Conveying device

Abstract

The utility model discloses a conveying device. The conveying device comprises a box body; the damping lining is arranged in the box body and is provided with a first mounting groove group and a second mounting groove group, and the first mounting groove group and the second mounting groove group are arranged at an interval; wherein the main valve accessory is embedded in the first mounting groove group, and the semi-automatic release valve accessory is embedded in the second mounting groove group.

Description

Technical Field

[0001] The present application belongs to the technical field of railway freight cars, and specifically relates to a conveying device. Background Art

[0002] The 120 air control valve is a vital component in the train braking system. It plays a key role in the train operation and braking process. The 120 air control valve can realize the braking control, relief control, pressure maintenance and emergency braking of railway freight cars, which is of great significance to ensure the safe, stable and efficient operation of the train.

[0003] However, in the prior art, there are many 120 air control valve accessories, with various types and specifications. During the transportation of the 120 air control valve accessories, they are prone to loss and collision. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a conveying device, which aims to at least solve the technical problems of missing and bumping that are prone to occur during the transportation of 120 air control valve accessories to a certain extent.

[0005] The technical solution of the utility model is:

[0006] A conveying device, which is special in that it is used to convey an air control valve, wherein the air control valve includes a main valve accessory and a semi-automatic relief valve accessory. The conveying device includes: a box body; a vibration-damping lining, which is arranged in the box body and has a first mounting slot group and a second mounting slot group, and the first mounting slot group and the second mounting slot group are arranged at intervals; wherein the main valve accessory is embedded in the first mounting slot group, and the semi-automatic relief valve accessory is embedded in the second mounting slot group.

[0007] In some embodiments, the main valve accessories include a main valve action part, a main valve acceleration relief part, a main valve local reduction part and a main valve emergency second stage part, and the first installation slot group includes a first sub-installation slot group, a second sub-installation slot group, a third sub-installation slot group and a fourth sub-installation slot group that are arranged at intervals; wherein, the main valve action part is embedded in the first sub-installation slot group, the main valve acceleration relief part is embedded in the second sub-installation slot group, the main valve local reduction part is embedded in the third sub-installation slot group, and the main valve emergency second stage part is embedded in the fourth sub-installation slot group.

[0008] In some embodiments, the main valve action part includes a main piston, a sliding valve, a regulating valve, a sliding valve spring, a sliding valve pin, a stabilizing rod, a stabilizing spring seat and a deceleration spring seat, and the first sub-mounting groove group includes a first mounting groove, a second mounting groove, a third mounting groove, a fourth mounting groove, a fifth mounting groove, a sixth mounting groove, a seventh mounting groove and an eighth mounting groove that are arranged at intervals; wherein, the main piston is embedded in the first mounting groove, and the sliding valve is embedded in the second mounting groove; the regulating valve is embedded in the third mounting groove, the sliding valve spring is embedded in the fourth mounting groove, the sliding valve pin is embedded in the fifth mounting groove, the stabilizing rod is embedded in the sixth mounting groove, the stabilizing spring seat is embedded in the seventh mounting groove, and the deceleration spring seat is embedded in the eighth mounting groove.

[0009] In some embodiments, the size of the main piston matches the size of the first mounting groove, and the shape of the main piston matches the shape of the first mounting groove; the size of the sliding valve matches the size of the second mounting groove, and the shape of the sliding valve matches the shape of the second mounting groove; the size of the control valve matches the size of the third mounting groove, and the shape of the control valve matches the shape of the third mounting groove; the size of the sliding valve spring matches the size of the fourth mounting groove, and the shape of the sliding valve spring matches the shape of the fourth mounting groove; the size of the sliding valve pin matches the size of the fifth mounting groove, and the shape of the sliding valve pin matches the shape of the fifth mounting groove; the size of the stabilizing bar matches the size of the sixth mounting groove, and the shape of the stabilizing bar matches the shape of the sixth mounting groove; the size of the stabilizing spring seat matches the size of the seventh mounting groove, and the shape of the stabilizing spring seat matches the shape of the seventh mounting groove; the size of the deceleration spring seat matches the size of the eighth mounting groove, and the shape of the deceleration spring seat matches the shape of the eighth mounting groove.

[0010] In some embodiments, the main valve acceleration relief part includes an acceleration relief valve piston assembly, an acceleration relief spring seat, an acceleration relief valve and a push rod, and the second sub-mounting groove group includes a ninth mounting groove, a tenth mounting groove, an eleventh mounting groove and a twelfth mounting groove arranged at intervals; wherein, the acceleration relief valve piston assembly is embedded in the ninth mounting groove, the acceleration relief spring seat is embedded in the tenth mounting groove; the acceleration relief valve is embedded in the eleventh mounting groove, and the push rod is embedded in the twelfth mounting groove.

