TWM450113U - Cable connector - Google Patents

Description

Wire end connector

The present invention relates to a connector structure, and more particularly to a wire end connector mounted on a cable for plugging into a board end connector.

The wire end connector is installed at an end of a cable for inserting and connecting a corresponding one end connector of the circuit board of an electrical appliance to obtain power and signal between the cable and the electrical appliance. Mutual transmission on.

The conventional wire end connector mainly comprises a transmission body and a metal casing and a plastic body which are sequentially covered on the outside. The transmission body has a plastic frame and a plurality of terminals inserted in the plastic frame, and the terminals are respectively soldered to the discrete core wires of the cable; the metal casing has an electric screen function, so that the electromagnetic wave transmitted by the transmission body does not The external electromagnetic waves interfere with each other; the top mask of the plastic body has a single-point fastening piece for engaging with the button hole provided at the corresponding position of the board end connector. In use, the wire end connector is inserted into the inside of the board end connector, and according to the contact of the transmission body provided by the two connectors, the transmission of the two connector signals and power is achieved, and the single connector is provided. The fulcrum clip is fastened to the button hole of the board end connector to maintain the mating relationship between the two connectors.

However, the above-mentioned conventional wire end connector has the following disadvantages in structure: (1) The buckle piece is a single-point fastener piece, that is, one end of the buckle piece is connected to the top surface of the plastic body, and the buckle piece The other end is suspended; the structural strength of the single-point fastener is relatively fragile and easily damaged, and it is connected to the end connector. The bonding strength of the buttonhole is also weak; (2) The discrete core wires between the end of the cable line and the transmission body are not provided with any objects for carrying and fixing the discrete core wires, and the geometric shapes and relative spacing of the discrete core wires The position and size are in an unstable state, which affects the stability of signal transmission. (3) The housing space of the plastic carcass is fixed, and only the cable with a single wire diameter can be accommodated. The cable wire for different wire diameters is selected. (4) The plastic carcass is made of plastic injection molded parts made of the same material. In order to facilitate the insertion with the end connector, the plastic carcass is usually a steel plastic body, that is, respectively. The mating end of both ends of the plastic body (for mating with the board end connector) and the cable end (for the end of the fixing cable) are made of steel plastic material, and the steel computer cable joint end will be It will limit the winding curvature of the cable and relatively increase the space occupied by the cable and its line end connector.

Due to the above reasons, the application of the conventional line end connector is not good.

One of the aims of the present invention is to provide a wire end connector having a strong snap structure.

Another object of the present invention is to provide a wire end connector which can maintain the geometric shape, relative spacing position and size of the discrete core wires of the cable in a stable state, and improve the stability of signal transmission.

A further object of the present invention is to provide a wire end connector that can accommodate cable wires of different wire diameters and improve the flexibility of selection of cable wires of different wire diameters.

A further object of the present invention is to provide a wire end connector which can be added Large cable turns around the curvature, saving space and improving ease of use.

According to one of the above objects, an aspect of the present invention provides a wire end connector that is mounted at one end of a cable for inserting a board end connector having a plurality of discrete core wires. Each of the discrete core wires has a rear segment, a middle segment and a front segment sequentially from the inner end to the outer end of the cable; the wire end connector comprises: a transfer body having a plastic frame and a plurality of inserting the plastic frame Each of the terminals has a pair of terminals and a terminal, respectively protruding from the front end and the rear end of the plastic frame, and each of the terminals is respectively soldered to the front portion of each of the discrete core wires; a clamping body having a plurality of clamping slots , respectively, holding the middle section of each discrete core wire; a metal bottom shell is coupled to the plastic frame of the transmission body, and is carried on the bottom surface of the transmission body, the clamping body and each of the discrete core wires, and the top mask of the metal bottom shell has a cover body and An opening, the cover covers the top surface of the transfer body; a metal top case covers the opening, and the metal top case has a fixing ring that clamps the outer periphery of the end of the cable; the outer mold colloid is fixed The glue is installed on the outer circumference of the end of the cable And covering the fixing ring; and a plastic body combined with the shaped outer mold colloid, the plastic body has a frame body and a receiving chamber surrounded by the frame body, the receiving chamber houses the metal bottom case and the metal a top shell and a shaped outer mold colloid, the top surface of the frame is provided with a sheet at a double fulcrum, that is, both ends of the sheet are joined to the top surface of the frame, and a gap is formed between the middle of the sheet and the top surface of the frame, and The top mask of the sheet has a snap fit. According to the double-pivot structure sheet and the buckle body, the mechanical strength of the members can be strengthened, and the strong snap-fit force is strong; and, according to the arrangement of the clip body, the geometric shape of each discrete core of the cable can be maintained, The relative spacing position and size are in a stable state.

