CN214016784U - Wall-hung chair backrest - Google Patents

Abstract

The utility model discloses a hang wall seat back, including back board, mounting, slider, setting element, elastic component and button, the mounting is connected on the wall when the installation, the slider is connected the back of back board and with the vertical slip of mounting is pegged graft, correspond on the mounting the setting element is equipped with a plurality of draw-in grooves of vertical last interval arrangement, the setting element activity sets up on slider or the back board and thereby the elastic component under the elastic drive with the draw-in groove joint is together fixed the slider, needs to adjust during the back board height, press the button can push open thereby the setting element is relieved the setting element with joint relation between the draw-in groove. By operating the button, the slider can be released to move the slider and the back board up and down, thereby realizing the height adjustment of the back board.

Description

Wall-hung chair backrest

Technical Field

The utility model relates to a hang wall seat back especially relates to a liftable hang wall seat back.

Background

Some bathrooms or entrance halls are provided with seats, but most of the seats are floor type and can be moved like the ordinary chairs used in daily life, the chairs occupy large space, and particularly under the condition that the space of most bathrooms or entrance halls is not large, the chairs are crowded, and the floor type seats cannot be fixed and can easily slide when being used on a wet ground. The seat is installed on the wall gradually by a certain improved structure, namely the seat is fixed on the wall, so that the supporting legs are saved, the space below the seat can be vacated, even some seats can be folded, and the seat can be folded to lean against the wall under the condition of nonuse. However, such wall-mounted seats are relatively simple in structure, usually only have a seat plate, i.e. no backrest, and the user sitting in the shower chair can only lean against the wall, which is not comfortable. Certainly, people can think that a back board is also fixed on the wall surface, but the back board can not be changed after the position is fixed, and the use requirements of people with different heights can not be met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a height-adjustable hangs wall seat back, it has overcome the not enough that the background art exists. The utility model provides a technical scheme that its technical problem adopted is:

hang wall seat back, including the back board, still include mounting, slider, setting element, elastic component and button, the mounting is connected on the wall when the installation, the slider is connected the back of back board and with the vertical slip of mounting is pegged graft, correspond on the mounting the setting element is equipped with a plurality of draw-in grooves of interval arrangement in vertical, the setting element activity sets up on slider or the back board and under the elastic drive of elastic component with the draw-in groove joint together thereby fixes the slider, need adjust during the back board height, press the button can push open thereby the setting element removes the setting element with joint relation between the draw-in groove.

Compared with the background technology, the technical scheme has the following advantages:

the mounting is installed on the wall, and the back board passes through the slider and is connected with the mounting, consequently can install the back board on the wall with moving about, and setting element and mounting joint restrict the back board under the normal condition. The sliding piece and the back board move up and down by operating the button, thereby realizing the height adjustment of the back board.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is an exploded perspective view of a first embodiment of a wall mountable seat back.

Fig. 2 is a perspective view of the stationary member of the wall-hung seat back shown in fig. 1.

Fig. 3 is a perspective view of the positioning member of the wall-hung seat back shown in fig. 1.

Fig. 4 is a perspective view of the back rest of the wall-hung chair shown in fig. 1 (with the fasteners omitted).

Fig. 5 is a schematic cross-sectional view illustrating the positioning member and the fixing member of the wall-hung seat back shown in fig. 1 in a clamped state.

Fig. 6 is a schematic view illustrating a state where a positioning member and a fixing member of the backrest of the wall-hung seat shown in fig. 1 are separated from each other.

Fig. 7 is a schematic view illustrating the movement of the shaft of the positioning member of the backrest of the wall-hung seat shown in fig. 1 along the travel slot.

FIG. 8 is an exploded perspective view of a second embodiment of a wall mountable seat back.

Fig. 9 is a perspective view of the back rest of the wall-mountable seat shown in fig. 8 (with the anchor and back plate omitted).

FIG. 10 is a perspective view of the button of the wall mountable seat back of FIG. 8.

Fig. 11 is a cross-sectional view of the positioning member and the fixing member of the wall-hung seat back shown in fig. 8 in a clamping state.

FIG. 12 is a cross-sectional view of the positioning member and the fixing member of the wall-mountable seat back shown in FIG. 8 in a separated state.

