CN211144229U

CN211144229U - Splicing device for steel framework joint in steel-wood fireproof door

Info

Publication number: CN211144229U
Application number: CN201921051398.6U
Authority: CN
Inventors: 王铎
Original assignee: Shijiazhuang Fortune Building Materials Wood Co ltd
Current assignee: Shijiazhuang Fortune Building Materials Wood Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-07-31
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a steel skeleton connects's splicing apparatus in fire door is prevented to steel wood, including top connection and lower joint chair, the transmission chamber has been seted up in the pedestal of lower joint chair, the first half block cross section of transmission piece sets up to the isosceles trapezoid shape of invering, the latter half block cross section of transmission piece sets up to rectangular shape, the location draw-in groove looks joint cooperation of seting up on location draw-in point and the lower joint chair, the cambered surface pressure head corresponds contradicts on the inclined plane of the first half block of transmission piece, it keeps off the edge to go back integrative being fixed with the annular on the inboard circumference cylinder of post, the outside cover of cylinder of post is equipped with compression spring inserts, the slot cooperates with post looks adaptation, the one end of post is in the same place with the central point fixed connection of transmission piece even, the other end fixing of post is provided with and pushes. The utility model discloses structural design is ingenious reasonable, and fixed safety and stability has saved steel skeleton installation time, and is efficient.

Description

Splicing device for steel framework joint in steel-wood fireproof door

Technical Field

The utility model relates to a relevant technical field of door production specifically is a steel skeleton connects splicing apparatus in fire door is prevented to steel wood.

Background

The steel wood is made by mixing steel and wood. The main structure of the steel-wood furniture is made up by using wood (including artificial board) as board base material and using steel material as skeleton base material through a certain preparation process.

The steel wood door body is a door capable of being matched with decoration, generally can be requested by a user, the anti-theft performance is achieved by adopting an intermediate steel plate, and a manufacturer can select different colors, woods, lines, patterns and the like according to the user request to be integrated with indoor decoration, so that the cold incompatibility of the steel door is avoided. Therefore, the price of the anti-theft door is more expensive than that of a steel anti-theft door.

The door is characterized in that steel and wood are used as a structure, the periphery of the door leaf is buckled by steel plates (some door leaves are welded), the door frame is generally a steel sleeve upper decoration surface, the surface of the door is a door which is formed by paint-free treatment or paint treatment, the steel and wood door body not only has good anti-theft performance, but also is rich in appearance style, and can meet different requirements of consumers.

Fire door manufacturing process at the steel-wood, need splice the steel skeleton joint, but the steel skeleton joint concatenation technique of prior art has lagged behind, structural stability behind its articulate is poor, need consume a large amount of efforts during the actual concatenation, be difficult to reach the effect of assembling fast, the joint after the concatenation simultaneously can not be detached, directly has influenced the change to follow-up spare part, the effect is very poor, is difficult to use the fire door concatenation process demand of modernized steel-wood.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel skeleton connects splicing apparatus in fire door is prevented to steel wood to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a splicing device for a steel skeleton joint in a steel-wood fireproof door comprises an upper joint and a lower joint, wherein a transmission cavity is formed in a seat body of the lower joint, a transmission block is arranged in the transmission cavity, the cross section of the upper half block of the transmission block is arranged in an inverted isosceles trapezoid shape, the cross section of the lower half block of the transmission block is arranged in a rectangular shape, a limiting guide hole is formed in the block of the transmission block, a limiting guide rod is arranged in the limiting guide hole in a penetrating mode in a matching mode, positioning clamping points are respectively fixed on the side wall surfaces of the left side and the right side of the bottom end of the transmission block, the positioning clamping points are in clamping fit with positioning clamping grooves formed in the lower joint, an inserting column is respectively arranged on the side wall surfaces of the left side and the right side of the transmission cavity in a penetrating mode in a symmetrical structure, a cambered pressure head is integrally fixed on the end surface of the inner side of the inserting column, and the cambered pressure, insert still an organic whole on the inboard circumference cylinder of post and be fixed with the annular and keep off the edge, the outside cover of cylinder of inserting the post is equipped with compression spring, compression spring's one end is inwards fixed and is kept off along last at the annular, compression spring's the other end is outwards fixed on the lateral wall in transmission chamber, goes up the joint, corresponds the position department of inserting the post and inwards seted up the slot, slot and the cooperation of inserting post looks adaptation, the bar displacement hole has been seted up under the positive front side of transmission piece, the correspondence on the connection base, even the post runs through the bar displacement hole setting, the one end of even post is put the department fixed connection with the center of transmission piece together, the other end fixing of even post is provided with and pushes away the button.

