CN2153891Y - Combined connecting tube - Google Patents

Abstract

The utility model relates to a combined connecting pipe. An outer shell of the combined connecting pipe is combined into a cylindrical shape by a pair of hollow semicylinder-shaped members, and the two ends of the outer shell is provided with four semicircular plate shape bolts. The sheath of a cable 101 is pressurized by a plurality of clamp plates, and in addition, the four bolts at the two ends of the outer shell are connected mutually through a connection bar. The assembly and the disassembly of the member can be carried out conveniently, and the cable can be completely fixed by utilizing a plurality of (eight) pressing plates. Especially, through the inseparable morphology mutually combined by the bolts at the two ends of the sealed outer shell, the clamp plate is made into an elliptical shape and the firm fixation state of the cable is maintained.

Description

Combined connecting tube

The utility model relates to a kind of cable tube connector, and especially a kind of its structure can be strengthened the composite type tube connector of inner sealing function and the fastening function of cable.

For place disconnected from each other is connected, generally be with the many cables made from certain-length especially telecommunication cable, under the state that is connected, set up.

Cable mainly is erected at underground, in order to keep its function, must protect each coupling part to avoid the influence of moisture, corrosive substance and animal etc., will use near the tube connector of protection cable (being positioned at coating by the coupling part after divesting) usefulness for this reason.

Especially; crust is by the heart yearn connecting portion of the cable after peelling off; a little less than the pulling force that acts on cable, external impact and moisture is highly brittle, therefore require tube connector to have defencive function and make it avoid its influence, and hydraulic pressure and internal air pressure are had excellent sealing performance.In order to bring into play the employed common tube connector of such function, majority utilizes screw to assemble, the assembling process complexity, and the fastening function fragility of cable can shake between tube connector and cable sometimes.

The purpose of this utility model is: solve the existing variety of problems of common tube connector, provide a kind of assembling easy, can greatly improve the cable connection tube to the defencive function (sealing function) of cable (heart yearn) coupling part.

A kind of cable connection tube that the utility model provides is the composite type tube connector, and it comprises:

A pair of shell 10 and 20, they are semicylindrical members of hollow, are combined into the cylindrical shape of hollow when being adjacent to mutually;

4 bolts 30,40,50,60, they are semicircle plate type members, initial point with its semicircle is that the center is formed with semicircular blank part 30A, 40A, 50A, 60A, they are respectively in conjunction with 1 pair at the two ends of the above-mentioned shell that combines 10,20, and cable places because of in they combination circular blank parts that forms;

A plurality of clamping plate 70A, 70B, 70C, 70D and 80A, 80B, 80C, 80D, they are machinable semi-circular members, there is the semicircle blank part 71 that holds cable in its straight line top central authorities, respectively be fixed 1 pair at blank part 30A, the 40A of above-mentioned each bolt 30,40,50,60, the edge of 50A, 60A, when above-mentioned bolt 30,40,50,60 combined, they pressurizeed to the crust of cable 101,102;

1 couple of pitman 90A, 90B, be positioned at shell 10,20 two ends after the above-mentioned combination, the bolt 30 and 50,40 and 60 of level correspondence is individually fixed in its two ends mutually, and the bolt 30 and 50,40 of above-mentioned correspondence is connected with 60.

Fig. 1 is the stereogram of an embodiment of the utility model.

Fig. 2 is the exploded perspective view of Fig. 1.

Fig. 3 is the stereogram of belt button.

Fig. 4 A is the partial front elevation view of bolt.

Fig. 4 B is the cutaway view after the P-P line along Fig. 4 A dissects.

Fig. 5 is the front view of cable clamping plate.

Among the figure:

2: the belt button, 10 and 20: shell,

30,40,50 and 60: bolt, 70A, 70B, 70C and 70D: clamping plate,

80A, 80B, 80C and 80D: clamping plate.

Following with reference to accompanying drawing detailed description the utility model.

Fig. 1 is a stereogram of the present utility model, the utility model comprises: 1 couple, the half cylinder type shell 10,20 that holds the coupling part of cable 101,102, be connected in conjunction with after the bolt 30,40,50,60 at two ends of shell 10,20, sealing and cable clamp clamping plate 70A, 70B, 70C, the 70D of usefulness, and make a plurality of belt buttons 2 of shell 10,20 in conjunction with usefulness.

