104 type emergency valve detection tool

Abstract

The utility model provides a 104 type emergency valve detection tool, which relates to the technical field of valve detection, and comprises an emergency valve hole detection piece for detecting the size of an emergency valve hole on an emergency valve body, a piston rod detection piece for detecting the size of an emergency piston rod, and a vent valve hole detection piece for detecting the size of a vent valve hole on the emergency valve body, the emergency valve hole detection piece is separably arranged on the inner side of the emergency valve hole in a penetrating mode, the piston rod detection piece is separably arranged on the outer side of the emergency piston rod in a sleeving mode, and the vent valve hole detection piece is separably arranged on the inner side of the vent valve hole in a penetrating mode. According to the 104 type emergency valve detection tool provided by the utility model, the detection rod on the emergency valve hole detection piece smoothly passes through the limiting hole to detect the inner diameter of the limiting hole, and the piston rod detection piece is smoothly sleeved on the outer side of the emergency piston rod to detect the outer diameter and the bending degree of the piston rod. Therefore, clamping stagnation of the emergency piston rod in the emergency valve after use is avoided, and the emergency valve is convenient and fast to detect.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve detection technical field, concretely relates to 104 type emergency valve detection instrument. BACKGROUND

[0002] 104 type distribution valve is the important part in the railway passenger car braking system, is responsible for distributing air pressure for the whole car braking system, realizes the brake, pressure maintaining or relief function of train. 104 type distribution valve is composed of main valve, emergency valve and intermediate body three parts. The function of 104 type emergency valve is to cause strong emergency local pressure reduction of brake pipe, improve emergency brake wave speed, improve the reliability of train brake emergency brake and improve emergency brake performance in the initial stage of emergency brake.

[0003] As shown in the accompanying drawings, Figure 1 , Figure 2 The 104 type emergency valve is composed of emergency valve body 10, emergency piston part and air release valve part 7, the emergency piston part is installed in the emergency valve hole 9 of the emergency valve body 10, the air release valve part 7 is installed in the air release valve hole 11 of the emergency valve body 10 through the emergency valve lower cover 8. The emergency piston part includes emergency piston rod 5, emergency piston 1 and emergency piston pressing plate 2 respectively sleeved on the outer side of emergency piston rod 5, emergency piston diaphragm 3 arranged between emergency piston 1 and emergency piston pressing plate 2, pressing plate nut 4 for pressing emergency piston pressing plate 2, emergency piston part is installed in emergency valve hole 9 through emergency piston diaphragm 3, air release valve seat 6 is arranged in emergency valve body 10, emergency piston rod 5 penetrates into the limit hole 61 of air release valve seat 6, wherein the emergency valve hole 9 includes installation groove 91 for installing emergency piston diaphragm 3, containing groove 92 for containing emergency piston part and emergency chamber 93. The internal dimension of the emergency valve is well matched, which is the key to ensure the function of the emergency valve. When the emergency piston rod 5 is stuck in the emergency valve body 10, it causes unexpected emergency brake effect of the air release valve to affect the safety of the brake, so it is necessary to detect the related dimensions of the emergency valve, including the dimensions of the emergency valve hole 9, the limit hole 61, the emergency piston rod 5 and the air release valve hole 11.

[0004] The prior art often uses vernier caliper and visual inspection to detect the emergency valve. However, due to the complex internal structure of the emergency valve, the conventional detection tool is difficult to enter the internal part of the emergency valve, and the operation is not convenient, which leads to low detection efficiency. The present scheme solves this technical problem. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of 104 type emergency valve detection tool for the deficiency of prior art, utilize the detection rod on emergency valve hole detection piece to detect the inner diameter of limit hole by smoothly passing limit hole, utilize piston rod detection piece to detect the outer diameter and curvature of piston rod by smoothly being set on the outside of emergency piston rod, that is, detect whether emergency piston rod has the condition of too large outer diameter and skew, and whether limit hole exists the condition of too small inner diameter, to detect whether piston rod can move smoothly in limit hole, to avoid the jam of emergency piston rod in emergency valve after use, the detection of emergency valve is convenient and fast.

