TWM461917U - Push-pull self-locking connector - Google Patents

Description

Push-pull self-locking connector

The present invention relates to a connector, and more particularly to a push-pull self-locking connector capable of preventing secondary insertion and removal. The push-pull self-locking connector is mainly applied to an innovative structural design in the field of disposable medical articles.

According to the report, in the face of highly contagious diseases (such as severe acute respiratory syndrome, smallpox, tuberculosis, etc.), although many specifications have been established, for the first-line medical staff, it is often because there is no proper protection. The device is infected by bacteria or viruses, which causes damage to the medical staff. The insecurities felt by the medical staff at the psychological level make the implementation of the medical care work feel great psychological pressure, so that it is often impossible to provide good medical services and medical professional skills. For patients, if the medical staff is infected with bacteria or viruses, but continues to work on the diagnosis, it may also cause the patient to cross-infect other bacteria or viruses.

However, currently used in various medical devices (such as diagnostic imaging equipment and patient monitoring equipment) and medical connectors in the instrument, using a locking circular connector or a multi-plug circular connector, The locking circular connector cannot be quickly separated in an emergency situation, and the connector is easily detached due to external force vibration, thereby causing interruption of information transmission. The medical connector described above cannot be used for examination and treatment of highly infectious diseases. Meet the actual needs, especially for medical connectors in general operating rooms, surgery, obstetrics and gynecology, and clinical departments. Therefore, hospitals must invest a lot of time and manpower to clean medical equipment to avoid bacterial infections, resulting in a large amount of medical resources and waste of costs.

The reason is that this creator feels that the above problems can be improved. In addition to the use of academics, the author finally proposes a creation that is reasonable in design and effective in improving the above-mentioned defects.

The purpose of the present invention is to provide a push-pull self-locking connector, which is designed to prevent the plug from being combined with the socket again by the structure of the plug housing relative to the latch portion for the purpose of single use.

In order to achieve the above object, the present invention provides a push-pull self-locking connector, comprising a socket, comprising a socket housing, wherein the socket housing is embedded with a socket core having a plurality of socket terminals, and an inner cavity wall of the socket housing a plug is disposed thereon; and a plug includes a plug housing and a latch portion slidably disposed in the plug housing, the plug penetrates into the socket housing and is connected to the socket, and a plug is disposed in the latch portion a rubber core, the plug rubber core is provided with a plurality of plug terminals corresponding to the socket terminals, and the outer side wall of the latch portion forms at least one elastic rib and a card block which are press-deformable, and the plug housing is provided with An opening for the at least one elastic rib to be slidably disposed therein and an elastic fastener corresponding to the block, and at least one elastic limiting member is embedded at the front end of the plug housing.

In summary, the present invention relates to a push-pull self-locking connector that is engaged with a resilient rib of a latching portion through a recess of a socket housing to allow the socket to be securely engaged with the plug without causing interruption of information transmission. In addition, the push-pull self-locking connector of the present invention limits the displacement of the latch portion through the socket housing, so that the elastic fastener of the plug housing and the latch portion of the latch portion are tightly fastened to each other, and the socket housing interferes with the elastic limiting member. It is not possible to engage the plug again.

In order to further understand the features and technical contents of this creation, please refer to the following detailed description and drawings regarding this creation, however, the drawings only provide References and instructions are not intended to limit the creation of this work.

The embodiments described below are referred to by the number or the like, and the scope of application of the present invention should not be limited by the number or the like unless otherwise stated. The push-pull self-locking connector 1 of the present invention can be a multi-core round connector conforming to the waterproof IP50 grade, and can be used for surgical disposable products, and can be multi-core round type conforming to waterproof IP50 and waterproof IIP68 grade. The connector can be applied to precision medical measurement equipment, etc., but not limited to this, in other words, the push-pull self-locking connector 1 of the present invention can also be applied to the chassis, the board or other objects with limited or unrestricted environment at one end. on.