[0011] In some embodiments, the size of the accelerated relief valve piston assembly matches the size of the ninth mounting slot, and the shape of the accelerated relief valve piston assembly matches the shape of the ninth mounting slot; the size of the accelerated relief spring seat matches the size of the tenth mounting slot, and the shape of the accelerated relief spring seat matches the shape of the tenth mounting slot; the size of the accelerated relief valve matches the size of the eleventh mounting slot, and the shape of the accelerated relief valve matches the shape of the eleventh mounting slot; the size of the push rod matches the size of the twelfth mounting slot, and the shape of the push rod matches the shape of the twelfth mounting slot.

[0012] In some embodiments, the local reduction portion of the main valve includes a local reduction valve, the emergency second-stage portion of the main valve includes an emergency second-stage valve, the third sub-mounting slot group includes a thirteenth mounting slot, and the fourth sub-mounting slot group includes a fourteenth mounting slot; wherein, the local reduction valve is embedded in the thirteenth mounting slot; and the emergency second-stage valve is embedded in the fourteenth mounting slot.

[0013] In some embodiments, the size of the local reduction valve matches the size of the thirteenth mounting slot, and the shape of the local reduction valve matches the shape of the thirteenth mounting slot;

[0014] The size of the emergency second-stage valve matches the size of the fourteenth installation groove, and the shape of the emergency second-stage valve matches the shape of the fourteenth installation groove.

[0015] In some embodiments, the semi-automatic relief valve accessories include a relief valve piston rod, a relief valve upper piston, a relief valve lower piston, a relief valve top rod, a relief valve handle seat, a relief valve handle seat cover, a relief valve top rod seat and a relief valve vent valve seat, and the second mounting slot group includes the fifteenth mounting slot, the sixteenth mounting slot, the seventeenth mounting slot, the eighteenth mounting slot, the nineteenth mounting slot, the twentieth mounting slot, the twenty-first mounting slot and the twenty-second mounting slot arranged at intervals; wherein, the relief valve piston rod is embedded in the fifteenth mounting slot, the relief valve upper piston is embedded in the sixteenth mounting slot, the relief valve lower piston is embedded in the seventeenth mounting slot, the relief valve top rod is embedded in the eighteenth mounting slot, the relief valve handle seat is embedded in the nineteenth mounting slot, the relief valve handle seat cover is embedded in the twentieth mounting slot, the relief valve top rod seat is embedded in the twenty-first mounting slot, and the relief valve vent valve seat is embedded in the twenty-second mounting slot.

[0016] In some embodiments, the size of the relief valve piston rod matches the size of the fifteenth mounting groove, and the shape of the relief valve piston rod matches the shape of the fifteenth mounting groove; the size of the relief valve upper piston matches the size of the sixteenth mounting groove, and the shape of the relief valve upper piston matches the shape of the sixteenth mounting groove; the size of the relief valve lower piston matches the size of the seventeenth mounting groove, and the shape of the relief valve lower piston matches the shape of the seventeenth mounting groove; the size of the relief valve top rod matches the size of the eighteenth mounting groove, and the shape of the relief valve top rod matches the shape of the eighteenth mounting groove; the size of the relief valve handle seat matches the size of the nineteenth mounting groove, and the shape of the relief valve handle seat matches the shape of the nineteenth mounting groove; the size of the relief valve handle seat cover matches the size of the twentieth mounting groove, and the shape of the relief valve handle seat cover matches the shape of the twentieth mounting groove; the size of the relief valve top rod seat matches the size of the twenty-first mounting groove, and the shape of the relief valve top rod seat matches the shape of the twenty-first mounting groove; the size of the relief valve vent valve seat matches the size of the twenty-second mounting groove, and the shape of the relief valve vent valve seat matches the shape of the twenty-second mounting groove.

[0017] The beneficial effects of the present invention include at least:

[0018] Since the vibration-damping lining is arranged in the box body, the box body can serve as a bearing body to carry the vibration-damping lining. Moreover, the box body can protect the vibration-damping lining to prevent the vibration-damping lining from being scratched by external debris, thereby ensuring the safety of the vibration-damping lining and improving the service life of the vibration-damping lining.

[0019] The vibration-damping liner features a first mounting groove group, into which the main valve accessories are embedded. The inner walls of the first mounting groove group clamp the main valve accessories, ensuring their stability during transportation and preventing them from falling from the transport device. The groove walls of the first mounting groove group protect the main valve accessories and prevent them from being damaged by external debris. Furthermore, the vibration-damping liner reduces vibration, preventing damage to the main valve accessories caused by vibration, ensuring their safety during transportation and improving the quality of the air control valve. Furthermore, the first mounting groove group is only used to install the main valve accessories. By observing the first mounting groove group, installers can quickly and intuitively determine whether a main valve accessory is missing. When assembling the air control valve, installers can directly access the required accessories, reducing the time spent searching for accessories and improving assembly efficiency.