According to an embodiment of the present invention, the front end of the buckle body forms a slanted wall, and the rear end of the buckle body forms a vertical retaining wall. According to the inclined wall, the buckle body is smoothly buckled to the buckle hole of the board end connector; according to the vertical retaining wall, the inner wall of the buckle hole can be blocked after being engaged and positioned to prevent the two from loosening.

According to an embodiment of the present invention, the top surface of the sheet is provided with a pressing protrusion at a position behind the buckle body for operating the buckle body to sink and pull out.

According to an embodiment of the present invention, the bottom surface of the rear end portion of the accommodating chamber forms a lower recess. Accordingly, the height of the shaped outer mold colloid and the first fixed inner mold colloid can be extended to accommodate the cable wires of different wire diameters, thereby improving the selection flexibility of the cable wires of different wire diameters.

According to an embodiment of the present invention, the wire end connector further includes a first shaped inner mold colloid that is glued to the rear portion of each of the discrete core wires. Accordingly, the geometry, relative spacing position and size of each of the discrete core wires are condensed and fixed at the front portion of each of the discrete core wires.

According to an embodiment of the present invention, the wire end connector further includes a second shaped inner mold colloid, which is glued to the front end of each of the discrete core wires and the terminals of the respective terminals. Accordingly, the geometry, relative spacing position and size of each of the discrete core wires are again fixed and fixed at the rear portion of each of the discrete core wires.

According to an embodiment of the present invention, a first fastening hole is formed on an opposite side wall of the metal bottom case, and a first fastening body is respectively disposed on an opposite side wall of the plastic frame of the transmission body, and the first fastening body is respectively buckled The first buttonhole. Thereby, the combination between the metal bottom case and the transfer body is achieved, and the metal bottom case is covered on the outside of the plastic frame of the transfer body.

According to an embodiment of the present invention, an opposite side wall of the metal top case Each of the two opposite side walls of the metal bottom case is provided with a second button body, which is respectively hooked to each of the second button holes. Thereby, the metal top case and the metal bottom case are combined and covered, and the metal top case is covered on the top surface of the wire clamping body, the first shaped inner mold colloid and the second fixed inner mold colloid.

According to an embodiment of the present invention, a pair of opposite side walls of the plastic body are respectively provided with a third button hole, and a pair of opposite side walls of the shaped outer mold colloid are respectively provided with a third button body, which are respectively buckled Three buttonholes. In this way, the combination of the plastic body and the shaped outer mold colloid is achieved.

According to an embodiment of the present invention, the shaped outer mold colloid is a soft shaped outer mold colloid, and the plastic body is a rigid plastic body. Accordingly, the shaped outer mold colloid as the elastic body can absorb the external force generated by the twisted twist of the cable, so that the cable can be wound around the proximal end of the wire end connector, thereby increasing the winding curvature of the cable and saving the cable. Install space.

The above and other technical contents, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments.

1 to 12 are respectively a perspective view, an exploded view, a cross-sectional view, a side view, an operation schematic diagram, and an assembly diagram of each component of a wire end connector according to an embodiment of the present invention. As shown in the drawings, the wire end connector according to an embodiment of the present invention is mounted on one end portion 910 of a cable 900 for mating to a board end connector 950. The cable line 900 has a plurality of discrete core wires 920, each of which is directed from the inner end of the cable line 900 The outer end sequentially has a rear section 921, a middle section 922 and a front section 923. Among them, the front section 923 has been stripped of the insulation to reveal its bare wire.

The wire end connector according to an embodiment of the present invention includes a transfer body 100, a wire clamping body 200, a first shaped inner mold colloid 300, a second shaped inner mold colloid 400, a metal bottom case 500, and a The metal top case 600, the deformed outer mold colloid 700 and a plastic body 800.