As a further aspect of the present invention: the transmission block is connected with the top wall surface of the transmission cavity through two groups of extension springs.

As a further aspect of the present invention: the bottom end of the limiting guide rod is fixed on the bottom wall surface of the transmission cavity.

As a further aspect of the present invention: the surface of the push button is provided with an anti-slip bulge 14.

Compared with the prior art, through the utility model discloses a steel skeleton connects's splicing apparatus in fire door is prevented to steel wood, the design has special construction's transmission piece, the annular keeps off the edge, compression spring, the slot, the location stuck point, positioning channel section, even the post with push away the button, only need the thumb operation once, can realize the purpose of assembling fast between the joint, still possess the quick function of tearing open after the concatenation simultaneously, two birds with one stone, structural design is ingenious reasonable, fixed safety and stability has saved steel skeleton installation time, high efficiency, be fit for putting into application in fire door production processes is prevented to steel wood.

Drawings

Fig. 1 is an internal structure schematic diagram of a splicing device for a steel framework joint in a steel-wood fireproof door.

Fig. 2 is an appearance structure diagram of a splicing device of a steel framework joint in a steel-wood fireproof door.

Fig. 3 is a schematic side view of a push button in a splicing device for a steel frame joint in a steel-wood fireproof door.

In the figure: 1. an upper joint; 2. a lower connecting seat; 201. a transmission cavity; 3. a transmission block; 4. an extension spring; 5. a limiting guide rod; 6. limiting a guide hole; 7. positioning a stuck point; 8. positioning the clamping groove; 9. inserting a column; 10. a slot; 11. an annular blocking edge; 12. A compression spring; 13. a cambered surface pressure head; 14. anti-skid projections; 15. a push button; 16. a strip-shaped displacement hole; 17. connecting the column.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a splicing device for a steel frame joint in a steel-wood fire door includes an upper joint 1 and a lower joint 2, wherein a transmission cavity 201 is formed in a seat body of the lower joint 2.

Dispose a transmission piece 3 in the transmission chamber 201, the first half block cross section of transmission piece 3 sets up the isosceles trapezoid shape for invering, the latter half block cross section of transmission piece 3 sets up to the rectangle shape, is connected through two sets of extension spring 4 between the roof face of transmission piece 3 and transmission chamber 201, set up spacing guiding hole 6 and spacing guide bar 5 adaptation in the block of transmission piece 3 and wear to establish in spacing guiding hole 6, the bottom mounting of spacing guide bar 5 is on the end wall face of transmission chamber 201, still respectively be fixed with a location draw-in point 7 on the bottom left and right sides lateral wall face of transmission piece 3, location draw-in groove 8 looks joint cooperations of seting up on location draw-in point 7 and the lower joint chair 2.

Still be symmetrical structure and link up respectively on the left and right sides lateral wall of transmission chamber 201 and be provided with one and insert post 9, insert on the medial extremity terminal surface of post 9 an organic whole and be fixed with cambered surface pressure head 13, cambered surface pressure head 13 corresponds and contradicts on the inclined plane of the first half block of transmission piece 3, it keeps off along 11 to insert still an organic whole be fixed with the annular on the inboard circumference cylinder of post 9, the outside cover of cylinder of inserting post 9 is equipped with compression spring 12, compression spring 12's one end is inwards fixed on the annular keeps off along 11, compression spring 12's the other end is outwards fixed on the lateral wall of transmission chamber 201, on the top connection 1, correspond the position department of inserting post 9 and inwards seted up slot 10, slot 10 with insert the cooperation of post 9 looks adaptation.

The bar displacement hole 16 has been seted up on the positive front side of transmission piece 3, corresponding lower joint chair 2, even post 17 runs through the setting of bar displacement hole 16, the one end of even post 17 is put department fixed connection together with the central point of transmission piece 3, the other end fixing of even post 17 is provided with and pushes away button 15, and the surface that pushes away button 15 is provided with non-slip raised 14.

