Gate-type support self-moving carrier

Abstract

The utility model relates to the technical field of mining equipment, in particular to a gate-type support self-moving carrier which comprises a liftable base, a chassis arranged below the base in a sliding mode, a main lifting cylinder hinged to the base, a first auxiliary arm hinged to the tail end of the first auxiliary arm, a second auxiliary arm hinged to the tail end of the second auxiliary arm, a main arm hinged to the tail end of the main lifting cylinder, and a top beam hinged to the tail end of the main arm. A rotating beam is rotatably arranged at the lower end of the top beam, a supporting joist used for supporting the door-type support is coaxially and rotatably arranged on the rotating beam, and a clamping beam used for clamping and fixing the door-type support is slidably arranged on the joist. According to the self-moving carrier with the door-type support, the folded door-type support is reliably fixed and prevented from falling off; the advancing distance of the door-type supports is accurately controlled, it is guaranteed that the distances between the two sides of the adjacent door-type supports are equal, and the weight of the top plate is evenly dispersed to all the door-type supports.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining equipment technical field, concretely is a portal support self -moving carrier. BACKGROUND

[0002] The portal support is also called as the portal hydraulic support or frame support, is a kind of supporting equipment frequently used in fully mechanized coal face in underground coal mine, mainly for maintaining roof stability, guaranteeing operation safety, also is one of the key equipment of modern high yield and high efficiency mine, has important role to improve coal mining safety and efficiency.In addition, it also has side guard plate, can prevent broken roof collapse.

[0003] At present, portal support is cooperated with coal mining equipment by transfer mode, realizes mechanized movement following coal mining advance.The transfer equipment and mode used by conventional portal support first moves the folded portal support through transfer car along the groove, then places the folded portal support in support position, finally lifts the portal support to roof position.

[0004] However, the existing portal support transfer equipment and mode still have the following deficiencies:

[0005] The folded portal support is placed by supporting and lifting mode, and the portal support is not fixed, so there is the risk of falling, and after reaching the support position, the position of the portal support cannot be adjusted, so that the distance between adjacent portal supports is not equal, which affects the arrangement of the remaining portal supports and is not conducive to the dispersion of roof weight. INVENTION CONTENTS

[0006] In order to solve the technical problems in the background art, the utility model provides a portal support self-moving carrier, which reliably fixes the folded portal support to prevent falling, accurately controls the travel distance of the portal support, ensures that the distance between the two sides of adjacent portal supports is equal, and evenly disperses the roof weight to each portal support.

[0007] The utility model solves the technical scheme adopted:

[0008] A portal support self-moving carrier, comprising:

[0009] The bottom plate is slidably arranged below the bottom plate, the main lifting cylinder, the first auxiliary arm and the second auxiliary arm are hingedly arranged on the bottom plate, the main arm is hingedly arranged at the end of the first auxiliary arm and the second auxiliary arm, the top beam is hingedly arranged at the end of the main lifting cylinder and the main arm, the rotating beam is rotatably arranged at the lower end of the top beam, the supporting beam for supporting the portal support is coaxially rotatably arranged on the rotating beam, and the clamping beam for clamping and fixing the portal support is slidably arranged on the supporting beam.

[0010] Further, the base is provided with a lifting base at four corners, the lifting base is fixedly provided with a lifting base cylinder extending downward at a stroke end, the base is provided with a main cylinder lower hinge seat for hinging the main lifting cylinder, the top surface of the base is sequentially provided with a pedal rear hinge seat, an extension rod, a secondary arm lower hinge seat, and a push-pull cylinder front hinge seat from front to rear, the pedal rear hinge seat is hingedly provided with a rear pedal, the extension rod extends upward and is provided with a secondary arm upper hinge seat for hinging a first secondary arm, the secondary arm lower hinge seat is used for hinging a second secondary arm, and the push-pull cylinder front hinge seat is hingedly provided with a push-pull cylinder.

[0011] Further, the main cylinder lower hinge seat is provided with two in parallel in the front-rear direction and two groups in the left-right direction.

[0012] Further, the rear end of the lower end surface of the rear pedal is protruded downward to form a rear pedal hinge seat hinged with the pedal rear hinge seat, and the middle part of the rear pedal is provided with a supporting lug extending downward and abutting against the base.

[0013] Further, the front and rear ends of the top surface of the wheel disc are protruded upward to form a pedal front hinge seat and a push-pull cylinder rear hinge seat, the pedal front hinge seat is hingedly provided with a front pedal, and the push-pull cylinder rear hinge seat is used for hinging the push-pull cylinder.

