Power head box body with waterproof function

Abstract

The utility model discloses a power head box body with a waterproof function, which belongs to a power head waterproof box body in the technical field of geological exploration equipment, and adopts the technical scheme that the power head waterproof box body comprises a first main body cylinder, one end of the first main body cylinder is fixedly connected with the end part of the first main body cylinder, and the second main body cylinder is used for clamping a rod piece; the waterproof connecting cover is arranged at the end part, connected with the second main body cylinder, of the first main body cylinder; the waterproof connecting cover comprises a main connecting ring fixedly arranged at the end part of the first main body cylinder in a sleeving manner and an auxiliary connecting ring fixedly arranged at the end part of the second main body cylinder in a sleeving manner; according to the power head box body with the waterproof function, the waterproof performance is improved, and meanwhile the stability of connection between the first main body cylinder and the second main body cylinder is improved through the arrangement of multiple layers of waterproof components in the waterproof connecting cover and the connection mode.

Description

Technical Field

[0001] The utility model belongs to the technical field of geological prospecting equipment, and in particular relates to a power head box with a waterproof function. Background Art

[0002] The drilling rig power head in geological exploration equipment mainly includes two functional components, one is the speed reduction component, which is used to drive the main shaft to rotate, and the other is the oil distribution component, which clamps or loosens the drill pipe through the movement of the slips. At present, the full hydraulic drilling rig power head mainly includes two functional components: one is the speed reduction component, which is composed of a gear set and a main shaft, and its function is to transfer the torque of the hydraulic motor to the main shaft through the speed reduction and rotation speed of the gear set; the other is the oil distribution component, which is composed of an oil inlet joint, an oil distribution sleeve, a main shaft and a chuck component. The hydraulic oil enters the chuck component through the oil inlet joint, the oil distribution sleeve and the main shaft to drive the opening and closing of the chuck, thereby achieving the clamping and loosening of the drill pipe.

[0003] The power head housing in the prior art includes a transmission housing connected to the gearbox mechanism and a clamping housing for clamping the rod. The rod is placed in the transmission housing and the clamping housing in sequence for clamping and rotation control. Therefore, the transmission housing and the clamping housing need to cooperate with a fixed connection setting to achieve stable transmission of the rod. In the prior art, due to the connection between the two housings, water and other impurities may enter the interior of the housing and pollute the lubricating oil in the housing, resulting in a short service life of the lubricating oil, requiring frequent replacement of the lubricating oil, and also causing wear of the internal components of the housing, seriously affecting the service life of the internal components. Utility Model Content

[0004] The purpose of the utility model is to provide a power head housing with a waterproof function. By arranging a waterproof connecting cover between a first main body tube and a second main body tube, the waterproof performance after the first main body tube and the second main body tube are connected is improved. At the same time, the arrangement of multiple layers of waterproof components and connection methods in the waterproof connecting cover also improves the stability of the connection between the first main body tube and the second main body tube.

[0005] The purpose of the utility model is achieved in this way: a power head box with a waterproof function, comprising

[0006] A first main body tube, the first main body tube is used to transmit the rotational power of the rod;

[0007] A second main body tube, one end of which is fixedly connected to the end of the first main body tube, and the second main body tube is used for clamping the rod;

[0008] A waterproof connection cover, which is arranged at the end where the first main body tube and the second main body tube are connected, and is used for waterproof connection between the first main body tube and the second main body tube; and

[0009] The waterproof connecting cover includes a main connecting ring fixedly sleeved on the end of the first main body tube and a secondary connecting ring fixedly sleeved on the end of the second main body tube, and the main connecting ring and the secondary connecting ring are connected to each other by a plurality of groups of connecting rods; a waterproof rubber ring tube is arranged between the main connecting ring and the secondary connecting ring, and the waterproof rubber ring tube is sleeved between the first main body tube and the second main body tube, and the first main body tube and the second main body tube are fixedly connected by bolts passing through the waterproof rubber ring tube.

[0010] Furthermore, the main connecting ring includes a bolt fixing plate and a tightening sleeve, the tightening sleeve is coaxially arranged with the bolt fixing plate, the diameter of the tightening sleeve is smaller than the diameter of the bolt fixing plate, and the end of the tightening sleeve is provided with an annular clamping plate.

[0011] Furthermore, the fastening sleeve is arranged at the end of the first main body tube, and a rubber ring layer and a waterproof ring are tightly arranged between the fastening sleeve and the outer wall of the first main body tube from the outside to the inside.

