CN214498986U - T-shaped wellhead cable suspension clamp - Google Patents

Abstract

A T-shaped wellhead cable suspension clamp comprises a support frame and a clamping clamp, wherein the support frame comprises a longitudinal beam and a cross beam, one end of the longitudinal beam is vertically connected with the cross beam, the whole body is of a T-shaped structure, the clamping clamp comprises a fixed disc and a clamping pressure disc, the fixed disc is fixedly arranged on the longitudinal beam, hinged shafts are respectively and fixedly arranged on two sides of the longitudinal beam, rotating arms are hinged on the hinged shafts, fastening nuts are arranged on the ends of the rotating arms, one side edge of the clamping pressure disc is hinged and connected with the rotating arms on the corresponding side, pre-tightening is carried out by the fastening nuts, a U-shaped notch corresponding to the rotating arms is arranged on the corresponding other side edge of the clamping pressure disc, the rotating arms can be rotatably embedded with a card along the hinged shafts and enter the U-shaped notches, semicircular grooves are respectively arranged on the attaching surfaces of the fixed disc and the clamping pressure disc, and the wellhead cable suspension clamp has good overall tensile strength of the support frame and wellhead support stability, the controllability, stability and reliability of the clamping cable are improved, and the hanging working efficiency of the wellhead cable is improved.

Description

T-shaped wellhead cable suspension clamp

Technical Field

The utility model relates to a cable suspension clamp, concretely relates to T shape well head cable suspension card.

Background

In the process of underground operation or logging of an oil field, accidents or abnormal conditions such as mechanical faults or instrument jamming can occur sometimes, at the moment, in order to remove faults and jam, a connecting cable needs to be temporarily suspended and fixed at the position of a wellhead, the cable is loosened after the faults or jam is removed or relieved, then subsequent underground operation or logging operation is continued, and the damage of the wellhead cable is easily caused due to the forced fixing of the cable, so the suspended clamping of the wellhead is usually implemented by using a simple cable clamp in the current production, the basic structure is that two steel plates which are separated from each other are fastened by using bolts, the wellhead cable is fastened and clamped in a cable guide groove on the matching contact surface of the two steel plates, the whole cable is suspended on the wellhead to realize the fixed suspension of the wellhead cable, the simple cable clamp adopts the steel plates which are separated from each other and is connected and fastened by using independent bolts, the whole integrated level of device is not high, the structure is extensive, and the installation operation degree of difficulty is great moreover, efficiency is lower, there is fastening connection's stability not enough in the in-service use, the relatively poor problem of reliability, the work efficiency who gets rid of and the removal of instrument jam of mechanical failure has been influenced, therefore, it hangs the card to be necessary to study the novel well head cable of development, through the improvement of structure and the perfection of function, solve the problem that exists among the prior art, improve the work efficiency that the well head cable articulates, and articulate stability and reliability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a T shape well head cable hangs card improves the work efficiency that the well head cable articulated to and the stability and the reliability that articulate.

A T-shaped wellhead cable suspension card comprising: support frame and joint clamp.

The support frame comprises a longitudinal beam and a cross beam, one end of the longitudinal beam is vertically connected with the cross beam, and the whole support frame is of a T-shaped structure.

The clamping clamp comprises a fixed disc and a clamping pressure disc, the fixed disc and the clamping pressure disc are of mutually corresponding plate-shaped structures, the fixed disc and the longitudinal beam are arranged in the same direction and are fixedly installed on the longitudinal beam, articulated shafts are respectively and fixedly installed at the positions, corresponding to the fixed disc, of the two sides of the longitudinal beam, rotating arms are hinged and installed on the articulated shafts, fastening nuts are arranged on the ends of the rotating arms, the clamping pressure disc is arranged corresponding to the fixed disc, one side edge of the clamping pressure disc is hinged and connected with the rotating arms at the corresponding side, pre-tightening is carried out through the corresponding fastening nuts, the clamping pressure disc can be driven by the rotating arms to overturn relative to the fixed disc along the articulated shafts, the clamping pressure disc is attached to or separated from the fixed disc, U-shaped notches corresponding to the rotating arms are formed at the edge of the corresponding other side of the clamping pressure disc, when the card pressure disk with when the fixed disk is closed, corresponding the rotatory inlay card of articulated shaft can be followed to the swinging boom gets into the U-shaped notch, by fastening nut is right pretension or fastening are implemented to the card pressure disk the fixed disk with correspond respectively on the binding face of card pressure disk and seted up semicircular groove, work as the fixed disk with when the card pressure disk was laminated, 2 semicircular groove makes up the circular centre gripping space that forms the clamping cable.