[0006] To achieve the above object, the technical scheme adopted by the utility model is: 104 type emergency valve detection tool, including emergency valve hole detection piece for detecting the size of emergency valve hole on emergency valve body, piston rod detection piece for detecting the size of emergency piston rod, air release valve hole detection piece for detecting the size of air release valve hole on emergency valve body, the emergency valve hole detection piece is detachably arranged in the inner side of the emergency valve hole, the piston rod detection piece is detachably set on the outside of the emergency piston rod, the air release valve hole detection piece is detachably arranged in the inner side of the air release valve hole, the detection rod for detecting the size of limit hole on air release valve seat is arranged on the emergency valve hole detection piece.

[0007] The emergency valve hole detection piece includes a boss three for detecting the size of the emergency chamber in the emergency valve hole, a boss two for detecting the size of the containing groove in the emergency valve hole, a boss one for detecting the size of the mounting groove in the emergency valve hole, and a baffle one detachably abutting with one side of the emergency valve hole on the emergency valve body, the baffle one, the boss one, the boss two and the boss three are integrally machined.

[0008] The detection rod is coaxially arranged on the boss three, and the detection rod is integrally machined with the boss three, and the detection rod is detachably arranged in the limit hole.

[0009] The piston rod detection piece is provided with a detection hole for detecting the size of the emergency piston rod, the emergency piston rod passes through the detection hole, and the piston rod detection piece is provided with a nut groove for accommodating the pressing plate nut on the emergency piston rod, and the nut groove is coaxially arranged with the detection hole.

[0010] The air release valve hole detection piece includes a detection column for detecting the air release valve hole and a baffle two connected with the detection column, the detection column and the baffle two are integrally machined, and the baffle two is detachably abutted with one side of the air release valve hole on the emergency valve body.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] (1) the inner diameter of the limiting hole is detected by the detection rod on the emergency valve hole detection piece smoothly passing through the limiting hole, the outer diameter and the bending degree of the piston rod are detected by the piston rod detection piece being smoothly sleeved on the outside of the emergency piston rod, that is, whether the outer diameter of the emergency piston rod is too large and is skewed, and whether the inner diameter of the limiting hole is too small, so that whether the piston rod can smoothly move in the limiting hole is detected, so as to avoid the emergency piston rod being stuck in the emergency valve after use, and the detection of the emergency valve is convenient and fast;

[0013] (2) the mounting groove and the containing groove of the emergency valve hole are detected by the convex platform one and the convex platform two on the emergency valve hole detection piece at the same time, so that the emergency valve hole meets the assembly requirements of the emergency piston part, the detection of the emergency valve hole is convenient and fast, and the efficiency is high;

[0014] (3) the emergency valve hole detection piece, the piston rod detection piece and the air release valve hole detection piece are integrally processed, especially integrally turned, so that the precision of the emergency valve detection is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the internal structure diagram of the 104 type emergency valve;

[0016] Figure 2 is the structure exploded view of the 104 type emergency valve;

[0017] Figure 3 is the three-dimensional structure diagram of the emergency valve hole detection piece of the utility model;

[0018] Figure 4 is the three-dimensional structure diagram of the piston rod detection piece of the utility model;

[0019] Figure 5 is the sectional view of the piston rod detection piece of the utility model;

[0020] Figure 6 is the three-dimensional structure diagram of the air release valve hole detection piece of the utility model;

[0021] Figure 7 is the emergency valve hole detection process diagram of the utility model;

[0022] Figure 8 is the piston rod detection process diagram of the utility model;

[0023] Figure 9 is the air release valve hole detection process side view of the utility model.

[0024] Wherein, in the figure: 1, emergency piston; 2, emergency piston pressing plate; 3, emergency piston diaphragm; 4, pressing plate nut; 5, emergency piston rod; 6, air release valve seat; 61, limit hole; 7, air release valve part; 8, emergency valve lower cover; 9, emergency valve hole; 91, installation groove; 92, containing groove; 93, emergency chamber; 10, emergency valve body; 11, air release valve hole; 12, emergency valve hole detection piece; 121, baffle one; 122, boss one; 123, boss two; 124, boss three; 125, detection rod; 13, piston rod detection piece; 131, nut groove; 132, detection hole; 14, air release valve hole detection piece; 141, detection column; 142, baffle two. DETAILED DESCRIPTION

[0025] In order to make the technical features of the present scheme more clearly, the present scheme is described below through specific embodiments.

