pin with chute matched with according to the briquetting.

In the embodiment of the invention, a first spring is arranged between the pressing block and the bottom of the groove.

In the embodiment of the invention, a notch with a downward opening is arranged below the pressing block, and the first spring is arranged in the notch.

In the embodiment of the invention, one end of the moving piece is provided with a first guide surface, the second opening is internally provided with a guide piece, and the guide piece is provided with a second guide surface matched with the first guide surface.

In the embodiment of the invention, a second pin is arranged in the groove, a vertical slot is arranged on the pressing key, and the second pin is in fit connection with the vertical slot.

In the embodiment of the invention, a third pin is further arranged in the groove, a transverse slot is formed in the movable sheet, and the third pin is in fit connection with the transverse slot.

In the embodiment of the invention, a second spring is arranged in the transverse clamping groove, and one end of the second spring is in fit connection with the third pin.

In the embodiment of the invention, the device also comprises two support rods which are arranged in front and at the back, rotating rods are arranged on two sides of the two support rods, the rotating rods can rotate relative to the support rods, and the rotating rods are connected with the support foot groups.

In the embodiment of the invention, the supporting rod comprises an outer tube, an inner tube is sleeved in two lateral sides of the outer tube, the outer tube and the inner tube can move relatively to stretch, and the inner tube is connected with the rotating rod.

In the embodiment of the invention, two sides of the outer pipe are hinged with one end of a connecting sheet, and the other end of the connecting sheet is hinged with the second foot pipe.

The folding table frame has the following beneficial effects: the desk frame has the advantages that the structure is simple, the rapid height change of the desk frame can be realized, the strength is not needed when the height of the desk frame is improved, the desk frame is very simple and convenient, and the desk frame can be rapidly folded.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a cross-sectional view 1 of the present invention.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is an enlarged schematic view at B in fig. 2.

Fig. 5 is an enlarged schematic view at C in fig. 2.

Fig. 6 is a cross-sectional view 2 of the present invention.

Fig. 7 is a partial exploded view of the present invention 1.

FIG. 8 is a schematic view of a first leg of the present invention.

FIG. 9 is a schematic view of the engagement of the moving plate of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.

Referring to the attached drawings of the specification, the invention discloses a folding table frame, which comprises four supporting legs positioned on the periphery of the table frame, wherein every two supporting legs form a group, and more specifically: comprises a supporting leg group 100 positioned at two sides, the supporting leg group comprises supporting legs 10 arranged in front and back, the supporting legs are telescopic, so that the height of the supporting legs can be changed when the supporting legs are used, because a table panel (not drawn in the figure) is placed above a table frame, so that the height of the table panel is changed when the table panel is used, the supporting legs comprise a first leg pipe 11 and a second leg pipe 12, the first leg pipe is sleeved in the second leg pipe and can move relatively, namely, the second leg pipe is relatively fixed and does not move, the height of the table frame is changed through the relative position relation of the first leg pipe and the second leg pipe, a connecting piece 20 is arranged between the two second leg pipes, a groove 21 is arranged on the connecting piece, the groove is mainly used for placing other parts described later, a first opening 13 connected with the groove is arranged on the peripheral wall of the second leg pipe, at least two second openings 14 matched with the first opening are arranged on the peripheral wall of the first leg pipe, the number of the second openings realizes the number of the heights of the table top boards; the middle of the groove is provided with a pressing block 30, the front end and the rear end of the pressing block are respectively provided with a moving piece 40, one end of each moving piece can be matched and connected with the first opening and the second opening, the other end of each moving piece is provided with a chute 41, and the pressing block is provided with a first pin 51 matched with the chute. According to the table frame, the pressing block is pressed downwards, the movable piece is retracted inwards (the movable piece moves towards the direction of the pressing block) under the action of the inclined groove and the first pin (the movable piece moves downwards synchronously with the pressing block), one end of the movable piece is separated from the second opening and the first opening, the clamping relation is released, and the first pin can be moved at the time, so that the height of the table frame can be changed. In one embodiment, end caps 22 are provided at the front and rear of the pressing block at the upper opening of the groove.

Further, a first spring 61 is arranged between the pressing block and the bottom of the groove. A notch 31 with a downward opening is formed below the pressing block, and the first spring is arranged in the notch. After the position relation of first foot pipe and second foot pipe has been changed, loosen the press block, its return (rise) under the effect of first spring, first pin rebound this moment, under the effect of chute, remove the piece and outwards remove (move towards the opposite direction of press block), the one end of removing the piece like this stretches into in first opening and the second opening, has realized the joint, and the height realization of table frame is fixed like this, is not changing.

Further, one end of the moving piece is provided with a first guide surface 42, a guide piece 15 is arranged in the second opening, a second guide surface 16 matched with the first guide surface is formed on the guide piece, when the height of the table frame needs to be increased, the second pin tube is lifted, the first pin tube falls under the action of the self weight of the first pin tube, the first pin tube falls to the maximum height under the action of the first guide surface and the second guide surface, then the second pin is put down, the first pin tube and the second pin tube contract relatively under the action of the self weight of the second pin tube until one end of the moving piece extends into the first opening and the second opening, the maximum height of the table frame in use is realized at this time, and if the height of the table frame needs to be reduced, the change is realized by pressing the pressing block through the actions.

In order to ensure the stable movement of the pressing block and the moving piece, a second pin 52 is arranged in the groove, a vertical slot 32 is arranged on the pressing key, and the second pin is matched and connected with the vertical slot. And a third pin 53 is further arranged in the groove, a transverse slot 43 is formed in the movable sheet, and the third pin is matched and connected with the transverse slot. In one embodiment, the second pin and the third pin are fixed to the connecting block.

In order to better realize the reset of the moving plate, a second spring 62 is arranged in the transverse clamping groove, one end of the second spring is matched and connected with a third pin, when the pressing block is pressed, the first spring and the second spring are compressed, in a preferred embodiment, when the transverse groove is manufactured on the moving plate, the transverse groove is positioned on the original plate body 44 and is bent to form two parts, the first part 45 is connected with the moving plate, and the second part 46 is parallel to the moving plate, so that the spring can be stably arranged in the transverse groove.

In the preferred embodiment of the present invention, the foldable support leg further comprises two support rods 70 arranged in front and back, two sides of the two support rods are respectively provided with a rotating rod 80, the rotating rods can rotate relative to the support rods, and the rotating rods are connected with the support leg set, so that the folding of the support legs can be realized, and the support leg set occupies a minimum space when not used or transported. The bracing piece includes outer tube 71, all overlap in the both sides side of outer tube and be equipped with an inner tube 72, outer tube and inner tube ability relative movement stretch out and draw back, the inner tube links with the dwang. Both sides of the outer tube are hinged to one end of a connecting piece 90, where the form of a rivet can be used, and the other end of the connecting piece is hinged to the second leg tube, where the form of a bolt can be used. The outer tube and the inner tube can be designed into the shape of a key clamping point, the convex pin is clamped with the open hole of the outer tube and the open hole of the inner tube by pressing the key, so that the outer tube and the inner tube are relatively fixed, the spring is also designed, the outer tube and the inner tube can move and stretch when the key is pressed, the key is reset under the action of the spring when the key is released, and the convex pin extends into the open hole of the outer tube and the open hole of the inner tube to realize the fixation.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.