CN213128697U

CN213128697U - Elastic cushion block for table and chair capable of being used for long time

Info

Publication number: CN213128697U
Application number: CN202020740430.8U
Authority: CN
Inventors: 曹艳丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-05-07
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a table chair elastic cushion block that can use for a long time, including the base, the outer lane fixedly connected with sheath of base top surface, the center fixedly connected with of department of base top surface inserts the post, the inner circle of sheath and insert and form the slot between the surface of post outer lane, the center department on sheath both sides surface all is provided with positioning screw, positioning screw's inboard from outer to interior run through sheath and slot in proper order and extend to insert in the post. The utility model discloses a set up the base, the elastic block, the location jack, the collecting chamber, reset spring, the arm-tie, the location inserted bar, the cooperation of mounting groove and catching groove is used, can effectively prolong the life of a chair elastic cushion block, elastic cushion block's result of use is better like this, elastic cushion block has been solved when using, can not obtain effective replenishment because of wear-resisting damage, make elastic cushion block easy in the short time damaged by the friction, cause the direct and ground contact of a chair leg, thereby lead to ground or the problem that the chair appears damaging.

Description

Elastic cushion block for table and chair capable of being used for long time

Technical Field

The utility model relates to a table chair technical field specifically is a table chair spring cushion that can use for a long time.

Background

Various types of tables and chairs are widely used in daily life of people, the table and chair legs are core components on the tables and chairs, elastic cushion blocks are required to be installed on the table and chair legs for protecting the table and chair legs or the ground, the existing elastic cushion blocks are not effectively supplemented at abrasion-resistant bad positions when being used, so that the elastic cushion blocks are easily damaged by friction in a short time, the table and chair legs are directly contacted with the ground, the ground or the tables and chairs are damaged, and the practicability of the elastic cushion blocks is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a table chair spring cushion block that can use for a long time possesses effective increase of service life's advantage, has solved spring cushion block when using, because of wear-resisting damage can not obtain effective replenishment for spring cushion block is easy to be damaged by the friction in the short time, causes table chair leg direct and ground contact, thereby leads to ground or table chair to appear the problem of damaging.

In order to achieve the above object, the utility model provides a following technical scheme: a table and chair elastic cushion block capable of being used for a long time comprises a base, wherein a sheath is fixedly connected to the outer ring of the top surface of the base, an inserting column is fixedly connected to the center of the top surface of the base, an inserting groove is formed between the inner ring of the sheath and the surface of the outer ring of the inserting column, positioning screws are arranged at the centers of the surfaces of two sides of the sheath, the inner sides of the positioning screws sequentially penetrate through the sheath and the inserting groove from outside to inside and extend into the inserting column, a containing chamber is formed in the surface of the bottom of the base, reset springs are fixedly connected to four corners of the top of an inner cavity of the containing chamber, elastic blocks are fixedly connected to the bottoms of the reset springs, the bottoms of the elastic blocks penetrate through the containing chamber and extend to the bottom of the base, positioning insertion holes are longitudinally formed in the bottoms of the front surface and the back surface of the base and the front surface, the corresponding one side of location inserted bar runs through the base and extends to in the location jack of elasticity piece, one side fixedly connected with arm-tie of base is kept away from to the inserted bar of location, the mounting groove that uses with the arm-tie cooperation is all seted up to the bottom of the positive surface of base and the back of the body surface, the catching groove has all been seted up to the top of mounting groove inner chamber and the center department on arm-tie top surface.

Preferably, the surface of the outer side of the sheath, the surfaces of the two sides of the inserting column and the desk and chair legs are provided with screw holes matched with the positioning screws for use.

Preferably, the surface of the pulling plate is in sliding contact with the inner cavity of the placing groove, and the surface of the positioning insertion rod is in sliding contact with the inner cavity of the positioning insertion hole.

Preferably, the guide way has all been seted up to the front side and the rear side of containing chamber inner chamber both sides, the guide bar has all been seted up at the top of elasticity piece both sides surface front side and rear side, the outside of guide bar extends to the inner chamber of guide way and is sliding contact with the inner chamber of guide way.

Preferably, the top of the inserting column extends to the inner cavity of the table and chair leg and is in sliding contact with the inner cavity of the table and chair leg, and the surface of the inner ring of the sheath is in contact with the surface of the outer ring of the table and chair leg.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the base, the elastic block, the location jack, the collecting chamber, reset spring, the arm-tie, the location inserted bar, the cooperation of mounting groove and catching groove is used, can effectively prolong the life of a chair elastic cushion, elastic cushion's result of use is better like this, elastic cushion has been solved when using, can not obtain effective replenishment because of wear-resisting damage, make elastic cushion easy in the short time damaged by the friction, cause the direct and ground contact of a chair leg, thereby lead to ground or the problem that the chair appears damaging, be worth promoting.