[0012] Furthermore, the bolt fixing plate and the tightening sleeve are an integral structure, the bolt fixing plate is evenly and fixedly provided with a plurality of connecting rods on the circumferential end surface, and the auxiliary connecting ring is provided with screw fixing connection holes at positions corresponding to the plurality of connecting rods close to the end surface of the bolt fixing plate.

[0013] Furthermore, the waterproof rubber ring tube includes a rubber ring arranged between the first main body tube and the second main body tube, a rubber ring tube vertically connected to the outer side of the rubber ring, and the rubber ring tube is sleeved on the outside of the tightening sleeve.

[0014] Furthermore, a clamping groove is provided inside the end of the first main body tube, and a clamping protrusion ring is provided at the end of the second main body tube close to the first main body tube, and the clamping protrusion ring is tightly arranged in the clamping groove.

[0015] Furthermore, bolt mounting plates are provided at the positions where the first main body tube and the second main body tube are connected, and the two bolt mounting plates are fixedly connected in the circumferential direction by bolts that are evenly distributed.

[0016] Furthermore, the rubber ring layer includes more than two waterproof rubber rings, and the more than two waterproof rubber rings are evenly distributed on the waterproof ring.

[0017] The beneficial effects of the utility model are embodied in:

[0018] 1. In the utility model, a first main body tube and a second main body tube are provided to realize a rotational connection of a rod member that needs to be provided with a rotational transmission, wherein the first main body tube realizes control of the rotational transmission of the rod member, and the second main body tube realizes fixed clamping of the rod member, thereby realizing rotation of the rod member inside the box body; more specifically, since a waterproof connection cover is provided at the connection between the first main body tube and the second main body tube, the waterproof performance of the two after stable connection is improved, and a main connection ring at the end of the first main body tube and a secondary connection ring at the end of the second main body tube are provided in the waterproof connection cover. Through the connection of multiple groups of connecting rods between the main connection ring and the secondary connection ring, the connection and fixation of the waterproof connection cover between the first main body tube and the second main body tube are realized. Since a waterproof rubber ring tube is provided between the main connection ring and the secondary connection ring, the protection of the corresponding waterproof connection parts is strengthened. At the same time, the first main body tube and the second main body are fixedly connected by a separately provided bolt passing through the waterproof rubber ring tube, thereby strengthening the waterproof performance and the stability of the connection.

[0019] 2. In the utility model, since a bolt fixing plate is arranged in the main connecting ring, the bolt fixing plate provides a fixed installation for one end of the corresponding bolt. At the same time, a tightening sleeve is arranged in the middle of the bolt fixing plate. The tightening sleeve is placed in the middle of the bolt fixing plate to protect the end of the first main body tube, and an annular clamping plate is arranged at the end of the tightening sleeve, so that a pressing cavity for installing a waterproof rubber ring is formed between the tightening sleeve and the end of the first main body tube, which is beneficial to the installation of the rubber waterproof component.

[0020] 3. In the utility model, a rubber ring layer and a waterproof ring are provided between the inner wall of the tightening sleeve and the outer wall of the end of the first main body tube, thereby improving the waterproof performance between the tightening sleeve and the end of the first main body tube. The rubber ring layer and the waterproof ring are tightly provided from the outside to the inside, thereby improving the installation airtightness between the main connecting ring and the end of the first main body tube, thereby improving the waterproof performance of the waterproof rubber ring tube after installation.

[0021] 4. In the utility model, a plurality of screws are evenly distributed and fixed on the end surface of the bolt fixing plate on the circumference, and a screw fixing connection is provided at a position of the end surface of the secondary connecting ring close to the bolt fixing plate and corresponding to the plurality of screws, and the bolt fixing plate is tightly sleeved on the first main body tube, and the secondary connecting ring is tightly sleeved on the second main body tube, so that the waterproof connecting cover is stably connected between the first main body tube and the second main body tube.

[0022] 5. In the utility model, a rubber ring is provided in the waterproof rubber ring tube, and the rubber ring is placed between the first main body tube and the second main body tube, so as to realize the main waterproof function between the two. At the same time, the rubber ring tube sleeve vertically connected to the outer side of the rubber ring is arranged on the outside of the fastening sleeve, so as to realize further waterproofing and protection between the first main body tube and the second main body tube.

[0023] 6. In the utility model, since a clamping groove is provided inside the end of the first main body tube, a clamping protrusion ring is provided at the end of the second main body tube close to the first main body tube, the stability of the connection between the first main body tube and the second main body tube is improved through the connection and cooperation between the clamping protrusion ring and the clamping groove.