As shown in FIG. 7 , the transmission body 100 has a plastic frame 110 and a plurality of terminals 120 inserted in the plastic frame. Each of the terminals has a pair of terminals 121 and a terminal 122 respectively protruding from the front end and the rear end of the plastic frame 110, and each of the terminals 122 is soldered to the front section 923 of each of the discrete core wires 920 to achieve electrical engagement. In use, the transmission body 100 is a plug-in board end connector 950, and is electrically connected to the corresponding male terminal transmission body (not shown) of the board end connector 950 with the mating end 121 of the terminal 120 for signal and power. Loop transmission.

Referring to FIGS. 6 and 7 together, the wire clamping body 200 has a plurality of wire clamping slots 210 for holding the middle segments 922 of the discrete core wires 920 of the cable wires 900, respectively. The wire clamping body 200 is designed to be a pushable type, which is supplemented by an appropriate stretching jig and a positioning jig (all not shown), and each of the discrete core wires 920 can achieve the same level of each discrete core wire due to the movement of the wire clamping body 200. Stretching the tension and maintaining the geometrical shape and relative spacing position and size of each of the discrete core wires 920 in the intended design; and the equal extension tension of each of the discrete core wires 920 maintains the discrete core wires 920 and the terminals 120 of the transfer body 100 When the bonding force is maximized, the discrete core wire 920 is broken when the cable 900 is stressed; when the shaped inner mold colloid is injected into each of the discrete core wires 920, The same tensile force can also prevent the discrete core wires 920 from being twisted and deformed by the injection force, thereby avoiding damage to the impedance matching.

Referring to FIG. 6 together, the first shaped inner mold colloid 300 is glued to the rear section 921 of each of the discrete core wires 920 of the cable 900, and the geometry and relative spacing of the discrete core wires 920 are condensed and fixed. With size. Similarly, as shown in FIG. 8 , the second shaping inner mold colloid 400 is glued to the front end 923 of each of the vertical core wires 920 and the terminal end 122 of each terminal 120 . In Fig. 2, the second shaped inner mold colloid 400 is shown to be glued from the upper and lower directions to form a unitary second shaped inner mold colloid 400. Accordingly, the geometry, relative spacing position and size of each of the discrete core wires 920 are again fixed and fixed at the rear portion 923. That is, each of the discrete core wires 920 electrically coupled to the transfer body 100 has a first shaped inner mold colloid 200 injected in the rear stage 921, a clamping body 100 fixed in the middle portion 922, and a second shaped inner mold colloid 400 in the front portion 923. The sandwich-type clamping and coagulation fixing enables the geometry, relative spacing position and size of the transmission body 100 to be connected to the discrete core wires 920 to maintain the state under the intended design, maintain the proper impedance matching, and enhance signal transmission. Stability.

As shown in FIG. 9 , the metal bottom case 500 is coupled to the plastic frame 110 of the transfer body 100 and carried on the transfer body 100 , the wire clamping body 200 , the first shaped inner mold colloid 300 , and the second shaped inner mold . The bottom surface of the colloid 400 and each of the discrete core wires 920. The top surface of the metal bottom case 500 has a cover 510 and an opening 520, wherein the cover 510 covers the top surface of the transfer body 100.

In the implementation of the combination of the metal bottom case 500 and the plastic frame 110 of the transfer body 100, a pair of opposite side walls 530 of the metal bottom case 500 are respectively provided with a first buckle. The first ejector body 131 is respectively fastened to each of the first fastening holes 531 of the metal sump 500. Thereby, the bonding between the metal bottom case 500 and the transfer body 100 is achieved, and the metal bottom case 500 is covered on the outside of the plastic frame 110 of the transfer body 100.

Referring to FIG. 10 together, the metal top case 600 is disposed on the opening 520 of the metal bottom case 500, and the metal top case 600 has a fixing ring 610 for clamping on the outer periphery of the end portion 910 of the cable line 900. According to the end of the cable 900 is stabilized.