2. The utility model discloses a set up the sheath, insert the cooperation of post and slot, conveniently install elastic cushion block on the table chair leg, through the mounting groove, can accomodate the pull plate, through the location jack, can accomodate the location inserted bar, through the cooperation of guide way and guide bar, improved the stability that the elastic block reciprocated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the sheath structure of the present invention;

FIG. 3 is a top view of the base structure of the present invention;

fig. 4 is a front view of the base structure of the present invention.

In the figure: the device comprises a base 1, an elastic block 2, a positioning jack 3, a storage chamber 4, a return spring 5, a guide groove 6, a guide rod 7, an insertion column 8, a positioning screw rod 9, a sheath 10, a screw hole 11, a slot 12, a pulling plate 13, a positioning insertion rod 14, a mounting groove 15 and a buckling groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, a desk and chair elastic cushion block capable of being used for a long time comprises a base 1, a sheath 10 is fixedly connected to an outer ring of the top surface of the base 1, an insert post 8 is fixedly connected to the center of the top surface of the base 1, the top of the insert post 8 extends to an inner cavity of a desk and chair leg and is in sliding contact with the inner cavity of the desk and chair leg, the surface of the inner ring of the sheath 10 is in contact with the surface of the outer ring of the desk and chair leg, a slot 12 is formed between the inner ring of the sheath 10 and the surface of the outer ring of the insert post 8, positioning screws 9 are arranged at the centers of the surfaces at two sides of the sheath 10, the inner sides of the positioning screws 9 sequentially penetrate through the sheath 10 and the slot 12 from outside to inside and extend into the insert post 8, screw holes 11 matched with the positioning screws 9 are formed on the surface at the outer side of the sheath 10, the surfaces, the elastic cushion block is convenient to be installed on the legs of a desk and chair, the surface of the bottom of the base 1 is provided with the containing chamber 4, four corners of the top of the inner cavity of the containing chamber 4 are fixedly connected with the reset spring 5, the bottom of the reset spring 5 is fixedly connected with the elastic block 2, the front side and the rear side of two sides of the inner cavity of the containing chamber 4 are respectively provided with the guide groove 6, the tops of the front side and the rear side of the surface of two sides of the elastic block 2 are respectively provided with the guide rod 7, the outer side of the guide rod 7 extends to the inner cavity of the guide groove 6 and is in sliding contact with the inner cavity of the guide groove 6, the stability of the up-and-down movement of the elastic block 2 is improved through the matching of the guide groove 6 and the guide rod 7, the bottom of the elastic block 2 penetrates through the containing chamber 4 and extends to the bottom of the base 1, the bottoms of the front surface and the back surface of the, one side of the positioning inserted rod 14 corresponding to the base 1 penetrates through the base 1 and extends into the positioning insertion hole 3 of the elastic block 2, one side of the positioning inserted rod 14 far away from the base 1 is fixedly connected with a pulling plate 13, the bottom of the front surface and the back surface of the base 1 are respectively provided with a mounting groove 15 matched with the pulling plate 13 for use, the top of the inner cavity of the mounting groove 15 and the center of the top surface of the pulling plate 13 are respectively provided with a fastening groove 16, the service life of the elastic cushion block of the table and the chair can be effectively prolonged by the matched use of the base 1, the elastic block 2, the positioning insertion hole 3, the accommodating chamber 4, the reset spring 5, the pulling plate 13, the positioning inserted rod 14, the mounting groove 15 and the fastening groove 16, so that the use effect of the elastic cushion block is better, the problem that the cushion block is not effectively supplemented due to wear resistance and damage, the elastic cushion block is easily rubbed and damaged in a short time, and the, be worth promoting, the surface of arm-tie 13 is sliding contact with the inner chamber of mounting groove 15, and the surface of location inserted bar 14 is sliding contact with the inner chamber of location jack 3, through mounting groove 15, can accomodate arm-tie 13, through location jack 3, can accomodate location inserted bar 14.

