Buffer with adjustable buffering distance

Abstract

The utility model belongs to the technical field of falling protectors, and particularly relates to a buffer with an adjustable buffer distance, which comprises a falling protector main body, a mounting cavity is arranged in the falling protector main body, and two ends of one side of the falling protector main body are respectively and rotatably connected with a shell I and a shell II through shafts. The other end of the first shell and the other end of the second shell are detachably connected through a bolt. According to the buffer rope winding roller, the first shell and the second shell are opened in a rotating mode, so that a user can conveniently wind a buffer rope in an S shape to penetrate through the winding roller, when the first shell and the second shell are covered, the connector is inserted into the first barrel through the adsorption force of the magnetic ring, then the first barrel and the second barrel are combined and connected, and therefore the bearing capacity of the winding roller is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of anti -faller, specifically is a buffer of adjustable buffer distance. BACKGROUND

[0002] Anti -faller also calls speed difference ware, it is a kind of product of protection function, can lock the falling object in the limited distance fast brake, the buffer structure of anti -faller in prior art is more complex, installation is more time -consuming, and buffering effect is more general, it is inconvenient to adjust buffer degree.

[0003] The existing patent with the announcement number CN212337994U discloses a kind of buffer for special use of vertical shaft hoist anti -faller, including second shell and first shell, the second shell is located at the right side of first shell, the top and bottom of the inside of second shell are all fixedly connected with second winding roller.

[0004] In view of above and existing related technologies, the inventor considers that the following defects exist: the winding roller of the device is installed in the inside of second shell, and when the buffer rope is installed, the space in the inside of second shell is narrow, threading is inconvenient, and needs to be improved;Therefore, aiming at the above problems, a kind of buffer of adjustable buffer distance is provided. UTILITY MODEL CONTENT

[0005] In order to make up for the deficiency of prior art, solve the technical problems proposed above, the utility model provides a kind of buffer of adjustable buffer distance.

[0006] The technical scheme that the utility model solves its technical problems is as follows: a kind of buffer of adjustable buffer distance according to the utility model, including anti -faller main part, the inside of anti -faller main part is equipped with installation cavity, the one side of anti -faller main part is rotationally connected with shell one and shell two at two ends respectively, the other end of shell one and shell two is detachably connected by bolt, the inside of shell one and shell two is installed with three groups of winding roller that is distributed in triangle, the winding roller includes cylinder one and cylinder two, the inside of cylinder one is fixedly installed in the inner side wall of shell one, the inside of cylinder two is fixedly installed in the inner side wall of shell two, the inside of cylinder two is slidably connected with the connecting head of T shape, the diameter of connecting head at one end outside cylinder two is same with the inner diameter of cylinder one, the inside of installation cavity is installed with buffer assembly.

[0007] Preferably, the connecting head is made of ferromagnetic material, and the inside of the cylinder one is fixedly connected with a magnetic ring.

[0008] Preferably, one end of the connecting head inside the cylinder two is fixedly connected with a tension spring, and the other end of the tension spring is fixedly installed inside the cylinder two.

[0009] Preferably, the connecting head is fixedly connected with a connecting column at one end inside the barrel body two, and the connecting column penetrates the shell two.

[0010] Preferably, three groups of the connecting column are fixedly connected with a connecting seat at one end penetrating the shell two.

[0011] Preferably, the buffer assembly comprises a sliding seat, the sliding seat is slidingly installed inside the installation cavity, a surface of the sliding seat is fixedly connected with a plurality of connecting barrels, the connecting barrels penetrate the fall arrester main body, and the connecting barrels are cross-distributed with the winding roller.

[0012] Preferably, a connecting rod is slidingly connected inside the connecting barrel, and the connecting rod is fixedly connected with a buffer pad at one end outside the connecting barrel.

[0013] Preferably, a spring is sleeved on a surface of the connecting rod, the spring is inside the connecting barrel, and the connecting barrel is provided with a buffer block.

[0014] Preferably, a threaded rotating rod is threadedly connected at the center of the sliding seat, and both ends of the threaded rotating rod are rotationally connected with the fall arrester main body.

[0015] The utility model discloses the beneficial effect lies in:

[0016] 1. The utility model discloses a rotating opening shell one and shell two, thereby the buffer rope is S type winding through winding roller convenient for user, and when shell one and shell two cover, the connecting head inserts the inside of barrel body one through the adsorption of magnetic ring, and then combines and connects barrel body one and barrel body two, thereby improves the carrying capacity of winding roller.