Please refer to FIG. 1 to FIG. 8B together. As shown in FIG. 1 , FIG. 2 and FIG. 4A , the present invention discloses a push-pull self-locking connector 1 , which includes a socket 11 ( FIG. 4A ) and a plug 12 . The socket 11 and the plug 12 can be inserted into each other. The state (Fig. 6A) is used to transfer power or electronic control signals. The socket 11 includes a socket housing 111, and a socket core 112 is embedded therein, and the plug 12 includes a plug housing 121 and a latch portion 122 slidably disposed in the plug housing 121, and the latch portion 122 is disposed therein. A plug rubber core 123 is disposed. The socket rubber core 112 has a plurality of socket terminals 1121 for plugging with the plug terminals 1231 of the plug rubber core 123 for electrical conduction.

As shown in FIG. 1 and FIG. 4A, the outer side wall of the latching portion 122 forms at least one elastic rib 1221 which is press-deformable, and the plug housing 121 is provided with a slidably disposed at least one elastic rib 1221. The opening 1211 is such that at least one of the elastic ribs 1221 protrudes and is exposed to the opening 1211. In addition, since the inner cavity wall of the socket housing 111 is provided with The at least one elastic rib 1221 corresponds to one of the recesses 1111. Therefore, when the socket 11 and the plug 12 are inserted into each other, at least one elastic rib 1221 of the latch portion 122 can be fitted to the recess 1111 of the socket housing 111. (Fig. 6A), the plug 12 can be firmly inserted into the socket 11 without causing interruption of information transmission. Furthermore, as shown in FIG. 2 and FIG. 7B, since the outer side wall of the latching portion 122 forms a latching block 1222, the plug housing 121 is provided with a resilient fastener 1212 corresponding to the latching block 1222, and the front end of the plug housing 121 is embedded. At least one elastic limiting member 1213, so that when the socket 11 is separated from the plug 12, the recess 1111 of the socket housing 111 can restrict the at least one elastic rib 1221 of the latch portion 122 from being displaced, in other words, when the plug 12 is away from the socket 11, The plug housing 121 is moved backward to press the front end of the latch portion 122 to the at least one elastic limiting member 1213 and partially exposed outside the plug housing 121 (FIG. 7A). At this time, the elastic fastener 1212 of the plug housing 121 is coupled with the card. The latches 1222 of the crotch portion 122 are restrained from each other ( FIG. 7B ), and the position of the plug housing 121 and the latch portion 122 are fixed. Therefore, the plug housing 121 can not be engaged with the socket 11 again due to interference with the elastic limiting member 1213 . (Fig. 8A), for the purpose of single use. Therefore, the plug 12 of the push-pull self-locking connector 1 of the present invention must be discarded after use, so that the advantages of the infection of the medical device connected to the present invention due to secondary use can be effectively avoided.

The following is a detailed description of the specific embodiment of the present invention. Referring to FIG. 2 and FIG. 4A, the main structure of the push-pull self-locking connector 1 includes a socket 11 and a plug 12, and the plug 12 has a through passage (not shown). A wire (not shown) for receiving the transmission power or electronic control signal is connected to the plug terminal 1231 of the plug rubber core 123. The plug 12 is connected to the socket 11 through a snapping manner; wherein the socket housing 111 and the plug housing 121 can be made of sterilizable metal or sterilizable plastic material for various types. Medical environment, but not limited to this.

The latching portion 122 is slidably disposed inside the plug housing 121 such that at least one of the elastic ribs 1221 protrudes from the opening 1211 of the plug housing 121. A plurality of slits 1223 are defined in the outer side wall of the latching portion 122, so that at least one elastic rib 1221 formed between the slits 1223 can be elastically displaced up and down by an appropriate distance; wherein the slits 1223 The number and location can be changed according to actual needs, so it is not limited here. For example, two or more diagonal slits 1223 can be opened on the outer side wall of the latch portion 122 (not shown). In this embodiment, the outer side walls of the latch portion 122 are open and parallel to each other. The slit 1223 is formed such that at least one elastic rib 1221 is formed between the two slits 1223, and a gap S1 (FIG. 4A) is formed between the latch portion 122 and the plug rubber core 123 as at least one elastic rib. 1221 is a space that is elastically deformed downward when pressed by the socket housing 111; wherein the elasticity of the at least one elastic rib 1221 can be restricted by adjusting the distance of each of the slits 1223 toward the front and rear ends of the latch portion 122. The displacement change amount; in the specific embodiment, the opposite outer side walls of the latch portion 122 respectively form a resilient rib 1221, and the plug housing 121 is provided with an opening 1211 corresponding to the two elastic ribs 1221 to make the card The shank portion 122 can be slidably disposed in the plug housing 121; wherein the elastic rib 1221 can have several simple variations, and the number and shape of the elastic ribs 1221 are changed as long as the operation gesture is met. The scope covered by the creation.