Utilize Fig. 1 and Fig. 2 to specify as follows to the formation and the correlation of each member.

Fig. 2 is the exploded perspective view of Fig. 1, has at length illustrated the structure of above-mentioned each member.At the whole external peripheral surface of semicylindrical each shell 10,20 that becomes hollow, equally spaced be provided with the strength bar 11,21 of certain altitude, the belt button 2 of annular lays respectively between this strength bar 11,21.

Fig. 3 is the stereogram of belt button, show the state of belt button 2, that is, the member that rectilinear thin metal material is made bends to annular, its two ends 2A, 2B in correspondence with each other with fixed screw 2C fix (with this state be close in conjunction with after the outer peripheral face of shell 10,20).

By utilize a plurality of such belt buttons 2 make in conjunction with after 1 pair of shell 10,20 fixing, just can form 1 tube connector.

On the other hand, it is not shown that two horizontal end of each shell 10,20 are formed with recess 10B(respectively), 20B and protuberance 10A, 20A, can make upper case 10 and lower case 20 in conjunction with the time improve sealing effectiveness and do not shake.

Promptly, if with the recess 10B of upper case 10 and the protuberance 20A of lower case 20, and the recess 20B of the protuberance 10A of upper case 10 and lower case 20 combined after corresponding respectively, by each jog 10A, 20B and 10B, 20A are mutually combined, each just combination correctly of shell 10,20.

The following describes the structure of the bolt 30,40,50,60 that is linked to shell 10,20 two ends of interosculating.

Each bolt 30,40,50,60 semicircular in shape structure, its central authorities are formed with semicircular blank part 30A, 40A, 50A, 60A respectively.And respectively there are a plurality of projections 39,49,59,69 on the surface of semicircle blank part 30A, 40A, 50A, 60A.

On the one hand, the medial surface upper end of each bolt 30,40,50,60 is fixed with the connector 35,45,55,65(55,65 not shown of Qian shape respectively), interosculate with the end of connecting rod 90A, 90B.

Now describe the structure of bolt 30,40,50,60 in detail by Fig. 4 A, Fig. 4 B.

Fig. 4 A is the partial front elevation view of bolt.

Fig. 4 B is the cutaway view after the P-P line along Fig. 4 A dissects.

For simplicity, be that example has been made diagram (all bolts 40,50 and 60 all have identical structure) only with the left side in 1 bolt 30 shown in Figure 2.Form the outer member 31 of semicircle bolt 30 and the inner member 32 of ratio 31 amplitude broads, become one by intermediate member 33, the inboard of outer member 31 is provided with the muscle 38 of certain-length, and in the inboard of outer member 31 and the outside of inner member 32, the bigger reinforcement 34 that other setting is arranged respectively, these reinforcements form the both sides that fixedly are attached to intermediate member 33 integratedly.Each muscle 34,38 purposes is the pressure that supporting is applied on the bolt 30 through shell 10,20.

On the other hand, the inboard whole circumference face of inner member 32 is provided with the insertion groove 36,37 of the certain width and the degree of depth.

Promptly shown in Fig. 4 B, the two edges of inner member 32 medial surfaces respectively are formed with insertion groove 36,37 as described above, when bolt 30 is seen in the front, the shape of insertion groove 36,37 is not semicircle completely, but form oval, make when hereinafter the gabarit circumferential part of described clamping plate is distinguished in the insertion groove, can be adjacent to fully.

Fig. 5 is the front view of clamping plate, for simplicity, only lifts 1 example and describes.Is the center with the semicircle clamping plate 70A of synthetic resin manufacturing with the initial point of its semicircle, is provided with semicircular blank part 71, and its both sides are respectively equipped with " L " shape hooking sheet 72 of downward extension and have cut " Contraband " shape fastening groove 73 of certain area.

The blank part 71 that clamping plate 70A and central part thereof form is preferably made oval-shaped semi-circular shape rather than semi-circular shape completely.

