CN207650872U - A kind of counter - Google Patents
A kind of counter Download PDFInfo
- Publication number
- CN207650872U CN207650872U CN201721924426.1U CN201721924426U CN207650872U CN 207650872 U CN207650872 U CN 207650872U CN 201721924426 U CN201721924426 U CN 201721924426U CN 207650872 U CN207650872 U CN 207650872U
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- CN
- China
- Prior art keywords
- rear cover
- mounting groove
- connecting terminal
- mounting
- positioning protrusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of counters, solve counter using when the multiple plug of wiring can cause the relaxation and damage of interface, the counter service life can be reduced, it is carried out at the same time drawback integrally cumbersome and inconvenient when repair is dismounted, its key points of the technical solution are that including body, further include having the rear cover for being covered on body rear surface, rear cover connection offers mounting hole, body offers the mounting groove for being communicated in mounting hole, the contact pin for being useful for connection is fixedly mounted in mounting groove, mounting groove, the connecting terminal for being plugged in contact pin is installed in mounting hole, a kind of counter of the utility model, it being capable of easily wiring and the repair and replacement into line interface, it is easy to use.
Description
Technical field
The utility model is related to electronic instrument, more particularly to a kind of counter.
Background technology
Counter be using digital circuit technique count in given time by umber of pulse and display counting result
Digitized instrument is generally made of built-in body, shell and display screen.
Counter needs the various other wiring of external power supply when in use, and it is necessary to have multiple interfaces, current meters
Number devices mostly use greatly to be opened up multiple openings corresponding wiring is then directly connected to corresponding interface on the shell, use when
Waiting meeting butted line has multiple plug, and it will cause the relaxation of interface and damages for long-term use, cause the connection in later stage not
The transmission stablized or even can not be normally carried out electric signal repairs then at this time it will cause the reduction of the service life of counter entirety
It needs to dismount body, whole cumbersome, the space that could be improved.
Utility model content
The purpose of this utility model is to provide a kind of counter, can easily wiring and the repair and replacement into line interface,
It is easy to use.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of counter, including body further include the rear cover for having the rear surface for being covered on body, and the rear cover connection opens up
There are mounting hole, the body to offer the mounting groove for being communicated in mounting hole, be fixedly mounted in the mounting groove and be useful for connection
Contact pin is installed with the connecting terminal for being plugged in contact pin in the mounting groove, mounting hole.
Using the above scheme, it is realized to external by the setting of the mounting hole and mounting groove that are opened on rear cover and body
The installation of connecting terminal connects, and realizes the connection with connecting terminal by the contact pin connected in mounting groove, passes through connecting terminal
Installation realize with the connection of each interface, avoid being directly connected to for direct multiple wiring and interface, reduce the damage to interface, and
Multiple interface concentration processing can be realized by the setting of connecting terminal so that it is whole more beautiful and orderly, while can
Continue normally to connect work by can directly replace connecting terminal when access times excessively cause grafting to damage
Make, repair is replaced more simple.
Preferably, the connecting terminal is connected with protrusion inlay card in the mounting blocks in mounting groove, the mounting blocks
Surface be protruding with positioning protrusion along its length, the rear cover offers to slide for positioning protrusion in the side wall of mounting hole to be blocked
Embedding card slot.
Using the above scheme, the mounting blocks protrusion inlay card of connecting terminal integrally connected is in mounting groove, and in mounting blocks
The positioning protrusion alongst protruded on surface can be matched with the card slot opened up on the side wall of rear shell and mounting hole, make
Connecting terminal is obtained when installation can more to stablize.
Preferably, the positioning protrusion is in the both sides of jujube core shape broad in the middle small in ends and the card slot along its length
Offer guide surface.