In the cover of the metal top case 600 and the opening 520 of the metal bottom case 500, an opposite side wall 620 of the metal top case 600 is respectively provided with a second button hole 621, and the opposite side walls 530 of the metal bottom case 500 are provided. Each of the second button bodies 532 is respectively fastened to the second button holes 621 of the metal top case 600. The cover of the metal top case 600 and the metal bottom case 500 is achieved, and the metal top case 600 is covered on the top surface of the wire clamping body 200, the first shaped inner mold colloid 300 and the second shaped inner mold colloid 400. . Moreover, the metal casing surrounded by the metal bottom case 500 and the metal top case 600 has an electric screen shielding effect on the transmission body 100; that is, the metal bottom case 500 and the metal top case 600 can be electrically screened. The electromagnetic waves that isolate the transmission body 100 circuit do not interfere with electromagnetic waves outside the electric screen.

Referring to FIG. 11 together, the shaped outer mold colloid 700 is glued to the outer periphery of the end portion 910 of the cable 900 and covers the fixing ring 610 of the metal top case 600. The shaped outer mold colloid 700 is formed by plastic injection molding, which is a soft shaped outer mold colloid, which has an absorption cable 900 which is produced by twisting and twisting. The role of external forces.

Referring to FIG. 12 together, the plastic body 800 is bonded to the shaped outer mold colloid 700. The plastic body 800 has a frame 810 and a receiving chamber 820 surrounded by the frame for receiving the metal bottom case 500 and the metal outer case 600. Referring to FIG. 3 together, a recessed portion 821 is formed on the bottom surface of the rear end portion of the accommodating chamber 820 (ie, a portion for receiving the shaped outer mold colloid 700 and the end portion 910 of the cable line 900). Accordingly, a portion of the height of the shaped outer mold colloid 700 and the first shaped inner mold colloid 300 can be extended, that is, the larger diameter cable 900 can be accommodated, and the line end connector and the board end connector 950 can be maintained. The height of the insertion is constant, and the user's flexibility in selecting the diameter of the cable 900 is improved, and the breadth and convenience of use are enhanced.

In a combination of the plastic body 800 and the shaped outer mold colloid 700, a pair of opposite side walls 870 of the plastic body 800 are respectively provided with a third button hole 871, and an opposite side wall 710 of the shaped outer mold colloid 700 is disposed. Each of the third button bodies 711 is respectively fastened to the third button hole 871 of the plastic body 800. In this way, the combination of the plastic body 800 and the shaped outer mold colloid 700 is achieved.

Referring to FIG. 4 and FIG. 12 together, the top surface 811 of the frame 810 of the plastic body 800 is provided with a sheet 830 at a double fulcrum, that is, both ends of the sheet 830 are connected to the top surface 811 of the frame 810. A gap 840 is formed between the middle of the sheet 830 and the top surface 811 of the frame 810. Accordingly, the sheet 830 has elasticity and is designed to be coupled to the double fulcrum of the top surface 811 of the frame 810. The sheet 830 forms a strong structural body having elasticity.

The top mask of the sheet 830 has a snap body 850 which is a wedge buckle The body has a slanted wall 851 and a vertical retaining wall 852 formed at the front end and the rear end, respectively. When the line end connector is inserted into the board end connector 950, the inclined wall 851 of the latching body 850 can guide the latching body 850 to be smoothly fastened to the button hole 951 of the board end connector 950; The vertical retaining wall 852 of the latch body 850 can block against the inner wall of the buckle hole 951 to prevent the two from coming loose.

The latch body 850 is mounted on the top surface of the sheet 830. Therefore, the latch body 850 has elasticity with the sheet 830, and when the board end connector 950 is inserted, the latch body 850 is designed according to the double fulcrum of the sheet 830. And has a strong bonding force with the button hole 951. Moreover, in the process of the buckle body 850 being buckled in the buckle hole 951, the buckle body 850 and the sheet 830 release the existing elastic energy due to the deformation and the click sound of the click sound of the click hole 951, the card The resonance sound effect formed by the blasting sound through the gap 840 below the sheet 830 can amplify the click sound and resonate, has a good use effect, and provides the confirmability of blind insertion by the user.

Referring to FIG. 5 together, the top surface of the sheet 830 is provided with a pressing protrusion 860 at a position behind the buckle body 850. When the pressing protrusion 860 is pressed down, the buckle body 850 can be driven to be disengaged from the buckle hole 951 of the board end connector 950, and the line end connector can be smoothly withdrawn to provide a user. Operational convenience when pulling out the line end connector.