Promptly, as shown in Figure 5, remove certain width at the complete lower end line part (D among Fig. 5) of semi-circular shape member (blank part also is a semi-circular shape), do like this, 71 of clamping plate 70A itself and blank parts thereof become the ellipse that transverse axis is longer than the longitudinal axis (so that to scheme be benchmark).

Such clamping plate 70A is corresponding with other clamping plate of same shape, interosculates as shown in Figure 1.That is, if 1 pair of clamping plate is adjacent under corresponding mutually state, then the hooking sheet 72 of wherein a certain clamping plate side just blocks the fastening groove of another clamping plate side, and the hooking sheet of another clamping plate just blocks fastening groove 73, and such 1 pair of clamping plate just can be right after mutually.

In addition as previously mentioned, the outer circumference portion 74 of clamping plate 70A is inserted in a certain groove in the insertion groove 36,37 on the member 32 inside circumference faces that are located at bolt 30 inboards.

Below utilize accompanying drawing to describe to finishing anabolic process of the present utility model with above-mentioned member.

At first, according to the diameter of the cable 101,102 that is in connection status, 4 couples of clamping plate 70A, 70B, 70C, 70D and 80A, 80B, 80C, 80D being cut, process blank part 71(for simplicity, is that example gives drawing reference numeral 71 with the clamping plate of Fig. 5).

Each clamping plate 70A, 70B, 70C, 70D and 80A, 80B, 80C, the 80D that will be formed with blank part 71 is inserted into respectively in the insertion groove 36,37 of medial surface of the inner member 30A that is located at each bolt 30,40,50,60.

Secondly, the end of connecting rod 90A, 90B is placed each bolt 30 and 50 that is located at the level correspondence, " Qian " shape connector 35,55 and 45 and 65 places of 40 and 60 medial surfaces, use attachment screw (not shown) fastening then, the two ends of connecting rod 90A, 90B then are individually fixed on the bolt 30 and 50,40 and 60.

Once more, the definite part that will be in the cable 101,102 of connection status places in blank part 30A, the 40A of each bolt 30,40,50,60,50A, the 60A, and making up and down with a plurality of attachment screws 7 then, corresponding bolt 30 engages with 60 with 40,50.Two ends with each shell 10,20 place on the outer circumference surface of each bolt 30,40,50,60 again, make a plurality of belt buttons 2 under the corresponding state of outer circumference surface of shell 10,20, engage, clamp, so just form the complete tube connector that holds cable connecting part as shown in Figure 1.

At this moment, the length of each connecting rod 90A, 90B if the length that is shorter than shell 10,20 then effectively, better, so preferably adopt following length, promptly in the length of shell 10,20, deduct the length after about 2 times the length of each bolt 30,40 thickness.

Below peculiar function that just each member rose in finishing the process of above-mentioned assembling procedure do an explanation.

(A) at first as previously mentioned, because the blank part (71 that each clamping plate 70A, 70B, 70C, 70D, 80A, 80B, 80C, 80D contact with cable sheath, be any processing) be the ellipse of transverse axis greater than the longitudinal axis, so make the pressure that produces in the process that connects of respectively tying (certainly, each bolt has 1 pair of clamping plate to insert respectively) will affact on the upper and lower direction of each clamping plate 70A, 70B, 70C, 70D, 80A, 80B, 80C, 80D (so that to scheme be benchmark).Therefore, compression stress also can the generation effect to cable up and down, and when laterally loosening, the clamping plate top is the crust of clamping cables firmly at cable.That is to say that the result is that cable 101,102 is firmly fixed on 4 couples of clamping plate 70A, 70B, 70C, 70D, 80A, 80B, 80C, the 80D.

(B) on two tops of shell 10,20, the 1 pair of bolt 30 of level correspondence and 40,50 and 60 fuses mutually by each connecting rod 90A, 90B, and therefore, masterpiece come what may is used for bolt, and bolt can not move separately yet.

(C) if with the contact portion of cable 101,102, promptly band is pasted on the surface of the blank part 71 of each clamping plate 70A, 70B, 70C, 70D, 80A, 80B, 80C, 80D, then can improve the sealing with cable contact-making surface place.