[0017] 2. The utility model discloses rotating threaded rotating rod and sliding seat slide to the buffer rope side, can adjust the extension amplitude of connecting rod, so that the buffer pad can extrude buffer rope, make it exist the tension of moving when idling, when extruding connecting rod when buffer rope triggers use, buffer block is used to buffer at this time, make it exist certain buffer distance, and can adjust buffer degree, cooperate winding roller and use, can effectively improve the buffering effect of buffer. ACCURACY

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without the creative labor.

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the shell two expansion structure schematic view of the utility model;

[0021] Figure 3 It is the winding roller structure schematic view of the utility model;

[0022] Figure 4 It is the winding roller expansion structure schematic view of the utility model;

[0023] Figure 5 It is the buffer assembly structure schematic view of the utility model.

[0024] In the drawing: 1, fall arrestor main body;2, shell one;3, shell two;4, winding roller;41, cylinder one;42, cylinder two;43, connecting head;44, magnetic ring;45, tension spring;46, connecting column;5, connecting seat;6, buffer assembly;61, sliding seat;62, connecting cylinder;63, connecting rod;64, spring;65, buffer block;66, threaded screw rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Embodiment one

[0027] Please refer to Figures 1-4 As shown in the drawing, a buffer distance adjustable buffer comprises a fall arrestor main body 1, an installation cavity is formed in the inside of the fall arrestor main body 1, a shell one 2 and a shell two 3 are rotatably connected to the two ends of one side of the fall arrestor main body 1 through shafts, the other ends of the shell one 2 and the shell two 3 are detachably connected through bolts, three groups of winding rollers 4 distributed in a triangular shape are installed in the inside of the shell one 2 and the shell two 3, the winding roller 4 comprises a cylinder one 41 and a cylinder two 42, the cylinder one 41 is fixedly installed on the inner side wall of the shell one 2, the cylinder two 42 is fixedly installed on the inner side wall of the shell two 3, a T-shaped connecting head 43 is slidably connected to the inside of the cylinder two 42, the diameter of the connecting head 43 at one end outside the cylinder two 42 is the same as the inner diameter of the cylinder one 41, and a buffer assembly 6 is installed in the inside of the installation cavity.

[0028] When installing, the bolts can be rotated to open the shell one 2 and the shell two 3, so that the user can conveniently wind the buffer rope in an S shape through the winding rollers 4, when the buffer rope is triggered for use, the buffer length and time of the buffer can be further improved through the multiple groups of winding rollers 4, the buffer effect is improved, and after the buffer rope is installed, the shell one 2 and the shell two 3 are connected through the bolts to prevent the buffer rope from falling off.

[0029] The connecting head 43 is made of ferromagnetic material, and the inner part of the cylinder 41 is fixedly connected with a magnetic ring 44.

[0030] The connecting head 43 is fixedly connected with a tension spring 45 at one end inside the cylinder 42, and the other end of the tension spring 45 is fixedly installed inside the cylinder 42, so that the connecting head 43 is accommodated inside the cylinder 42 through the tension of the tension spring 45, facilitating the covering of the shell 2 and the shell 3.

[0031] The connecting head 43 is fixedly connected with a connecting column 46 at one end inside the cylinder 42, the connecting column 46 penetrates the shell 3, and when the shell 2 and the shell 3 are covered, the connecting head 43 is inserted into the inner part of the cylinder 41 through the adsorption force of the magnetic ring 44, and then the cylinder 41 and the cylinder 42 are combined and connected, thereby improving the carrying capacity of the winding roller 4.

[0032] The three connecting columns 46 are fixedly connected with a connecting seat 5 at one end penetrating the shell 3, and by pulling the connecting seat 5, the connecting head 43 can be driven out of the cylinder 41, so that the shell 2 and the shell 3 can be opened.

[0033] Embodiment two

[0034] Comparative embodiment one, please refer to Figure 5 The utility model provides another embodiment, buffer assembly 6 includes sliding seat 61, sliding seat 61 slidingly installs in the surface of the inner part of the mounting cavity and is fixedly connected with a plurality of connecting barrels 62, connecting barrel 62 penetrates arrestor main part 1, and connecting barrel 62 is distributed with winding roller 4 crossing.

[0035] The inner part of connecting barrel 62 is slidingly connected with connecting rod 63, and the one end of connecting rod 63 outside connecting barrel 62 is fixedly connected with buffer pad.

[0036] The surface of connecting rod 63 is sleeved with spring 64, and spring 64 is located in the inner part of connecting barrel 62, the inner part of connecting barrel 62 is provided with buffer block 65, and buffer block 65 is made of rubber material.