Further, it is preferable that the front and rear surfaces of the side member are coated with integrated high-strength reinforcing ribs, and the reinforcing ribs are wound around the upper portion of the cross member, thereby enhancing both the connection strength between the cross member and the side member and the tensile strength of the side member itself.

Further, preferably, the rotating arms are symmetrically arranged on 2 hinge shafts, and at least 2 rotating arms are arranged on each hinge shaft.

Furthermore, preferably, the fixing disc and the semicircular grooves formed in the clamping disc are respectively and fixedly provided with replaceable semicircular copper tiles, so that the maintenance cost is reduced, and the cables are prevented from being damaged.

Still further, preferably, the clamping surface of the semicircular copper tile is provided with a trapezoidal groove so as to increase the friction force between the cable and the copper tile and further improve the clamping strength, the clamping stability and the clamping reliability of the cable.

The beneficial effects of the utility model are that, a T shape well head cable hangs card is provided, adopt the T shape supporting frame structure that has the reinforced rib board, can strengthen the steadiness that whole tensile strength and the well head of support frame supported, adopt the relative fixed disk upset complex clamping structure of card pressure disk, can improve the controllability of centre gripping cable, stability and reliability, prevent to produce the centre gripping damage to the cable, simple structure has, high durability and convenient use, good reliability and high advantage of stability, can improve the work efficiency that the well head cable articulated in the practical application, reduce the production maintenance cost.

Drawings

FIG. 1 is a front view of a T-shaped wellhead cable suspension clamp structure.

FIG. 2 is a side view of a T-shaped wellhead cable suspension clamp structure.

Fig. 3 is a sectional view taken along line a-a of fig. 2.

FIG. 4 is a schematic view of the T-shaped wellhead cable suspension card rotating arm and the card platen in an unfolded state.

Detailed Description

The technical solution claimed in the present invention is further described below with reference to the following specific embodiments and accompanying drawings.

A T-shaped wellhead cable suspension clamp is composed of a support frame and a clamping clamp as shown in figures 1, 2 and 3; the support frame is composed of a longitudinal beam 2, a cross beam 1 and a reinforcing rib plate 3, one end of the longitudinal beam 2 is vertically connected with the cross beam 1 in a T shape, and the reinforcing rib plate 3 is a high-strength steel plate and integrally covers the front surface and the rear surface of the longitudinal beam 2 and bypasses from the upper part of the cross beam 1; the clamping clamp comprises a fixed disk 4 and a clamping pressure disk 5, the fixed disk 4 is fixedly arranged on the longitudinal beam 2 through the reinforced rib plate 3, hinged shafts 6 are respectively and fixedly arranged at the positions corresponding to the fixed disk 4 on the two sides of the longitudinal beam 2, 4 rotating arms 7 are respectively and uniformly distributed on the hinged shafts 6 and are respectively and hingedly arranged, the rotating arms 7 are symmetrically arranged on the 2 hinged shafts 6, fastening nuts 8 are respectively arranged on the ends of the rotating arms 7, the clamping pressure disk 5 is correspondingly arranged with the fixed disk 4, one side edge is connected with the rotating arms 7 at the corresponding side and is pre-tightened by the fastening nuts 8, 4U-shaped grooves 10 correspondingly matched with the rotating arms 7 at the corresponding side are arranged at the other side edge of the clamping pressure disk 5, and semicircular grooves arranged along the axial direction are respectively and correspondingly arranged on the binding surfaces of the fixed disk 4 and the clamping pressure disk 5, the cable clamping device is characterized in that the semicircular grooves are fixed by screws and provided with replaceable semicircular copper tiles 9, trapezoidal grooves are formed in the semicircular copper tiles 9, and when the fixed disc 4 is attached to the clamping disc 5, 2 semicircular grooves are combined to form a circular clamping space for clamping a cable.

