JPH051282U - Electronic unit - Google Patents

Abstract

(57) [Summary] (Correction) [Purpose] The objective is to replace the back wiring board by a simple operation and to obtain an electronic device unit with a small number of components. [Structure] The unit frame is integrated into front and rear without being divided, and a window into which the back wiring board 3 can be inserted from the side is provided on a side surface of the integrated unit frame,
Further, by providing lateral guide rails along the back wiring board inside the upper and lower surfaces of the unit frame, the back wiring board can be slid to be inserted and pulled out.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

  This device mounts multiple card boards from both sides of the back wiring board. The present invention relates to an electronic device unit formed by

[0002]

[Prior art]

  FIG. 6 shows a conventional electronic device unit disclosed in, for example, Japanese Utility Model Laid-Open No. 62-197891. 1 is a perspective view showing a front unit frame, in which 1 is a front unit frame and 1a is a front unit frame. The screw holes 1b provided on the rear surface of the front unit frame 1 Guide rails 2 provided in the front-rear direction on the inside of the upper and lower surfaces, and 2 are rear unit frames. The holes 2a are provided on the front surface of the rear unit frame 2 in correspondence with the screw holes 1a. The screw holes 2b are formed in the upper and lower surfaces of the rear unit frame 2 in the front-back direction. It is a guide rail provided.

[0003]   3 is a bar sandwiched between the front unit frame 1 and the rear unit frame 2. The back wiring board 3 has screw holes 1a. And mounting holes provided corresponding to the screw holes 2a and 3b are back wiring ring bolts. Backboard connectors (connectors) attached to both sides of the card 3, 4 are screw holes 1a, a screw hole 2a and a mounting hole 3a. Also 5 The front card board 5a is a card connector ( , 6 is a rear card board, and 6a is a car attached to the rear card board 6. It is a connector (connector).

[0004]   Next, the operation will be described. Back wiring is The back wiring board 3 for electrically connecting the connectors 3b to each other is attached to the screw 4. Therefore, screws are fixed so that it is sandwiched between the front unit frame 1 and the rear unit frame 2. To be done. The front card board 5 and the rear card board 6 on which electronic components are mounted are The front unit frame 1 and the rear unit 1 are arranged along the guide rails 1b and 2b, respectively. The card connector 5a, 6a is inserted into the frame 2 and the backboard connector The electronic device unit is formed by fitting the connector 3a.

[0005]

[Problems to be solved by the device]

  Since the conventional electronic device unit is configured as described above, When replacing the mounting board 3, many screws 4 must be removed, and the unit frame Since it is necessary to disassemble the components such as the arms 1 and 2, the replacement work becomes complicated and the device There was a problem that the maintainability of was worse.

[0006]   This invention was made to solve the above-mentioned problems. Replacing the ring board is a simple task, and the electronic device unit with few components is used. The purpose is to obtain a knit.

[0007]

[Means for Solving the Problems]

  The electronic device unit according to the first aspect of the present invention includes a unit frame Do not divide into one and the rear, but integrate them, and install a window on the side of this integrated unit frame. In addition, the back wiring board is an insertion type.

[0008]   Further, the electronic device unit according to the invention as defined in claim 2 is the device according to claim 1. In addition to the electronic device unit according to the plan, the back wiring board is attached to the left back wire. Divided into ring board and right back wiring ring board, and connected each other with connectors It is a thing.

[0009]   Further, the electronic device unit according to the invention according to claim 3 is the device according to claim 1. In addition to the electronic device unit related to, a test card board with test terminals is provided Also, this test card board can be inserted into the unit frame. .

[0010]

[Action]   The unit frame according to the first aspect of the invention is not divided into front and rear. The back wiring board can be inserted through the window on the side.

[0011]   The back wiring board according to the second aspect of the invention is the right back wiring board. Split into earring board and left back wiring board and connect them to each other Then insert it into the unit frame.

