Water drill bit puller

Abstract

The utility model relates to the technical field of drill bit drawing devices, in particular to a water drill bit drawing device. The outer side of the pull rod is in threaded connection with a fixing thread sleeve; the outer side of the pull rod is sleeved with a supporting plate; a hexagonal steel handle is fixed at the top of the pull rod; a positioning tip is fixed at the bottom of the pull rod; a circular hole is formed in the inner side of the supporting plate, the supporting plate is slidably connected with the pull rod through the circular hole, and the radius of the circular hole is smaller than the apocentric distance of the fixing threaded sleeve. According to the water drill bit puller, the hexagonal steel handle of the device is provided with the chamfer, so that the hexagonal steel handle of the device is not prone to deformation in the hammering process, the hexagonal steel handle of the device is hexagonal, a wrench and a pipe wrench can be used, and the universality of the device is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to drill bit puller technical field especially relates to a water drill drill bit puller. BACKGROUND

[0002] With the development of industrial technology, the requirement of drilling precision and efficiency is continuously improved. Water drill drill bit may encounter stuck or difficult to pull out during use, so an effective pulling tool is needed to solve this problem. Water drill drill bit puller emerges as the times require and becomes an important tool to improve drilling efficiency and ensure operation safety.

[0003] In the use of the above technology, it is found that the existing technology has the following technical problems: the existing technology mostly uses reverse hammer to work, the reverse hammer is heavy and large in size, which leads to violent construction of the user, operation is dangerous, therefore, we design a water drill drill bit puller to provide another technical solution for the above technical problems. UTILITY MODEL CONTENT

[0004] Therefore, it is necessary to provide a water drill drill bit puller to solve the problems in the above background technology.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0006] A water drill drill bit puller, including pull rod, the front of pull rod is provided with chamfer, the outer side of pull rod is connected with fixed screw bush through screw, the outer side of pull rod is connected with support plate through sleeve joint, the top of pull rod is fixed with hexagonal steel handle, the bottom of pull rod is fixed with positioning sharp, the outer side of pull rod is provided with threaded section.

[0007] As a preferred embodiment of the water drill drill bit puller provided by the utility model, the inner side of the fixed screw bush is provided with internal threads, and the fixed screw bush is connected with the pull rod through the internal threads.

[0008] As a preferred embodiment of the water drill drill bit puller provided by the utility model, the inner side of the support plate is provided with a circular hole, and the support plate is connected with the pull rod through the circular hole.

[0009] As a preferred embodiment of the water drill drill bit puller provided by the utility model, the radius of the circular hole is less than the edge distance of the fixed screw bush.

[0010] As a preferred embodiment of the water drill drill bit puller provided by the utility model, the top of the hexagonal steel handle is provided with a chamfer.

[0011] As a preferred embodiment of the water drill bit drawing device, the trapezoidal through holes are arranged at both ends of the inner side of the supporting plate.

[0012] It can be seen without doubt that the above technical solutions of the present application can certainly solve the technical problems to be solved by the present application.

[0013] Meanwhile, by the above technical solutions, the present application has at least the following beneficial effects:

[0014] The water drill bit drawing device has the chamfered hexagonal steel handle, so that the hexagonal steel handle is not easily deformed when being hammered, and the hexagonal shape of the hexagonal steel handle makes the wrench and pipe wrench usable, thereby enhancing the versatility of the device.

[0015] The device can be conveniently positioned by the positioning tip 5, so that the pull rod 1 does not move in rotation, achieving the purpose of easily taking out the drill bit. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0017] Figure 1 It is a whole structure schematic diagram of the water drill bit drawing device of the present application;

[0018] Figure 2 It is a schematic diagram of the pull rod of the water drill bit drawing device of the present application;

[0019] Figure 3 It is a schematic diagram of the fixed screw sleeve of the water drill bit drawing device of the present application;

[0020] Figure 4 It is a schematic diagram of the supporting plate of the water drill bit drawing device of the present application;

[0021] Figure 5 It is a connection schematic diagram of the pull rod and the hexagonal steel handle of the water drill bit drawing device of the present application;

[0022] Figure 6 It is a connection schematic diagram of the pull rod and the positioning tip of the water drill bit drawing device of the present application.

[0023] In the figure: 1, pull rod; 2, fixed screw sleeve; 3, supporting plate; 4, hexagonal steel handle; 5, positioning tip. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and not to limit the utility model.

[0025] As described in the background, the existing technology mostly uses a counter hammer to work, the counter hammer is heavy and large in size, resulting in that the user needs to use brute force to work, which is dangerous to operate.

[0026] In order to solve the technical problem, the utility model provides a water drill bit puller.

[0027] Specifically, please refer to Figures 1-6 A water drill bit puller specifically comprises a pull rod 1, a chamfer is formed in front of the pull rod 1, a fixed screw sleeve 2 is threadedly connected to the outer side of the pull rod 1, a support plate 3 is connected to the outer side of the pull rod 1 in a sleeved manner, a hexagonal steel handle 4 is fixed to the top of the pull rod 1, a positioning tip 5 is fixed to the bottom of the pull rod 1, and a threaded section is formed in the outer side of the pull rod 1.

[0028] The water drill bit puller provided by the utility model has the chamfer formed in the hexagonal steel handle 4 of the device, so that the hexagonal steel handle 4 of the device is not easily deformed when being hammered, the hexagonal steel handle 4 of the device adopts a hexagonal shape, so that a wrench and a pipe wrench can be used, the universality of the device is enhanced, and the chamfer treatment of one end of the device is beneficial to high-strength operation and is not easy to damage the thread;

[0029] The device is designed through the positioning tip 5, so that the device can be conveniently positioned, the pull rod 1 is not moved in rotation, and the purpose of easily taking out the drill bit is achieved.

