阅读说明：本技术 一种运输器 (Transport device ) 是由 于学军 孙靖东 王少兵 于 2019-08-06 设计创作，主要内容包括：本发明公开了一种运输器,包括传动机构、限速机构、绳索手动回收机构或者绳索自动回收机构。传动机构包括固定部和转动部,转动部包括绳轮盘中轴、绳轮盘挡板、行星轮、行星轮轴、内齿圈和太阳轮；限速机构包括摩擦盘、第一摩擦块、第一弹簧和第一螺钉。通过安全绳拉动绳轮盘中轴转动,进而带动绳轮盘整体转动,再带动行星轮轴转动,从而使行星轮与内齿圈啮合转动,行星轮转动使与其啮合的太阳轮转动,最后第一摩擦块由于离心力的作用与摩擦盘内壁产生摩擦阻力,实现减速制动。相比于传统逃生缓降器,本发明可以通过调节第一弹簧的预紧力,实现适应不同重量的使用,提高了通用性,且安全绳在使用完成后能够手动或者自动回收。(The invention discloses a transporter which comprises a transmission mechanism, a speed limiting mechanism, a manual rope recovery mechanism or an automatic rope recovery mechanism. The transmission mechanism comprises a fixed part and a rotating part, and the rotating part comprises a rope wheel disc middle shaft, a rope wheel disc baffle, a planet wheel shaft, an inner gear ring and a sun wheel; the speed limiting mechanism comprises a friction disc, a first friction block, a first spring and a first screw. The central shaft of the rope wheel disc is pulled to rotate through the safety rope, the rope wheel disc is further driven to integrally rotate, and then the planet wheel shaft is driven to rotate, so that the planet wheel is meshed with the inner gear ring to rotate, the planet wheel rotates to enable the sun wheel meshed with the planet wheel to rotate, and finally the first friction block generates friction resistance with the inner wall of the friction disc due to the effect of centrifugal force, and deceleration braking is achieved. Compared with the traditional escape descent control device, the escape descent control device has the advantages that the use of different weights can be realized by adjusting the pretightening force of the first spring, the universality is improved, and the safety rope can be manually or automatically recovered after the use is finished.)

1. A transporter, comprising:

the safety rope winding device comprises a transmission mechanism (1), wherein the transmission mechanism (1) comprises a fixed part (101) and a rotating part (102) which is rotatably arranged on the fixed part (101), and a safety rope (10) is wound on the rotating part (102) and can be wound and unwound along with the rotation of the rotating part (102);

the speed limiting mechanism (2), the speed limiting mechanism (2) comprises a friction disc (201), a first friction block (202), a first spring (203) and a first screw (204), the friction disc (201) is installed on the fixing part (101),

the friction block is characterized in that a first mounting groove and a first unthreaded hole are sequentially formed in the first friction block (202) along the direction from the top end to the bottom end of the first friction block, the top end of the first unthreaded hole is communicated with the bottom end of the first mounting groove, a first screw (204) is sleeved in the first spring (203), the first spring (203) is pressed in the first mounting groove, a screw rod of the first screw (204) penetrates through the first unthreaded hole and is fixed on the rotating part (102) in a threaded manner, and the first friction block (202) can generate friction torque with the inner wall of the friction disc (201) under the action of centrifugal force.

2. A transporter according to claim 1, characterized in that the speed limiting mechanism (2) further comprises a second friction block (205), a second screw (206) and a second spring (207);

the second friction block (205) is sequentially provided with a second mounting groove and a second unthreaded hole along the direction from the top end to the bottom end of the second friction block, the top end of the second unthreaded hole is communicated with the bottom end of the second mounting groove, the second screw (206) is sleeved in the second spring (207) to press the second spring (207) in the second mounting groove, the screw rod of the second screw (206) penetrates through the second unthreaded hole and is fixed on the rotating part (102) in a threaded manner, and the second friction block (205) can generate friction torque with the inner wall of the friction disc (201) under the action of centrifugal force;

the stiffness of the second spring (207) is not equal to the stiffness of the first spring (203);

the number of the first friction blocks (202) and the number of the second friction blocks (205) are at least 2, and the first friction blocks and the second friction blocks are arranged around the rotating part (102) at intervals;

and spring ball pins are arranged on the first friction block (202) and the second friction block (205) in the axial direction.

3. A transporter according to claim 1, characterized in that the speed limiting mechanism (2) further comprises a third friction block and a third screw;

the screw rod of the third screw penetrates through a third friction block and is fixed on the rotating part (102) in a threaded mode, the third friction block can slide along the third screw, and the third friction block can generate friction torque with the inner wall of the friction disc (201) under the action of centrifugal force;

the number of the first friction blocks (202) and the third friction blocks is at least 2, and the first friction blocks and the third friction blocks are arranged around the rotating part (102) at intervals;

and spring ball pins (3) are arranged on the first friction block (202) and the third friction block in the axial direction.

