CN2729392Y

CN2729392Y - Screw fixing device

Info

Publication number: CN2729392Y
Application number: CN 200420091698
Authority: CN
Inventors: 郭文进; 许宏成
Original assignee: Delta Electronics Inc
Current assignee: Taida Electronic Industry Co Ltd; Delta Electronics Inc
Priority date: 2004-09-29
Filing date: 2004-09-29
Publication date: 2005-09-28
Anticipated expiration: 2014-09-29

Abstract

The utility model provides a fixing piece which comprises a fixing piece body. The center of the fixing piece body is provided with a screw hole, and one side on the fixing piece body extends upward and forms a buckle part. A screw comprises a head and a threaded rod radially extending from the head. One end of the threaded rod far from the head forms a locking part, wherein, the screw locks the fixing piece body through the screw hole by the threaded rod. Utilizing the utility model, the fixing piece utilizes the locking part to tightly lock the screw and the head is against the surface of the machine table when the buckle part and the device are buckled. The device can be fixed on the machine table.

Description

Fixed block

Technical field

The utility model is about a kind of fixed block, and is particularly a kind of when a device embeds on the board, can effectively a device be fixed in the fixed block on substrate or the board.

Background technique

See also Figure 1A and Figure 1B, be the schematic representation of fixed block commonly used.

Shown in Figure 1A and Figure 1B, the fixed block of the type comprises fixedly lamellar body 1, a sleeve 3 and a screw 5.

Said fixing lamellar body 1 central authorities comprise a screw hole 7, use for screw 5 and pass through; And the extensible formation button of this fixed plate one side portion 11, this button portion goes up in the corresponding slit in order to insert a device.

Above-mentioned sleeve 3 is in order to be inserted in and to fix this screw 5.

Above-mentioned screw 5 comprises the head 19 with screw hole 17, and the threaded stem 21 that extends from head 19, by this, just can screwdriver this screw 5 be advanced fixedly lamellar body 1 through fixing screw hole 7 locks of lamellar body 1, locks with nut 3 again.

By above-mentioned member, this fixed block just can be by advancing fixedly lamellar body 1 with screw 5 through fixing screw hole 7 locks of lamellar body 1, and obtain after locking with nut 3.

In addition, see also Fig. 2 A and Fig. 2 B, be an embodiment of the type fixed block application.

Shown in Fig. 2 A and Fig. 2 B, show device 23, one substrates or a board 25, and this device 23 is fixed in a plurality of fixed blocks 27 on substrate or the board 25 shown in Figure 1A.As shown in the figure, a receiving hole 24 is arranged on the aforesaid substrate 25, in order to ccontaining this device 23, make these device 23 energy driving fits, and this device 23 is fixed on the substrate 25 by above-mentioned fixing piece 27 in this receiving hole 24.Said apparatus 23 for example is a control panel, and can embed on substrate or the board 25.

Above-mentioned fixing piece 27 is by the button portion 7 of fixed plate 1, insert in this button hole that installs 23 correspondences 26, so that this fixed block 1 is snapped in device 23, then with nut 3 rotary lock screws 5, make the one side of these screw 5 heads 19 prop up substrate, by said structure, this fixed block 27 just can be fixed in this device 23 on substrate or the board 25.

But, in the assembling process of above-mentioned fixed block commonly used, can be because of the deficiency of user operating space, and be unfavorable for dismantling, in addition, use nut to come locking screw, can be because of the vibrations of substrate or board, cause nut loosening and make and produce the space between this device and substrate or board and come off, even water inlet and generation short circuit.

Summary of the invention

In view of above problem, main purpose of the present utility model is to provide a kind of fixed block, can very easily a device closely be fixed on the substrate.

In view of above problem, main purpose of the present utility model is to provide a kind of fixed block, utilizes less assembly to reach required function.

Therefore, for reaching above-mentioned purpose, a kind of fixed block that the utility model disclosed, be used for when a device embeds on the board, this device is fixed on this board, this fixed block comprises: a fixing lamellar body, and central authorities are provided with a screw hole, and the button portion that extends to form of fixedly steeving on the side direction on the lamellar body; And a screw, comprising a head and the threaded stem that radially extends of this head certainly, this threaded stem forms a lock section away from an end of this head, and wherein this screw is locked into this fixedly lamellar body by this threaded stem through this screw hole.By this, when this fixed block passes through this button portion and this device buckle, utilize this lock section to lock this screw this head is propped up this board surface, just can make this device closely be fixed in this board.

In addition, above-mentioned should be fixedly the extension of can upwards steeving of the other both sides of lamellar body, and form an alar part.Wherein, this lock section is a cross lock screw hole; This lock section is letter lock screw hole one by one.

Detailed features of the present utility model and advantage will be described in detail in mode of execution, its content is enough to make any technician to understand technology of the present utility model and implements according to this, and any advantage relevant with the utility model and purpose can be understood from content, claim and accompanying drawing that this specification disclosed easily.

Above about the utility model content explanation and the explanation of following mode of execution in order to demonstration with explain principle of the present utility model, and provide claim of the present utility model further to explain.

Relevant characteristics and implementation of the present invention now are described in detail as follows as most preferred embodiment in conjunction with the accompanying drawings.

Description of drawings

Figure 1A and Figure 1B are the schematic representation of fixed block commonly used;

Fig. 2 A and Fig. 2 B are the embodiment that the fixed block 1 of the type among Figure 1A and Figure 1B is used;

Fig. 3 A and Fig. 3 B are the schematic representation of the utility model fixed block;

Fig. 4 A and Fig. 4 B are the embodiment that the utility model fixed block 1 is used among Fig. 3 A and Fig. 3 B; And

Fig. 5 is this fixed block and the sectional view that installs the buckle part among Fig. 4.