[0020] The vibration-damping lining is provided with a second installation groove group, and the semi-automatic relief valve accessories are embedded in the second installation groove group. The semi-automatic relief valve accessories are clamped by the inner wall of the second installation groove group, thereby ensuring the stability of the semi-automatic relief valve accessories during transportation and preventing the semi-automatic relief valve accessories from falling from the transportation device. The groove wall of the second installation groove group can protect the semi-automatic relief valve accessories and prevent the semi-automatic relief valve accessories from being damaged by external debris. Moreover, the vibration-damping lining can reduce vibration and prevent the semi-automatic relief valve accessories from being damaged by vibration, thereby ensuring the safety of the semi-automatic relief valve accessories during transportation and improving the quality of the air control valve. At the same time, the second installation groove group is only used to install the semi-automatic relief valve accessories. The installer can quickly and intuitively determine whether the semi-automatic relief valve accessories are missing by observing the second installation groove group. When assembling the air control valve, the installer can directly take the required accessories, reducing the time of searching for accessories and improving assembly efficiency.

[0021] The first installation slot group and the second installation slot group are arranged at intervals, which can effectively utilize the space of the vibration-damping lining and avoid space waste. Moreover, the main valve accessories and the semi-automatic relief valve accessories can be installed in different areas of the vibration-damping lining respectively, so that the two do not interfere with each other and are convenient for installation personnel to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application, a brief introduction will be given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0023] Figure 1 Schematic diagram of the structure of the conveying device in some embodiments.

[0024] In the attached figure:

[0025] Box body 10;

[0026] Vibration-damping lining 20, first mounting slot group 21, first sub-mounting slot group 211, first mounting slot 2111, second mounting slot 2112, third mounting slot 2113, fourth mounting slot 2114, fifth mounting slot 2115, sixth mounting slot 2116, seventh mounting slot 2117, eighth mounting slot 2118, second sub-mounting slot group 212, ninth mounting slot 2121, tenth mounting slot 2122, eleventh mounting slot 2123, twelfth mounting slot 2124, third sub-mounting slot group 213, thirteenth mounting slot 2131, fourth sub-mounting slot group 214, fourteenth mounting slot 2141, second mounting slot group 22, fifteenth mounting slot 221, sixteenth mounting slot 222, seventeenth mounting slot 223, eighteenth mounting slot 224, nineteenth mounting slot 225, twentieth mounting slot 226, twenty-first mounting slot 227, twenty-second mounting slot 228. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] It should be noted that all directional indications in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0029] In this utility model, unless otherwise specified or limited, the terms "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can mean fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0030] In addition, in this utility model, the descriptions of "first" and "second" are for descriptive purposes only and should not be understood as indicating or implying their relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features specified as "first" and "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between the various embodiments can be combined with each other, but this must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is mutually contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

[0031] The present application is described below with reference to specific embodiments and with reference to the accompanying drawings:

[0032] The conveying device provided in this embodiment is intended to at least to some extent solve the technical problem of missing and bumping easily occurring during the transportation of 120 air control valve accessories.

[0033] Figure 1 Schematic diagram of the structure of the delivery device in some embodiments. Figure 1 The conveying device of the embodiment of the present application is used to convey an air control valve, which includes a main valve assembly and a semi-automatic relief valve assembly. The conveying device includes a housing 10 and a vibration-damping liner 20. The vibration-damping liner 20 is disposed within the housing 10 and defines a first mounting slot group 21 and a second mounting slot group 22, with the first mounting slot group 21 and the second mounting slot group 22 spaced apart. The main valve assembly is embedded in the first mounting slot group 21, and the semi-automatic relief valve assembly is embedded in the second mounting slot group 22.

[0034] The air control valve may be a 120 air control valve.

[0035] The inner side of the vibration damper can be a hard sponge lining, a rubber lining or a foam lining.

[0036] Since the vibration-damping lining 20 is arranged in the box body 10, the box body 10 can serve as a bearing body to carry the vibration-damping lining 20. Moreover, the box body 10 can protect the vibration-damping lining 20 to prevent the vibration-damping lining 20 from being scratched by external debris, thereby ensuring the safety of the vibration-damping lining 20 and improving the service life of the vibration-damping lining 20.

[0037] The vibration-damping lining 20 is provided with a first mounting groove group 21, and the main valve accessories are embedded in the first mounting groove group 21. The main valve accessories are clamped by the inner wall of the first mounting groove group 21, ensuring the stability of the main valve accessories during transportation and preventing the main valve accessories from falling from the transportation device. The groove wall of the first mounting groove group 21 can protect the main valve accessories and prevent the main valve accessories from being damaged by external debris. Moreover, the vibration-damping lining 20 can reduce vibration and prevent the main valve accessories from being damaged by vibration, ensuring the safety of the main valve accessories during transportation and improving the quality of the air control valve. At the same time, the first mounting groove group 21 is only used to install the main valve accessories. The installer can quickly and intuitively determine whether the main valve accessories are missing by observing the first mounting groove group 21. When assembling the air control valve, the installer can directly access the required accessories, reducing the time of searching for accessories and improving assembly efficiency.