4. A transporter as claimed in claim 1, characterised in that the speed limiting mechanism (2) further comprises a fourth friction block (208);

the fourth friction block (208) is fixed on the rotating part (102), the fourth friction block (208) is abutted against the inner wall of the friction disc (201), and friction torque can be generated between the fourth friction block (208) and the friction disc (201) when the rotating part (102) rotates;

the number of the first friction blocks (202) and the number of the fourth friction blocks (208) are at least 2, and the first friction blocks and the fourth friction blocks are arranged around the rotating part (102) at intervals;

and spring ball pins (3) are arranged on the first friction blocks (202) in the axial direction.

5. A transporter as claimed in claim 4, characterized in that the speed limiting mechanism (2) further comprises a friction block damper (209) connected to the rotary part (102);

the friction block baffle (209) is arranged between the first friction block (202) and the fourth friction block (208) and used for pushing the first friction block (202) and the fourth friction block (208) to rotate along with the rotating part (102).

6. A transporter according to any one of claims 1-5, characterized in that the fixing part (101) comprises a first support plate (1011), a second support plate (1012) and a housing distance sleeve (1013);

the first support plate (1011) and the second support plate (1012) are connected by bolts, and the housing distance sleeve (1013) is fixed between the first support plate (1011) and the second support plate (1012) by bolts;

said friction disc (201) being mounted on said second support plate (1012); and/or

The end face of the friction disc (201) is provided with a heat dissipation hole (2011).

7. A transporter as claimed in claim 6, characterized in that the turning part (102) comprises:

a central shaft (1021), wherein the central shaft (1021) penetrates through the second support plate (1012), and two ends of the central shaft (1021) are respectively fixed on the first support plate (1011) and the friction disc (201);

a cable sheave (1022), the cable sheave (1022) being rotatably mounted on the central shaft (1021), the safety cable being windable on the cable sheave (1022);

a planetary wheel axle (1023), the planetary wheel axle (1023) being fixed with the rope wheel (1022);

a planet wheel (1024), the planet wheel (1024) being mounted on the planet wheel shaft (1023);

an inner gear ring (1025), the inner gear ring (1025) being fixed to the second support plate (1012), the planet gears (1024) being internally meshed with the inner gear ring (1025);

a sun gear (1026), the sun gear (1026) being rotatably mounted on the central shaft (1021) and being in external engagement with the planet gears (1024), the sun gear (1026) having a diameter smaller than the diameter of the planet gears (1024);

the friction block base (1027), the friction block base (1027) is fixedly connected with the sun wheel (1026), and is rotatably connected with the central shaft (1021), and the speed limiting mechanism (2) limits the rotating speed of the friction block base (1027).

8. The transporter according to claim 6, wherein the rope wheel (1022) is provided with a V-shaped groove (10223) around which the safety rope (10) is wound; and/or

A bulge (10224) is arranged on the end face, close to the first supporting plate (1011), of the rope wheel disc (1022); and/or

The safety rope (10) is wound on the rope wheel disc (1022) in a crossed manner; and/or

The transporter also comprises a wire guiding wheel (11), wherein the wire guiding wheel (11) is rotatably arranged on the fixing part (101) and used for winding the safety rope (10) out of the transporter; and/or

The speed limiting mechanism (2) further comprises a friction block supporting plate (210), the friction block supporting plate (210) is connected with the rotating part (102), and a friction block base (1027) is installed on the friction block supporting plate (210) to achieve connection of the friction block base (1027) and the rotating part (102).

9. A transporter according to claim 7 or 8, further comprising a manual cable retraction mechanism (4);

the manual rope recovery mechanism (4) comprises:

a first gear (401), the first gear (401) being connected with the rope sheave (1022);

a second gear (402), the second gear (402) meshing with the first gear (401);

a pawl base (403), the pawl base (403) being connected with the second gear (402);

a pawl (404), the pawl (404) mounted on the pawl base (403);

a ratchet wheel (405) and a rotating shaft (406), wherein the rotating shaft (406) is rotatably arranged on the fixing part (101), and the ratchet wheel (405) is arranged on the rotating shaft (406) and is matched with the pawl (404).

10. A transporter according to claim 7 or 8, further comprising an automatic rope recovery mechanism (5);

the automatic rope recovery mechanism (5) comprises:

a third gear (501), the third gear (501) being connected to the sheave (1022);

a fourth gear (502), the fourth gear (502) meshing with the third gear (501);

the driver (503) is installed on the fixing portion (101), and the driver (503) can drive the fourth gear (502) to rotate.