[0030] It should be noted that the embodiments in the utility model and the features and technical schemes in the embodiments can be combined with each other without conflict.

[0031] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0032] Referring to Figures 1-6 A water drill bit puller comprises a pull rod 1, a chamfer is formed in front of the pull rod 1, a fixed screw sleeve 2 is threadedly connected to the outer side of the pull rod 1, a support plate 3 is connected to the outer side of the pull rod 1 in a sleeved manner, a hexagonal steel handle 4 is fixed to the top of the pull rod 1, a positioning tip 5 is fixed to the bottom of the pull rod 1, and a threaded section is formed in the outer side of the pull rod 1.

[0033] The inner side of the fixed screw sleeve 2 is provided with internal threads, and the fixed screw sleeve 2 is threadedly connected with the pull rod 1 through the internal threads, so that the fixed screw sleeve 2 can be fixed on the outer side of the pull rod 1.

[0034] The inner side of the support plate 3 is provided with a circular hole, and the support plate 3 is slidingly connected with the pull rod 1 through the circular hole, so that the support plate 3 can provide fixation for the pull rod 1.

[0035] The radius of the circular hole is smaller than the edge distance of the fixed screw sleeve 2, so that the fixed screw sleeve 2 can fix the pull rod 1 on the outer side of the support plate 3.

[0036] The top of the hexagonal steel handle 4 is provided with a chamfer, so that the hexagonal steel handle 4 will not be easily deformed when being hammered by a user.

[0037] The two ends of the inner side of the support plate 3 are provided with trapezoidal through holes, so that a user can pull out the drill bit through the trapezoidal through holes.

[0038] The pull rod 1 is made of alloy steel material and has high toughness, and the pull rod 1 is subjected to carbon mixing treatment for 48 hours, so that the device has high strength requirements.

[0039] The hexagonal steel handle 4 of the device is provided with a chamfer, so that the hexagonal steel handle 4 of the device will not be easily deformed when being hammered, and the hexagonal steel handle 4 of the device adopts a hexagonal shape, so that a wrench and a pipe wrench can be used, the universality of the device is enhanced, and the end of the device is subjected to chamfering treatment, which is beneficial to high-strength operation and is not easy to damage the thread,

[0040] The device can be conveniently positioned through the design of the positioning spike 5, so that the pull rod 1 will not move in rotation, and the purpose of easily taking out the drill bit is achieved.

[0041] The use process of the water drill bit puller is as follows: when the drill bit is clamped in the wall, the user places the supporting plate 3 on one side of the hole diameter of the wall, inserts the positioning tip 5 on one side of the hexagonal steel handle 4 into the inner side of the supporting plate 3, the shape of the positioning tip 5 enables the worker to determine the thread hole on one side of the drill bit more quickly, the outer side of the pull rod 1 is provided with a screw matched with the drill bit, the user rotates the hexagonal steel handle 4 through a wrench, and then the hexagonal steel handle 4 and the pull rod 1 are rotated, since the drill bit is clamped in the wall, the pull rod 1 is not easy to be connected with the thread hole on one side of the drill bit, at this time, the user can hammer from one end of the hexagonal steel handle 4, and then the pull rod 1 can be tightly and threadedly connected with the drill bit, then the user threadedly connects the fixing screw sleeve 2 on the outer side of the pull rod 1, since the size of the hole diameter of the supporting plate 3 is smaller than the size of the fixing screw sleeve 2, the fixing screw sleeve 2 can fix the pull rod 1 on the outer side of the supporting plate 3, the user pulls the drill bit through the trapezoidal hole in the inner side of the two ends of the supporting plate 3, and then the drill bit can be pulled out of the wall body, the drill bit is maximally protected from being damaged, and the operation is facilitated, and the drill bit puller plays an important role in improving the drilling efficiency and ensuring the operation safety, with the continuous development of industrial technology, the performance and application range of the water drill bit puller will be further improved and expanded.

[0042] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only the principles of the utility model, and various changes and improvements can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope required by the utility model is defined by the appended claims and their equivalents.

Claims

1. A water drill bit puller comprising a draw bar (1), characterized in that, The front of the pull rod (1) is chamfered, the outer side of the pull rod (1) is threadedly connected with a fixed screw sleeve (2), the outer side of the pull rod (1) is sleevedly connected with a support plate (3), the top of the pull rod (1) is fixedly provided with a hexagonal steel handle (4), the bottom of the pull rod (1) is fixedly provided with a positioning spike (5), and the outer side of the pull rod (1) is provided with a threaded section.

2. A bristle puller for a watermelon ballpoint pen according to claim 1, wherein The inner side of the fixed screw sleeve (2) is provided with an internal thread, and the fixed screw sleeve (2) is threadedly connected with the pull rod (1) through the internal thread.

3. A bristle puller for a watermelon ballpoint pen according to claim 1, wherein The inner side of the support plate (3) is provided with a circular hole, and the support plate (3) is slidably connected with the pull rod (1) through the circular hole.

4. A bristle puller for a watermelon ballpoint pen according to claim 3, wherein The radius of the circular hole is smaller than the edge distance of the fixed screw sleeve (2).

5. A bristle puller for a watermelon ballpoint pen according to claim 1, wherein The top of the hexagonal steel handle (4) is chamfered.

6. A bristle puller for a watermelon ballpoint pen according to claim 1, wherein The two ends of the inner side of the support plate (3) are provided with trapezoidal through holes.

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