When the desk and chair leg shell is used, the sheath 10 is inserted from the bottom of the desk and chair leg, the inserting column 8 enters the inner cavity of the desk and chair leg, the desk and chair leg shell is positioned in the slot 12 between the sheath 10 and the inserting column 8, the positioning screw rod 9 is installed, the elastic block 2 is pressed upwards to enable the return spring 5 to be compressed, the large part of the elastic block 2 enters the inner cavity of the containing chamber 4, the positioning inserting rod 14 is inserted into the positioning inserting hole 3 at the bottommost part of the elastic block 2 from the positioning inserting hole 3 on the base 1, and finally the pulling plate 13 moves to the inner cavity of the placing groove 15; after the elastic block 2 is worn in the use process, the buckle groove 16 on the pulling plate 13 is buckled by hands, the pulling plate 13 is pulled out, the positioning insertion rod 14 is separated from the positioning insertion hole 3, the elastic block 2 moves downwards under the action of the return spring 5, the positioning insertion hole 3 at the unworn part on the elastic block 2 is aligned with the positioning insertion hole 3 on the base 1, and finally the positioning insertion rod 14 and the pulling plate 13 are reset.

All parts used in the application document are standard parts and can be purchased from the market, and the specific connection mode of all parts adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, and detailed description is not given here.

In summary, the following steps: this table chair elastic cushion block that can use for a long time, through setting up base 1, elastic block 2, location jack 3, collecting chamber 4, reset spring 5, arm-tie 13, location inserted bar 14, mounting groove 15 and catching groove 16's cooperation is used, solved elastic cushion block when using, because of wear-resisting damage can not effectively supply for elastic cushion block is easy in the short time damaged by the friction, cause the direct and ground contact of table chair leg, thereby lead to ground or the problem that table chair appears damaging.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a table chair spring cushion block that can use for a long time, includes base (1), its characterized in that: the outer ring of the top surface of the base (1) is fixedly connected with a sheath (10), the center of the top surface of the base (1) is fixedly connected with an insert column (8), a slot (12) is formed between the inner ring of the sheath (10) and the surface of the outer ring of the insert column (8), the centers of the two side surfaces of the sheath (10) are respectively provided with a positioning screw rod (9), the inner side of each positioning screw rod (9) sequentially penetrates through the sheath (10) and the slot (12) from outside to inside and extends into the insert column (8), the surface of the bottom of the base (1) is provided with a containing chamber (4), four corners of the top of the inner cavity of the containing chamber (4) are respectively and fixedly connected with a return spring (5), the bottom of the return spring (5) is fixedly connected with an elastic block (2), and the bottom of the elastic block (2) penetrates through the containing chamber (4) and extends to the, the bottom of base (1) obverse surface and back of the body surface and the obverse surface of elasticity piece (2) all vertically run through and seted up location jack (3), the bottom of base (1) obverse surface and back of the body surface all is provided with location inserted bar (14), the corresponding one side of location inserted bar (14) runs through in base (1) and extends to location jack (3) of elasticity piece (2), one side fixedly connected with arm-tie (13) of base (1) are kept away from in location inserted bar (14), mounting groove (15) that use with arm-tie (13) cooperation are all seted up to the bottom of base (1) obverse surface and back of the body surface, catching groove (16) have all been seted up to the top of mounting groove (15) inner chamber and the center department of arm-tie (13) top surface.

2. The elastic cushion block of a table and a chair capable of being used for a long time according to claim 1, characterized in that: screw holes (11) matched with the positioning screw rods (9) are formed in the surface of the outer side of the sheath (10), the surfaces of the two sides of the inserting column (8) and the desk and chair legs.

3. The elastic cushion block of a table and a chair capable of being used for a long time according to claim 1, characterized in that: the surface of the pulling plate (13) is in sliding contact with the inner cavity of the placing groove (15), and the surface of the positioning insertion rod (14) is in sliding contact with the inner cavity of the positioning insertion hole (3).

4. The elastic cushion block of a table and a chair capable of being used for a long time according to claim 1, characterized in that: guide way (6) have all been seted up to the front side and the rear side of collecting chamber (4) inner chamber both sides, guide bar (7) have all been seted up at the top of elastic block (2) both sides surface front side and rear side, the outside of guide bar (7) extends to the inner chamber of guide way (6) and is sliding contact with the inner chamber of guide way (6).

5. The elastic cushion block of a table and a chair capable of being used for a long time according to claim 1, characterized in that: the top of the inserting column (8) extends to the inner cavities of the table and chair legs and is in sliding contact with the inner cavities of the table and chair legs, and the surface of the inner ring of the sheath (10) is in contact with the surface of the outer ring of the table and chair legs.