Technical Field

The invention relates to the technical field of high-rise lifesaving devices, in particular to a transporter.

Background

With the rapid development and progress of science and technology and society, high-rise buildings such as bamboo shoots in spring in big, medium and small cities are pulled out of the ground. However, many high buildings have many potential safety hazards, especially fire disasters seriously threaten the safety of lives and properties of people. Once sudden disasters such as fire disasters occur, serious casualties and property losses are easily caused, so that the safe escape of a high-rise building becomes a social problem which is increasingly concerned by people.

In addition, in the process of building, a large amount of building waste is generated in the high-rise building.

In consideration of use safety and economy, no matter people or construction waste is conveyed, the conveying speed of the conveyer does not consider the weight problem of people or the descending speed caused by the weight of the carried construction waste is too fast or too slow, and the universality is low.

Therefore, how to improve the stability of the conveying speed of the conveyer is a technical problem to be solved by those skilled in the art.

Disclosure of Invention

In view of the above, the present invention provides a conveyor, which can improve the stability of the conveying speed of the conveyor.

In order to achieve the above object, the present invention provides the following solutions:

a transporter, comprising:

the safety rope is wound on the rotating part and can be folded and unfolded along with the rotation of the rotating part;

the speed limiting mechanism comprises a friction disc, a first friction block, a first spring and a first screw, the friction disc is arranged on the fixing part,

the friction block is characterized in that a first mounting groove and a first unthreaded hole are sequentially formed in the direction from the top end to the bottom end of the first friction block, the top end of the first unthreaded hole is communicated with the bottom end of the first mounting groove, the first screw is sleeved in the first spring and is pressed in the first mounting groove, a screw rod of the first screw penetrates through the first unthreaded hole and is fixed on the rotating portion in a threaded mode, and the first friction block can generate friction torque with the inner wall of the friction disc under the action of centrifugal force.

In a specific embodiment, the speed limiting mechanism further comprises a second friction block, a second screw and a second spring;

the second friction block is sequentially provided with a second mounting groove and a second unthreaded hole along the direction from the top end to the bottom end of the second friction block, the top end of the second unthreaded hole is communicated with the bottom end of the second mounting groove, the second screw is sleeved in the second spring and is pressed in the second mounting groove, a screw rod of the second screw penetrates through the second unthreaded hole and is fixed on the rotating part in a threaded manner, and the second friction block can generate friction torque with the inner wall of the friction disc under the action of centrifugal force;

the stiffness of the second spring is not equal to the stiffness of the first spring;

the number of the first friction blocks and the second friction blocks is at least 2, and the first friction blocks and the second friction blocks are arranged around the rotating part at intervals;

and spring ball pins are arranged on the first friction block and the second friction block in the axial direction.

In another specific embodiment, the speed limiting mechanism further comprises a third friction block and a third screw;

the screw rod of the third screw penetrates through the third friction block and is fixed on the rotating part in a threaded mode, the third friction block can slide along the third screw, and the third friction block can generate friction torque with the inner wall of the friction disc under the action of centrifugal force;

the number of the first friction blocks and the third friction blocks is at least 2, and the first friction blocks and the third friction blocks are arranged around the rotating part at intervals;

spring ball pins are arranged on the first friction block and the third friction block in the axial direction.

In another specific embodiment, the speed limiting mechanism further comprises a fourth friction block;

the fourth friction block is fixed on the rotating part, abuts against the inner wall of the friction disc and can generate friction torque with the friction disc when the rotating part rotates;

the number of the first friction blocks and the number of the fourth friction blocks are at least 2, and the first friction blocks and the fourth friction blocks are arranged around the rotating part at intervals;

and spring ball pins are arranged on the first friction blocks in the axial direction.

In another specific embodiment, the speed limiting mechanism further comprises a friction block baffle connected with the rotating part;

the friction block baffle is arranged between the first friction block and the fourth friction block and used for pushing the first friction block and the fourth friction block to rotate along with the rotating part.

In another specific embodiment, the fixing portion comprises a first support plate, a second support plate and a housing distance sleeve;

the first support plate and the second support plate are connected through bolts, and the shell distance sleeve is fixed between the first support plate and the second support plate through bolts;

said friction disk is mounted on said second support plate; and/or

The end face of the friction disc is provided with a heat dissipation hole.

