Movable core frog cementing spacer iron stripping device

Abstract

The utility model discloses a movable core frog glue joint spacer iron stripping device which comprises a jack and a hand pump and further comprises a supporting top piece, at least one concave groove is formed in the lower portion of the inner side of a vertical rod of the supporting top piece, and the concave groove is used for being matched with a rail bottom in a clamped mode to complete work. The supporting plate is vertically connected to the outer side surface of the vertical rod of the supporting top piece; wherein the jack is installed on the supporting plate, one end of the jack is in abutting connection with the supporting ejecting piece, and the other end of the jack is in abutting connection with the steel rail or the spacer iron to complete stripping work of the non-abutting end of the steel rail or the spacer iron. The steel rail clamping device is ingenious in design, and the reliability and economical efficiency of a rail system can be improved while the requirement for stable clamping of the steel rail can be met; the appearance structure of the supporting jacking piece can be matched with different sizes of a long point rail, a straight strand wing rail, a curved strand wing rail and a fork heel switch rail, a vertical stress face is provided for the jack, and the acting force of the jack is transmitted to a steel rail through the supporting jacking piece.

Description

TECHNICAL FIELD

[0001] The utility model relates to interval iron dismounting technical field especially, a kind of movable heart switch fork cementing interval iron stripping device. BACKGROUND

[0002] Generally speaking, GLC (08) 01 type turnout is 60kg / m rail No. 12 movable heart switch fork single opening turnout, and the maximum allowable passing speed is 200km / h, which is one of important weak equipment of railway. The movable heart switch fork of the type turnout produced by Baqiao mainly consists of straight stock wing rail, long heart rail, 60AT-224 type switch interval iron, backing plate (746), side stock wing rail, short heart rail, switch heel point rail, 950-234 type switch interval iron, backing plate (1443, 1493, 762) and top iron, etc.

[0003] Since the turnout is super-long seamless turnout, the straight stock wing rail and the tail of the long heart rail are connected and cemented by two 60AT-224 type switch interval irons and 24 M27 bolts, and the side stock wing rail and the tail of the switch heel point rail are connected and cemented by two 950-234 type switch interval irons and 24 M27 bolts, so as to facilitate the maintenance of the turnout state. With the increase of operation time, the wing rail, heart rail and switch heel point rail of the movable heart switch fork are gradually damaged, and need to be stripped from the switch interval iron during replacement. There is no professional tool for operators to use at present.

[0004] At present, through retrieval, the utility model patent with patent number CN202122659716.0 discloses a high-performance interval iron, which comprises a shell, a first top iron and a second top iron. The high-performance interval iron facilitates interval adjustment, but this is an improvement on the interval iron and cannot be used as a tool for stripping the interval iron. The stripping of the GLC (08) 01 turnout movable heart switch fork cementing interval iron usually uses simple tools such as hammer, crowbar, etc. to repeatedly knock, hit, push and pry. Since the operation tools are simple and relatively backward, not only time and effort are wasted, but also the operation efficiency is low, and the hands and feet of the operator are easily squeezed by the sliding crowbar, causing personal injury. There is also the problem of skylight delay affecting train transportation. SUMMARY

[0005] The technical problem to be solved by the utility model is to overcome the shortcomings of the prior art, provide a movable heart switch fork cementing interval iron stripping device which provides power through a hydraulic jack, eliminates the safety risk of personal injury accidents caused by the sliding of the crowbar in traditional operations, and can damage the high-strength adhesive between the rail and the interval iron to separate the interval iron from the rail.

[0006] In order to solve the above problems and achieve the above invention purposes, the utility model discloses a movable heart rail fork cementing spacer iron stripping device is realized through the following design structure and the following technical scheme:

[0007] A movable heart rail fork cementing spacer iron stripping device, including the jack (3) and hand pump (4), the jack (3) with hand pump (4) are connected through hydraulic pipeline (41) intercommunication, still include:

[0008] Support top piece (1), the inside lower part of the vertical rod of support top piece (1) is provided with at least one concave groove (11), and the concave groove (11) is used for completing work with rail bottom clamping cooperation;

[0009] Support plate (2), support plate (2) is vertically connected on the vertical rod outside of support top piece (1);

[0010] Among them, the jack (3) is installed on the support plate (2), and one end of the jack (3) is in contact with the support top piece (1), and the other end of the jack (3) is in contact with the steel rail or spacer iron (8), to complete the stripping work of the non-contact end of the steel rail or spacer iron (8).