Referring to FIG. 4A, the inner cavity wall of the socket housing 111 is recessed with an annular groove 1111. The inner wall of the groove 1111 forms a first guiding surface 1111a, and at least one elastic rib 1221 of the latch portion 122 The second guiding surface 1221a is matched with the first guiding surface 1111a for relative movement of the at least one elastic rib 1221 and the groove 1111 (Fig. 6A to Fig. 7B), thereby The latch portion 122 moves relative to the slot of the plug housing 121. In addition, the outer side surface of the at least one elastic rib 1221 is further formed with a guiding slope 1221b connecting the second guiding surface 1221a, the second guiding surface 1221a forms an angle A1 with the guiding slope 1221b, and an arc is formed at the front end of the guiding slope 1221b. The lead angle A2 causes the front end of the opening 1211 of the plug housing 121 to press at least one elastic rib 1221 along the arcuate corner A2 (Fig. 7A). In addition, as shown in FIG. 2 and FIG. 3, a fastener receiving groove 1214 is formed at a position of the middle of the plug housing 121, and the elastic fastener 1212 has a slightly horseshoe-shaped fastener body. The 1212a and the self-fastening body 1212a extend obliquely downward and are parallel to each other. The two clamping hooks 1212b are respectively engaged with the locking blocks 1222 of the latching portion 122. The fastener body 1212a is further disposed above each of the clamping hooks 1212b. There is a groove S2 corresponding to the contour of each of the clamp hooks 1212b as a space for elastically deforming the upper and lower sides of each of the clamp hooks 1212b.

Referring to FIG. 1 and FIG. 1A, the front end of the plug housing 121 has a slot 1216 corresponding to the at least one elastic limiting member 1213 for embedding at least one elastic limiting member 1213. The elastic limiting member 1213 can be A metal shrapnel structure or a plastic shrapnel structure may be two or more, but not limited thereto; in the specific embodiment, the plug housing 121 has two elastic limiting members 1213 at the front end, but the similar elastic The structure and function of each should be included in the scope of implementation of this creation. As shown in FIG. 1A, FIG. 1A is an enlarged cross-sectional view showing a portion of the push-pull self-locking connector. In the embodiment, the elastic limiting member 1213 can be a slightly C-shaped elastic structure; The bit member 1213 has a holding area 1213a, a connecting area 1213b and a limiting area 1213c. One end of the connecting portion 1213b is folded back toward the rear end of the plug 12 to form a holding portion 1213a, and the other end of the connecting portion 1213b is folded back toward the front end of the plug 12 to form a limiting portion 1213c.

It should be noted that the inner side wall of the slot 1216 of the plug housing 121 is further recessed to form a rail 1217 extending toward the bottom end of the slot 1216, and the retaining portion 1213a of the elastic limiting member 1213 has a matching with the rail 1217. The guiding block 1213d allows the elastic limiting member 1213 to be stably fitted to the guide rail 1217 without shaking, and the limiting portion 1213c of the elastic limiting member 1213 is suspended near the rear end of the slot 1216 and the front end of the latching portion 122. Above.

Referring to FIG. 2, FIG. 3 and FIG. 4A, the push-pull self-locking connector 1 further includes a wire clamp 124 and a tail nut 125 sleeved on the outside of the wire clamp 124; wherein the wire clamp 124 is mounted on the card The rear end of the crotch portion 122, and the clip 124 is assembled with the plug rubber core 123 inside the latch portion 122, and the inner wall of the tail nut 125 is provided with a joint internal thread 1251 for the outer periphery of the rear end of the latch portion 122. The engaging external threads 1224 are joined to each other. As shown in FIG. 4A, when the push-pull self-locking connector 1 of the present invention is to be used, the electric wires (not shown) in the power device (not shown) may be first soldered to the plurality of socket terminals of the socket rubber core 112. On the 1121, the socket 11 is fastened and sealed to the electric device by screws; then, the cable is soldered to the outlet (not shown) of the plug terminal 1231 of the plug rubber core 123, and clamped by the wire clamp 124. Sealing, fixing, and finally tightening the tail nut 125 and the latch portion 122 prepares to engage the plug 12 with the socket 11.