Using the above scheme, positioning protrusion along its length be in jujube nutty structure broad in the middle small in ends so that across
When card slot is installed, guiding function can be played by the small size at both ends, and the big setting of intermediate sizes makes
It obtains and plays certain positioning operation when inlay card, avoid disengaging easily between the two, and then realize preliminary fixation,
The guide surface that the both sides of card slot open up can enable the middle part in positioning protrusion more smooth when wearing, and reduce
Abrasion.
Preferably, the madial wall of the mounting groove offers the sliding slot for positioning protrusion sliding inlay card, the cunning
Side of the slot far from connecting terminal is in be matched with positioning protrusion and the gradually smaller pointed setting of width.
Using the above scheme, the sliding slot that the madial wall wall of mounting groove opens up can be matched with positioning protrusion and realize further
Position inlay card so that installation when more stablize, be not easy it is crooked, and side of the sliding slot far from connecting terminal in cooperation
Certain limit can be carried out to the installation of mounting blocks, avoid excessively pacifying in the pointed setting that positioning protrusion width is gradually reduced
Dress.
Preferably, the positioning protrusion, card slot and sliding slot are correspondingly arranged on several groups along the circumferential direction of mounting blocks.
Using the above scheme, positioning protrusion, card slot and sliding slot are correspondingly arranged the setting of several groups along the circumferential direction of mounting blocks
So that more secured when installation, many places are carried out at the same time positioning and fix.
Preferably, several positioning protrusion are in disposed asymmetrically on the surface of mounting blocks.
Using the above scheme, several are arranged in positioning protrusion and asymmetric be arranged makes on the surface of mounting blocks
Convenient for distinguishing the direction of installation when installation, installation is avoided to misplace.
Preferably, the connecting terminal is extended with the locating piece on the surface for being connected to rear cover, institute in mounting blocks to both sides
State locating piece horizontal direction and offer perforation, worn in the perforation be equipped be connected to locating piece and be connected to rear cover and
The screw rod of body.
Using the above scheme, the locating piece that connecting terminal extends in the both sides of mounting blocks can be connected on the surface of rear cover
It is limited, the horizontal perforation opened up and the internal screw rod worn can be realized solid with the connection of rear cover and body in locating piece
It is fixed so that the connection of connecting terminal is more secured.
Preferably, the arc transition and rear cover is in the edge circular arc of mounting hole between the locating piece and mounting blocks
Setting.
Using the above scheme, the arc transition and edge circular arc in the mounting hole of rear cover is set between locating piece and mounting blocks
It sets so that connecting terminal reduces when installation the abrasion between rear cover, avoids destroying caused by the colliding with of corner angle.
Preferably, offering the jack for connection in the mounting groove, the contact pin is threadedly connected to the jack
It is interior.
Using the above scheme, the jack opened up in mounting groove can realize connection and contact pin is threadedly connected in jack, energy
It is enough that contact pin is also easily replaced, and the connection of screw thread be matched with connecting terminal plug connection it is stable and dismantle it is convenient,
Repair and replacement are faster and more economical.
In conclusion the utility model has the advantages that：
The installation to external connecting terminal is realized in setting by being opened in mounting groove on the mounting hole and body of rear cover
Connection realizes the connection with connecting terminal by the contact pin that is connected in mounting groove, then by the installation of connecting terminal realize with it is each
The connection of interface avoids being directly connected to for direct multiple wiring and interface, reduces the damage caused by interface direct grafting, and
Multiple interface concentration processing can be realized by the setting of connecting terminal so that it is whole more beautiful and orderly, while can
Continue normally to connect work by can directly replace connecting terminal when access times excessively cause grafting to damage
Make, repair is replaced more simple.
Description of the drawings
Fig. 1 is the structural schematic diagram of counter；
Fig. 2 is confined explosion structural schematic diagram of the body at connecting terminal；
Fig. 3 is the structural schematic diagram of connecting terminal.