As mentioned above, the utility model can be used bolt and a plurality of pressure strip firm support cable, and available a plurality of belt links and connect shell, can assemble easily and field-strip when construction or maintenance.

Claims (8)

1, a kind of connecting portion that holds cable is avoided the cable connection tube that ectocine is used to protect this position, and it is a kind of composite type tube connector, it is characterized in that it comprises:

A pair of shell 10 and 20 is semicylindrical members of hollow, is combined into the cylindrical shape of hollow when being adjacent to mutually;

4 bolts 30,40 and 50,60, they are semicircle plate type members, initial point with its semicircle is that the center is formed with semicircular blank part 30A, 40A, 50A and 60A, at the two ends of the above-mentioned shell that mutually combines 10,20 they each in conjunction with 1 pair, cable places them to interosculate in the circular blank part that forms;

A plurality of clamping plate 70A, 70B, 70C, 70D and 80A, 80B, 80C, 80D, they are machinable semi-circular members, there is the semicircle blank part 71 that holds cable in its straight line top central authorities, respectively be fixed 1 pair at blank part 30A, the 40A of above-mentioned each bolt 30,40,50,60, the edge of 50A, 60A, when above-mentioned bolt 30,40,50,60 combined, they pressurizeed to the crust of cable 101,102;

1 couple of pitman 90A, 90B, be positioned at shell 10,20 two ends after the above-mentioned combination, the bolt 30 and 50 and 40 and 60 of level correspondence is individually fixed in its two ends mutually, and the bolt 30 and 50,40 and 60 of above-mentioned correspondence is connected to each other.

2, by the described composite type tube connector of claim 1, it is characterized in that: above-mentioned bolt 30 comprises semicircular internal structure 32, than the narrow external member 31 of internal structure 32 and connect the intermediate member 33 of above-mentioned two members 31,32, the a plurality of reinforcements 34,38 that are fixed in intermediate member 33 are arranged between above-mentioned internal structure 32 and external member 31, the inner peripheral surface two edges of above-mentioned internal structure 32 are provided with a pair of insertion groove 37,38, they have the certain width and the degree of depth, can hold the part 74 of the circular circumference face of above-mentioned each clamping plate.

3, by the described composite type tube connector of claim 1, it is characterized in that, the circular arc end medial surface of above-mentioned each bolt 30,40,50,60 is respectively equipped with the connector 35,45,55,65 of " Qian " shape, the end of above-mentioned pitman 90A, 90B is housed in above-mentioned each connector 35,45,55,65, and be right after mutually with attachment screw, become one mutually with this bolt 30 and 50,40 and 60 that level is separated by.

4, by the described composite type tube connector of claim 1, it is characterized in that a plurality of belt buttons make above-mentioned shell 10, the 20 one-tenth structures that can keep bonding state.

5, by the described composite type tube connector of claim 4, it is characterized in that the structure of above-mentioned belt button 2 is " 1 " character form component to be bent to annular, and fix its two ends 2A, 2B with hold-down screw 2C.

6, by the described composite type tube connector of claim 1, it is characterized in that, the straight line top ends of above-mentioned shell 10,20 is provided with protuberance 10A, 20A and recess 10,20A respectively, above-mentioned each shell 10,20 in conjunction with the time, above-mentioned each protuberance 10A, 20A are contained in respectively in recess 20B, the 10B of other shells 20,10 of its correspondence, so that 10, the 20 complete combinations of guiding shell.

7, by the described composite type tube connector of claim 1, it is characterized in that, the both ends of above-mentioned each clamping plate 70A, 70B, 70C, 70D and 80A, 80B, 80C, 80D are provided with horizontally extending " L " shape hooking sheet 72 respectively downwards and have excised " Contraband " shape fastening groove 73 of certain area, and fastening groove and hooking sheet are right after respectively when combining with other clamping plate.

8, by the described composite type tube connector of claim 7, it is characterized in that, the part that above-mentioned each clamping plate 70A, 70B, 70C, 70D and 80A, 80B, 80C, 80D have flatly been excised its lower end line part makes member itself and is formed at 71 one-tenth half elliptics of blank part of its middle body.

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