[0011] Preferably, the support top piece (1) is in the shape of "7" or "L", and a detachable head sleeve (5) is further sleeved on the front end of the horizontal rod of the support top piece (1), and a sleeve groove (51) is formed in one end of the head sleeve (5), and the length and width of the sleeve groove (51) are greater than the length and width of the front end of the horizontal rod of the support top piece (1).

[0012] Preferably, the distance from the bottom of the sleeve groove (51) to the front end of the head sleeve (5) is adapted to the difference between the horizontal distance of the rail bottom side and the head side of the long heart rail (6) and the straight wing rail (7).

[0013] Preferably, the inside bottom of the vertical rod of the support top piece (1) is provided with two concave grooves (11), including a first concave groove (111) and a second concave groove (112), the groove width of the first concave groove (111) is adapted to the thickness of the outside of the rail foot of the fork heel switch rail (61) or the straight wing rail (7) or the curved wing rail (71), and the groove width of the second concave groove (112) is adapted to the thickness of the outside of the rail foot of the long heart rail (6).

[0014] Preferably, the distance from the first concave groove (111) to the top of the support top piece (1) is adapted to the height of the fork heel switch rail (61) or the straight wing rail (7) or the curved wing rail (71), and the distance from the second concave groove (112) to the top of the support top piece (1) is adapted to the height of the long heart rail (6).

[0015] Preferably, the distance from the bottom of the groove (11) to the front end surface of the transverse rod of the support top piece (1) is adapted to the transverse distance from the rail bottom side to the top side of the same side rail of the fork heel nose rail (61) or straight wing rail (7) or curved wing rail (71).

[0016] Preferably, the support top piece (1) is an elongated arc-shaped plate, and the shape of the arc-shaped plate is adapted to the shape of the jack (5).

[0017] Preferably, the front end surface of the transverse rod of the support top piece (1) and the front end surface of the head sleeve piece (5) are arc-shaped surfaces, and the arc-shaped surfaces are adapted to the curvature of the two side surfaces of the top of the steel rail.

[0018] Preferably, the jack (3) is a separate short hydraulic jack.

[0019] Preferably, the groove (11) is arranged at one end edge of the lower part of the inner side of the vertical rod of the support top piece (1) in the width direction and extends to the other end edge in the width direction.

[0020] The working principle is that before the movable heart rail frog rubber joint spacing iron stripping device with the above design structure is used, the operator only needs to carry the device to the designated working position by the corresponding carrying equipment or directly by manual operation.

[0021] When used, the support top piece (1) is used as a support part, and the jack (3) is used as a power part, and the two are combined and placed in the narrow space between the long heart rail (6) and the straight wing rail (7), the curved wing rail (71) and the fork heel nose rail (61) at the position of the spacing iron (8), and are used as auxiliary tools for stripping the spacing iron (8). The support top piece (1) supports the side surface of the head of the steel rail through the front end surface of the transverse rod or the front end surface of the head sleeve piece (5), supports the side surface of the rail bottom of the steel rail through the groove (11) at the lower end of the vertical rod of the support top piece (1), so that the support top piece (1) avoids the spacing iron (8) to provide a stress surface for the jack (3); the head sleeve piece (5) eliminates the size difference of the horizontal distance between the rail bottom side and the head side of one side of the action surface of the long heart rail (6) and the straight wing rail (7), so that the support top piece (1) remains vertical when supporting the two sizes of steel rails. The jack (3) is placed in the support plate (2), one end acts on the vertical rod of the support top piece (1), and the other end acts on the spacing iron (8), so as to separate the non-adjacent steel rail or the end of the spacing iron (8) from the steel rail, thereby completing the operation.

[0022] Compared with the prior art, the utility model has the beneficial effects that:

[0023] 1. The utility model discloses a clever design, can satisfy the demand of stable clamping of steel rail, also has the advantages of low cost, simple structure, improves the reliability and economy of track system,

[0024] 2. The utility model discloses the appearance structure of support top piece can fit the different size of long heart rail, straight strand wing rail, curved strand wing rail and fork heel sharp rail, provides a vertical stress surface for the jack, and the acting force of jack is transmitted to the steel rail through the support top piece,

[0025] 3. The utility model discloses a combined form, appearance is exquisite, convenient operation can be split and put into the narrow space between long heart rail and straight strand wing rail, curved strand wing rail and fork heel sharp rail and then combined use,