For the actual operation of the push-pull self-locking connector 1, please refer to FIG. 4A to FIG. 8B; FIG. 4A is a cross-sectional view of the unjoined state of the X-axis direction of the push-pull self-locking connector, and FIG. 4B is a creative push-pull self-locking connection. The Y-axis direction is not combined with the state cross-sectional view. As shown in FIGS. 4A and 4B, in order to provide stability when the plug 12 and the socket 11 are connected, the latching portion 122 is formed with two opposite elastic ribs 1221 for pressing deformation, when the plug 12 is not yet engaged with the socket 11. The two elastic ribs 1221 of the latch portion 122 are respectively protruded up and down and The second guiding surface 1221a of the two elastic ribs 1221 abuts against the rear end of the opening 1211 of the plug housing 121, and the latching portion 122 is located at a first position.

5A and FIG. 5B, FIG. 5A is a cross-sectional view showing the insertion state of the push-pull self-locking connector in the X-axis direction, and FIG. 5B is a cross-sectional view showing the insertion state of the push-pull self-locking connector in the Y-axis direction. As shown in FIG. 5A, when the plug 12 and the socket 11 are ready to be inserted into each other, the socket housing 111 can press the two elastic ribs 1221 to force the two elastic ribs 1221 to be inwardly retracted into the opening 1211 of the plug housing 121 while The entire latch portion 122 is also retracted inwardly to form a small range of displacement motion. At this time, as shown in FIG. 5B, the elastic fastener 1212 of the plug housing 121 and the latch 1222 of the latch portion 122 are not yet snapped to each other.

Please refer to FIG. 6A and FIG. 6B. FIG. 6A is a cross-sectional view showing the locked state of the push-pull self-locking connector after being inserted in the X-axis direction, and FIG. 6B is a cross-sectional view showing the locked state after the Y-axis direction of the push-pull self-locking connector is inserted. As shown in FIG. 6A, when the plug 12 and the socket 11 are inserted into each other, since the position of the recess 1111 formed inside the socket housing 111 is substantially the same as the position where the two elastic ribs 1221 are formed on the outer side wall of the latch portion 122, The elastic ribs 1221 are all outwardly returned to the uncompressed state, so that the two elastic ribs 1221 are engaged with the recesses 1111 of the socket housing 111, and the entire latch portion 122 is returned to the uncompressed state, and the plug 12 is The sockets 11 are electrically connected to each other. At this time, as shown in FIG. 6B, the elastic fastener 1212 of the plug housing 121 and the block 1222 of the latch portion 122 are not yet snapped to each other.

Please refer to FIG. 7A and FIG. 7B. FIG. 7A is a cross-sectional view showing the pull-out state of the push-pull self-locking connector after being inserted in the X-axis direction, and FIG. 7B is a cross-sectional view showing the pull-out state of the push-pull self-locking connector after being inserted in the Y-axis direction. As shown 7A, when the plug 12 and the socket 11 are ready for separation, since the first guiding surface 1111a of the recess 1111 of the socket housing 111 abuts against the second guiding surface 1221a of the two elastic ribs 1221, the latch portion 122 is received. The recess 1111 of the socket housing 111 is restrained and fixed; but as the plug 12 is away from the socket 11, the second guiding surface 1221a of the two elastic ribs 1221 of the latch portion 122 is displaced from the rear end of the opening 1211 of the plug housing 121 to the vicinity The front end of the opening 1211 is such that the latch portion 122 is in a second position. At this time, as shown in FIG. 7B, the elastic fastener 1212 of the plug housing 121 and the latch 1222 of the latch portion 122 are restrained from each other, so that the latch portion 122 is restricted to the second position and cannot be restored to the first position. A position (Figure 2). In addition, since the front end of the opening 1211 of the plug housing 121 slides along the arcuate corner A2 of the two elastic ribs 1221 to slide the guiding slope 1221b, the two elastic ribs 1221 are pressed inwardly into the opening 1211 of the plug housing 121. Therefore, the recess 1111 of the socket housing 111 can be disengaged from the limit of the two elastic ribs 1221, and the plug 12 can be smoothly pulled out from the socket housing 111, which is relatively labor-saving.

