Mute rotary drilling machine drill bit soil unloading oil cylinder fixing seat

Abstract

The utility model provides a mute rotary drilling machine drill bit soil unloading oil cylinder fixing base which comprises base assemblies symmetrically installed on a rotary drilling machine power head and a connecting body welded to a cylinder body, and the connecting body is rotationally connected between the two base assemblies. The base assembly comprises a first base body and a second base body which are fixed to a power head of the rotary drilling machine, the first base body and the second base body are connected through a plurality of first bolts, a transversely-through reinforcing groove is formed in the side, facing the second base body, of the first base body, a reinforcing block matched with the reinforcing groove is arranged on the second base body, and a rotating hole is formed in the second base body in a penetrating mode. By means of the structure, the longitudinal supporting strength of the first base body to the second base body can be improved under the cooperation of the reinforcing groove in the first base body of the base assembly and the reinforcing block of the second base body, and therefore the situation that the first bolt is cut off due to the fact that longitudinal thrust acts on the first bolt can be prevented; therefore, the stress strength of the base assembly is improved, the stress performance is improved, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil cylinder fixing seat technical field especially relates to a mute rotary drilling rig drill bit unloading oil cylinder fixing seat. BACKGROUND

[0002] The oil cylinder fixing seat refers to the connecting component for fixing and installing the oil cylinder on the specified position of the bearing component. The prior art such as patent number CN202311019638.5 discloses a mute rotary drilling rig drill bit, which drives the upper push plate, the top rod and the lower push plate to carry out mute bulldozing through the hydraulic cylinder. The fixing component structure of the hydraulic cylinder is relatively simple. When the hydraulic cylinder is fixed, the oil cylinder fixing seat is only fixed on the first casing through the bolt, which causes the stress intensity between the oil cylinder fixing seat and the first casing to be low. When bulldozing is carried out through the hydraulic cylinder, the pushing force of the hydraulic cylinder is large, and the reaction force of bulldozing is concentrated on the fixing seat, which causes the bolt and the fixing seat to be deformed or even damaged, and affects the stress performance and service life. SUMMARY

[0003] The utility model discloses a mute rotary drilling rig drill bit unloading oil cylinder fixing seat, mainly solves the problem that the stress intensity of the traditional oil cylinder fixing seat is low, and the reaction force when the hydraulic oil cylinder is bulldozing is concentrated on the fixing seat, which can easily cause the oil cylinder fixing seat to be damaged.

[0004] To achieve the purpose, the technical scheme of the utility model is as follows:

[0005] The utility model provides a mute rotary drilling rig drill bit unloading oil cylinder fixing seat, including symmetrical installation in the base assembly of rotary drilling rig power head and the connecting body of welding in the cylinder body, connecting body rotation is connected between two base assemblies,

[0006] The base assembly includes a first seat body and a second seat body fixed to the rotary drilling rig power head, the first seat body and the second seat body are connected by a plurality of first bolts, the side of the first seat body towards the second seat body is provided with a transverse reinforcing groove, the second seat body is provided with a reinforcing block matched with the reinforcing groove, and a rotating hole penetrates the second seat body.

[0007] The connecting body is provided with a rotating shaft corresponding to the position of the rotating hole, and the rotating shaft is rotationally connected in the rotating hole.

[0008] In an embodiment, the first seat body and the second seat body are respectively provided with a first screw hole and a second screw hole corresponding to the position of the first bolt, and the first bolt is threadedly connected with the first screw hole and the second screw hole.

[0009] In one embodiment, the first seat body is welded with an adapter on the side away from the second seat body, and the adapter is provided with an arc surface matching the surface of the rotary excavator power head on the side away from the first seat body, and the arc surface is welded on the rotary excavator power head.

[0010] In one embodiment, the adapter is fixed on the rotary excavator power head through a plurality of second bolts, and the adapter is provided with a third screw hole corresponding to the position of the second bolt, and the second bolt is threadedly connected with the third screw hole.

[0011] In one embodiment, the first seat body is provided with a longitudinal positioning groove on the side toward the second seat body, and the second seat body is provided with a positioning strip corresponding to the position of the positioning groove, and the positioning strip matches the positioning groove.

[0012] In one embodiment, the connecting body is provided with a connecting hole for accommodating the cylinder body, and the cylinder body passes through the connecting hole.

[0013] The advantages or beneficial effects of the above technical solutions at least include: through the cooperation of the reinforcing groove on the first seat body of the base assembly and the reinforcing block of the second seat body, the longitudinal support strength of the first seat body to the second seat body can be improved, so that the longitudinal thrust can be prevented from acting on the first bolt to cause the first bolt to be cut off under stress, thereby improving the stress strength of the base assembly, the stress performance and the service life; through the cooperation of the rotating hole of the second seat body and the rotating shaft of the connecting body, the connecting body can be rotatably connected to the second seat body to adapt to the deviation occurring in the working process of the cylinder body; welding the connecting body to the cylinder body can improve the connection strength between the cylinder body and the connecting body. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings illustrate exemplary embodiments of the present application and, together with the general description given above, explain the principles of the application. These drawings are provided to further provide further understanding based on the present application and are included in the specification and form a part of the specification.