[0026] 4. The utility model discloses light weight, convenient operation, and a group of turnout frog parts can use two sets of devices simultaneously operation, do not interfere with each other, and can also complement operation,

[0027] 5. The utility model discloses the operation of the device can improve the operation efficiency, reduces the problem of being questioned and examined and criticized because of skylight delay point influence train transportation,

[0028] 6. The utility model discloses the power of hydraulic jack eliminates the safety risk of traditional operation pry bar sliding extruding the hands and feet of operation personnel, causing personal injury accident. BRIEF DESCRIPTION OF DRAWINGS

[0029] The specific embodiments of the utility model will be further explained in detail below in combination with the drawings, wherein:

[0030] Figure 1 It is the stereogram of support top piece and support groove of the utility model one;

[0031] Figure 2 It is the stereogram of support top piece and support groove of the utility model two;

[0032] Figure 3 It is the use state stereogram of the utility model;

[0033] Figure 4 It is the use state diagram of long heart rail and interval iron stripping of the utility model;

[0034] Figure 5 It is the use state diagram of fork heel sharp rail and interval iron stripping of the utility model;

[0035] Figure 6 It is the position diagram of interval iron on turnout of the utility model;

[0036] Among them, the reference numeral in the drawing: 1-support top piece, 11-concave groove, 111-first concave groove, 112-second concave groove;

[0037] 2 - Support plate, 21 - Reinforcing rib;

[0038] 3 - Jack;

[0039] 4 - Hand pump, 41 - Hydraulic pipeline;

[0040] 5 - Thrust head kit, 51 - Socket groove;

[0041] 6 - Long switch rail, 61 - Heel - end tongue rail;

[0042] 7 - Straight - running wing rail, 71 - Curved - running wing rail;

[0043] 8 - Spacer. Detailed implementation mode

[0044] In order to make the technical means, creative features, achieved purposes and functions realized by the present utility model easy to understand, the technical solutions of the present utility model will be further described in more detail below in conjunction with the attached drawings and specific implementation modes. It should be noted that, without conflict, the embodiments and features in the embodiments in this application can be combined with each other. The present utility model will be described in detail below with reference to the drawings and in conjunction with the embodiments.

[0045] As shown in the attached drawings of the specification Figure 1 To the attached drawings of the specification Figure 6 A detaching device for a bonded spacer of a movable frog, as shown, includes a jack 3 and a hand pump 4. The jack 3 and the hand pump 4 are connected and communicated through a hydraulic pipeline 41. It further includes: a support top member 1. At least one concave groove 11 is provided at the lower part inside the vertical rod of the support top member 1. The concave groove 11 is used for clamping with the rail bottom to complete the work;

[0046] A support plate 2, which is vertically connected to the outer side surface of the vertical rod of the support top member 1;

[0047] Among them, the jack 3 is installed on the support plate 2. One end of the jack 3 is in contact connection with the support top member 1, and the other end of the jack 3 is in contact connection with the rail or the spacer 8 to complete the detaching work on the non - contacting end of the rail or the spacer 8.

[0048] In the present utility model, the hand pump 4 is used to control the telescopic movement of the jack 3.

[0049] Furthermore, as Figure 2 shown, the support top member 1, the support plate 2 and the reinforcing rib 21 are combined into a whole by welding. The support top member 1 is integrally in a "7" - shaped or "L" - shaped structure. A detachable thrust head kit 5 is also sleeved at the front end of the transverse rod of the support top member 1. One end of the thrust head kit 5 is provided with a socket groove fifty - one, and the length and width dimensions of the socket groove fifty - one are larger than the length and width dimensions of the front end of the transverse rod of the support top member 1.

[0050] In the utility model, the support top piece 1 is integrally cast steel with a height of 190 mm, an upper part width of 65 mm, a lower part width of 35 mm and a thickness of 35 mm; a first concave groove 111 with a height of 14 mm and a depth of 5 mm is arranged at a position 10 mm away from the bottom surface of the lower part; the first concave groove 111 is clamped on the side rail foot of the fork heel point rail 61 or the straight strand wing rail 7 or the curved strand wing rail 71 in the working state; a second concave groove 112 with a height of 23 mm and a depth of 5 mm is arranged at a position 45 mm away from the bottom surface of the lower part; the second concave groove 112 is clamped on the side rail foot of the long center rail 6 in the working state; the contact surface between the upper part horizontal rod of the support top piece 1 and the rail head is arc-shaped, the arc shape is matched with the side surface of the rail head, and the contact area is 30*40 mm 2 .