In figure：1, body；2, mounting groove；21, sliding slot；22, jack；3, connecting terminal；31, mounting blocks；312, convex
It rises；32, locating piece；33, it perforates；34, screw rod；4, rear cover；41, card slot；411, guide surface；42, mounting hole；5, contact pin.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of counter disclosed in the present embodiment, as shown in Figure 1, including that the ontology of counter and lid close after body 1
The rear cover 4 on surface, and the connecting terminal 3 for being useful for concentrating connection wiring is fixedly mounted on rear cover 4.
As shown in Figures 2 and 3, the mounting groove 2 installed for 3 inlay card of connecting terminal is offered on body 1, and is connected on rear cover 4
It opens up to be equipped with and be worn into the mounting hole 42 in mounting groove 2 for 3 part of connecting terminal.Connecting terminal 3 is towards the side of mounting groove 2
The mounting blocks 31 of protrusion are connected with, and locating piece 32, mounting blocks 31 and locating piece 32 are extended in the both sides of mounting blocks 31
Between arc transition, rear cover 4 mounting hole 42 close to the edge of locating piece 32 also be in mutually matched arc-shaped be arranged.
As shown in Figures 2 and 3, the contact pin 5 for electrical connection is installed in mounting groove 2, passes through contact pin 5 and connecting terminal
The connection of external wire is realized in 3 grafting.The jack 22 of shape of threads is offered in mounting groove 2, and contact pin 5 is arranged in jack 22
One end be in shape of threads, can be tightened against and realize in jack 22 and be fixedly mounted.
As shown in Figures 2 and 3, several positioning protrusion 312, positioning protrusion 312 are circumferentially provided on the side wall of mounting blocks 31
It is in alongst jujube core shape setting broad in the middle small in ends, and positioning protrusion 312 is in two opposite sides of mounting blocks 31
One is symmetrically each provided on wall, it is disposed asymmetrically on other two opposite side wall, and preferably side is in centre position
There are one settings, and opposite other side side wall is then arranged at the trisection posistion there are two settings.Rear cover 4 is on the side of mounting hole 42
The card slot 41 worn for positioning protrusion 312 is offered along place, and the both sides of card slot 41 offer guide surface 411, rear cover 4 is using tool
There is the plastic production of certain elasticity, the ruler diameter of card slot 41 is slightly less than the ruler diameter in the centre position of positioning protrusion 312, in convex
It plays 312 and can have certain barrier when wear while can also be realized under resilient engagement and wear inlay card and disengaging.Installation
The madial wall of slot 2 is provided with sliding slot 21 corresponding to positioning protrusion 312, is easily installed block 31 and slides positioning protrusion 312 after inlay card
Inlay card coordinates.And side of the sliding slot 21 far from connecting terminal 3 is also in be matched with positioning protrusion 312 to form the point that ruler diameter is gradually reduced
Shape is arranged so that the inlay card that positioning protrusion 312 can be stablized after sliding is in sliding slot 21.
Also it is equipped with the screw rod 34 for connection in positioning terminal, locating piece 32 is along horizontal direction towards 1 side of body
Connection offers perforation 33, and screw rod 34 is arranged in perforation 33, and one end is connected in perforation 33, and other end is worn successively
If being fixedly connected on body 1 after rear cover 4 and body 1, the fixation of pair of wire connection terminals 3 is further realized at both ends.
Operating procedure and operating mode：
1, contact pin 5 is tightened to the installation and replacement for being installed on and realizing contact pin 5 in mounting groove 2；By connecting terminal 3 towards body
2 direction of mounting groove opened up on 1 is worn, and the positioning protrusion 312 on mounting blocks 31 passes through the card slot 41 laggard one opened up on rear cover 4
The sliding slot 21 that the madial wall of step sliding inlay card to mounting groove 2 opens up, locating piece 32, which is connected on 4 surface of rear cover, completes limit, real
The preliminary installation of existing pair of wire connection terminals 3；It will be penetrated in perforation 33 that screw rod 34 is opened up from locating piece 32 again and be connected to body 1
On, after pair of wire connection terminals 3 realizes that further fixed installation, contact pin 5 are plugged in connecting terminal 3, use when it is corresponding will
It needs the connector connected to be connected on connecting terminal 3 and electrical connection can be realized；
2, when the situation for connector or the damage of contact pin 5, relaxation occur occurs, screw rod 34 is removed successively out of mounting groove 2
Connecting terminal 3 is taken out, and carries out the replacement of connecting terminal 3 or contact pin 5, repeatedly step 1 is installed and used again.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model, each composition portion in the present embodiment not yet explicitly
The available prior art is divided to be realized.
