Hydraulic fracturing perforation device

Abstract

The utility model relates to the technical field of hydraulic fracturing, in particular to a hydraulic fracturing perforation device which comprises a conveying pipeline, a mounting seat, a mounting pipe, an extrusion cover, a rotational flow spraying pipe and a protection unit, the protection unit comprises a bottom ring, a protection bin, a sliding ring, a moving ring, a micro motor, a lead screw and a connecting assembly, and the micro motor is fixedly connected with the bottom ring. The screw rod is fixedly connected with the micro motor, the connecting assembly is arranged on the inner top wall of the protection bin, and the screw rod is in threaded fit with the moving ring, during use, the micro motor is started to drive the screw rod to rotate, the moving ring is driven to be away from the micro motor through the characteristic of threads, and at the moment, the sliding ring moves in the protection bin to protect the outer wall of the rotational flow spray pipe; in this way, the rotational flow spraying pipe is protected, the rotational flow spraying pipe is prevented from being damaged by working silt, the service life of the rotational flow spraying pipe is prolonged, and the hydraulic fracturing effect and the success rate are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of hydraulic fracturing, especially to a hydraulic fracturing perforating device. BACKGROUND

[0002] With the development and innovation of oil exploitation technology, as an important means in oil and gas exploitation, the hydraulic fracturing technology can effectively improve oil and gas production, broaden the recoverable range of oil and gas, extend and release the original reservoir pressure, increase the permeability and improve the distribution state, etc. It can freeze the water in the fracture body to limit the flow and inhibit the spread of harmful water in the oil reservoir. It can be applied to the well cover layer to promote the development of pore in the well, increase the fracturing column area of the original oil and gas reservoir floor well section, and improve the oil and gas density and the oil and gas production. It can also solve the problem of contaminated water supply in pipe network and update the contaminated water for industrial and agricultural domestic water.

[0003] The prior art patent application with the authorization publication number CN216429496U discloses a hydraulic fracturing perforating device, which includes a conveying pipeline, a mounting seat, a mounting pipe, a squeezing cover and a rotational flow nozzle. The mounting seat is connected and arranged on the outer side wall of the conveying pipeline. The mounting pipe is screwedly arranged on the outer side wall of the mounting pipe. The squeezing cover is fixedly arranged on one side of the mounting rod. The rotational flow nozzle is connected and arranged on one side of the squeezing cover. When in use, the conveying pipeline transmits liquid to the mounting pipe, which is sprayed out through the rotational flow nozzle, and the oil and gas operation is completed.

[0004] However, in the foregoing prior art, the mud and sand working in the deep ground can easily cause the surface wall of the rotational flow nozzle, affecting the service life of the rotational flow nozzle and reducing the effect and success rate of hydraulic fracturing. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a hydraulic fracturing perforating device, which solves the problem of mud and sand working in the deep ground easily causing the surface wall of the rotational flow nozzle, affecting the service life of the rotational flow nozzle and reducing the effect and success rate of hydraulic fracturing.

[0006] The utility model provides a kind of hydraulic fracturing perforating device, including delivery pipeline, mounting seat, installation pipe, extrusion cover, cyclone nozzle and protection unit, the protection unit includes bottom ring, protection bin, sliding ring, moving ring, micro motor, screw rod and connecting assembly, the mounting seat with the delivery pipeline intercommunication, and located the outside wall of the delivery pipeline, the installation pipe with the mounting seat is screwed connection, and located the outside wall of the mounting seat, the extrusion cover with the installation pipe fixed connection, and located one end of the installation pipe, the cyclone nozzle with the extrusion cover intercommunication, and located one side of the extrusion cover, the protection unit is set to the outside wall of the installation pipe, the bottom ring with the installation pipe fixed connection, and located the outside wall of the installation pipe, the protection bin with the bottom ring fixed connection, and located one side of the bottom ring, the sliding ring with the protection bin sliding connection, and located the inner side wall of the protection bin, and the sliding ring with the cyclone nozzle contact, the moving ring with the sliding ring fixed connection, and located one end of the sliding ring, and the moving ring with the protection bin sliding fit, the micro motor with the bottom ring fixed connection, and located one side of the bottom ring, the screw rod with the micro motor fixed connection, and located the output end of the micro motor, the connecting assembly is set to the inner top wall of the protection bin, and the screw rod with the moving ring screw fit.