[0038] The vibration-damping lining 20 is provided with a second installation groove group 22, and the semi-automatic relief valve accessories are embedded in the second installation groove group 22. The semi-automatic relief valve accessories are clamped by the inner wall of the second installation groove group 22, thereby ensuring the stability of the semi-automatic relief valve accessories during transportation and preventing the semi-automatic relief valve accessories from falling from the transportation device. The groove wall of the second installation groove group 22 can protect the semi-automatic relief valve accessories and also prevent the semi-automatic relief valve accessories from being damaged by external debris. Moreover, the vibration-damping lining 20 can reduce vibration and prevent the semi-automatic relief valve accessories from being damaged due to vibration, thereby ensuring the safety of the semi-automatic relief valve accessories during transportation and improving the quality of the air control valve. At the same time, the second installation groove group 22 is only used to install the semi-automatic relief valve accessories. The installer can quickly and intuitively judge whether the semi-automatic relief valve accessories are missing by observing the second installation groove group 22. When assembling the air control valve, the installer can directly take the required accessories, reducing the time of looking for accessories and improving assembly efficiency.

[0039] The first installation slot group 21 and the second installation slot group 22 are arranged at intervals, which can effectively utilize the space of the vibration-damping lining 20 and avoid space waste. Moreover, the main valve accessories and the semi-automatic relief valve accessories can be installed in different areas of the vibration-damping lining 20 respectively, so that the two do not interfere with each other and are convenient for installation personnel to use.

[0040] In some embodiments, in order to ensure the safety of the main valve accessories, the main valve accessories include a main valve action part, a main valve acceleration relief part, a main valve local relief part and a main valve emergency second stage part, combined with Figure 1The first mounting slot group 21 includes a first sub-mounting slot group 211, a second sub-mounting slot group 212, a third sub-mounting slot group 213, and a fourth sub-mounting slot group 214, which are spaced apart. The main valve action portion is embedded in the first sub-mounting slot group 211, the main valve acceleration and relief portion is embedded in the second sub-mounting slot group 212, the main valve local relief portion is embedded in the third sub-mounting slot group 213, and the main valve emergency second stage portion is embedded in the fourth sub-mounting slot group 214.

[0041] The main valve action part is clamped by the inner wall of the first sub-installation groove group 211, the main valve acceleration relief part is clamped by the second sub-installation groove group 212, the main valve local reduction part is clamped by the inner wall of the third sub-installation groove group 213, and the main valve emergency second section is clamped by the inner wall of the fourth sub-installation groove group 214, thereby ensuring the stability of the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section during transportation, and preventing the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section from falling off the transportation device. The main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section are protected, and the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section are prevented from being damaged by external debris. Moreover, the vibration-damping lining 20 can reduce vibration to prevent the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section from being damaged due to vibration, thereby ensuring the safety of the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section during transportation and improving the quality of the air control valve. At the same time, the installer can quickly and intuitively determine whether the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second section are missing by observing the first installation slot group 211, the second sub-installation slot group 212, the third sub-installation slot group 213 and the fourth sub-installation slot group 214. When assembling the air control valve, the installer can directly use the required accessories, reducing the time of searching for accessories and improving assembly efficiency.

[0042] The first sub-installation slot group 211, the second sub-installation slot group 212, the third sub-installation slot group 213 and the fourth sub-installation slot group 214 are arranged at intervals, so that the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second stage part are respectively arranged in different areas of the vibration damping lining 20, avoiding collision between the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second stage part, and further ensuring the safety of the main valve action part, the main valve acceleration relief part, the main valve local reduction part and the main valve emergency second stage part.

[0043] In some embodiments, in order to ensure the safety of the main valve accessories, the main valve action part includes a main piston, a slide valve, a control valve, a slide valve spring, a slide valve pin, a stabilizer rod, a stabilizer spring seat and a deceleration spring seat, combined with Figure 1The first sub-mounting slot group 211 includes a first mounting slot 2111, a second mounting slot 2112, a third mounting slot 2113, a fourth mounting slot 2114, a fifth mounting slot 2115, a sixth mounting slot 2116, a seventh mounting slot 2117, and an eighth mounting slot 2118, which are arranged at intervals. The main piston is embedded in the first mounting slot 2111, and the slide valve is embedded in the second mounting slot 2112. The control valve is embedded in the third mounting slot 2113, the slide valve spring is embedded in the fourth mounting slot 2114, the slide valve pin is embedded in the fifth mounting slot 2115, the stabilizer bar is embedded in the sixth mounting slot 2116, the stabilizer spring seat is embedded in the seventh mounting slot 2117, and the deceleration spring seat is embedded in the eighth mounting slot 2118.