Claims (9)
1. a kind of counter, including body (1), it is characterized in that：Further include the rear cover (4) for having the rear surface for being covered on body (1),
Rear cover (4) connection offers mounting hole (42), and the body (1) offers the mounting groove (2) for being communicated in mounting hole (42),
The contact pin (5) for being useful for connection is fixedly mounted in the mounting groove (2), is fixedly mounted in the mounting groove (2), mounting hole (42)
There is the connecting terminal (3) for being plugged in contact pin (5).
2. counter according to claim 1, it is characterized in that：The connecting terminal (3) be connected with protrusion inlay card in
The surface of mounting blocks (31) in mounting groove (2), the mounting blocks (31) is protruding with positioning protrusion (312) along its length,
The rear cover (4) offers the card slot (41) that inlay card is slid for positioning protrusion (312) in the side wall of mounting hole (42).
3. counter according to claim 2, it is characterized in that：The positioning protrusion (312) is in small in ends along its length
The both sides of jujube core shape and the card slot (41) broad in the middle offer guide surface (411).
4. counter according to claim 3, it is characterized in that：The madial wall of the mounting groove (2) is offered for described fixed
The sliding slot (21) of position raised (312) sliding inlay card, side of the sliding slot (21) far from connecting terminal (3) are in be matched with convex
Play (312) and the gradually smaller pointed setting of width.
5. counter according to claim 4, it is characterized in that：The positioning protrusion (312), card slot (41) and sliding slot (21)
It is correspondingly arranged on several groups along the circumferential direction of mounting blocks (31).
6. counter according to claim 5, it is characterized in that：Several positioning protrusion (312) are in mounting blocks (31)
It is disposed asymmetrically on surface.
7. counter according to claim 2, it is characterized in that：The connecting terminal (3) is prolonged in mounting blocks (31) to both sides
Stretching has the locating piece (32) on the surface for being connected to rear cover (4), and locating piece (32) horizontal direction offers perforation (33), described
The screw rod (34) for being equipped with and being connected to locating piece (32) and being connected to rear cover (4) and body (1) is worn in perforation (33).
8. counter according to claim 7, it is characterized in that：Circular arc mistake between the locating piece (32) and mounting blocks (31)
It crosses and the rear cover (4) is in the edge circular arc setting of mounting hole (42).
9. counter according to claim 1, it is characterized in that：The jack for connection is offered in the mounting groove (2)
(22), the contact pin (5) is threadedly connected in the jack (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924426.1U CN207650872U (en) | 2017-12-30 | 2017-12-30 | A kind of counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924426.1U CN207650872U (en) | 2017-12-30 | 2017-12-30 | A kind of counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207650872U true CN207650872U (en) | 2018-07-24 |
Family
ID=62876821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721924426.1U Active CN207650872U (en) | 2017-12-30 | 2017-12-30 | A kind of counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207650872U (en) |
-
2017
- 2017-12-30 CN CN201721924426.1U patent/CN207650872U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315500 No. 79 Yuanfeng Road, East Suburb Development Zone, Fenghua City, Ningbo City, Zhejiang Province Patentee after: Ningbo Fenghua Guangya Counter Manufacturing Co., Ltd. Address before: 315500 No. 79 Yuanfeng Road, East Suburb Development Zone, Fenghua City, Ningbo City, Zhejiang Province Patentee before: Fenghua City Guang Ya counter Manufacturing Co., Ltd |