[0037] The center of sliding seat 61 is threadedly connected with threaded rotating rod 66, and the two ends of threaded rotating rod 66 are rotatably connected with arrestor main part 1, sliding seat 61 is driven to slide to the buffer rope side by rotating threaded rotating rod 66, the extension amplitude of connecting rod 63 can be adjusted, so that buffer pad can extrude buffer rope, so that there is moving tension when it is idle, and when buffer rope triggers use, extrude connecting rod 63, at this time, buffer by buffer block 65, so that there is a certain buffer distance, and the buffer degree can be adjusted, and winding roller 4 is used in cooperation, which can effectively improve the buffering effect of the buffer.

[0038] The working principle is that when installed, the dismounting bolt can rotate to open the shell 2 and the shell 3, so that the user can conveniently wind the buffer rope in an S shape through the winding roller 4, after the buffer rope is installed, the shell 2 and the shell 3 are connected through the bolt, so as to prevent the buffer rope from falling off. When the shell 2 and the shell 3 are closed, the connecting head 43 is inserted into the inside of the cylinder 1 41 through the adsorption force of the magnetic ring 44, and then the cylinder 1 41 and the cylinder 2 42 are combined and connected, so as to improve the carrying capacity of the winding roller 4.

[0039] By rotating the threaded rotating rod 66 to drive the sliding seat 61 to slide to the buffer rope side, the extension amplitude of the connecting rod 63 can be adjusted, so that the buffer pad can extrude the buffer rope, so that there is a moving tension when the buffer rope is idle, and the connecting rod 63 is extruded when the buffer rope is triggered to use, at this time, the buffer block 65 is used for buffering, so that there is a certain buffer distance, and the buffering degree can be adjusted, and the buffer length and time of the buffer can be further improved through the plurality of winding rollers 4, and the buffering effect is improved.

[0040] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, the present application can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A buffer with adjustable buffer distance, comprising a fall arrestor body (1), characterized in that: The main body (1) of the fall arrester has an installation cavity inside. The two ends of one side of the main body (1) of the fall arrester are respectively connected to a housing 1 (2) and a housing 2 (3) by a shaft. The other ends of the housing 1 (2) and the housing 2 (3) are detachably connected by bolts. Three sets of winding rollers (4) arranged in a triangular shape are installed inside the housing 1 (2) and the housing 2 (3). The winding roller (4) includes a cylinder 1 (41) and a cylinder 2 (42). The cylinder 1 (41) is fixedly installed on the inner side wall of the housing 1 (2). The cylinder 2 (42) is fixedly installed on the inner side wall of the housing 2 (3). A T-shaped connector (43) is slidably connected inside the cylinder 2 (42). The diameter of the connector (43) at the outer end of the cylinder 2 (42) is the same as the inner diameter of the cylinder 1 (41). A buffer assembly (6) is installed inside the installation cavity.

2. The adjustable buffer distance buffer according to claim 1, characterized in that: The connector (43) is made of ferromagnetic material, and a magnetic ring (44) is fixedly connected inside the cylinder (41).

3. The adjustable buffer distance buffer according to claim 1, characterized in that: One end of the connector (43) located inside the second cylinder (42) is fixedly connected to a tension spring (45), and the other end of the tension spring (45) is fixedly installed inside the second cylinder (42).

4. The adjustable buffer distance buffer according to claim 1, characterized in that: The connector (43) is fixedly connected to a connecting post (46) at one end inside the second cylinder (42), and the connecting post (46) penetrates the second shell (3).

5. The adjustable buffer distance buffer according to claim 4, characterized in that: The three sets of connecting columns (46) are fixedly connected to a connecting seat (5) at one end of the shell (3).

6. The adjustable buffer distance buffer according to claim 1, characterized in that: The buffer assembly (6) includes a sliding seat (61), which is slidably installed inside the mounting cavity. Several connecting cylinders (62) are fixedly connected to the surface of the sliding seat (61). The connecting cylinders (62) penetrate the main body (1) of the fall arrester. The connecting cylinders (62) are distributed crosswise with the winding roller (4).

7. The adjustable buffer distance buffer according to claim 6, characterized in that: A connecting rod (63) is slidably connected inside the connecting cylinder (62), and a buffer pad is fixedly connected to one end of the connecting rod (63) located outside the connecting cylinder (62).

8. The adjustable buffer distance buffer according to claim 7, characterized in that: A spring (64) is fitted on the surface of the connecting rod (63), and the spring (64) is located inside the connecting cylinder (62). A buffer block (65) is provided inside the connecting cylinder (62).

9. The adjustable buffer distance buffer according to claim 6, characterized in that: The sliding seat (61) is threaded with a threaded rod (66) at its center, and both ends of the threaded rod (66) are rotatably connected to the main body (1) of the fall arrester.

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