[0044] The main piston is clamped by the inner wall of the first mounting groove 2111, the sliding valve is clamped by the second mounting groove 2112, the control valve is clamped by the inner wall of the third mounting groove group 2113, the sliding valve spring is clamped by the inner wall of the fourth mounting groove 2114, the sliding valve pin is clamped by the inner wall of the fifth mounting groove 2115, the stabilizing rod is clamped by the inner wall of the sixth mounting groove 2116, the stabilizing spring seat is clamped by the inner wall of the seventh mounting groove 2117, and the deceleration spring seat is clamped by the inner wall of the eighth mounting groove 2118, thereby ensuring the stability of the main piston, sliding valve, control valve, sliding valve spring, sliding valve pin, stabilizing rod, stabilizing spring seat and deceleration spring seat during transportation, and avoiding the main piston, sliding valve, control valve, sliding valve spring and sliding valve pin from being damaged. , stabilizer bar, stabilizer spring seat and deceleration spring seat fall from the transportation device, which can protect the main piston, sliding valve, throttling valve, sliding valve spring, sliding valve pin, stabilizer bar, stabilizer spring seat and deceleration spring seat, and also prevent the main piston, sliding valve, throttling valve, sliding valve spring, sliding valve pin, stabilizer bar, stabilizer spring seat and deceleration spring seat from being damaged by external debris. Moreover, the shock-absorbing lining 20 can reduce vibration to prevent the main piston, sliding valve, throttling valve, sliding valve spring, sliding valve pin, stabilizer bar, stabilizer spring seat and deceleration spring seat from being damaged due to vibration, thereby ensuring the safety of the main piston, sliding valve, throttling valve, sliding valve spring, sliding valve pin, stabilizer bar, stabilizer spring seat and deceleration spring seat during transportation and improving the quality of the air control valve. At the same time, the installer can quickly and intuitively determine whether the main piston, sliding valve, control valve, sliding valve spring, sliding valve pin, stabilizer bar, stabilizer spring seat and deceleration spring seat are missing by observing the first mounting slot 2111, the second mounting slot 2112, the third mounting slot 2113, the fourth mounting slot 2114, the fifth mounting slot 2115, the sixth mounting slot 2116, the seventh mounting slot 2117 and the eighth mounting slot 2118. When assembling the air control valve, the installer can directly access the required accessories, reducing the time of searching for accessories and improving assembly efficiency.

[0045] The first mounting groove 2111, the second mounting groove 2112, the third mounting groove 2113, the fourth mounting groove 2114, the fifth mounting groove 2115, the sixth mounting groove 2116, the seventh mounting groove 2117 and the eighth mounting groove 2118 are arranged at intervals, so that the main piston, the sliding valve, the regulating valve, the sliding valve spring, the sliding valve pin, the stabilizer bar, the stabilizer spring seat and the deceleration spring seat are respectively arranged in different areas of the shock absorbing lining 20, so as to avoid collision between the main piston, the sliding valve, the regulating valve, the sliding valve spring, the sliding valve pin, the stabilizer bar, the stabilizer spring seat and the deceleration spring seat, and further ensure the safety of the main piston, the sliding valve, the regulating valve, the sliding valve spring, the sliding valve pin, the stabilizer bar, the stabilizer spring seat and the deceleration spring seat.

[0046] In some embodiments, the size of the main piston matches the size of the first mounting groove 2111, and the shape of the main piston matches the shape of the first mounting groove 2111, so that the main piston can be accurately installed in the first mounting groove 2111 without shaking or misalignment, further ensuring the stability and reliability of the main piston during transportation.

[0047] The size of the sliding valve matches the size of the second mounting groove 2112, and the shape of the sliding valve matches the shape of the second mounting groove 2112, so that the sliding valve can be accurately installed in the second mounting groove 2112 without shaking or misalignment, further ensuring the stability and reliability of the sliding valve during transportation.

[0048] The size of the control valve matches the size of the third installation groove 2113, and the shape of the control valve matches the shape of the third installation groove 2113, so that the control valve can be accurately installed in the third installation groove 2113 without shaking or misalignment, further ensuring the stability and reliability of the control valve during transportation.

[0049] The size of the sliding valve spring matches the size of the fourth mounting groove 2114, and the shape of the sliding valve spring matches the shape of the fourth mounting groove 2114, so that the sliding valve spring can be accurately installed in the fourth mounting groove 2114 without shaking or misalignment, further ensuring the stability and reliability of the sliding valve spring during transportation.

[0050] The size of the sliding valve pin matches the size of the fifth mounting groove 2115, and the shape of the sliding valve pin matches the shape of the fifth mounting groove 2115, so that the sliding valve pin can be accurately installed in the fifth mounting groove 2115 without shaking or misalignment, further ensuring the stability and reliability of the sliding valve pin during transportation.

[0051] The size of the stabilizer bar matches the size of the sixth mounting groove 2116, and the shape of the stabilizer bar matches the shape of the sixth mounting groove 2116, so that the stabilizer bar can be accurately installed in the sixth mounting groove 2116 without shaking or misalignment, further ensuring the stability and reliability of the stabilizer bar during transportation.

[0052] The size of the stabilizing spring seat matches the size of the seventh mounting groove 2117, and the shape of the stabilizing spring seat matches the shape of the seventh mounting groove 2117, so that the stabilizing spring seat can be accurately installed in the seventh mounting groove 2117 without shaking or misalignment, further ensuring the stability and reliability of the stabilizing spring seat during transportation.