The plastic body 800 is formed by plastic injection molding, which is a rigid plastic body, and is used for the positioning and positioning when the plate end connector 950 is inserted. The rigid plastic body 800 is combined with the soft shaped outer mold colloid 700 to form a front steel body elastic body structure, which has a dual use effect. That is, the plastic body 800 as the front steel body is inserted into the board end connector 950. The moment has a positioning burst sound, which is in accordance with the blind insertion confirmation; and the shaped outer mold colloid 700 as an elastic body is wrapped around the end of the cable 900, and can absorb the external force generated by the twisted twist of the cable, so that the cable is The 900 can be wound around the proximal end of the wire end connector to increase the winding curvature of the cable, saving space for installation and improving ease of use.

According to the wire end connector of the embodiment of the present invention, according to the double fulcrum structure sheet and the buckle body, the mechanical strength of the members can be strengthened, and the strong snap-fit force is strong; The setting of the solid inner mold colloid and the second inner mold colloid can maintain the geometric shape of the discrete core wires of the cable line, the relative spacing position and size in a stable state, and improve the stability of signal transmission; The design of the lower part of the recess can extend the height of the shaped outer mold colloid and the first fixed inner mold colloid, and can accommodate cable wires of different wire diameters, thereby improving the selection flexibility of the cable wires of different wire diameters; The design of the body and the shaped outer mold colloid and the former steel body and the rear elastic body enable the shaped outer mold colloid as the elastic body to absorb the external force generated by the twisted twist of the cable, so that the cable can be connected to the line end connector. The proximal end is wrapped around, which increases the winding curvature of the cable, saves space for installation, and improves ease of use. As described above, the creative purpose of the present invention is indeed achieved.

The present invention has been described in detail by the above-described preferred embodiments, but the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto, that is, the patent application is based on the present invention. The simple equivalent changes and modifications of the scope and novel descriptions are still within the scope of this new patent.

100‧‧‧Transfer ontology

110‧‧‧ plastic frame

120‧‧‧terminal

121‧‧‧ docking end

122‧‧‧ terminals

130‧‧‧ side wall

131‧‧‧First button body

200‧‧‧Clamping body

210‧‧‧Clamping slot

300‧‧‧First shaped internal mold colloid

400‧‧‧Second shaped internal mold colloid

500‧‧‧Metal sump

510‧‧‧ cover

520‧‧‧ openings

530‧‧‧ side wall

531‧‧‧First buttonhole

532‧‧‧Second button body

600‧‧‧Metal top case

610‧‧‧Fixed ring

620‧‧‧ side wall

621‧‧‧Second buttonhole

700‧‧‧Fixed outer mold colloid

710‧‧‧ side wall

711‧‧‧ Third button body

800‧‧‧ plastic carcass

810‧‧‧ frame

811‧‧‧ top surface

820‧‧‧ housing room

821‧‧‧ recessed

830‧‧‧Sheet

840‧‧‧ gap

850‧‧‧ buckle body

851‧‧‧ sloping wall

852‧‧‧ vertical barrier

860‧‧‧ Pressing the convex body

870‧‧‧ side wall

871‧‧‧ third buttonhole

900‧‧‧ cable

910‧‧‧End

920‧‧‧Separate core wire

921‧‧‧After

922‧‧‧ middle section

923‧‧‧

950‧‧‧Board connector

951‧‧‧ buckle hole

The above and other objects, features, advantages and embodiments of the present invention will become more <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt;

Fig. 2 is an exploded view showing the wire end connector shown in Fig. 1.

Figure 3 is a cross-sectional view taken along line A-A of the wire end connector shown in Figure 1.

Fig. 4 is a side view showing the wire end connector shown in Fig. 1 and showing an assembly view thereof with the board end connector.

Fig. 5 is an enlarged view showing a portion B of the wire end connector shown in Fig. 4, and showing a state in which the pressing convex portion is pressed downward.

Fig. 6 is a schematic view showing the assembly between the wire clamping body, the first fixed inner mold colloid and the cable line of the wire end connector shown in Fig. 2.

Fig. 7 is a schematic view showing the assembly of the wire end connector to reassemble the transfer body under the structure of Fig. 6.

Figure 8 is a schematic view showing the assembly of the second shaped inner mold colloid by the wire end connector under the structure of Fig. 7.

