CN206938658U - The common joint chair of wiper - Google Patents

Abstract

The utility model discloses a kind of common joint chair of wiper, including the inserts of sheet and the injection molding body by Shooting Technique one-shot forming on inserts, the rectangular box like structure of injection molding body, the two sides of injection molding body to form the first functional chamber and the second functional chamber respectively；One side external surface of inserts exposes to the bottom of chamber of the first functional chamber, and the installation gap of targeting port and arc is provided with the side cavity wall of the first functional chamber, and targeting port self installation breach is through to the bottom of chamber of the second functional chamber；The first slot is provided with side cavity wall of second functional chamber away from installation gap, outwardly extension of first slot from cavity wall, the second slot is provided with the bottom of chamber of the second functional chamber, second slot is located at by targeting port, has fabrication hole for exposing inserts by the muscle technological forming that breaks in the bottom of chamber of the second functional chamber.Using wiper provided by the utility model, joint chair, structure are novel altogether, it is easy to accomplish, inserts can be high directly as the circuit of wiper switch, compact, reliability.

Description

The common joint chair of wiper

Technical field

The utility model belongs to new-energy automobile component technology field, and in particular to a kind of common joint chair of wiper.

Background technology

Joint chair is for the pedestal for installing wiper switch and integrated circuit, windscreen wiper on car steering tube column to windscreen wiper altogether Switch starts with closing with control windscreen wiper, the function of regulation windscreen wiper swing speed, belongs on automobile more-frequently used Part.

Joint chair is complicated altogether for traditional windscreen wiper, and reliability is not high, and service life is short, causes wiper switch using process In, when especially being changed between each gear, the problems such as usually occurring not hanging poor gear, regulation feel, easy accommodative excess.Solve Problem above turns into the task of top priority.

Utility model content

To solve above technical problem, the utility model provides a kind of wiper joint chair altogether, and it is not only compact-sized, can It is high by property, and inserts can be directly as the circuit of wiper switch.

To achieve the above object, technical solutions of the utility model are as follows：

A kind of common joint chair of wiper, it is characterized by：Inserts including sheet and pass through Shooting Technique one-shot forming Injection molding body on inserts, the rectangular box like structure of injection molding body, the two sides of the injection molding body form the first functional chamber respectively With the second functional chamber；One side external surface of the inserts exposes to the bottom of chamber of the first functional chamber, the one of first functional chamber Side chamber wall is provided with the installation gap of targeting port and arc, and the targeting port self installation breach is through to the chamber of the second functional chamber Bottom；The first slot, appearance of first slot from cavity wall are provided with side cavity wall of second functional chamber away from installation gap Extend outwardly, the second slot is provided with the bottom of chamber of second functional chamber, second slot is located at by targeting port, described The bottom of chamber of two functional chambers has the fabrication hole for exposing inserts by the muscle technological forming that breaks.

Using above structure, the side of inserts is surface exposed to pass through the muscle that breaks in the bottom of chamber of the first functional chamber, another side surface Technique appears in the second functional chamber, enables circuit of the inserts directly as wiper switch, without extra cabling, and then makes automobile The structure of the common joint chair of windscreen wiper is compacter, and reliability is high, and the service life of the common joint chair of wiper greatly improved.

As preferred：One end away from installation gap is provided with four rectangular channels side by side in first functional chamber. It is simple and reliable for structure using above structure.

As preferred：One end close to installation gap in first functional chamber is provided with two locating dowels, two institutes State two edges that locating dowel is located at the first functional chamber bottom of chamber respectively.Using above structure, in order to install fixation.

As preferred：Fixing hole is equipped with the bottom of chamber of first functional chamber and the second functional chamber.Tied more than Structure, inserts and injection molding body is set more reliably to connect.

As preferred：Row's stitch is equipped with first slot and the second slot.Using above structure, in order to It is connected with winding displacement.

As preferred：Alignment pin is provided with the bottom of chamber of second functional chamber, the alignment pin is located at one end of the second slot. Using above structure, in order to install fixation.

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

Using wiper provided by the utility model, joint chair, structure are novel altogether, it is easy to accomplish, inserts can be directly as The circuit of wiper switch, compact, reliability are high.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is Fig. 1 rearview；

Fig. 3 is Fig. 1 top view；

Fig. 4 is the sectional view at A-A in Fig. 2.

Embodiment

The utility model is described in further detail with accompanying drawing with reference to embodiments.

As depicted in figs. 1 and 2, a kind of wiper altogether joint chair, including the inserts 1 of sheet and by Shooting Technique once The injection molding body 2 being molded on inserts 1, the 2 rectangular box like structure of injection molding body, the two sides of the injection molding body 2 form respectively One functional chamber 21 and the second functional chamber 22.