[0012]   The test card board according to the third aspect of the present invention is a unit frame. , And then get the electrical signal from the back wiring board and output it to the test terminal. .

[0013]

【Example】

Example 1.   An embodiment of the present invention will be described below with reference to the drawings. It should be noted that this is a conventional technique in the figure. The same components as those shown in FIG. 6 are designated by the same reference numerals and their duplicate description will be omitted. Omit it. 1 is a block diagram of an electronic device unit according to an embodiment of the present invention. FIG. 2 is a partial cross-sectional view showing the AA cross section of FIG. 1. In the figure, 7 is a unit frame, 7b is a front and rear inside the upper and lower surfaces of the unit frame 7. 7c is a window opened on the side surface of the unit frame 7, 7d Along the back wiring board 3 inside the upper and lower surfaces of the unit frame 7. The guide rail 7e provided in the horizontal direction is provided on the side surface of the unit frame 7 in the window 7c. It is a screw hole provided in close proximity.

[0014]   8 is fixed to one side of the back wiring board 3 and Back wiring with an L-shaped cross section that has a surface that forms a 90 ° angle with the cable 3. Board fixing member, 8a is a back wiring of the back wiring board fixing member 8. A back provided on the surface forming a 90 ° angle with respect to the steering board 3 in correspondence with the screw hole 7e. Wiring board fixing hole, 9 penetrates the back wiring board fixing hole 8a. A screw that passes through to the screw hole 7e.

[0015]   Next, the operation will be described. The back wiring board 3 is a unit frame The size of the back wiring board 3 provided on the side surface of the frame 7 is large enough for the back wiring board 3 to pass through. Inserted into the unit frame 7 while being guided by the guide rail 7d through the window 7c To be done. Back wiring board 3 of back wiring board fixing member 8 At the position where the surface forming an angle of 90 ° reaches the side surface of the unit frame 7, Insert the child 9 through the back wiring board fixing hole 8a and screw it into the screw hole 7e. The wiring board 3 is fixed.

[0016]   The front card board 5 and the rear card board 6 on which electronic components are mounted are Inserted from the front and back of the unit frame 7 along the rail 7b, When the connectors 5a and 6a are fitted to the backboard connector 3a, the electronic device unit is Are formed.

[0017] Example 2.   In the above embodiment, the back wiring board 3 and the front and rear card boards 5 are used. , 6 was mounted in only one stage, but the same effect can be achieved when mounting them in multiple stages. The fruit can be expected. FIG. 3 shows the back wiring board 3 and the front and rear card boards. An electronic device showing another embodiment of the invention according to claim 2 when 5 and 6 are mounted in three stages. It is a perspective view of an apparatus unit. In the figure, 10 is a three-stage unit frame, 10c Is a window opened for each step on the side surface of the three-stage unit frame 10 and 10d is a unit frame Provided along the back wiring board 3 inside the upper and lower surfaces of each step of the frame 10. It is a horizontal guide rail.

[0018]   Next, the operation will be described. 3 back wiring boards 3 are unit Large enough to allow the back wiring board 3 to pass through, which is provided on the side surface of the frame 10. While being guided by the guide rail 10d through the three windows 10c having Are inserted into the respective frame 10. The back wiring board 3 should be fixed This is the same as the case of the first embodiment.

[0019]   In addition, the front card board 5 and the rear card board 6 on which electronic components are mounted are By inserting the unit frame 10 from the front and the rear in the same manner as in the case of 1, electric power can be obtained. A child device unit is formed. In the case of such a three-stage mounted unit, conventional electronic In the structure of the device unit, the back wiring board 3 in the middle stage is particularly fixed. Although it was difficult, the structure of this embodiment can easily fix the structure.

[0020] Example 3.   In addition, divide the back wiring board into multiple functional units and mount them. Then, a new effect can be obtained. FIG. 4 shows an embodiment of the device according to claim 2. An electronic device unit in which a back wiring board showing an example is mounted by dividing it into two FIG. 1 is a perspective view of a knit, in which 11 is a left back wiring board and 12 is a back wiring board. Is the right back wiring board, and 11c and 12c are the left back wiring The ring board 11 and the right back wiring ring board 12 are located on the same plane. The left back wiring board 11 and the right back wiring board, respectively. 12 is a pair of connectors fitted to each other and fitted with each other.