[0007] Wherein, the protection unit further includes sealing gasket and reinforcing rib, the sealing gasket with the protection bin fixed connection, and located the inner top wall of the protection bin, the reinforcing rib both ends are fixedly connected with the bottom ring and the installation pipe respectively.

[0008] Wherein, the protection unit further includes base ring and installation wire pipe, the installation wire pipe with the protection bin intercommunication, and located the outside wall of the protection bin, the base ring with the delivery pipeline fixed connection, and located the outside wall of the delivery pipeline, and the base ring with the installation wire pipe adapts.

[0009] Wherein, the protection unit further includes slide bar, both ends of the slide bar are fixedly connected with the bottom ring and the protection bin respectively, and the slide bar with the moving ring sliding fit.

[0010] Wherein, the connecting assembly includes fixed seat and round bar, the fixed seat with the protection bin fixed connection, and located the inner top wall of the protection bin, the round bar with the screw rod fixed connection, and located one end of the screw rod, and the round bar with the fixed seat rotation fit.

[0011] Wherein, the connecting assembly further includes semicircle ball, the semicircle ball with the round bar fixed connection, and located one end of the round bar, and the semicircle ball with the fixed seat adapts.

[0012] The utility model discloses a hydraulic fracturing perforating device, when using, start the micro motor, make it drive the screw rod rotation, utilize the characteristic of screw thread and drive the moving ring to be far from the micro motor, the slip ring moves in the protection storehouse at this moment, the outer wall of cyclone nozzle is protected, the connecting component is used for assisting the screw rod rotation, protect the cyclone nozzle through such mode, avoid the damage of working silt to the cyclone nozzle, prolong the service life of cyclone nozzle, guarantee the effect and success rate of hydraulic fracturing. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiment of the present application or prior art, below will be to the embodiment or prior art description needed to use the drawing briefly introduced.

[0014] Figure 1 It is the structure schematic diagram of the hydraulic fracturing perforating device of the utility model.

[0015] Figure 2 It is the front view of the hydraulic fracturing perforating device of the utility model.

[0016] Figure 3 It is the A-A line section view of the hydraulic fracturing perforating device of the utility model. Figure 2

[0017] Figure 4 It is the B place local structure of the hydraulic fracturing perforating device of the utility model Enlarged drawing. Figure 3

[0018] 101-conveying pipeline, 102-mounting seat, 103-mounting pipe, 104-extrusion cover, 105-cyclone nozzle, 106-bottom ring, 107-protection storehouse, 108-slip ring, 109-moving ring, 110-micro motor, 111-screw rod, 112-sealing gasket, 113-stiffener, 114-base ring, 115-mounting wire pipe, 116-sliding rod, 117-fixing base, 118-circular rod, 119-semi-circular ball. DETAILED DESCRIPTION

[0019] Please refer to Figures 1 to 4 Among them, Figure 1 It is the structure schematic diagram of the hydraulic fracturing perforating device of the utility model, Figure 2 It is the front view of the hydraulic fracturing perforating device of the utility model, Figure 3 It is the A-A line section view of the hydraulic fracturing perforating device of the utility model, Figure 2 It is the B place local structure of the hydraulic fracturing perforating device of the utility model Enlarged drawing. Figure 4 Figure 3

[0020] ​​​​The utility model provides a kind of hydraulic fracturing perforating device, including conveying pipeline 101, mounting seat 102, installation pipe 103, extrusion cover 104, cyclone nozzle 105 and protection unit, the protection unit includes bottom ring 106, protection bin 107, slip ring 108, moving ring 109, micro motor 110, screw rod 111, sealing washer 112, reinforcing rib 113, pedestal ring 114, installation wire pipe 115, sliding rod 116 and connecting assembly, the connecting assembly includes fixed seat 117, round bar 118 and semicircle ball 119.