Fig. 1~Fig. 3 is referred to, the side cavity wall of first functional chamber 21 extends to form one to the direction away from bottom of chamber Holder structure is installed, the installation gap 23 of an arc is offered on the installation holder structure, in the side chamber of the first functional chamber 21 Wall is provided with a targeting port 24, and the bottom of the self installation breach 23 of targeting port 24 is through to the bottom of chamber of the second functional chamber 22. One end away from installation gap 23 is provided with four rectangular channels 211 side by side in first functional chamber 21.The inserts 1 passes through Shooting Technique is embedded in injection molding body 2, also, a side external surface of the inserts 1 exposes to the bottom of chamber of the first functional chamber 21, inserts 1 uses conductive metallic material, and inserts 1 without extra cabling, and then can make wiper directly as the circuit of wiper switch The structure of joint chair is compacter altogether, and reliability is high.One end close to installation gap 23 in first functional chamber 21 is provided with Two locating dowels 212, two locating dowels 212 are located at two edges of the bottom of chamber of the first functional chamber 21 respectively, in order to pacify Dress is fixed.

Fig. 1, Fig. 3 and Fig. 4 are referred to, first is provided with side cavity wall of second functional chamber 22 away from installation gap 23 Slot 25, first slot 25 are provided with second in the bottom of chamber of second functional chamber 22 and inserted from the outwardly extension of cavity wall Groove 26, second slot 26 are located at by targeting port 24, and row's stitch is equipped with the slot 26 of the first slot 25 and second 29, in order to the connection with winding displacement.It is provided with alignment pin 221 in the bottom of chamber of second functional chamber 22, the alignment pin 221 is positioned at the One end of two slots 26, it is easy to be securely fixed installation by alignment pin 221.Pass through in the bottom of chamber of second functional chamber 22 disconnected Muscle technological forming has the fabrication hole 27 for exposing inserts 1, and inserts 1 can be directly as the circuit of wiper switch, without extra Cabling, so make wiper be total to joint chair structure it is compacter, reliability is high.In the function of the first functional chamber 21 and second Fixing hole 28 is equipped with the bottom of chamber of chamber 22, by screw connection, can be further ensured that injection molding body 2 connects with the reliable of inserts 1 Connect.

Finally it should be noted that foregoing description is only preferred embodiment of the present utility model, the common skill of this area Art personnel on the premise of without prejudice to the utility model aims and claim, can make under enlightenment of the present utility model Expression, such conversion are each fallen within the scope of protection of the utility model as multiple types.

Claims (6)

1. A kind of 1. common joint chair of wiper, it is characterised in that：Inserts (1) including sheet and pass through Shooting Technique one-shot forming Injection molding body (2) on inserts (1), the rectangular box like structure of the injection molding body (2), the two sides difference shape of the injection molding body (2) Into the first functional chamber (21) and the second functional chamber (22)；

   One side external surface of the inserts (1) exposes to the bottom of chamber of the first functional chamber (21), in first functional chamber (21) Side cavity wall is provided with the installation gap (23) of targeting port (24) and arc, and targeting port (24) the self installation breach (23) is run through To the bottom of chamber of the second functional chamber (22)；

   The first slot (25), first slot are provided with side cavity wall of second functional chamber (22) away from installation gap (23) (25) from the outwardly extension of cavity wall, the second slot (26) is provided with the bottom of chamber of second functional chamber (22), this second Slot (26) is located at targeting port (24) side, has in the bottom of chamber of second functional chamber (22) by disconnected muscle technological forming for exposing The fabrication hole (27) of inserts (1).
2. 2. the common joint chair of wiper according to claim 1, it is characterised in that：It is remote in first functional chamber (21) One end of installation gap (23) is provided with four rectangular channels (211) side by side.
3. 3. the common joint chair of wiper according to claim 1 or 2, it is characterised in that：In first functional chamber (21) One end of installation gap (23) is provided with two locating dowels (212), two locating dowels (212) are located at the first work(respectively Two edges of energy chamber (21) bottom of chamber.
4. 4. the common joint chair of wiper according to claim 3, it is characterised in that：In first functional chamber (21) and second Fixing hole (28) is equipped with the bottom of chamber of functional chamber (22).
5. 5. the common joint chair of wiper according to claim 1 or 2, it is characterised in that：In first slot (25) and Row's stitch (29) is equipped with two slots (26).
6. 6. the common joint chair of wiper according to claim 1 or 2, it is characterised in that：In second functional chamber (22) Bottom of chamber is provided with alignment pin (221), and the alignment pin (221) is located at one end of the second slot (26).