In another specific embodiment, the rotating part includes:

the central shaft penetrates through the second support plate, and two ends of the central shaft are respectively fixed on the first support plate and the friction disc;

the rope wheel disc is rotatably arranged on the central shaft, and the safety rope can be wound on the rope wheel disc;

the planet wheel shaft is fixed with the rope wheel disc;

the planet wheel is arranged on the planet wheel shaft;

the inner gear ring is fixed on the second supporting plate, and the planet wheel is internally meshed with the inner gear ring;

the sun wheel is rotatably arranged on the central shaft and is externally meshed with the planet wheel, and the diameter of the sun wheel is smaller than that of the planet wheel;

the speed limiting mechanism is used for limiting the rotating speed of the friction block base.

In another specific embodiment, the rope wheel disc is provided with a V-shaped groove for winding the safety rope; and/or

A bulge is arranged on the end face of the rope wheel disc close to the first supporting plate; and/or

The safety rope is wound on the rope wheel disc in a crossed manner; and/or

The transporter also comprises a wire guiding wheel, wherein the wire guiding wheel is rotatably arranged on the fixing part and used for winding the safety rope out of the transporter.

In another specific embodiment, the transporter further comprises a manual retrieval mechanism for the tether;

the manual recovery mechanism of rope includes:

the first gear is connected with the rope wheel disc;

a second gear meshed with the first gear;

a pawl base connected with the second gear;

a pawl mounted on the pawl base;

ratchet and axis of rotation, the axis of rotation rotatable mounting be in on the fixed part, the ratchet is installed on the axis of rotation, and with the pawl cooperation.

In another specific embodiment, the transporter further comprises an automatic rope recovery mechanism;

the automatic rope recovery mechanism comprises:

the third gear is connected with the rope wheel disc;

a fourth gear meshed with the third gear;

the driver is installed on the fixing portion and can drive the fourth gear to rotate.

The various embodiments according to the invention can be combined as desired, and the embodiments obtained after these combinations are also within the scope of the invention and are part of the specific embodiments of the invention.

Without being limited to any theory, it can be seen from the above disclosure that the transporter disclosed by the invention can adjust the compression amount of the first spring, namely the pre-tightening force of the first spring according to the weight to be transported when in use. Along with the safety rope whereabouts, when falling speed surpassed the limit value, first spring outwards expands owing to centrifugal force for first clutch blocks and friction disk contact, produce friction torque, reduce falling speed, falling speed reduces the back, and first clutch blocks reduces with the centrifugal force of first spring, and the safety rope continues the whereabouts, so the speed of transferring of safety rope remains in safe range all the time. The conveying stability of conveying different weights can be realized by adjusting the pretightening force of the first spring, so that the universality of the conveyer is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a transporter with a manual retrieval mechanism for a rope according to the present invention;

FIG. 2 is a partial schematic structural view of the speed limiting mechanism of FIG. 1;

FIG. 3 is a schematic structural view of the manual cord retraction mechanism of FIG. 1;

FIG. 4 is a schematic three-dimensional structure of FIG. 1;

FIG. 5 is a schematic bottom view of the conveyor with the automatic rope recovery mechanism according to the present invention;

FIG. 6 is a front view of the automatic rope recovery mechanism of FIG. 5;

FIG. 7 is a schematic front view of the structure of FIG. 5;

FIG. 8 is a partial schematic view of the speed limiting mechanism of FIG. 5;

FIG. 9 is a schematic cross-sectional view of a transporter in accordance with the present invention;

FIG. 10 is a partial schematic view of a speed limiting mechanism of the transporter provided by the present invention;

FIG. 11 is a schematic structural view of a sheave of a transporter in accordance with the present invention;

fig. 12 is a schematic three-dimensional structure diagram of the transporter provided by the invention.

Wherein, in fig. 1-12:

the automatic rope recycling device comprises a transmission mechanism 1, a fixed part 101, a rotating part 102, a speed limiting mechanism 2, a friction disc 201, a first friction block 202, a first spring 203, a first screw 204, a second friction block 205, a second screw 206, a second spring 207, a fourth friction block 208, a friction block baffle 209, a spring ball stud 3, a first support plate 1011, a second support plate 1012, a shell distance sleeve 1013, a heat dissipation hole 2011, a central shaft 1021, a rope pulley disc 1022, a planet wheel shaft 1023, a planet wheel 1024, an inner gear 1025, a sun wheel 1026, a friction block base 1027, a rope pulley central shaft 10221, a rope pulley disc baffle 10222, a manual rope recycling mechanism 4, a first gear 401, a second gear 402, a pawl base 403, a pawl 404, a ratchet 405, a rotating shaft 406, a handle 407, an automatic rope recycling mechanism 5, a third gear 501, a fourth gear 502, a driver 503, a coupling 504, a gasket 6, a distance ring 7, a needle bearing 8, a, Dust cover 9, safety rope 10, V type groove 10223, protrusion 10224, wire guide wheel 11, clutch block support plate 210.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.