[0021] The mounting seat 102 is in communication with the conveying pipeline 101 and located on the outer side wall of the conveying pipeline 101, the installation pipe 103 is threadedly connected with the mounting seat 102 and located on the outer side wall of the mounting seat 102, the extrusion cover 104 is fixedly connected with the installation pipe 103 and located at one end of the installation pipe 103, the cyclone nozzle 105 is in communication with the extrusion cover 104 and located on one side of the extrusion cover 104, the protection unit is arranged on the outer side wall of the installation pipe 103, the bottom ring 106 is fixedly connected with the installation pipe 103 and located on the outer side wall of the installation pipe 103, the protection bin 107 is fixedly connected with the bottom ring 106 and located on one side of the bottom ring 106, the slip ring 108 is slidingly connected with the protection bin 107 and located on the inner side wall of the protection bin 107, and the slip ring 108 is in contact with the cyclone nozzle 105, the moving ring 109 is fixedly connected with the slip ring 108 and located at one end of the slip ring 108, and the moving ring 109 is slidingly matched with the protection bin 107, the micro motor 110 is fixedly connected with the bottom ring 106 and located on one side of the bottom ring 106, the screw rod 111 is fixedly connected with the micro motor 110 and located at the output end of the micro motor 110, the connecting assembly is arranged on the inner top wall of the protection bin 107, and the screw rod 111 is threadedly matched with the moving ring 109.

[0022] In the embodiment, the micro motor 110 is started when in use, so as to drive the screw rod 111 to rotate, and the moving ring 109 is driven away from the micro motor 110 by the characteristics of thread, at this time, the slip ring 108 moves in the protection bin 107, and the outer wall of the cyclone nozzle 105 is protected, the connecting assembly is used for assisting the screw rod 111 to rotate, in this way, the cyclone nozzle 105 is protected, the cyclone nozzle 105 is prevented from being damaged by working silt, the service life of the cyclone nozzle 105 is prolonged, and the effect and success rate of hydraulic fracturing are ensured.

[0023] Further, the sealing gasket 112 is fixedly connected with the protection bin 107 and located at the inner top wall of the protection bin 107, and the two ends of the reinforcing rib 113 are fixedly connected with the bottom ring 106 and the mounting pipe 103 respectively.

[0024] In the embodiment, the sealing gasket 112 is used to improve the sealing performance between the protection bins 107 and reduce the mud water entering into the protection bin 107, and the reinforcing rib 113 is used to share the pressure borne by the bottom ring 106.

[0025] Further, the mounting wire pipe 115 is in communication with the protection bin 107 and located at the outer side wall of the protection bin 107, the base ring 114 is fixedly connected with the conveying pipe 101 and located at the outer side wall of the conveying pipe 101, and the base ring 114 is matched with the mounting wire pipe 115.

[0026] In the embodiment, the mounting wire pipe 115 is used to place the connecting wire and the control wire, and the base ring 114 is used to mount and fix the mounting wire pipe 115.

[0027] Further, the two ends of the sliding rod 116 are fixedly connected with the bottom ring 106 and the protection bin 107 respectively, and the sliding rod 116 is slidingly matched with the moving ring 109.

[0028] In the embodiment, the sliding rod 116 is used to assist the moving ring 109 to move, avoid the situation of being stuck, and ensure the normal work of the moving plate.