[0053] The size of the deceleration spring seat matches the size of the eighth mounting groove 2118, and the shape of the deceleration spring seat matches the shape of the eighth mounting groove 2118, so that the deceleration spring seat can be accurately installed in the eighth mounting groove 2118 without shaking or misalignment, further ensuring the stability and reliability of the deceleration spring seat during transportation.

[0054] In some embodiments, in order to ensure the safety of the main valve accessories, the main valve acceleration relief part includes an acceleration relief valve piston assembly, an acceleration relief spring seat, an acceleration relief valve and a push rod, combined with Figure 1 The second sub-mounting slot group 212 includes a ninth mounting slot 2121, a tenth mounting slot 2122, an eleventh mounting slot 2123, and a twelfth mounting slot 2124, which are spaced apart. The acceleration relief valve piston assembly is embedded in the ninth mounting slot 2121, the acceleration relief spring seat is embedded in the tenth mounting slot 2122, the acceleration relief valve is embedded in the eleventh mounting slot 2123, and the ejector rod is embedded in the twelfth mounting slot 2124.

[0055] The acceleration relief valve piston assembly is clamped by the inner wall of the ninth installation groove 2121, the sliding valve is clamped by the tenth installation groove 2122, the acceleration relief spring seat is clamped by the inner wall of the eleventh installation groove group 2123, the sliding valve spring is clamped by the inner wall of the twelfth installation groove 2124, the sliding valve pin is clamped by the inner wall of the fifth installation groove 2115, and the acceleration relief valve is clamped by the inner wall of the sixth installation groove 2116, thereby ensuring the stability of the acceleration relief valve piston assembly, the acceleration relief spring seat, the acceleration relief valve and the push rod during transportation, and avoiding the acceleration relief valve piston assembly, the acceleration relief spring The seat, acceleration relief valve and push rod fall from the transportation device, which can protect the acceleration relief valve piston assembly, acceleration relief spring seat, acceleration relief valve and push rod, and also prevent the acceleration relief valve piston assembly, acceleration relief spring seat, acceleration relief valve and push rod from being damaged by external debris. Moreover, the vibration-damping lining 20 can reduce vibration and prevent the acceleration relief valve piston assembly, acceleration relief spring seat, acceleration relief valve and push rod from being damaged by vibration, thereby ensuring the safety of the acceleration relief valve piston assembly, acceleration relief spring seat, acceleration relief valve and push rod during transportation and improving the quality of the air control valve. At the same time, the installer can quickly and intuitively determine whether the acceleration relief valve piston assembly, acceleration relief spring seat, acceleration relief valve and push rod are missing by observing the ninth installation slot 2121, the tenth installation slot 2122, the eleventh installation slot 2123 and the twelfth installation slot 2124. When assembling the air control valve, the installer can directly use the required accessories, reducing the time of looking for accessories and improving assembly efficiency.

[0056] The ninth installation groove 2121, the tenth installation groove 2122, the eleventh installation groove 2123 and the twelfth installation groove 2124 are arranged at intervals, so that the acceleration relief valve piston assembly, the acceleration relief spring seat, the acceleration relief valve and the push rod are respectively arranged in different areas of the shock absorbing lining 20, avoiding collision between the acceleration relief valve piston assembly, the acceleration relief spring seat, the acceleration relief valve and the push rod, and further ensuring the safety of the acceleration relief valve piston assembly, the acceleration relief spring seat, the acceleration relief valve and the push rod.

[0057] In some embodiments, the size of the acceleration relief valve piston assembly matches the size of the ninth installation groove 2121, and the shape of the acceleration relief valve piston assembly matches the shape of the ninth installation groove 2121, so that the acceleration relief valve piston assembly can be accurately installed in the ninth installation groove 2121 without shaking or misalignment, further ensuring the stability and reliability of the acceleration relief valve piston assembly during transportation.

[0058] The size of the acceleration relief spring seat matches the size of the tenth mounting slot 2122, and the shape of the acceleration relief spring seat matches the shape of the tenth mounting slot 2122, so that the acceleration relief spring seat can be accurately installed in the tenth mounting slot 2122 without shaking or misalignment, further ensuring the stability and reliability of the acceleration relief spring seat during transportation.

[0059] The size of the accelerated relief valve matches the size of the eleventh installation groove 2123, and the shape of the accelerated relief valve matches the shape of the eleventh installation groove 2123, so that the accelerated relief valve can be accurately installed in the eleventh installation groove 2123 without shaking or misalignment, further ensuring the stability and reliability of the accelerated relief valve during transportation.

[0060] The size of the top rod matches the size of the twelfth mounting groove 2124, and the shape of the top rod matches the shape of the twelfth mounting groove 2124, so that the top rod can be accurately installed in the twelfth mounting groove 2124 without shaking or misalignment, further ensuring the stability and reliability of the top rod during transportation.

[0061] In some embodiments, in order to ensure the safety of the main valve accessories, the main valve local reduction part includes a local reduction valve, combined with Figure 1 The third sub-mounting slot group 213 includes a thirteenth mounting slot 2131 , wherein the local reducing valve is embedded in the thirteenth mounting slot 2131 .