[0051] Further, the front end of the horizontal rod of the support top piece 1 is further sleeved with a detachable top head sleeve 5, one end of the top head sleeve 5 is provided with a sleeving groove 51, and the length and width dimensions of the sleeving groove 51 are greater than the length and width dimensions of the front end of the horizontal rod of the support top piece 1.

[0052] In the utility model, the distance from the bottom of the sleeving groove 51 to the front end of the top head sleeve 5 is 14 mm, the length and width dimensions of the sleeving groove 51 are greater than the length and width dimensions of the front end of the horizontal rod of the support top piece 1.

[0053] Specifically, the distance from the bottom of the sleeving groove 51 to the front end of the top head sleeve 5 is matched with the difference value of the horizontal interval dimensions of the rail bottom side and the head side of the two steel rail action surfaces on one side of the long center rail 6 and the straight strand wing rail 7.

[0054] In the utility model, the top head sleeve 5 is rectangular with a size of 36*36 mm*length 37 mm, the front end 14 mm is solid, and the rear end 23 mm is a hollow sleeving groove 51. In the working state, the sleeving groove 51 of the top head sleeve 5 is sleeved on the front end of the horizontal rod of the support top piece 1, the second concave groove 112 on the support top piece 1 is clamped on the side rail foot of the long center rail 6, and the top head sleeve 5 is in close contact with the side surface of the rail head.

[0055] Further, the inner side bottom of the vertical rod of the support top piece 1 is provided with two concave grooves 11, including the first concave groove 111 and the second concave groove 112, the groove width of the first concave groove 111 is matched with the thickness of the rail foot outside of the fork heel point rail 61 or the straight strand wing rail 7 or the curved strand wing rail 71, and the groove width of the second concave groove 112 is matched with the thickness of the rail foot outside of the long center rail 6.

[0056] In the utility model, as shown in Figure 1 , 2 The inner side bottom of the vertical rod of the support top piece 1 is provided with two concave grooves 11, including the first concave groove 111 and the second concave groove 112, the groove width of the first concave groove 111 is 14 mm, and the groove width of the second concave groove 112 is 23 mm.

[0057] Specifically, the distance from the first concave groove 111 to the top of the support top piece 1 is adapted to the height of the fork heel nose rail 61 or the straight stock wing rail 7 or the curved stock wing rail 71, and the distance from the second concave groove 112 to the top of the support top piece 1 is adapted to the height of the long center rail 6.

[0058] Further, the distance from the bottom of the concave groove 11 to the front end face of the transverse rod of the support top piece 1 is adapted to the transverse distance from the bottom side of the fork heel nose rail 61 or the straight stock wing rail 7 or the curved stock wing rail 71 to the top side of the same side rail.

[0059] Further, the support top piece 1 is an arc-shaped plate, and the shape of the arc-shaped plate is adapted to the shape of the jack 5.

[0060] In the utility model, the support top piece 1 is a semicircular thin iron sheet with a length of 64mm and a thickness of 2mm, and the front end is welded at a position 65mm away from the lower part of the support top piece 1.

[0061] Further, the front end face of the transverse rod of the support top piece 1 and the front end face of the head sleeve piece 5 are arc faces, and the shapes of the arc faces are adapted to the curvature of the two side faces of the top of the rail.

[0062] Further, the jack 3 is a separated short hydraulic jack, and the tonnage of the jack 3 is not less than 5T.

[0063] In the utility model, the jack 3 is a separated short hydraulic jack, and the tonnage of the jack 3 is not less than 5T.

[0064] The hand pump 4 is a matched equipment of the separated short hydraulic jack 3, and the hand pump 4 delivers or recovers hydraulic oil to the jack 3 through the high-pressure hydraulic pipeline 41.

[0065] The concave groove 11 is arranged at the other end edge in the width direction along the inside of the vertical rod of the support top piece 1.

[0066] The more specific embodiment of the utility model is as follows:

[0067] Before the movable heart rail fork cementing interval iron stripping device is used, the operator only needs to carry the device of the utility model to the designated working position through carrying equipment or directly through manual operation.