Detailed Description

Example one

Referring to fig. 1 to 7, the wall-mounted seat back includes a back board 10, a fixing member 20, a sliding member 30, a positioning member 40, an elastic member 50 and a button 60, wherein the fixing member 20 is connected to a wall surface during installation, and the sliding member 30 is connected to the back surface of the back board 10 and is vertically inserted into the fixing member 20 in a sliding manner, so that the back board 10 can move up and down relative to the fixing member 20, that is, can move vertically on the wall surface. A plurality of slots 22 (three slots in this embodiment) are vertically arranged on the fixing member 20 at intervals corresponding to the positioning member 40, the positioning member 40 is movably disposed on the sliding member or the backrest plate (the sliding member and the backrest plate are connected together), and the positioning member 40 is driven by the elastic force of the elastic member 50 to be connected with the slots 22 in a clamping manner to fix the sliding member 30, so that the sliding member and the backrest plate are locked. When the height of the backrest plate 10 needs to be adjusted, the button 60 is pressed to push the positioning element 40 away, so that the clamping relation between the positioning element and the clamping groove 22 is released, that is, the sliding element can be released, and the height of the backrest plate 10 can be adjusted.

Preferably, the button 60 is provided on the backboard 10. Further preferably, the button 60 is located on the front surface of the back plate 10, and the back plate 10 is provided with a relief hole corresponding to the button 60. The button of the embodiment is arranged at the right middle position of the backboard.

Preferably, the positioning member 40 can move linearly in a direction perpendicular to the wall surface, and the slider 30 is released after the button 60 is pressed. That is, after the button is pressed, the positioning member 40 is linearly moved toward the wall surface to be separated from the catching groove 22. After the button is released, the resilient member 50 pushes back the positioning member 40 to re-engage with the engaging groove 22.

Preferably, the fixing member 20 is provided with a walking groove 24, the walking groove 24 extends vertically and is communicated with the clamping groove 22, and the width of the walking groove 24 is smaller than that of the clamping groove 22; the positioning member 40 is columnar and comprises a column body 42 and a column head 44 connected to the front end of the column body, wherein the width of the column head 44 is larger than that of the column body 42; the column head 44 limits the sliding piece when being clamped with the clamping groove 22, the column head 44 moves forwards and exits from the clamping groove 22 after the button is pressed, and the column body 42 can move vertically along the walking groove 24; the rear end of the shaft 42 is connected with the button 60, and the elastic piece 50 is tensioned between the button 60 and the sliding piece 30; the walking grooves 24 extend upward beyond the top surface of the fixing member 20. That is, in the locked position, the post head 44 engages the slot 22, as shown in FIG. 5. When button 60 is pressed, stud 44 exits slot 22 and shaft 42 is relatively thin and can move within slot 24, thereby allowing height adjustment, as shown in fig. 7. The top surface of the fixing piece is upwards extended from the walking groove, so that the installation can be convenient, namely the sliding piece 30 is directly inserted from top to bottom. In fact, in this embodiment, the middle of the positioning member 40 is further provided with a stop ring 46, and the stop ring 46 is used for limiting the distance of the button ejection, so as to ensure that the column head 44 and the column body 42 of the positioning member 40 can just match with the slot 22 and the walking groove 24 on the fixing member 20 when the button is pressed or ejected.

Preferably, the back of the fixing element 20 is provided with an installation guide inclined plane 26 at the top end opening position of the walking groove 24, the installation guide inclined plane 26 pushes the positioning element 40 to move forward when the positioning element 20 moves down, so that the column body 42 enters the walking groove 24, thus, during installation, the sliding element 30 is directly pushed downward without pressing a button, and the column head 44 can automatically give way under the guide of the installation guide inclined plane 26. Besides, the back of the fixing member 20 is provided with an adjusting guide inclined plane 28 at a position where the tops of the other slots 22 are connected with the walking groove 24 except for the topmost slot 22, and the adjusting guide inclined plane 28 pushes the positioning member 40 to move forward when moving up the positioning member 40, so that the column body 42 enters the walking groove 24. Therefore, when the stud 44 is located in the lower slot 22 during upward adjustment, the slider 30 is directly pushed upward, and the stud 44 automatically yields under the guidance of the adjustment guide slope 28. The uppermost clamping groove is not provided with an adjusting guide inclined plane, so that the positioning piece and the fixing piece are prevented from being separated accidentally.

Example two

Referring to fig. 8 to 12, the difference between the second embodiment and the first embodiment is: the positioning member is a swinging member, and the positioning member 40 swings in a plane parallel to the wall surface, and releases the slider 30 after pressing the button 60.

Preferably, the two positioning members 40 are symmetrically arranged in two rows, the two positioning members 40 are symmetrically arranged in the left and right directions, the elastic member 50 is tensioned between the two positioning members 40 and drives the two positioning members 40 to swing and expand and then to be respectively clamped with the clamping grooves 22 on the left and right sides, the button 60 is movably arranged on the backboard 10, and the two positioning members 40 are separated from the clamping grooves 22 after being rotated and closed by pressing the button 60.

Preferably, the sliding member 30 includes a sliding plate 32 and a pressing plate 34 assembled together, the positioning member 40 and the elastic member 50 are located between the sliding plate 32 and the pressing plate 34, and the sliding plate 32 is slidably inserted into the fixed member 20.