[0062] The inner wall of the thirteenth mounting groove 2131 clamps the local pressure reducing valve, ensuring its stability during transportation and preventing it from falling from the transport device. This protects the local pressure reducing valve and prevents it from being damaged by external debris. Furthermore, the vibration-damping liner 20 can reduce vibration, preventing damage to the local pressure reducing valve caused by vibration, thereby ensuring the safety of the local pressure reducing valve during transportation and improving the quality of the air control valve. At the same time, by observing the thirteenth mounting groove 2131, the installer can quickly and intuitively determine whether the local pressure reducing valve is missing. When assembling the air control valve, the installer can directly access the required accessories, reducing the time spent searching for accessories and improving assembly efficiency.

[0063] The size of the local reducing valve matches the size of the thirteenth mounting groove 2131, and the shape of the local reducing valve matches the shape of the thirteenth mounting groove 2131, so that the local reducing valve can be accurately installed in the thirteenth mounting groove 2131 without shaking or misalignment, further ensuring the stability and reliability of the local reducing valve during transportation.

[0064] In some embodiments, the emergency second stage portion of the main valve includes an emergency second stage valve, combined with Figure 1The fourth sub-mounting slot group 214 includes a fourteenth mounting slot 2141 , wherein the emergency second-stage valve is embedded in the fourteenth mounting slot 2141 .

[0065] Clamping the emergency second-stage valve by the inner wall of the thirteenth mounting groove 2131 ensures the stability of the local relief valve during transportation, preventing the local relief valve from falling from the transport device, protecting the emergency second-stage valve, and preventing the emergency second-stage valve from being damaged by external debris. Furthermore, the vibration-damping liner 20 can reduce vibration, preventing the emergency second-stage valve from being damaged by vibration, ensuring the safety of the emergency second-stage valve during transportation and improving the quality of the air control valve. At the same time, by observing the thirteenth mounting groove 2131, the installer can quickly and intuitively determine whether the emergency second-stage valve is missing. When assembling the air control valve, the installer can directly access the required accessories, reducing the time spent searching for accessories and improving assembly efficiency.

[0066] The size of the emergency second-stage valve matches the size of the fourteenth mounting groove 2141, and the shape of the emergency second-stage valve matches the shape of the fourteenth mounting groove 2141, so that the emergency second-stage valve can be accurately installed in the fourteenth mounting groove 2141 without shaking or misalignment, further ensuring the stability and reliability of the emergency second-stage valve during transportation.

[0067] In some embodiments, in order to ensure the safety of the semi-automatic relief valve accessories, the semi-automatic relief valve accessories include a relief valve piston rod, a relief valve upper piston, a relief valve lower piston, a relief valve top rod, a relief valve handle seat, a relief valve handle seat cover, a relief valve top rod seat and a relief valve vent valve seat, combined with Figure 1 The second mounting slot group 22 includes a fifteenth mounting slot 221, a sixteenth mounting slot 222, a seventeenth mounting slot 223, an eighteenth mounting slot 224, a nineteenth mounting slot 225, a twentieth mounting slot 226, a twenty-first mounting slot 227, and a twenty-second mounting slot 228, which are arranged at intervals. The relief valve piston rod is embedded in the fifteenth mounting slot 221, the relief valve upper piston is embedded in the sixteenth mounting slot 222, the relief valve lower piston is embedded in the seventeenth mounting slot 223, the relief valve top rod is embedded in the eighteenth mounting slot 224, the relief valve handle seat is embedded in the nineteenth mounting slot 225, the relief valve handle seat sleeve is embedded in the twentieth mounting slot 226, the relief valve top rod seat is embedded in the twenty-first mounting slot 227, and the relief valve vent valve seat is embedded in the twenty-second mounting slot 228.