As the second guiding surface 1221a of the two elastic ribs 1221 is displaced from the rear end of the opening 1211 of the plug housing 121 to the front end of the opening 1211, the front end of the latching portion 122 presses the connecting portion 1213b of the two elastic limiting members 1213, and The limiting region 1213c of the two elastic limiting members 1213 is abutted and displaced upward along the rear end of the slot 1216, so that the front end of the limiting portion 1213c is exposed outside the plug housing 121 (as shown in FIG. 8A). It is to be noted that, since the elastic fastener 1212 of the plug housing 121 and the latching block 1222 of the latching portion 122 are fastened to each other, the front end of the latching portion 122 can firmly press the two elastic limiting members 1213. The two elastic limiting members 1213 are stably exposed outside the plug housing 121 and are not easily shaken.

Please refer to FIG. 8A and FIG. 8B. FIG. 8A is a schematic push-pull self-locking connection. The X-axis direction of the connector is inserted into the state cross-sectional view again, and FIG. 8B is a cross-sectional view showing the state in which the push-pull self-locking connector is reinserted in the Y-axis direction. As the second guiding surface 1221a of the two elastic ribs 1221 is displaced from the rear end of the opening 1211 of the plug housing 121 to the front end of the opening 1211, the front end of the latching portion 122 presses the connecting portion 1213b of the two elastic limiting members 1213, and The limiting region 1213c of the two elastic limiting members 1213 is abutted and displaced upward along the rear end of the slot 1216, so that the front end of the limiting portion 1213c is exposed outside the plug housing 121 (as shown in FIG. 8A). It is to be noted that, since the elastic fastener 1212 of the plug housing 121 and the latching block 1222 of the latching portion 122 are fastened to each other, the front end of the latching portion 122 can firmly press the two elastic limiting members 1213. The two elastic limiting members 1213 are stably exposed outside the plug housing 121 and are not easily shaken. As shown in FIG. 8A, when the plug 12 is to be inserted into the socket 11 again, since the front end of the limiting portion 1213c of the two elastic limiting members 1213 of the plug housing 121 is completely exposed outside the plug housing 121, the two elastic limits are The front end of the bit member 1213 and the socket housing 111 interfere with each other, so that the plug 12 cannot be fully inserted into the socket housing 111 to complete the electrical conduction function. In other words, the present push-pull self-locking connector 1 has the function of preventing secondary insertion and removal. Can effectively prevent bacterial infections. As shown in FIG. 8B, the elastic fastener 1212 of the plug housing 121 and the latch 1222 of the latch portion 122 are restrained from each other.

Please refer to FIG. 9 and FIG. 10 . FIG. 9 is a perspective cross-sectional view of the push-pull self-locking connector during maintenance, and FIG. 10 is a cross-sectional view of the push-pull self-locking connector during maintenance. As shown in FIG. 9, the push-pull self-locking connector 1 of the present invention further includes a slightly horseshoe-shaped elastic maintenance clip 13, and the rear end of the fastener receiving groove 1214 of the plug housing 121 extends more toward each other to form two repairs. The hole 1215, when the push-pull self-locking connector 1 is accidentally touched and needs to be repaired, as shown in FIG. 10, the two ends of the elastic maintenance clip 13 can be inserted into two dimensions respectively. The hole 1215 is fixed to the two clamp hooks 1212b, so that the two clamp hooks 1212b are disengaged from the limit of the block 1222 of the latch portion 122 (as shown in FIG. 8B), so that the latch portion 122 returns from the second position to the first position. One location (Figure 4A).

In addition, it should be specifically noted here that the direction terms mentioned in this creation, such as: up, down, left, right, front or back, etc., are only directions referring to the additional drawings. Therefore, the directional terminology used is used to illustrate and not to limit the creation.

In summary, the creation has the following beneficial effects:

1. The push-pull self-locking connector of the present invention is engaged with the elastic rib of the latch portion through the groove of the socket housing, so that the socket can be firmly engaged with the plug without causing interruption of information transmission.