[0024] 7. In the present invention, bolt mounting plates are provided at the positions where the first main body tube and the second main body tube are connected, so that the connection between the first main body tube and the second main body tube is initially fixed, providing a waterproof effect for the subsequent waterproof connection cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0026] Figure 1 This is a schematic diagram of the internal structure of the power head box of the utility model;

[0027] Figure 2 This is a schematic diagram of the overall structure of the power head of the utility model;

[0028] Figure 3 This is a schematic diagram of the structure of the waterproof connection cover of the utility model.

[0029] In the accompanying drawings, 1-first main body tube, 2-rod, 3-second main body tube, 4-waterproof connecting cover, 5-main connecting ring, 6-secondary connecting ring, 7-connecting rod, 8-waterproof rubber ring tube, 9-bolt fixing plate, 10-tightening sleeve, 11-annular clamping plate, 12-rubber ring layer, 13-waterproof ring, 15-screw fixing connecting hole, 16-rubber ring, 17-rubber ring tube, 18-clamping groove, 19-clamping protrusion ring, 20-bolt mounting plate. DETAILED DESCRIPTION

[0030] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0031] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by technicians in the field to which the utility model belongs.

[0032] Reference Figure 1-Figure 3 , a power head box with waterproof function, comprising

[0033] A first main body tube 1, wherein the first main body tube 1 is used to transmit the rotational power of the rod 2;

[0034] A second main body tube 3, one end of which is fixedly connected to the end of the first main body tube 1, and the second main body tube 3 is used for clamping the rod 2;

[0035] A waterproof connection cover 4, which is arranged at the end where the first main body tube 1 and the second main body tube 3 are connected, and is used for waterproof connection between the first main body tube 1 and the second main body tube 3; and

[0036] The waterproof connecting cover 4 includes a main connecting ring 5 fixedly sleeved on the end of the first main body tube 1 and a secondary connecting ring 6 fixedly sleeved on the end of the second main body tube 3, and the main connecting ring 5 and the secondary connecting ring 6 are limitedly connected by multiple groups of connecting rods 7; a waterproof rubber ring tube 8 is arranged between the main connecting ring 5 and the secondary connecting ring 6, and the waterproof rubber ring tube 8 is sleeved between the first main body tube 1 and the second main body tube 3, and the first main body tube 1 and the second main body tube 3 are fixedly connected by bolts passing through the waterproof rubber ring tube 8.

[0037] It can be understood that by setting the first main body tube 1 and the second main body tube 3, a rotational connection of the rod 2 that needs to be set for rotational transmission is achieved, wherein the first main body tube 1 realizes the control of the rotational transmission of the rod 2, and the second main body tube 3 realizes the fixed clamping of the rod 2, thereby realizing the rotation of the rod 2 inside the box; more specifically, since the waterproof connecting cover 4 is set at the connection between the first main body tube 1 and the second main body tube 3, the waterproof performance of the two after stable connection is improved, and the main connecting ring 5 at the end of the first main body tube 1 and the secondary connecting ring 6 at the end of the second main body tube 3 are set in the waterproof connecting cover 4. Through the connection of multiple groups of connecting rods 7 between the main connecting ring 5 and the secondary connecting ring 6, the connection and fixation of the waterproof connecting cover 4 between the first main body tube 1 and the second main body tube 3 are realized. Since a waterproof rubber ring tube 8 is set between the main connecting ring 5 and the secondary connecting ring 6, the protection of the corresponding waterproof connecting components is strengthened. At the same time, the first main body tube 1 and the second body are fixedly connected by separately set bolts passing through the waterproof rubber ring tube 8, thereby enhancing the waterproof performance and the stability of the connection.

[0038] Preferably, the main connecting ring 5 includes a bolt fixing plate 9 and a tightening sleeve 10, the tightening sleeve 10 is coaxially arranged with the bolt fixing plate 9, the diameter of the tightening sleeve 10 is smaller than the diameter of the bolt fixing plate 9, and the end of the tightening sleeve 10 is provided with an annular clamping plate 11.

[0039] It can be understood that since a bolt fixing plate 9 is set in the main connecting ring 5, the bolt fixing plate 9 provides a fixed installation for one end of the corresponding bolt. At the same time, a tightening sleeve 10 is set in the middle of the bolt fixing plate 9. The tightening sleeve 10 is placed in the middle of the bolt fixing plate 9 to protect the end of the first main body tube 1, and an annular clamping plate 11 is set at the end of the tightening sleeve 10, so that a tightening cavity for installing a waterproof rubber ring is formed between the tightening sleeve 10 and the end of the first main body tube 1, which is beneficial to the installation of the rubber waterproof component.