The T-shaped wellhead cable suspension clamp is applied, as shown in fig. 3 and 4, firstly, a support frame is suspended on an oil well wellhead, each fastening nut 8 is unscrewed, a rotating arm 7 on one side, provided with a U-shaped notch 10, of a fixed disc 4 is pulled to rotate towards the direction a, the rotating arm 7 is made to be separated from the U-shaped notch 10, the connection between a clamping disc 5 and the fixed disc 4 is removed, then the rotating arm 7 on the other side of the fixed disc 4 is pulled to rotate towards the direction b, the clamping disc 5 is made to turn over and separate relative to the fixed disc 4, and binding surfaces are separated from each other; then, the cable is regularly placed in the semicircular groove on the fixed disc 4, the previous operation is performed in the opposite direction, the rotating arm 7 at the side connected with the fixed disc 4 is pulled to reset and rotate, so that the inner side surfaces of the semicircular copper tiles 9 on the clamping disc 5 and the fixed disc 4 are respectively attached to the cable, the cable is sleeved in a circular clamping space formed by combining 2 semicircular grooves, the rotating arm 7 on the other side of the fixed disc 4 is pulled to reset and rotate, the rotating arm 7 is embedded and clamped in the U-shaped groove opening 10, and finally, uniformly screwing each fastening nut 8 to ensure that the inner cambered surface of the semicircular copper tile 9 is attached to the outer surface of the cable and clamped and hung on a well head, the trapezoidal grooves formed in the semicircular copper tiles 9 increase friction force between the semicircular copper tiles and the semicircular copper tiles, and clamping effect on the cable is improved.

The reverse of the above procedure is performed to release the cable from the T-well cable suspension clip.

Claims (5)

1. A T-shaped wellhead cable suspension clamp is characterized by comprising: a support frame and a clamping clamp;

the supporting frame comprises a longitudinal beam (2) and a cross beam (1), one end of the longitudinal beam (2) is vertically connected with the cross beam (1), and the whole supporting frame is of a T-shaped structure;

the clamping clamp comprises a fixed disc (4) and a clamping pressure disc (5), the fixed disc (4) and the clamping pressure disc (5) are of strip-shaped structures corresponding to each other, the fixed disc (4) and the longitudinal beam (2) are arranged in the same direction and fixedly installed on the longitudinal beam (2), hinged shafts (6) are respectively and fixedly installed at the positions, corresponding to the fixed disc (4), of the two sides of the longitudinal beam (2), rotating arms (7) are hinged to the hinged shafts (6), fastening nuts (8) are arranged on the ends of the rotating arms (7), the clamping pressure disc (5) is arranged corresponding to the fixed disc (4), one side edge is hinged to the rotating arms (7) at the corresponding side and is pre-tightened by the corresponding fastening nuts (8), U-shaped notches (10) corresponding to the rotating arms (7) are arranged at the corresponding other side edge of the clamping pressure disc (5), clamping disk (5) with when fixed disk (4) are closed, it is corresponding rotatory inlay the card entering can be followed articulated shaft (6) to swinging boom (7) U-shaped notch (10) fixed disk (4) with correspond respectively on the binding face of clamping disk (5) and seted up semi-circular recess, work as fixed disk (4) with when clamping disk (5) are laminated, 2 the combination of semi-circular recess forms the circular centre gripping space of clamping cable.

2. The T-well head cable hanger of claim 1, wherein: the front and back surfaces of the longitudinal beam (2) are coated with integrated high-strength reinforcing rib plates (3), and the reinforcing rib plates (3) are wound around the upper part of the cross beam (1).

3. The T-well head cable hanger of claim 1, wherein: the swinging boom (7) is 2 the symmetry sets up on articulated shaft (6), every set up 2 at least on articulated shaft (6).

4. The T-shaped wellhead cable suspension clamp as claimed in claim 1, characterized in that replaceable semicircular copper tiles (9) are fixedly mounted in semicircular grooves formed in the fixed plate (4) and the clamping plate (5), respectively.

5. The T-well head cable hanger of claim 4, wherein: and trapezoidal grooves are formed in the clamping surfaces of the semicircular copper tiles (9).

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