2. The push-pull self-locking connector of the present invention restricts the displacement of the latch portion through the socket housing, so that the elastic fastener of the plug housing and the latch portion of the latch portion are tightly fastened to each other, and the socket shell and the elastic limit position The interference does not allow the plug to engage the socket twice.

3. The push-pull self-locking connector of the present invention has the function of preventing secondary plugging and use, so that the medical device connected to the present invention can be effectively prevented from causing bacterial infection due to secondary use.

4. The push-pull self-locking connector of the present invention has a circular arc lead angle of the elastic rib of the latching portion, which facilitates the opening of the plug housing to press the elastic rib into the plug housing, so that the plug can be labor-savingly Pull out from the socket housing.

5. The push-pull self-locking connector of the present invention has the elastic fastener of the plug housing and the block of the latching portion being embedded with each other, so that the front end of the latching portion stably presses the elastic limiting member, thereby making the elastic limit The bit piece is stably exposed outside the plug housing.

The above description is only a preferred and feasible embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Therefore, the equivalent structural changes that are made by using the present specification and the content of the schema are all included in the creation. Within the scope, it is combined with Chen Ming.

1‧‧‧Push-pull self-locking connector

11‧‧‧ socket

111‧‧‧Socket housing

1111‧‧‧ Groove

1111a‧‧‧First guiding surface

112‧‧‧Socket core

1121‧‧‧Socket terminal

12‧‧‧ plug

121‧‧‧ plug housing

1211‧‧‧ openings

1212‧‧‧Flexible fasteners

1212a‧‧‧ fastener body

1212b‧‧‧ clamp hook

1213‧‧‧Flexible limiter

1213a‧‧‧ Holding area

1213b‧‧‧Connected area

1213c‧‧‧Limited Zone

1213d‧‧‧ Guide block

1214‧‧‧fastener receiving slot

1215‧‧‧Maintenance hole

1216‧‧‧ slotting

1217‧‧‧rail

122‧‧‧Card Department

1221‧‧‧Flexible ribs

1221a‧‧‧second guiding surface

1221b‧‧‧Guiding bevel

1222‧‧‧ card block

1223‧‧‧ slitting

1224‧‧‧ external thread

123‧‧‧plug core

1231‧‧‧ Plug terminal

124‧‧‧clamp

125‧‧‧Tail nut

1251‧‧‧ internal thread

13‧‧‧Flexible repair clips

S1‧‧‧ gap

S2‧‧‧ trench

A1‧‧‧ angle

A2‧‧‧ arc angle

1 is a perspective assembled view of the push-pull self-locking connector; FIG. 1A is an enlarged cross-sectional view of the A portion of the push-pull self-locking connector; FIG. 2 is an exploded perspective view of the push-pull self-locking connector Figure 3 is an exploded perspective view of the other side of the push-pull self-locking connector; Figure 4A is a cross-sectional view of the unzipped state of the push-pull self-locking connector in the X-axis direction; Figure 4B is a creative push-pull self-locking connector FIG. 5A is a cross-sectional view showing the state in which the push-pull self-locking connector is inserted in the X-axis direction; FIG. 5B is a cross-sectional view showing the inserted state of the push-pull self-locking connector in the Y-axis direction; FIG. 6B is a cross-sectional view showing the locked state of the self-locking connector in the X-axis direction after insertion; FIG. 6B is a cross-sectional view showing the locked state of the push-pull self-locking connector in the Y-axis direction; FIG. Pull out the sectional view of the state; Figure 7B is the pull-out of the creative push-pull self-locking connector inserted in the Y-axis direction FIG. 8A is a cross-sectional view showing the reinsertion state of the push-pull self-locking connector in the X-axis direction; FIG. 8B is a cross-sectional view showing the re-insertion state of the push-pull self-locking connector in the Y-axis direction; A perspective view of the connector when it is being repaired; and FIG. 10 is a cross-sectional view showing the repair of the push-pull self-locking connector.