[0026] Referring to Figures 1-9 , the type 104 emergency valve detection tool includes an emergency valve hole detection piece 12 for detecting the size of the emergency valve hole 9 on the emergency valve body 10, a piston rod detection piece 13 for detecting the size of the emergency piston rod 5, and an air release valve hole detection piece 14 for detecting the size of the air release valve hole 11 on the emergency valve body 10. The emergency valve hole detection piece 12 is separably arranged inside the emergency valve hole 9, the piston rod detection piece 13 is separably sleeved on the outside of the emergency piston rod 5, and the air release valve hole detection piece 14 is separably arranged inside the air release valve hole 11. The emergency valve hole detection piece 12 is provided with a detection rod 125 for detecting the size of the limit hole 61 on the air release valve seat 6.

[0027] The emergency valve hole detection piece 12 includes a boss three 124 for detecting the size of the emergency chamber 93 in the emergency valve hole 9, a boss two 123 for detecting the size of the containing groove 92 in the emergency valve hole 9, a boss one 122 for detecting the size of the installation groove 91 in the emergency valve hole 9, and a baffle one 121 separably abutting with one side of the emergency valve hole 9 on the emergency valve body 10. The baffle one 121, the boss one 122, the boss two 123, and the boss three 124 are integrally machined, and preferably are integrally turned.

[0028] The detection rod 125 is coaxially arranged on the boss three 124, and is integrally machined with the boss three 124, and preferably is integrally turned. The detection rod 125 is separably arranged in the limit hole 61.

[0029] The piston rod detection piece 13 is provided with a detection hole 132 for detecting the size of the emergency piston rod 5, and the emergency piston rod 5 is arranged through the detection hole 132. The piston rod detection piece 13 is provided with a nut groove 131 for accommodating the pressing plate nut 4 on the emergency piston rod 5. The nut groove 131 is coaxially arranged with the detection hole 132, and preferably the piston rod detection piece 13 is integrally turned.

[0030] The air release valve hole detecting piece 14 comprises a detecting column 141 for detecting the air release valve hole 11, and a baffle two 142 connected with the detecting column 141, the detecting column 141 and the baffle two 142 are integrally processed, preferably, are integrally processed by turning, and the baffle two 142 is detachably abutted with one side of the air release valve hole 11 on the emergency valve body 10.

[0031] The emergency valve hole detecting piece 12, the piston rod detecting piece 13 and the air release valve hole detecting piece 14 are all in clearance fit with corresponding parts of the emergency valve, so that the clearance fit can ensure that the size of the emergency valve meets the installation and use requirements after being detected by the detecting tool.

[0032] The specific working process of the utility model is as follows:

[0033] Referring to Figure 7 The emergency valve hole 9 detection process is shown in the figure, specifically, the emergency piston 1 is taken off from the emergency valve body 10, the emergency valve body 10 is placed on a flat table, then the detecting rod 125 of the emergency valve hole detecting piece 12 is placed in the emergency valve hole 9 downwards, if the detecting rod 125 is successfully inserted into the limiting hole 61 at this time, the baffle one 121 of the emergency valve hole detecting piece 12 is flatly attached to the emergency valve body 10, then it is proved that the minimum size of the inner diameter of the installation groove 91, the accommodating groove 92, the emergency chamber 93 and the limiting hole 61 of the emergency valve hole 9 meets the requirements;

[0034] Referring to Figure 8 The piston rod detection process is shown in the figure, specifically, the emergency piston rod 5 is inserted into the detecting hole 132 of the piston rod detecting piece 13 by hand holding the emergency piston rod 5 or the emergency piston 1, if the emergency piston rod 5 is successfully inserted, and the pressing plate nut 4 is completely and flatly placed in the nut groove 131, then it is proved that the maximum size of the outer diameter of the emergency piston rod 5 and the bending degree meet the requirements;

