Hydraulic rod locking device

Abstract

The utility model relates to the technical field of hydraulic rods, in particular to a hydraulic rod locking device which comprises a hydraulic rod, a sleeve is arranged on the top of the hydraulic rod, and a locking assembly is arranged on the outer wall of the sleeve. The locking assembly comprises an anti-skid pad arranged outside the sleeve, the outer wall of the anti-skid pad is connected with a supporting frame, a guide rod is arranged in the middle of the supporting frame, a sliding groove is formed in the middle of the guide rod, the outer wall of the guide rod is sleeved with a spring, a locking sliding block is arranged on the outer wall of the guide rod, and a connecting block is arranged in the middle of the locking sliding block. A sliding groove is formed in the left side of the supporting frame, a connecting rod is arranged in the middle of one end of the connecting block, a sliding block is connected to the other end of the connecting rod, and the outer wall of the sliding block is clamped and embedded in the inner wall of the sliding groove. And one end of the locking rod is clamped at the top of the locking sliding block by rotating the locking rod, so that the sleeve is locked.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic rods, in particular to a hydraulic rod locking device. Background Art

[0002] In the actual application of hydraulic cylinders, it is often necessary for the hydraulic cylinder to lock the piston rod at a specific or arbitrary position according to the user's requirements.

[0003] A hydraulic rod locking device is proposed in the patent with publication number CN218151794U. In the patent, the internal locking module arranged outside the external protection module can be used in conjunction with the anti-slip positioning module to achieve the effect of anti-slip adjustment locking, and the elastic adjustment locking module can be used in conjunction with the positioning locking component to achieve the effect of elastic adjustment locking. However, the following problems still exist in the patent:

[0004] The elastic adjustment locking device is locked by elasticity, which may cause the hydraulic rod to be unable to be locked when it is used, and the top of the hydraulic rod is not locked, which may easily lead to unstable fastening of the hydraulic rod.

[0005] In view of the above problems, it is necessary to design a hydraulic rod locking device to overcome the above problems. Utility Model Content

[0006] The main purpose of the utility model is to provide a hydraulic rod locking device, which can effectively solve the problems in the background technology.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0008] A hydraulic rod locking device comprises a hydraulic rod, a sleeve is arranged on the top of the hydraulic rod, and a locking assembly is arranged on the outer wall of the sleeve;

[0009] The locking assembly includes an anti-slip pad arranged on the outside of the sleeve, the outer wall of the anti-slip pad is connected to a support frame, a guide rod is arranged in the middle of the support frame, a slide groove is opened in the middle of the guide rod, a spring is sleeved on the outer wall of the guide rod, a locking slider is arranged on the outer wall of the guide rod, a connecting block is arranged in the middle of the locking slider, a connecting rod is arranged in the middle of one end of the connecting block, the other end of the connecting rod is connected to a slider, the outer wall of the slider is embedded in the inner wall of the slide groove, a locking rod is arranged on the top of the other end of the support frame, and a limiting bolt is arranged in the middle of the locking rod.

[0010] As a preferred solution of the utility model, the sleeve is detachably connected to the hydraulic rod, and the support frame is non-detachably connected to the anti-slip pad.

[0011] As a preferred solution of the utility model, the guide rod and the support frame are detachably connected, and the slide groove and the guide rod are fixedly opened.

[0012] As a preferred solution of the utility model, the spring is movably sleeved with the guide rod, and the locking slider is slidably connected with the guide rod.

[0013] As a preferred solution of the utility model, the locking slider is non-detachably connected to the connecting block, and the connecting block is non-detachably connected to the connecting rod.

[0014] As a preferred solution of the utility model, the connecting rod and the slider are detachably connected, and the locking rod and the support frame are rotatably connected via a limit bolt.

[0015] Beneficial Effects

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] In the utility model, a hydraulic rod locking device is designed, and the distance between the sleeve and the left inner wall of the support frame can be adjusted by moving the locking slider. The locking rod is rotated to clamp one end of the locking rod on the top of the locking slider, thereby locking the sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the support frame and guide rod structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the locking slider and the slider structure of the utility model.