[0014] Further, the front end of the lower end surface of the front pedal is protruded downward to form a front pedal hinge seat hinged with the pedal front hinge seat, and the front pedal is slidingly arranged on the upper end surface of the rear pedal.

[0015] Further, the top beam is provided with a main cylinder upper hinge seat for hinging the main lifting cylinder and a main arm hinge seat for hinging the main arm, the middle part of the lower end surface of the top beam is protruded downward to form a rotary cylinder front hinge seat, and the rotary cylinder front hinge seat is hingedly provided with a rotary cylinder.

[0016] Further, the side wall of the rotary beam is protruded to form a rotary cylinder rear hinge seat hinged with the rotary cylinder, and the middle part of the rotary beam is extended upward to form an extension shaft.

[0017] Further, the supporting beam is provided with a containing groove, a plurality of containing grooves are arranged in parallel, a clamping cylinder is hingedly arranged in the containing groove, and the central part of the supporting beam is fixedly connected with the extension shaft seat coaxially with the extension shaft.

[0018] Further, the clamping beam is arranged opposite to the supporting beam, the clamping beam is hingedly provided with a limiting shaft and a clamping cylinder connecting shaft, the limiting shaft is slidingly inserted into the containing groove, and the clamping cylinder connecting shaft is hinged with the stroke end of the clamping cylinder.

[0019] The door type support self-moving carrying vehicle has the advantages that:

[0020] 1. The folded door support is reliably fixed by the joist and the clamping beam, and falling is prevented;

[0021] 2. The relative moving distance of the car disc is limited by the stroke of the push-pull cylinder, the equal distance between the two sides of the adjacent door support is ensured, and the weight of the top plate is evenly distributed to each door support;

[0022] 3. The folded door support is rotated to pass under other door supports. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is the support state front view schematic diagram of the example of the utility model;

[0024] Figure 2 is the folding state front view schematic diagram of the example of the utility model Figure 1 ;

[0025] Figure 3 is the folding state front view schematic diagram of the example of the utility model Figure 2 ;

[0026] Figure 4 is the base front view schematic diagram of the example of the utility model;

[0027] Figure 5 is the car disc front view schematic diagram of the example of the utility model;

[0028] Figure 6 is the top beam front view schematic diagram of the example of the utility model;

[0029] Figure 7 is the top beam top view schematic diagram of the example of the utility model;

[0030] Figure 8 is the joist and clamping beam assembly top view schematic diagram of the example of the utility model.

[0031] In the drawing:

[0032] 1. Base, 11. Lifting base, 12. Lifting base cylinder, 13. Main cylinder lower hinge seat, 14. Auxiliary arm lower hinge seat, 15. Push-pull cylinder front hinge seat, 16. Pedal rear hinge seat, 17. Extension rod, 18. Auxiliary arm upper hinge seat, 191. Rear pedal, 192. Rear pedal hinge seat, 193. Support ear,

[0033] 2. Car disc, 21. Push-pull cylinder rear hinge seat, 22. Pedal front hinge seat, 23. Front pedal, 24. Front pedal hinge seat,

[0034] 3. Main lifting cylinder,

[0035] 41. Main arm, 42. First auxiliary arm, 43. Second auxiliary arm,

[0036] 5. Top beam; 51. Main cylinder upper hinge seat; 52. Main boom hinge seat; 53. Rotary cylinder front hinge seat.

[0037] 6. Rotating beam; 61. Rear hinge seat of rotating cylinder; 62. Extension shaft.

[0038] 7. Support beam; 71. Receiving groove; 72. Clamping cylinder; 73. Extension shaft seat.

[0039] 8. Clamping beam; 81. Limiting shaft; 82. Clamping cylinder connecting shaft.

[0040] 91. Push-pull cylinder; 92. Rotary cylinder. Detailed Implementation

[0041] To more clearly and explicitly illustrate the specific implementation objectives and methods of this utility model, the technical solution of this utility model will be fully described below. The described embodiments are only some embodiments of this utility model, not all embodiments. Without creative effort, all other embodiments based on the described embodiments of this utility model are within the protection scope of this utility model.