[0068] The working mode of the utility model is as follows:

[0069] Embodiment 1

[0070] The above embodiment 1 is used in the following steps when stripping the rail model 60AT-224 frog spacer rail:

[0071] Step 1: preparation. Since the long center rail 6 is a variable cross-section within the range of two spacer rails 8, the height is 152 mm, the rail bottom is 18 mm thick, and the base plate is thickened upward by 26 mm, making the rail bottom of the long center rail 6 50 mm higher than that of the straight stock rail 7. First, the T-shaped bolts, II-type elastic strips, and III-type elastic strips on the lower base plates of the long center rail 6 and the straight stock rail 7 within the range of the spacer rails 8 should be removed, the gauge block should be removed, and the 24 M27 hexagonal bolts on the spacer rail 8 should be loosened and removed;

[0072] Step 2: use two pre-prepared hydraulic jacks to lift the straight stock rail 7 and the long center rail 6 by 30-40 mm from both sides, so that the rail bottom of the straight stock rail 7 and the long center rail 6 is higher than the iron stop seat welded on the base plate;

[0073] Step 3: first, the sleeve groove 51 of the top head sleeve 5 is sleeved on the top head position of the horizontal rod front end of the supporting top piece 1, and then it is placed in the middle of the 60AT-224 frog spacer rail 8, the second concave groove 112 of the supporting top piece 1 is clamped on the side rail foot of the long center rail 6, and the top head sleeve 5 is in close contact with the side surface of the rail head of the long center rail 6;

[0074] Step 4: place the detachable short hydraulic jack 3 on the supporting plate 2, with the telescopic end on the middle of the vertical rod of the supporting top piece 1 and the rear end on the middle of the spacer rail 8, insert the hydraulic pipe 41 of the hand pump 4 into the oil inlet of the detachable short hydraulic jack 3, and insert the anti-dropping cap;

[0075] Step 5: close the oil return valve, shake the operating handle of the hand pump 4, and use the middle of the spacer rail 8 as the support back, the telescopic rod of the short hydraulic jack 3 is elongated, the horizontal thrust is transmitted to the side rail head and rail foot of the long center rail 6 by the supporting top piece 1, and the long center rail 6 gradually separates from the spacer rail 8 after being stressed, completely destroying the high-strength adhesive;

[0076] Step 6: loosen the oil return valve of the jack 3 to reset the piston, and remove the hydraulic jack 3 and the supporting top piece 1;

[0077] Step 7: remove the top head sleeve 5 from the supporting top piece 1, use only the supporting top piece 1, change the direction, repeat steps 3-6, until the straight stock rail 7 and the long center rail 6 are completely stripped from the two spacer rails 8, and the operation of the utility model is completed.

[0078] Embodiment 2

[0079] The embodiment 2 is particularly used for stripping the rail spacing iron of the 950-234 type frog, and particularly includes the following use steps:

[0080] Step 1: preparation. Firstly, the T-shaped bolts, type II elastic strips and type III elastic strips on the base plates under the heel rail 61 and wing rail 71 in the front and rear range of the spacing iron 8 should be disassembled, the gauge block should be removed, and the 24 M27 hexagonal bolts on the spacing iron 8 should be loosened and removed;

[0081] Step 2: the wing rail 71 and the heel rail 61 are lifted by 30-40 mm from both sides by using two hydraulic jacks, so that the rail bottoms of the wing rail 71 and the heel rail 61 are higher than the iron blocking seats welded on the base plates;

[0082] Step 3: the support top piece 1 is placed in the middle of the 950-234 type frog spacing iron 8, the first concave groove 111 at the lower part of the support top piece 1 is clamped on the side rail foot of the heel rail 61, and the upper front end surface of the support top piece 1 is in close contact with the side surface of the rail head of the heel rail 61;

[0083] Step 4: the detachable short hydraulic jack 3 is placed on the supporting plate 2, the telescopic end is supported on the middle part of the support top piece 1, the rear end is supported on the middle part of the spacing iron 8, the high-pressure oil pipe of the hand pump 4 is inserted into the oil inlet of the detachable short hydraulic jack 3, and the anti-removal cap is inserted;

[0084] Step 5: the oil return valve is closed, the operating handle is shaken, the piston of the short hydraulic jack 3 is elongated, the lateral thrust is transmitted to the side rail head and rail foot of the heel rail 61 through the support top piece 1, the heel rail 61 and the spacing iron 8 are gradually separated after being stressed, and the high-strength adhesive is completely destroyed;

[0085] Step 6: the piston is reset by loosening the oil return valve, and the support top piece 1 of the hydraulic jack 3 and the heel rail 61 are removed;

[0086] Step 7: the direction is changed, and the above steps 3 to 6 are repeated until the wing rail 71, the heel rail 61 and the two spacing irons 8 are completely stripped.