[0021] In the figure: 1, hydraulic rod; 2, sleeve; 3, locking assembly; 301, support frame; 302, anti-slip pad; 303, guide rod; 304, slide groove; 305, spring; 306, locking slider; 307, limit bolt; 308, locking rod; 309, connecting block; 310, connecting rod; 311, slider. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0024] like Figure 1-3 As shown, a hydraulic rod locking device comprises a hydraulic rod 1, a sleeve 2 is arranged on the top of the hydraulic rod 1, and a locking assembly 3 is arranged on the outer wall of the sleeve 2;

[0025] The locking assembly 3 includes an anti-slip pad 302 arranged on the outside of the sleeve 2, the outer wall of the anti-slip pad 302 is connected to the support frame 301, a guide rod 303 is arranged in the middle of the support frame 301, a slide groove 304 is opened in the middle of the guide rod 303, a spring 305 is sleeved on the outer wall of the guide rod 303, a locking slider 306 is arranged on the outer wall of the guide rod 303, a connecting block 309 is arranged in the middle of the locking slider 306, a connecting rod 310 is arranged in the middle of one end of the connecting block 309, and a slider 311 is connected to the other end of the connecting rod 310, the outer wall of the slider 311 is embedded in the inner wall of the slide groove 304, a locking rod 308 is arranged on the top of the other end of the support frame 301, and a limiting bolt 307 is arranged in the middle of the locking rod 308.

[0026] Please see attached Figure 1 , Attachment Figure 2 and attached Figure 3 As shown, the sleeve 2 and the hydraulic rod 1 are detachably connected, the support frame 301 and the anti-slip pad 302 are non-detachably connected, the guide rod 303 and the support frame 301 are detachably connected, the slide groove 304 and the guide rod 303 are fixedly opened, the spring 305 and the guide rod 303 are movably sleeved, the locking slider 306 and the guide rod 303 are slidably connected, the locking slider 306 and the connecting block 309 are non-detachably connected, the connecting block 309 and the connecting rod 310 are non-detachably connected, the connecting rod 310 and the slider 311 are detachably connected, and the locking rod 308 and the support frame 301 are rotationally connected through the limit bolt 307;

[0027] Among them, the locking rod 308 can be locked by rotating one end of the locking slider 306, and the spring 305 is movably connected to the outer wall of the guide rod 303, which is convenient for pushing the spring 305 to expand and contract during the movement of the locking slider 306, thereby delaying the movement speed of the locking slider 306.

[0028] The working process of the utility model is as follows: when the hydraulic rod locking device designed in the present scheme is used, the sleeve 2 at the top of the hydraulic rod 1 is placed between the locking slider 306 and the support frame 301, and the outer wall of the upper end of the hydraulic rod 1 is clamped by the anti-slip pad 302, and the locking rod 308 is manually pulled, and the locking rod 308 is rotated on the outer wall of the limit bolt 307 so that one end of the locking slider 306 is squeezed, and the locking slider 306 and the outer wall of the guide rod 303 slide to the right, and the sliding block 311 slides with the inner wall of the slide groove 304 to assist the locking slider 306 to slide more smoothly, so that the locking rod 308 is clamped on the top of the locking slider 306, and the connecting block 309 is manually rotated to clamp the connecting rod 310, and the locking slider 306 is reinforced. The sleeve 2 is locked through the gap between the locking slider 306 and the support frame 301, which is easier to operate.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hydraulic rod locking device, comprising a hydraulic rod (1), characterized in that: A sleeve (2) is arranged on the top of the hydraulic rod (1), and a locking assembly (3) is arranged on the outer wall of the sleeve (2); The locking assembly (3) comprises an anti-skid pad (302) arranged outside the sleeve (2); the outer wall of the anti-skid pad (302) is connected to a support frame (301); a guide rod (303) is arranged in the middle of the support frame (301); a slide groove (304) is opened in the middle of the guide rod (303); a spring (305) is sleeved on the outer wall of the guide rod (303); a locking slider (306) is arranged on the outer wall of the guide rod (303); A connecting block (309) is provided in the middle of the locking slider (306), a connecting rod (310) is provided in the middle of one end of the connecting block (309), the other end of the connecting rod (310) is connected to a slider (311), the outer wall of the slider (311) is embedded in the inner wall of the slide groove (304), a locking rod (308) is provided at the top of the other end of the support frame (301), and a limiting bolt (307) is provided in the middle of the locking rod (308).

2. A hydraulic rod locking device according to claim 1, characterized in that: The sleeve (2) and the hydraulic rod (1) are detachably connected, and the support frame (301) and the anti-slip pad (302) are non-detachably connected.

3. A hydraulic rod locking device according to claim 2, characterized in that: The guide rod (303) and the support frame (301) are detachably connected, and the slide groove (304) and the guide rod (303) are fixedly opened.

4. A hydraulic rod locking device according to claim 3, characterized in that: The spring (305) is movably sleeved with the guide rod (303), and the locking slider (306) is slidably connected with the guide rod (303).

5. A hydraulic rod locking device according to claim 4, characterized in that: The locking slider (306) and the connecting block (309) are non-detachably connected, and the connecting block (309) and the connecting rod (310) are non-detachably connected.

6. A hydraulic rod locking device according to claim 5, characterized in that: The connecting rod (310) and the sliding block (311) are detachably connected, and the locking rod (308) and the supporting frame (301) are rotatably connected via a limiting bolt (307).

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