[0040] Preferably, the fastening sleeve 10 is sleeved on the end of the first main body tube 1, and a rubber ring layer 12 and a waterproof ring 13 are tightly arranged between the fastening sleeve 10 and the outer wall of the first main body tube 1 from the outside to the inside.

[0041] exist Figure 3 In the method, a rubber ring layer 12 and a waterproof ring 13 are arranged between the inner wall of the tightening sleeve 10 and the outer wall of the end of the first main body tube 1 to improve the waterproof performance between the tightening sleeve 10 and the end of the first main body tube 1. The rubber ring layer 12 and the waterproof ring 13 are tightly arranged from the outside to the inside, so that the installation airtightness between the main connecting ring 5 and the end of the first main body tube 1 is better, thereby improving the waterproof performance of the waterproof rubber ring tube 8 after installation.

[0042] Preferably, the bolt fixing plate 9 and the tightening sleeve 10 are an integral structure, and the bolt fixing plate 9 is evenly and fixedly provided with a plurality of connecting rods 7 on the circumferential end face, and the secondary connecting ring 6 is provided with screw fixing connection holes 15 at positions corresponding to the plurality of connecting rods 7 near the end face of the bolt fixing plate 9.

[0043] A plurality of connecting rods 7 are evenly distributed and fixed on the circumferential end surface of the bolt fixing plate 9, and a screw fixing connection is arranged at a position of the end surface of the secondary connecting ring 6 close to the bolt fixing plate 9 and corresponding to the plurality of connecting rods 7, and the bolt fixing plate 9 is tightly sleeved on the first main body tube 1, and the secondary connecting ring 6 is tightly sleeved on the second main body tube 3, so that the waterproof connecting cover 4 is stably connected between the first main body tube 1 and the second main body tube 3.

[0044] Preferably, the waterproof rubber ring tube 8 includes a rubber ring 16 arranged between the first main body tube 1 and the second main body tube 3, and a rubber ring tube 17 vertically connected to the outer side of the rubber ring 16, and the rubber ring tube 17 is sleeved on the outside of the tightening sleeve 10.

[0045] By setting a rubber ring 16 in the waterproof rubber ring tube 8 and placing the rubber ring 16 between the first main body tube 1 and the second main body tube 3, the main waterproof function between the two is achieved. At the same time, the rubber ring tube 17 vertically connected to the outer side of the rubber ring 16 is sleeved on the outside of the tightening sleeve 10 to achieve further waterproofing and protection between the first main body tube 1 and the second main body tube 3.

[0046] Preferably, a clamping groove 18 is provided inside the end of the first main body tube 1 , and a clamping protrusion ring 19 is provided at the end of the second main body tube 3 close to the first main body tube 1 , and the clamping protrusion ring 19 is tightly set in the clamping groove 18 .

[0047] It can be understood that since a clamping groove 18 is provided inside the end of the first main body tube 1, a clamping protrusion ring 19 is provided at the end of the second main body tube 3 close to the first main body tube 1, the stability of the connection between the first main body tube 1 and the second main body tube 3 is improved through the connection and cooperation between the clamping protrusion ring 19 and the clamping groove 18.

[0048] Preferably, bolt mounting plates 20 are provided at the positions where the first main body tube 1 and the second main body tube 3 are connected, and the two bolt mounting plates 20 are fixedly connected by bolts evenly distributed in the circumferential direction.

[0049] Bolt mounting plates 20 are provided at the positions where the first main body tube 1 and the second main body tube 3 are connected, so that the connection between the first main body tube 1 and the second main body tube 3 is initially fixed, providing a waterproof effect for the subsequent waterproof connection cover 4.

[0050] Preferably, the rubber ring layer 12 includes more than two waterproof rubber rings 21 , and the more than two waterproof rubber rings 21 are evenly distributed on the waterproof ring 13 .

[0051] The working principle and working process of this utility model:

[0052] The utility model provides a power head housing with waterproof function, which realizes the rotation connection of the rod 2 that needs to be rotated by providing the first main body tube 1 and the second main body tube 3 when in use.