[0042] This utility model relates to a portal frame self-moving transport vehicle, such as... Figure 1 , Figure 2 , Figure 3 As shown, it includes:

[0043] Adjustable base 1, such as Figure 4 As shown, lifting bases 11 are provided at the four corners of the base 1. Lifting cylinders 12 with downward-extending stroke ends are fixedly installed on the lifting bases 11. A main cylinder lower hinge seat 13 is provided on the base 1. A main lifting cylinder 3 is hinged to the main cylinder lower hinge seat 13. From front to back, a pedal rear hinge seat 16, an extension rod 17, a secondary arm lower hinge seat 14, and a push-pull cylinder front hinge seat 15 are sequentially arranged on the upper surface of the base 1. A rear pedal 191 is hinged to the pedal rear hinge seat 16. The rear pedal 191... The rear end face protrudes downward and is provided with a rear pedal hinge seat 192 that is hinged to the rear pedal hinge seat 16. The middle of the rear pedal 191 is provided with a downwardly extending support ear 193, which abuts against the base 1. The extension rod 17 extends upward and is provided with a secondary arm upper hinge seat 18. A first secondary arm 42 is hinged on the secondary arm upper hinge seat 18. A second secondary arm 43 is hinged on the secondary arm lower hinge seat 14. A push-pull cylinder 91 is hinged on the push-pull cylinder front hinge seat 15.

[0044] A tray 2 is slidably mounted below the base 1, such as... Figure 5As shown, the front and rear ends of the upper end surface of the wheel disc 2 are upwardly protrudingly provided with a pedal front hinged seat 22 and a push-pull cylinder rear hinged seat 21, the pedal front hinged seat 22 is hingedly provided with a front pedal 23, the front end of the lower end surface of the front pedal 23 is downwardly protrudingly provided with a front pedal hinged seat 24 hingedly connected with the pedal front hinged seat 22, the front pedal 23 is slidingly arranged on the upper end surface of the rear pedal 191, and the push-pull cylinder rear hinged seat 21 is used to hinge the push-pull cylinder 91.

[0045] The distal ends of the first sub-arm 42 and the second sub-arm 43 are hingedly provided with a main arm 41, the main lifting cylinder 3 and the main arm 41 are hingedly provided with a top beam 5, as shown in Figure 6 、 Figure 7 As shown, the top beam 5 is provided with a main cylinder upper hinged seat 51 used to hinge the main lifting cylinder 3 and a main arm hinged seat 52 used to hinge the main arm 41, the middle part of the lower end surface of the top beam 5 is downwardly protrudingly provided with a rotary cylinder front hinged seat 53, and the rotary cylinder front hinged seat 53 is hingedly provided with a rotary cylinder 92.

[0046] The lower end of the top beam 5 is rotationally provided with a rotary beam 6, as shown in Figure 6 、 Figure 7 As shown, the side wall of the rotary beam 6 is protrudingly provided with a rotary cylinder rear hinged seat 61 hingedly connected with the rotary cylinder 92, and the middle part of the rotary beam 6 is upwardly extendedly provided with an extension shaft 62.

[0047] The rotary beam 6 is coaxially rotationally provided with a support beam 7 used to support a portal frame, as shown in Figure 6 、 Figure 8 As shown, the support beam 7 is provided with a plurality of parallelly arranged containing grooves 71, the containing grooves 71 are hingedly provided with clamping cylinders 72, and the central part of the support beam 7 is provided with an extension shaft seat 73 fixedly connected with the extension shaft 62.

[0048] The support beam 7 is slidingly provided with a clamping beam 8 used to clamp and fix the portal frame, as shown in Figure 6 、 Figure 8 As shown, the clamping beam 8 is oppositely arranged with the support beam 7, the clamping beam 8 is hingedly provided with a limiting shaft 81 and a clamping cylinder connecting shaft 82, the limiting shaft 81 is slidingly inserted into the containing groove 71, and the clamping cylinder connecting shaft 82 is hingedly connected with the stroke end of the clamping cylinder 72.

[0049] The main cylinder lower hinged seat 13 and the main cylinder upper hinged seat 51 are provided with two in the front-rear direction and two groups in the left-right direction, and are respectively provided with four main lifting cylinders 3, so as to improve the overall support force and keep the top beam 5 in a horizontal state; the main arm 41 and the second auxiliary arm 43 are provided as straight arms, the first auxiliary arm 42 is provided as a ">"-shaped bent arm, and the inner concave surface of the bent part of the first auxiliary arm 42 faces the main arm 41 and is arranged, and the auxiliary arm lower hinged seat 14 and the auxiliary arm upper hinged seat 18 are provided with a height difference through the extension rod 17, so as to reduce the height of the main arm 41, the first auxiliary arm 42 and the second auxiliary arm 43 after being folded.

[0050] In conclusion, the above is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application. Based on the above description, relevant personnel can make various changes and modifications without deviating from the technical concept of the present application. The technical scope of the present application is not limited to the content in the specification. Any equivalent changes and modifications of shape, structure, features and spirit within the scope of the present application shall be included in the scope of the claims of the present application.