Figure 9 is a schematic view showing the assembly of the wire end connector to reassemble the metal bottom case under the structure of Fig. 8.

Fig. 10 is a schematic view showing the assembly of the wire end connector to reassemble the metal top case under the structure of Fig. 9.

Figure 11 is a schematic view showing the assembly of the fixed-end outer mold colloid under the structure of Figure 10 of the wire end connector.

Fig. 12 is a schematic view showing the assembly of the plastic terminal body by the wire end connector under the structure of Fig. 11.

700‧‧‧Fixed outer mold colloid

711‧‧‧ Third button body

800‧‧‧ plastic carcass

810‧‧‧ frame

811‧‧‧ top surface

821‧‧‧ recessed

830‧‧‧Sheet

840‧‧‧ gap

850‧‧‧ buckle body

851‧‧‧ sloping wall

852‧‧‧ vertical barrier

860‧‧‧ Pressing the convex body

870‧‧‧ side wall

871‧‧‧ third buttonhole

900‧‧‧ cable

910‧‧‧End

Claims (10)

A wire end connector is disposed at one end of a cable for inserting a board end connector, the cable having a plurality of discrete core wires, each of the discrete core wires being sequentially aligned from an inner end to an outer end of the cable The wire end connector comprises: a transmission body having a plastic frame and a plurality of terminals inserted in the plastic frame, each of the terminals having a pair of terminals and a terminal Each of the terminals is respectively protruded from the front end and the rear end of the plastic frame, and each of the terminals is respectively welded to the front portion of each of the discrete core wires; a clamping body having a plurality of clamping grooves respectively holding the middle portions of the discrete core wires a metal bottom case, coupled to the plastic frame of the transfer body, and carried on the bottom surface of the transfer body, the wire clamping body and each of the discrete core wires, the top cover of the metal bottom case has a cover body and an opening, a cover cover is disposed on the top surface of the transport body; a metal top case is disposed on the opening, and the metal top case has a fixing ring, and the fixing ring clamps the outer periphery of the end of the cable; Molding gel, the glue is installed on the outer circumference of the end of the cable And covering the fixing ring; and a plastic body coupled to the shaped outer mold colloid, the plastic body having a frame and a receiving chamber surrounded by the frame, the receiving chamber receiving the metal a bottom case, the metal top case and the shaped outer mold colloid, wherein a top surface of the frame is provided with a sheet at a double fulcrum, that is, both ends of the sheet are joined to a top surface of the frame, and the middle of the sheet is opposite to the frame There is a gap between the top surfaces of the body, and The top mask of the sheet has a snap fit. The wire end connector of claim 1, wherein the front end of the buckle body forms a slanted wall, and the rear end of the buckle body forms a vertical retaining wall. The wire end connector of claim 2, wherein the top surface of the sheet is provided with a pressing protrusion at a position behind the buckle body. The wire end connector of claim 3, wherein the bottom surface of the rear end portion of the accommodating chamber forms a lower recess. The wire end connector of claim 4, further comprising a first shaped inner mold colloid, wherein the first shaped inner mold colloid is mounted on a rear portion of each of the discrete core wires. The wire end connector of claim 5, further comprising a second shaped inner mold colloid, wherein the second shaped inner mold colloid is mounted on the front end of each of the discrete core wires and the terminal of each of the terminals . The wire end connector of claim 4, wherein a pair of opposite side walls of the metal bottom case are respectively provided with a first button hole, and an opposite side wall of the plastic frame of the transfer body is provided with a first a first button body is respectively fastened to each of the first button holes. The wire end connector of claim 4, wherein a pair of opposite side walls of the metal top case are respectively provided with a second button hole, and the opposite side walls of the metal bottom case are respectively provided with a second button body. Each of the second buttons is respectively hooked to each of the second button holes. The wire end connector of claim 4, wherein a pair of opposite side walls of the plastic body are respectively provided with a third fastening hole, and a pair of opposite side walls of the shaped outer mold colloid are respectively provided with a third Each of the third fastening bodies is fastened to each of the third fastening holes. The wire end connector of any one of claims 1 to 9, wherein the shaped outer mold colloid is a soft shaped outer mold colloid, and the plastic body is a rigid plastic body.