Preferably, the upper end of the positioning element 40 is rotatably connected to the pressing plate 34, and under a normal state, the elastic element 50 drives the two positioning elements 40 to rotate and open, so that the lower ends of the positioning elements extend out of the sliding element to be clamped with the clamping grooves 22. Under the condition, the two positioning pieces are placed in a splayed shape, and the lower ends of the two positioning pieces tend to swing outwards under the dead weight of the backrest plate and the sliding piece, so that the two positioning pieces can be stably clamped with the clamping grooves. In addition, a matched spiral pushing block 70 is arranged between the back surface of the button 60 and the middle part of the positioning piece 40, a window 342 for the spiral pushing block of the button to pass through is arranged on the pressing plate 34, and after the button 60 is pressed, the two positioning pieces 40 are driven to rotate and approach each other by the spiral pushing block 70.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.

Claims (10)

1. Hang wall seat back, including the back board, its characterized in that: still include mounting, slider, setting element, elastic component and button, the mounting is connected on the wall when the installation, the slider is connected the back of back board and with the vertical slip grafting of mounting, correspond on the mounting the setting element is equipped with a plurality of draw-in grooves of vertical interval arrangement, the setting element activity sets up on slider or the back board and under the elastic drive of elastic component with the draw-in groove joint is in the same place thereby fixed the slider, need adjust during the back board height, press the button can push open thereby the setting element removes the setting element with the joint relation between the draw-in groove.

2. A wall mountable seat back as set forth in claim 1, wherein: the button is arranged on the backrest plate.

3. A wall mountable seat back as set forth in claim 2, wherein: the button is located the front of back board, the back board corresponds the button sets up the hole of stepping down.

4. A wall mountable seat back as set forth in claim 1, wherein: the positioning piece can linearly move in the direction vertical to the wall surface, and the sliding piece is released after the button is pressed.

5. A wall mountable seat back as claimed in claim 4, wherein: the fixed piece is provided with a walking groove, the walking groove vertically extends and is communicated with the clamping groove, and the width of the walking groove is smaller than that of the clamping groove; the positioning piece is columnar and comprises a column body and a column head connected to the front end of the column body, and the width of the column head is larger than that of the column body; the column head is limited by the sliding piece when being clamped with the clamping groove, the column head moves forwards and exits from the clamping groove after the button is pressed down, and the column body can vertically move along the walking groove; the rear end of the column body is connected with the button, and the elastic piece is tensioned between the button and the sliding piece; the walking groove extends upwards to form the top surface of the fixing piece.

6. A wall mountable seat back as claimed in claim 5, wherein: the back of the fixed piece is provided with an installation guide inclined plane at the opening position at the top end of the walking groove, and the installation guide inclined plane pushes the positioning piece to move forwards when the positioning piece moves downwards so as to enable the column body to enter the walking groove; the back of the fixing piece is provided with an adjusting guide inclined plane at the position where the tops of other clamping grooves except the clamping groove at the top end are connected with the walking groove, and the adjusting guide inclined plane pushes the positioning piece to move forwards when the positioning piece moves upwards so that the column body enters the walking groove.

7. A wall mountable seat back as set forth in claim 1, wherein: the positioning piece swings in a plane parallel to the wall surface, and the sliding piece is placed after the button is pressed.

8. A wall mountable seat back as set forth in claim 7, wherein: the clamping grooves are symmetrically arranged in two rows, the positioning pieces are symmetrically arranged in the left and right directions, the elastic piece is tensioned between the two positioning pieces and drives the two positioning pieces to swing and open and then to be clamped with the clamping grooves in the left and right sides respectively, the button is movably arranged on the backboard, and the button is pressed to enable the two positioning pieces to rotate to be close to each other and then to be separated from the clamping grooves.

9. A wall mountable seat back as set forth in claim 8, wherein: the sliding part comprises a sliding plate and a pressing plate which are assembled together, the positioning part and the elastic part are positioned between the sliding plate and the pressing plate, and the sliding plate is in sliding insertion connection with the fixed part.

10. A wall mountable seat back as set forth in claim 9, wherein: the utility model discloses a setting element, including the setting element, the setting element upper end with the clamp plate rotates to be connected, under the normal condition, two setting elements of elastic component drive are rotatory to be opened and are made the lower extreme of setting element stretch out the slider outside with the draw-in groove joint, the button back with be equipped with the spiral ejector pad of mating each other between the setting element middle part, be equipped with the confession on the clamp plate the window that the spiral ejector pad of button passed presses down make two behind the button under the promotion of spiral ejector pad the setting element is rotatory to be drawn close together.

Images