[0015] Fig. 1 A schematic view showing that the mute rotary excavator drill bit unloading oil cylinder fixing seat according to the exemplary embodiment of the present application is installed on the rotary excavator power head is shown;

[0016] Fig. 2 A schematic view showing the base assembly, the cylinder body and the connecting body according to the exemplary embodiment of the present application is shown;

[0017] Fig. 3 An exploded schematic view showing the base assembly and the connecting body according to the exemplary embodiment of the present application is shown.

[0018] BRIEF DESCRIPTION OF DRAWINGS:

[0019] 1, rotary excavator power head;

[0020] 2, base assembly;

[0021] 21, first seat body; 211, reinforcing groove; 212, first screw hole; 213, positioning groove; 22, second seat body; 221, reinforcing block; 222, rotating hole; 223, second screw hole; 224, positioning strip; 23, first bolt; 24, adapter; 241, arc surface; 242, third screw hole; 25, second bolt;

[0022] 3, cylinder;

[0023] 4, connecting body;

[0024] 41, rotating shaft; 42, connecting hole. DETAILED DESCRIPTION

[0025] Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although some embodiments of the present application are shown in the drawings, it should be understood that the present application can be implemented in various forms and should not be interpreted as being limited to the embodiments set forth herein, but rather these embodiments are provided so that the present application can be more thoroughly and completely understood. It should be understood that the drawings and embodiments of the present application are merely for illustrative purposes and are not intended to limit the scope of protection of the present application.

[0026] It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

[0027] The term "comprising" and variations thereof as used herein are open-ended, that is, "comprising but not limited to". The term "based on" is "based at least in part on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Related definitions of other terms will be given in the description below. It should be noted that the "first", "second", etc. concepts mentioned in the present application are only used to distinguish different devices, modules or units, and are not intended to limit the functions performed by these devices, modules or units or their mutual dependency.

[0028] It should be noted that the modification of "one" or "multiple" in the present application is illustrative and not limiting, and those skilled in the art should understand that unless otherwise explicitly stated in the context, it should be understood as "one or more".

[0029] The names of the messages or information exchanged between the plurality of devices in the embodiments of the present utility model are only used for illustrative purposes, and are not used to limit the scope of the messages or information.

[0030] Referring to Figs. 1 to 3 The embodiment of the present utility model provides a mute rotary drilling machine drill bit unloading oil cylinder fixing seat, including the base assembly 2 of symmetry installation in the rotary drilling machine power head 1 and the connecting body 4 of welding in the cylinder body 3, the connecting body 4 is rotationally connected between two base assemblies 2;

[0031] The base assembly 2 includes the first seat body 21 and the second seat body 22 fixed to the rotary drilling machine power head 1, the first seat body 21 is connected with the second seat body 22 through a plurality of first bolts 23, the side of the first seat body 21 towards the second seat body 22 is provided with a transverse through reinforcing groove 211, the second seat body 22 is provided with a reinforcing block 221 matched with the reinforcing groove 211, and a rotating hole 222 is through the second seat body 22;Wherein, the first seat body 21 can be directly welded on the rotary drilling machine power head 1 and cooperate with the bolt, improve the connection strength of the first seat body 21 fixed on the rotary drilling machine power head 1.

[0032] The connecting body 4 is provided with a rotating shaft 41 corresponding to the position of the rotating hole 222, and the rotating shaft 41 is rotationally connected in the rotating hole 222.

[0033] By the cooperation of the reinforcing groove 211 on the first seat body 21 of the base assembly 2 and the reinforcing block 221 of the second seat body 22, the longitudinal support strength of the first seat body 21 to the second seat body 22 can be improved, so that the longitudinal thrust can be prevented from acting on the first bolt 23, and the first bolt 23 is cut off under stress, thereby improving the stress strength of the base assembly 2, improving the stress performance and service life;Through the cooperation of the rotating hole 222 of the second seat body 22 and the rotating shaft 41 of the connecting body 4, the rotating shaft 41 can be rotationally connected to the second seat body 22, so as to adapt to the deviation occurring in the working process of the cylinder body 3;Welding the connecting body 4 on the cylinder body 3 can improve the connection strength between the cylinder body 3 and the connecting body 4.