[0035] Referring to Figure 9 The air release valve hole 11 detection process is shown in the figure, specifically, one side of the emergency valve hole 9 of the emergency valve body 10 is placed on a flat table, the detecting column 141 of the air release valve hole detecting piece 14 is placed in the air release valve hole 11, if the baffle two 142 is flatly attached to the emergency valve body 10 at this time, then the size of the inner diameter of the air release valve hole 11 meets the requirements.

[0036] The inner diameter of the limiting hole 61 is detected by the detection rod 125 on the emergency valve hole detection piece 12 smoothly passing through the limiting hole 61, the outer diameter and the bending degree of the piston rod are detected by the piston rod detection piece 13 being smoothly sleeved on the outer side of the emergency piston rod 5, that is, whether the emergency piston rod 5 is too large in outer diameter and is skewed, and whether the limiting hole 61 is too small in inner diameter are detected, so that whether the piston rod can smoothly move in the limiting hole 61 is detected, so as to avoid the emergency piston rod 5 being stuck in the emergency valve after use, and the emergency valve is convenient and fast to detect.

[0037] The mounting groove 91 and the containing groove 92 of the emergency valve hole 9 are simultaneously detected by the boss one 122 and the boss two 123 on the emergency valve hole detection piece 12, so that the emergency valve hole 9 meets the assembly requirements of the emergency piston 1, and the emergency valve hole 9 is convenient and fast to detect and has high efficiency.

[0038] The emergency valve hole detection piece 12, the piston rod detection piece 13 and the air release valve hole detection piece 14 are integrally machined, especially integrally turned, so that the precision of the emergency valve detection is further improved.

[0039] The technical features not described in the utility model can be realized by or using the prior art, which will not be repeated here, of course, the above description is not a limitation of the utility model, the utility model is also not limited to the above examples, the changes, modifications, additions or replacements made by the ordinary skilled in the art within the essential scope of the utility model should also belong to the protection scope of the utility model.

Claims

1. A 104 emergency valve detection tool characterized by, The emergency valve hole detection piece (12) is detachably arranged in the emergency valve hole (9), the piston rod detection piece (13) is detachably arranged on the outer side of the emergency piston rod (5), and the air release valve hole detection piece (14) is detachably arranged in the air release valve hole (11).

2. The 104 emergency valve detection tool of claim 1, wherein, The emergency valve hole detection piece (12) includes a boss three (124) for detecting the size of the emergency chamber (93) in the emergency valve hole (9), a boss two (123) for detecting the size of the containing groove (92) in the emergency valve hole (9), a boss one (122) for detecting the size of the mounting groove (91) in the emergency valve hole (9), and a baffle one (121) detachably abutting with one side of the emergency valve hole (9) on the emergency valve body (10). The baffle one (121), the boss one (122), the boss two (123) and the boss three (124) are integrally machined.

3. The 104 emergency valve detection tool of claim 2, wherein, The detection rod (125) is coaxially arranged on the boss three (124), and the detection rod (125) is integrally machined with the boss three (124). The detection rod (125) is detachably arranged in the limiting hole (61).

4. The 104 emergency valve detection tool of claim 2, wherein, The piston rod detection piece (13) is provided with a detection hole (132) for detecting the size of the emergency piston rod (5), and the emergency piston rod (5) passes through the detection hole (132). The piston rod detection piece (13) is provided with a nut groove (131) for accommodating the pressing plate nut (4) on the emergency piston rod (5), and the nut groove (131) is coaxially arranged with the detection hole (132).

5. The 104 emergency valve detection tool of claim 2, wherein, The air release valve hole detection piece (14) includes a detection column (141) for detecting the air release valve hole (11) and a baffle two (142) connected with the detection column (141). The detection column (141) and the baffle two (142) are integrally machined, and the baffle two (142) is detachably abutted with one side of the air release valve hole (11) on the emergency valve body (10).

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