Claims

1. A door type support self-moving carrier characterized in that it comprises: a liftable base (1) with a car disc (2) slidingly arranged below the base (1), a main lifting cylinder (3), a first auxiliary arm (42) and a second auxiliary arm (43) hingedly arranged on the base (1), a main arm (41) hingedly arranged at the end of the first auxiliary arm (42) and the second auxiliary arm (43), a top beam (5) hingedly arranged at the end of the main lifting cylinder (3) and the main arm (41), a rotating beam (6) rotatably arranged at the lower end of the top beam (5), a support beam (7) coaxially rotatably arranged on the rotating beam (6) for supporting a door type support, and a clamping beam (8) slidingly arranged on the support beam (7) for clamping and fixing the door type support.

2. The door type support self-moving carrier according to claim 1, characterized in that: the base (1) is provided with a lifting base (11) at the four corners, the lifting base (11) is fixedly provided with a lifting base cylinder (12) extending downward from the end of the stroke, the base (1) is provided with a main cylinder lower hinge seat (13) for hingedly connecting the main lifting cylinder (3), the end face of the base (1) is sequentially provided from front to back with a rear pedal hinge seat (16), an extension rod (17), an auxiliary arm lower hinge seat (14) and a push-pull cylinder front hinge seat (15), the rear pedal hinge seat (16) is hingedly provided with a rear pedal (191), the extension rod (17) extends upward and is provided with an auxiliary arm upper hinge seat (18) for hingedly connecting the first auxiliary arm (42), the auxiliary arm lower hinge seat (14) is used for hingedly connecting the second auxiliary arm (43), and the push-pull cylinder front hinge seat (15) is hingedly provided with a push-pull cylinder (91).

3. The door type support self-moving carrier according to claim 2, characterized in that: the main cylinder lower hinge seat (13) is arranged in parallel along the front and back directions and is symmetrically arranged in two groups along the left and right directions.

4. The door type support self-moving carrier according to claim 2, characterized in that: the rear end of the lower end face of the rear pedal (191) is protrudingly arranged downward, and a rear pedal hinge seat (192) is hingedly connected with the pedal rear hinge seat (16), a supporting lug (193) extending downward is arranged in the middle of the rear pedal (191), and the supporting lug (193) abuts against the base (1).

5. The door type support self-moving carrier according to claim 4, characterized in that: the upper end face of the car disc (2) is protrudingly arranged upward at the front and rear ends, and a pedal front hinge seat (22) and a push-pull cylinder rear hinge seat (21) are arranged, the pedal front hinge seat (22) is hingedly provided with a front pedal (23), and the push-pull cylinder rear hinge seat (21) is used for hingedly connecting the push-pull cylinder (91).

6. The door type support self-moving carrier according to claim 5, characterized in that: the front end of the lower end face of the front pedal (23) is protrudingly arranged downward, and a front pedal hinge seat (24) is hingedly connected with the pedal front hinge seat (22), and the front pedal (23) is slidingly arranged on the upper end face of the rear pedal (191).

7. The door type support self-moving carrier according to any one of claims 1 to 6, characterized in that: ​ The top beam (5) is provided with a main cylinder upper hinge seat (51) for hinging the main lifting cylinder (3), a main arm hinge seat (52) for hinging the main arm (41), and a rotating cylinder front hinge seat (53) protruding downward from the middle of the lower end surface of the top beam (5), and the rotating cylinder front hinge seat (53) is hingedly provided with a rotating cylinder (92).

8. The self-moving carrier with door type support according to claim 7, characterized in that: The side wall of the rotating beam (6) is protrudingly provided with a rotating cylinder rear hinge seat (61) hinged with the rotating cylinder (92), and the middle of the rotating beam (6) is upwardly extended to be provided with an extension shaft (62).

9. The self-moving carrier with door type support according to claim 8, characterized in that: The support beam (7) is provided with a containing groove (71), and a plurality of containing grooves (71) are arranged side by side, and the containing groove (71) is hingedly provided with a clamping cylinder (72), and the central part of the support beam (7) is provided with an extension shaft seat (73) coaxially fixedly connected with the extension shaft (62).

10. The self-moving carrier with door type support according to claim 9, characterized in that: The clamping beam (8) is arranged opposite to the support beam (7), and the clamping beam (8) is hingedly provided with a limiting shaft (81) and a clamping cylinder connecting shaft (82), the limiting shaft (81) is slidingly inserted into the containing groove (71), and the clamping cylinder connecting shaft (82) is hinged with the stroke end of the clamping cylinder (72).

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