[0021]   According to this embodiment, a plurality of types of left back wiring boards having different pattern wirings are used. Many types by combining the do 11 and the right back wiring board 12 Back wiring board can be configured. Moreover like this Backing up as a whole by dividing the mounting board into multiple parts for each function The number of wiring boards can be reduced.

[0022] Example 4.   Further, FIG. 5 shows a back wiring button according to an embodiment of the invention described in claim 3. It is a perspective view of a card and a test card board, in which 13 is a connector at one end. Back wiring board, 13a is its connector, 14 is a unit frame Test with a large depth inserted into the guide rail at one end of the arm 7 for testing Card board 14a for the connector 13 A connector provided so that a is fitted, 14b is a front end portion of the test card substrate 14. 15 is a test terminal provided in the above.

[0023]   According to this embodiment, electrical signals of the back wiring board 13 are used for testing. Connect the electric wire 15 etc. from the test terminal 14b on the front of the electronic device unit. You can take it out with.

[0024]

[Effect of device]

  As described above, according to the invention of claim 1, the unit frame is moved forward. It is not divided into the rear and it is integrated, and the window provided on the side of the unit frame and the inside Insert the back wiring board from the side with the provided lateral guide rails. The back wiring board can be easily replaced. In addition, there is an effect that it is possible to obtain an electronic device unit having a small number of components. .

[0025]   According to the invention of claim 2, in addition to the invention of claim 1, Since the wiring board is divided and each board is connected to each other, There is an effect that various types of back wiring boards can be constructed.

[0026]   Further, according to the invention of claim 3, in addition to the invention of claim 1, a test The test card board with the There is an effect that the electric signal of the wiring board can be easily taken out.

[Brief description of drawings]

FIG. 1 is a perspective view showing an electronic device unit according to an embodiment of the present invention.

FIG. 2 is a partial cross-sectional view of FIG.

FIG. 3 is a perspective view showing an electronic device unit according to another embodiment of the present invention.

FIG. 4 is a perspective view of a back wiring board showing an embodiment of the invention according to claim 2;

FIG. 5 is a perspective view of a back wiring board and a test card substrate showing an embodiment of the invention according to claim 3;

FIG. 6 is a perspective view showing a conventional electronic device unit.

[Explanation of symbols]

3 back wiring board 3b Backboard connector (connector) 5 Front card board 5a Card connector (connector) 6 Rear card board 6a Card connector (connector) 7 unit frame 7b guide rail 7c window 7d guide rail 11 Left back wiring board 11c connector 12 Right back wiring board 12c connector 13 Back wiring board 13a connector 14 Test card board 14a connector 14b Test terminal

Claims (3)

[Scope of utility model registration request] 1. A unit frame having front and rear guide rails, a lateral guide rail, and a side window corresponding to the lateral guide rail, and a side surface insertable through a side window of the unit frame. An electronic device unit comprising: a back wiring board having a connector, and a front card board and a rear card board each having a connector that is insertable from the front and the rear of the unit frame and is connectable to the connector of the back wiring board. 2. The back wiring board,
A left back wiring board that can be inserted from a window on the side surface of the unit frame and has a connector at one end, and a connector that is located on the same plane as the left back wiring board and that can be connected to the connector horizontally and horizontally. The electronic device unit according to claim 1, wherein the electronic device unit is divided into a right back wiring board that can be inserted from a side window. 3. The back wiring board,
A back wiring board that can be inserted from a window on the side surface of the unit frame and has a connector at one end, and has a connector that can be inserted into the unit frame from the front or the rear and can be connected to the connector, and has a test terminal at one end. The electronic device unit according to claim 1, further comprising a test card substrate having the same.