[0053] Among them, the first main body tube 1 realizes the control of the rotation transmission of the rod 2, and the second main body tube 3 realizes the fixed clamping of the rod 2, so as to realize the rotation of the rod 2 inside the box; more specifically, since the waterproof connecting cover 4 is arranged at the connection between the first main body tube 1 and the second main body tube 3, the waterproof performance of the two after stable connection is improved, and the main connecting ring 5 at the end of the first main body tube 1 and the secondary connecting ring 6 at the end of the second main body tube 3 are arranged in the waterproof connecting cover 4. Through the connection of multiple groups of connecting rods 7 between the main connecting ring 5 and the secondary connecting ring 6, the connection and fixation of the waterproof connecting cover 4 between the first main body tube 1 and the second main body tube 3 are realized. Since a waterproof rubber ring tube 8 is arranged between the main connecting ring 5 and the secondary connecting ring 6, the protection of the corresponding waterproof connecting components is strengthened. At the same time, the first main body tube 1 and the second body are fixedly connected by separately arranged bolts passing through the waterproof rubber ring tube 8, thereby enhancing the waterproof performance and the stability of the connection.

[0054] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. A power head box with waterproof function, characterized in that: include A first main body tube (1), the first main body tube (1) being used for transmitting the rotational power of the rod (2); A second main body tube (3), one end of the first main body tube (1) being fixedly connected to the end of the first main body tube (1), and the second main body tube (3) being used for clamping the rod (2); a waterproof connection cover (4), the waterproof connection cover (4) being arranged at the end where the first main body tube (1) and the second main body tube (3) are connected, and being used for waterproof connection between the first main body tube (1) and the second main body tube (3); and The waterproof connection cover (4) comprises a main connection ring (5) fixedly sleeved on the end of the first main body tube (1) and a secondary connection ring (6) fixedly sleeved on the end of the second main body tube (3), the main connection ring (5) and the secondary connection ring (6) are limit-connected by a plurality of groups of connection rods (7); a waterproof rubber ring tube (8) is provided between the main connection ring (5) and the secondary connection ring (6), the waterproof rubber ring tube (8) is sleeved between the first main body tube (1) and the second main body tube (3), and the first main body tube (1) and the second main body tube (3) are fixedly connected by bolts passing through the waterproof rubber ring tube (8).

2. The power head housing with waterproof function as claimed in claim 1, characterized in that: The main connecting ring (5) comprises a bolt fixing plate (9) and a tightening sleeve (10), wherein the tightening sleeve (10) is coaxially arranged with the bolt fixing plate (9), the diameter of the tightening sleeve (10) is smaller than the diameter of the bolt fixing plate (9), and the end of the tightening sleeve (10) is provided with an annular clamping plate (11).

3. The power head housing with waterproof function as claimed in claim 2, characterized in that: The tightening sleeve (10) is sleeved on the end of the first main body tube (1), and a rubber ring layer (12) and a waterproof ring (13) are sequentially tightly arranged between the tightening sleeve (10) and the outer wall of the first main body tube (1) from the outside to the inside.

4. The power head housing with waterproof function as claimed in claim 2, characterized in that: The bolt fixing plate (9) and the tightening sleeve (10) are an integral structure, and a plurality of the connecting rods (7) are evenly and fixedly arranged on the circumferential end surface of the bolt fixing plate (9), and a screw fixing connection hole (15) is arranged on the auxiliary connecting ring (6) at a position close to the end surface of the bolt fixing plate (9) and corresponding to the plurality of the connecting rods (7).

5. The power head housing with waterproof function as claimed in claim 2, characterized in that: The waterproof rubber ring tube (8) comprises a rubber ring (16) arranged between the first main body tube (1) and the second main body tube (3), and a rubber ring tube (17) vertically connected to the outer side of the rubber ring (16), and the rubber ring tube (17) is sleeved on the outside of the fastening sleeve (10).

6. The power head housing with waterproof function as claimed in claim 1, characterized in that: A clamping groove (18) is provided inside the end of the first main body tube (1), and a clamping protrusion ring (19) is provided at the end of the second main body tube (3) close to the first main body tube (1), and the clamping protrusion ring (19) is tightly arranged in the clamping groove (18).

7. The power head housing with waterproof function as claimed in claim 1, characterized in that: Bolt mounting plates (20) are provided at the positions where the first main body tube (1) and the second main body tube (3) are connected, and the two bolt mounting plates (20) are fixedly connected in the circumferential direction by bolts evenly distributed therein.

8. The power head housing with waterproof function as claimed in claim 3, characterized in that: The rubber ring layer (12) comprises more than two waterproof rubber rings (21), and the more than two waterproof rubber rings (21) are evenly distributed on the waterproof ring (13).

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