1‧‧‧Push-pull self-locking connector

11‧‧‧ socket

111‧‧‧Socket housing

1111‧‧‧ Groove

1111a‧‧‧First guiding surface

112‧‧‧Socket core

1121‧‧‧Socket terminal

12‧‧‧ plug

121‧‧‧ plug housing

1211‧‧‧ openings

1213‧‧‧Flexible limiter

1213a‧‧‧ Holding area

1213b‧‧‧Connected area

1213c‧‧‧Limited Zone

1216‧‧‧ slotting

1217‧‧‧rail

122‧‧‧Card Department

1221‧‧‧Flexible ribs

1221a‧‧‧second guiding surface

1221b‧‧‧Guiding bevel

1224‧‧‧ external thread

123‧‧‧plug core

1231‧‧‧ Plug terminal

124‧‧‧clamp

125‧‧‧Tail nut

1251‧‧‧ internal thread

S1‧‧‧ gap

A1‧‧‧ angle

A2‧‧‧ arc angle

Claims (12)

A push-pull self-locking connector, comprising: a socket, the socket housing is embedded with a socket core having a plurality of socket terminals, and a cavity is disposed on the inner cavity wall of the socket housing; a plug comprising a plug housing and a latch portion slidably disposed in the plug housing, the plug penetrates into the socket housing and is connected to the socket, and the plug portion is provided with a plug rubber core, the plug rubber The core is provided with a plurality of plug terminals corresponding to the socket terminals, and the outer side wall of the latch portion forms at least one elastic rib and a card block which are press-deformable, and the plug housing is provided with the at least one elastic protrusion An opening of the rib slidingly disposed therein and an elastic fastener corresponding to the card block, wherein at least one elastic limiting member is embedded at the front end of the plug housing; wherein the card is inserted when the socket and the plug are inserted into each other At least one elastic rib of the portion is engaged with a groove of the socket shell, and when the socket is separated from the plug, the groove of the socket shell restricts displacement of the at least one elastic rib, so that the plug housing Card-fastener and the tenon portion of the stopper block closely to each other, and the front end portion of the tenon compression of the plug housing at least one elastic stop member and the outer exposed portion of the plug housing. The push-pull self-locking connector of claim 1, wherein the outer side wall of the latch portion is provided with a plurality of slits, and the at least one elastic rib is formed between the slits. The push-pull self-locking connector according to claim 2, wherein a gap is formed between the latch portion and the plug rubber core A space that is elastically deformed by the at least one elastic rib. The push-pull self-locking connector of claim 3, wherein the inner wall of the groove forms a first guiding surface, and the at least one elastic rib has a second guiding portion that cooperates with the first guiding surface. surface. The push-pull self-locking connector of claim 4, wherein an outer side surface of the at least one elastic rib is formed with a guiding inclined surface connecting the second guiding surface, the second guiding surface and the guiding inclined surface An angle is formed therebetween, and a leading edge of the guiding bevel forms a circular arc. The push-pull self-locking connector according to claim 5, wherein a middle portion of the plug housing is provided with a fastener receiving groove corresponding to the elastic fastener, the elastic fastener having a slightly horseshoe The fastener body and the two clamp hooks extending obliquely downward from the fastener body and parallel to each other, and the clamps of the two clamp hooks and the latch portion are bound to each other. The push-pull self-locking connector according to claim 6, wherein the fastener body is further provided with a pair of grooves corresponding to the contour of the hook to be elastically deformed on each of the clamp hooks. space. The push-pull self-locking connector of claim 7, wherein the rear end of the fastener receiving groove extends more toward each other to form two service holes. The push-pull self-locking connector according to claim 8, further comprising a slightly horseshoe-shaped elastic maintenance clip, wherein the two ends of the elastic maintenance clip are respectively inserted into the two service holes to support the two Clamp hook. The push-pull self-locking connector of claim 5, wherein the at least one elastic limiting member has a holding area, a connecting area and an abutting area, and one end of the connecting area is folded back toward the plug The end extension forms the holding area, and the other end of the connecting area is folded back to form the limiting area toward the front end of the plug. The push-pull self-locking connector of claim 10, wherein the plug housing has a slot that cooperates with the at least one elastic limiting member, and the inner side wall of the slot is recessed to form a rail. The retaining zone has a guide block that cooperates with the guide rail, and the retaining zone is suspended near the rear end of the slot. The push-pull self-locking connector of claim 1, further comprising a wire clamp and a tail nut sleeved on the outside of the clamp, the clamp being assembled at a rear end of the clamp portion, The inner wall of the tail nut is provided with an engaging internal thread, and the outer periphery of the rear end of the latching portion is provided with an engaging external thread corresponding to the internal thread.