Wherein, description of reference numerals is as follows:

1 fixing lamellar body 3 nuts

5 screws, 7 screw holes

9 alar parts, 11 button portions

17 screw holes, 19 heads

21 threaded stems, 23 devices

24 receiving holes, 25 boards

26 button holes, 27 fixed blocks

28 fixed blocks 29 are lamellar body fixedly

31 screws, 33 screw holes

35 alar parts, 37 button portions

39 heads, 41 threaded stems

43 lock sections, 45 devices

46 receiving holes, 47 boards

49 button holes

Embodiment

See also Fig. 3 A and Fig. 3 B, be the schematic representation of the utility model fixed block.

Shown in Fig. 3 A and Fig. 3 B, this fixed block comprises fixedly a lamellar body 29 and a screw 31.

Said fixing lamellar body 29 central authorities comprise a screw hole 33, use for screw 31 and pass through; Should be fixedly the lamellar body both sides can distinguish vertical extent and form alar part 35, and fixedly lamellar body 29 any side of differing from alar part 35 is extended a button portion 37, this button portion 37 is in order to insert a device upward in the button hole of correspondence.

Above-mentioned screw 5 comprises head 39, and the threaded stem 41 that extends from head 39, and wherein threaded stem 41 forms lock section 43 away from an end of head 39, and by said modules, this screw 31 just can lock fixedly lamellar body 29 through the fixing screw hole 33 of lamellar body 29.

The step that said fixing lamellar body 29 forms can comprise following steps: the fixing shape of lamellar body 29, for example alar part 35 and button portion 37 utilize the die stamping moulding, then be stretchable holes and tapping, the central authorities in fixing lamellar body 29 form screw hole 33 by this, last re-plating.

And the formation of above-mentioned screw 31 can comprise following steps: with 31 moulding of required screw, and a threaded stem 41 that comprises a head 39 and extend from head.Going out a lock section 43 at screw 31 threaded stems 41 away from an end of head 39, is to electroplate at last.

Therefore, by above-mentioned member, this fixed block 27 just can be by advancing fixedly to obtain behind the lamellar body 29 with screw hole 33 locks of screw 31 through fixing lamellar body 29.

In addition, see also Fig. 4 A and Fig. 4 B, be an embodiment of these fixed block 27 application.

Shown in Fig. 4 A and Fig. 4 B, show among device 45, one substrates or board 47 and Fig. 3 A and Fig. 3 B a plurality of fixed blocks 28 that this device 45 are fixed on the substrate 47.One receiving hole 46 is arranged on the above-mentioned board 47, in order to ccontaining this device 45, make these device 45 energy driving fits, and this device 45 is fixed on the board 47 by above-mentioned fixing piece 28 in this receiving hole 46.Said apparatus 45 for example is a control panel, and can embed substrate or board 47.

In Fig. 4, above-mentioned fixing piece 28 is passed through the fixedly button portion 37 of lamellar body 29, insert in this button hole that installs 45 correspondences 49, so that this fixed block 28 is snapped in device 45, then with screwdriver by threaded stem 41 on the screw 31 away from the lock section 43 on the end of head 39, rotate this screw 31, make the head 39 of this screw 31 prop up board 47 surfaces, by above-mentioned mechanism, this fixed block 28 just can be fixed in this device 45 on the surface of substrate or board 47.

See also Fig. 5,, this device 45 is fixed in the mechanism of board 47 so that this fixed block 28 to be described for the sectional view of this fixed block 28 among Fig. 4 with device 45 buckle parts.

In Fig. 5, be snapped in device 45 in the button hole 49 of fixed block 28 by button portion 37 embedded devices 45, and utilize on the screw 31 threaded stem 41 screw 31 locks to be advanced fixedly lamellar body 29 away from the lock section 43 on the end of head 39, so that screw 31 heads 39 are when propping up board 25 surface, button portion 37 just can fix this device 45, and driving fit is in this receiving hole (reference character 46 among Fig. 4 A).

Therefore according to the above, fixed block is by the lock section of screw thread bar one end, just device can be fixed on the board, wherein because this fixed block does not comprise a nut, this screw need not utilize a nut to lock, so can simplify the manufacturing process and the manufacture cost of its fixed block, therefore passes through above-mentioned fixing piece, just manufacture cost that can be less reaches the effect identical or better with common technology.

Though the utility model discloses as above with aforesaid preferred embodiment, so it is not in order to limit the utility model.In not breaking away from spirit and scope of the present utility model, change of doing and retouching all belong to scope of patent protection of the present utility model.Please refer to appended claim about the protection domain that the utility model defined.

Claims

1. fixed block is characterized in that comprising:

One fixing lamellar body, central authorities are provided with a screw hole, and this fixed plate one side button portion that extends to form of steeving; And

One screw comprises a head and the threaded stem that radially extends of this head certainly, and this threaded stem forms a lock section away from an end of this head, and this screw is locked into this fixedly lamellar body by this lock section with this screw.

2. fixed block as claimed in claim 1 is characterized in that, this fixedly lamellar body in addition steeve and extend to form an alar part in both sides.

3. fixed block as claimed in claim 1 is characterized in that, this lock section is a cross lock screw hole.

4. fixed block as claimed in claim 1 is characterized in that, this lock section is letter lock screw hole one by one.