[0034] In one embodiment, referring to Fig. 3 The first seat body 21 and the second seat body 22 are respectively provided with a first screw hole 212 and a second screw hole 223 corresponding to the position of the first bolt 23, and the first bolt 23 is threadedly connected with the first screw hole 212 and the second screw hole 223. In actual application, the first seat body 21 and the second seat body 22 can be stably connected together through the cooperation of the first bolt 23 and the first screw hole 212 and the second screw hole 223.

[0035] In one embodiment, referring to Fig. 3The side, away from the second seat body 22, of the first seat body 21 is welded with an adapter 24, the side, away from the first seat body 21, of the adapter 24 is provided with an arc surface 241 matched with the surface of the rotary excavator power head 1, and the arc surface 241 is welded on the rotary excavator power head 1. Wherein, the adapter 24 can be confirmed whether to be provided according to actual conditions. In actual application, the adapter 24 can be matched with the surface of the rotary excavator power head 1 through the setting of the arc surface 241 of the adapter 24, so that the connection stability and the connection strength of the first seat body 21 are improved.

[0036] The adapter 24 is fixed on the rotary excavator power head 1 through a plurality of second bolts 25, the adapter 24 is penetrated with a third screw hole 242 corresponding to the position of the second bolt 25, and the second bolt 25 is in threaded connection with the third screw hole 242. In actual application, the strength of the adapter 24 fixed on the rotary excavator power head 1 can be improved through the cooperation of the third screw hole 242 and the second bolt 25, so that the adapter 24 is prevented from deforming or separating from the rotary excavator power head 1.

[0037] In an embodiment, referring to Fig. 3 The side, toward the second seat body 22, of the first seat body 21 is provided with a longitudinal positioning groove 213, the second seat body 22 is provided with a positioning strip 224 corresponding to the position of the positioning groove 213, and the positioning strip 224 is matched with the positioning groove 213. In actual application, the positioning groove 213 and the positioning strip 224 can be matched to play a role of rapid positioning when the second seat body 22 is installed on the first seat body 21, so that the first bolt 23 can be quickly screwed into the second screw hole 223 from the first screw hole 212.

[0038] In an embodiment, referring to Fig. 2 And Fig. 3 The connecting body 4 is penetrated with a connecting hole 42 used for accommodating the cylinder body 3, and the cylinder body 3 passes through the connecting hole 42. In actual application, the cylinder body 3 can pass through the connecting body 4 through the setting of the connecting hole 42, so that the connecting body 4 is welded on the cylinder body 3.

[0039] In the description of the present application, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0040] Those skilled in the art should understand that the above embodiments are only for clearly illustrating the present application, and are not intended to limit the scope of the present application. For those skilled in the art, other changes or modifications can be made on the basis of the above application, and these changes or modifications are still within the scope of the present application.

Claims

1. A mounting base for the soil unloading cylinder of a silent rotary drilling rig, characterized in that, It includes a base assembly symmetrically mounted on the power head of a rotary drilling rig and a connecting body welded to the cylinder block, wherein the connecting body is rotatably connected between the two base assemblies; The base assembly includes a first base body and a second base body fixed to the power head of the rotary drilling rig. The first base body and the second base body are connected by a plurality of first bolts. The first base body is provided with a transverse reinforcing groove on the side facing the second base body. The second base body is provided with a reinforcing block that matches the reinforcing groove. The second base body is provided with a through rotating hole. The connector is provided with a rotating shaft at the position corresponding to the rotating hole, and the rotating shaft is rotatably connected to the rotating hole.

2. The silent rotary drilling rig drill bit unloading cylinder fixing seat as described in claim 1, characterized in that, The first base and the second base are respectively provided with a first screw hole and a second screw hole at the position corresponding to the first bolt, and the first bolt is threadedly connected to the first screw hole and the second screw hole.

3. The silent rotary drilling rig drill bit unloading cylinder fixing seat as described in claim 1, characterized in that, The first base body has an adapter welded to the side away from the second base body. The adapter has an arc surface on the side away from the first base body that matches the surface of the rotary drilling rig's power head. The arc surface is welded to the rotary drilling rig's power head.

4. The silent rotary drilling rig drill bit unloading cylinder fixing seat as described in claim 3, characterized in that, The adapter is fixed to the rotary drilling rig power head by multiple second bolts. The adapter has a third threaded hole corresponding to the position of the second bolt, and the second bolt is threadedly connected to the third threaded hole.

5. The silent rotary drilling rig drill bit unloading cylinder fixing seat as described in claim 1, characterized in that, The first seat body has a longitudinal positioning groove on the side facing the second seat body, and the second seat body has a positioning strip at the position corresponding to the positioning groove, the positioning strip matching the positioning groove.

6. The silent rotary drilling rig drill bit unloading cylinder fixing seat as described in claim 1, characterized in that, The connector has a connecting hole for accommodating the cylinder, and the cylinder passes through the connecting hole.

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