[0029] Further, the fixing seat 117 is fixedly connected with the protection bin 107 and located at the inner top wall of the protection bin 107, the round rod 118 is fixedly connected with the lead screw 111 and located at one end of the lead screw 111, and the round rod 118 is rotationally matched with the fixing seat 117.

[0030] In the embodiment, the fixing seat 117 and the round rod 118 assist the lead screw 111 to rotate, so as to adjust the moving ring 109.

[0031] Further, the semicircle ball 119 is fixedly connected with the round rod 118 and located at one end of the round rod 118, and the semicircle ball 119 is matched with the fixing seat 117.

[0032] In the embodiment, the semicircle ball 119 is used to assist the round rod 118 to rotate and reduce the occurrence of abrasion.

[0033] The above disclosure is only a preferred embodiment of the present application, and cannot limit the scope of the present application. Those skilled in the art can understand that all or part of the processes described above can be implemented, and equivalent changes can be made according to the claims of the present application, which still belong to the scope covered by the present application.

Claims

1. A hydraulic fracturing perforating device, comprising a delivery pipe, a mounting seat, a mounting pipe, a pressing cover and a swirl nozzle, the mounting seat is in communication with the delivery pipe and located on the outer side wall of the delivery pipe, the mounting pipe is threadedly connected with the mounting seat and located on the outer side wall of the mounting seat, the pressing cover is fixedly connected with the mounting pipe and located on one end of the mounting pipe, and the swirl nozzle is in communication with the pressing cover and located on one side of the pressing cover, characterized in that, a protection unit is further arranged on the outer side wall of the mounting pipe. The protection unit comprises a bottom ring, a protection bin, a sliding ring, a moving ring, a micro motor, a screw rod and a connecting assembly, the bottom ring is fixedly connected with the mounting pipe and located on the outer side wall of the mounting pipe, the protection bin is fixedly connected with the bottom ring and located on one side of the bottom ring, the sliding ring is slidingly connected with the protection bin and located on the inner side wall of the protection bin, and the sliding ring is in contact with the swirl nozzle, the moving ring is fixedly connected with the sliding ring and located on one end of the sliding ring, and the moving ring is slidingly matched with the protection bin, the micro motor is fixedly connected with the bottom ring and located on one side of the bottom ring, the screw rod is fixedly connected with the micro motor and located on the output end of the micro motor, the connecting assembly is arranged on the inner top wall of the protection bin, and the screw rod is threadedly matched with the moving ring.

2. The hydraulic fracturing perforating device according to claim 1, characterized in that, The protection unit further comprises a sealing gasket and a reinforcing rib, the sealing gasket is fixedly connected with the protection bin and located on the inner top wall of the protection bin, and the two ends of the reinforcing rib are fixedly connected with the bottom ring and the mounting pipe respectively.

3. The hydraulic fracturing perforating device according to claim 2, characterized in that, The protection unit further comprises a base ring and a mounting wire pipe, the mounting wire pipe is in communication with the protection bin and located on the outer side wall of the protection bin, the base ring is fixedly connected with the delivery pipe and located on the outer side wall of the delivery pipe, and the base ring is adapted to the mounting wire pipe.

4. The hydraulic fracturing perforating device according to claim 3, characterized in that, The protection unit further comprises a sliding rod, the two ends of the sliding rod are fixedly connected with the bottom ring and the protection bin respectively, and the sliding rod is slidingly matched with the moving ring.

5. The hydraulic fracturing perforating device according to claim 4, characterized in that, The connecting assembly comprises a fixed seat and a round rod, the fixed seat is fixedly connected with the protection bin and located on the inner top wall of the protection bin, the round rod is fixedly connected with the screw rod and located on one end of the screw rod, and the round rod is rotationally matched with the fixed seat.

6. The hydraulic fracturing perforating device according to claim 5, characterized in that, The connecting assembly further comprises a semicircle ball, the semicircle ball is fixedly connected with the round rod and located on one end of the round rod, and the semicircle ball is adapted to the fixed seat. ​

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