[0087] In the above use process, the operator can simultaneously use two sets of devices to strip the adhesive spacing iron 8, thereby improving the operation efficiency.

[0088] It should be noted that the technical scheme of the present application is described in detail, the principle of the present application is described, and the description of the above working principle is only used to help understand the core idea of the present application. It should be pointed out that the present application can be improved and modified without departing from the principle of the present application, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A movable heart fork cementing spacer stripping device, comprising a jack (3) and a hand pump (4), the jack (3) and the hand pump (4) are connected in communication through a hydraulic pipeline (41), characterized in that, Also include: Supporting top piece (1), the vertical rod inside of supporting top piece (1) is provided with at least one concave groove (11) in lower part, and the concave groove (11) is used to complete work with rail bottom carding cooperation; Supporting top piece (1), the vertical rod inside of supporting top piece (1) is provided with at least one concave groove (11) in lower part, and the concave groove (11) is used to complete work with rail bottom carding cooperation; Wherein, the jack (3) is installed on the supporting plate (2), one end of the jack (3) is in contact with the supporting top piece (1), and the other end of the jack (3) is in contact with the steel rail or spacing iron (8) to complete the stripping work of the non-contact end of the steel rail or spacing iron (8).

2. The movable heart fork cement spacer stripping device according to claim 1, characterized in that, The supporting top piece (1) is in the shape of "7" or "L", and the front end of the horizontal rod of the supporting top piece (1) is further provided with a detachable top sleeve (5), and one end of the top sleeve (5) is provided with a sleeve groove (51).

3. The movable heart fork cement spacer stripping device according to claim 2, characterized in that, The distance from the bottom of the sleeve groove (51) to the front end of the top sleeve (5) is adapted to the difference between the horizontal distance of the rail bottom side and the head side of the long heart rail (6) and the straight wing rail (7).

4. The peel device of claim 1, wherein the peel device is a movable heart-shaped yoke splicing spacer iron peel device. The vertical rod inside of supporting top piece (1) is provided with two concave grooves (11) in lower part, including first concave groove (111) and second concave groove (112), the groove width of first concave groove (111) is adapted to the thickness of the outside of the rail foot of forked heel nose rail (61) or straight wing rail (7) or curved wing rail (71), and the groove width of second concave groove (112) is adapted to the thickness of the outside of the rail foot of long heart rail (6).

5. The peel device of claim 4, wherein the peel device is a movable heart-shaped yoke splicing spacer iron peel device. The distance from the first concave groove (111) to the top of the supporting top piece (1) is adapted to the height of the forked heel nose rail (61) or the straight wing rail (7) or the curved wing rail (71), and the distance from the second concave groove (112) to the top of the supporting top piece (1) is adapted to the height of the long heart rail (6).

6. The peel device of claim 1, wherein the peel device is a movable heart-shaped yoke splicing spacer. The distance from the bottom of the concave groove (11) to the front end of the horizontal rod of the supporting top piece (1) is adapted to the horizontal distance from the rail bottom side to the same side rail top side of the forked heel nose rail (61) or the straight wing rail (7) or the curved wing rail (71).

7. The peel device of claim 1, wherein the peel device is a movable heart-shaped yoke splicing spacer. The supporting plate (2) is an arc-shaped plate, and the shape of the arc-shaped plate is adapted to the shape of the jack (3), wherein the lower part of the supporting plate (2) is further connected with the supporting top piece (1) through the reinforcing rib (21).

8. The peel device of claim 1, wherein the peel device is a movable heart-shaped yoke cement spacer peel device. The front end face of the horizontal rod of the supporting top piece (1) and the front end face of the top sleeve (5) are both arc faces, and the arc face shape is adapted to the curvature of the two side faces of the top of the steel rail.

9. The peel device of claim 1, wherein the peel device is a movable heart-shaped yoke splicing spacer. The jack (3) is a separate short hydraulic jack.

10. The peel device of claim 4, wherein the peel device is a movable heart-shaped yoke splicing spacer. The concave groove (11) is arranged at the other end edge in the width direction along the lower part of the vertical rod inside of the supporting top piece (1).

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