In the initial state when in actual use, the extension spring 4 is not extended, the transmission block 3 is positioned at the top of the transmission cavity 201, the upper joint 1 is butted with the lower seat 2, at the moment, the push button 15 is moved downwards by a thumb, the transmission block 3 is driven to move downwards under the linkage of the connecting column 17, the transmission block 3 stably moves under the guide of the limit guide rod 5 and the limit guide hole 6, the extension spring 4 is extended, in the process, as the cross section of the upper half block of the transmission block 3 is set to be in an inverted isosceles trapezoid shape and the cambered pressure head 13 correspondingly props against the inclined surface of the upper half block of the transmission block 3, the cambered pressure head 13 is continuously extruded along with the downward movement of the transmission block 3, the outer side of the inserting column 9 box is pressed to move, the annular blocking edge 11 presses the compression spring 12 to shorten, the inserting column 9 is immediately inserted into the slot 10, so as to fix the upper joint 1 and the lower seat, move to the location draw-in point 7 of bottom position and correspond the joint cooperation simultaneously in locating draw-in groove 8, realize the location of driving block 3, when the joint after needs splice is dismantled, only need reverse movement to push away button 15, driving block 3 moves up, the extrusion force of cambered surface pressure head 13 disappears, utilize the annular to keep off along 11 will inserting post 9 and follow the trend jack-up under compression spring's 12 restoring force effect, insert post 9 and break away from slot 10, with this quick split effect after realizing the joint concatenation, operation flow ends up to this point.

Through the utility model discloses a splicing apparatus that steel skeleton connects in fire door is prevented to steel wood, the design has special construction's transmission piece 3, the annular keeps off along 11, compression spring 12, slot 10, positioning clamping point 7, positioning clamping groove 8, even post 17 with push away button 15, only need the thumb operation once, can realize the purpose of assembling fast between the joint, still possess the quick function of tearing open after the concatenation simultaneously, two birds with one stone, structural design is ingenious reasonable, fixed safety and stability, the steel skeleton installation time has been saved, high efficiency, be fit for putting into application in fire door production processes is prevented to steel wood.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a splicing apparatus that steel skeleton connects in steel wood prevents fire door, includes top connection (1) and lower seat (2), its characterized in that, set up transmission chamber (201) in the pedestal of lower seat (2), dispose one transmission piece (3) in transmission chamber (201), the first half block cross section of transmission piece (3) sets up to the isosceles trapezoid shape of invering, the latter half block cross section of transmission piece (3) sets up to the rectangular shape, set up spacing guiding hole (6) and spacing guide bar (5) adaptation in the block of transmission piece (3) and wear to establish in spacing guiding hole (6), still respectively be fixed with a location cassette point (7) on the bottom left and right sides lateral wall face of transmission piece (3), location cassette point (7) and lower seat (2) go up location draw-in groove (8) looks joint cooperation of seting up, it is provided with one and inserts post (9) respectively to link up to be symmetrical structure on the left and right sides lateral wall of transmission chamber (201) ) The inner side end face of the inserted column (9) is integrally fixed with an arc-shaped pressure head (13), the arc-shaped pressure head (13) is correspondingly abutted against the inclined plane of the upper half block of the transmission block (3), the inner side circumferential cylindrical surface of the inserted column (9) is further integrally fixed with an annular retaining edge (11), a compression spring (12) is sleeved outside the column body of the inserted column (9), one end of the compression spring (12) is inwards fixed on the annular retaining edge (11), the other end of the compression spring (12) is outwards fixed on the side wall of the transmission cavity (201), a slot (10) is inwards arranged at the position of the upper joint (1) corresponding to the inserted column (9), the slot (10) is matched with the inserted column (9) in a matching manner, a bar-shaped displacement hole (16) is arranged on the corresponding lower connecting seat (2) at the front side of the transmission block (3), and a connecting column (17) runs through the bar-shaped displacement hole (16), one end of the connecting column (17) is fixedly connected with the center of the transmission block (3), and the other end of the connecting column (17) is fixedly provided with a push button (15).

2. The splicing device of the steel frame joint in the steel-wood fireproof door according to claim 1, wherein the transmission block (3) is connected with the top wall surface of the transmission cavity (201) through two sets of extension springs (4).

3. The splicing device of the steel-wood fireproof door steel-frame joint according to claim 1, wherein the bottom end of the limiting guide rod (5) is fixed on the bottom wall surface of the transmission cavity (201).

4. The splicing device of the steel-wood fireproof door steel-frame joint according to claim 1, wherein the surface of the push button (15) is provided with an anti-slip bulge (14).