[0068] The relief valve piston rod is clamped by the inner wall of the fifteenth mounting groove 221, the relief valve upper piston is clamped by the sixteenth mounting groove 222, the relief valve lower piston is clamped by the inner wall of the seventeenth mounting groove group 223, the relief valve top rod is clamped by the inner wall of the eighteenth mounting groove 224, the relief valve handle seat is clamped by the inner wall of the nineteenth mounting groove 225, the relief valve handle seat is clamped by the inner wall of the twentieth mounting groove 226, the relief valve top rod seat is clamped by the inner wall of the twenty-first mounting groove 227, and the relief valve vent valve seat is clamped by the inner wall of the twenty-second mounting groove 228, thereby ensuring the stability of the relief valve piston rod, relief valve upper piston, relief valve lower piston, relief valve top rod, relief valve handle seat, relief valve handle seat cover, relief valve top rod seat and relief valve vent valve seat during transportation, and avoiding the relief valve piston rod, relief valve upper piston, relief valve lower piston, relief valve top rod, relief valve handle seat, relief valve handle seat cover, relief valve top rod seat and relief valve The relief valve seat falls from the transportation device, which can protect the relief valve piston rod, relief valve upper piston, relief valve lower piston, relief valve top rod, relief valve handle seat, relief valve handle seat cover, relief valve top rod seat and relief valve vent valve seat, and also prevent the relief valve piston rod, relief valve upper piston, relief valve lower piston, relief valve top rod, relief valve handle seat, relief valve handle seat cover, relief valve top rod seat and relief valve vent valve seat from being damaged by external debris. Moreover, the vibration-damping lining 20 can reduce vibration to prevent the relief valve piston rod, relief valve upper piston, relief valve lower piston, relief valve top rod, relief valve handle seat, relief valve handle seat cover, relief valve top rod seat and relief valve vent valve seat from being damaged due to vibration, ensuring the safety of the relief valve piston rod, relief valve upper piston, relief valve lower piston, relief valve top rod, relief valve handle seat, relief valve handle seat cover, relief valve top rod seat and relief valve vent valve seat during transportation, thereby improving the quality of the air control valve. At the same time, the installer can quickly and intuitively determine whether the main piston, sliding valve, control valve, sliding valve spring, sliding valve pin, stabilizer bar, stabilizer spring seat and deceleration spring seat are missing by observing the fifteenth mounting slot 221, the sixteenth mounting slot 222, the seventeenth mounting slot 223, the eighteenth mounting slot 224, the nineteenth mounting slot 225, the twentieth mounting slot 226, the twenty-first mounting slot 227 and the twenty-second mounting slot 228. When assembling the air control valve, the installer can directly access the required accessories, reducing the time of searching for accessories and improving assembly efficiency.

[0069] The fifteenth mounting groove 221, the sixteenth mounting groove 222, the seventeenth mounting groove 223, the eighteenth mounting groove 224, the nineteenth mounting groove 225, the twentieth mounting groove 226, the twenty-first mounting groove 227 and the twenty-second mounting groove 228 are arranged at intervals, so that the relief valve piston rod, the relief valve upper piston, the relief valve lower piston, the relief valve top rod, the relief valve handle seat, the relief valve handle seat cover, the relief valve top rod seat and the relief valve vent valve seat are respectively arranged in different areas of the vibration damping lining 20, so as to avoid collision between the relief valve piston rod, the relief valve upper piston, the relief valve lower piston, the relief valve top rod, the relief valve handle seat, the relief valve handle seat cover, the relief valve top rod seat and the relief valve vent valve seat, and further ensure the safety of the relief valve piston rod, the relief valve upper piston, the relief valve lower piston, the relief valve top rod, the relief valve handle seat, the relief valve handle seat cover, the relief valve top rod seat and the relief valve vent valve seat.

[0070] The size of the relief valve piston rod matches the size of the fifteenth mounting groove 221, and the shape of the relief valve piston rod matches the shape of the fifteenth mounting groove 221, so that the relief valve piston rod can be accurately installed in the fifteenth mounting groove 221 without shaking or misalignment, further ensuring the stability and reliability of the relief valve piston rod during transportation.

[0071] The size of the piston on the relief valve matches the size of the sixteenth mounting groove 222, and the shape of the piston on the relief valve matches the shape of the sixteenth mounting groove 222, so that the piston on the relief valve can be accurately installed in the sixteenth mounting groove 222 without shaking or misalignment, further ensuring the stability and reliability of the piston on the relief valve during transportation.

[0072] The size of the lower piston of the relief valve matches the size of the seventeenth mounting groove 223, and the shape of the lower piston of the relief valve matches the shape of the seventeenth mounting groove 223, so that the lower piston of the relief valve can be accurately installed in the seventeenth mounting groove 223 without shaking or misalignment, further ensuring the stability and reliability of the lower piston of the relief valve during transportation.

[0073] The size of the relief valve top rod matches the size of the eighteenth mounting groove 224, and the shape of the relief valve top rod matches the shape of the eighteenth mounting groove 224, so that the relief valve top rod can be accurately installed in the eighteenth mounting groove 224 without shaking or misalignment, further ensuring the stability and reliability of the relief valve top rod during transportation.

[0074] The size of the relief valve handle seat matches the size of the nineteenth mounting groove 225, and the shape of the relief valve handle seat matches the shape of the nineteenth mounting groove 225, so that the relief valve handle seat can be accurately installed in the nineteenth mounting groove 225 without shaking or misalignment, further ensuring the stability and reliability of the relief valve handle seat during transportation.

[0075] The size of the relief valve handle seat cover matches the size of the twentieth mounting groove 226, and the shape of the relief valve handle seat cover matches the shape of the twentieth mounting groove 226, so that the relief valve handle seat cover can be accurately installed in the twentieth mounting groove 226 without shaking or misalignment, further ensuring the stability and reliability of the relief valve handle seat cover during transportation.

[0076] The size of the relief valve top rod seat matches the size of the twenty-first mounting groove 227, and the shape of the relief valve top rod seat matches the shape of the twenty-first mounting groove 227, so that the relief valve top rod seat can be accurately installed in the twenty-first mounting groove 227 without shaking or misalignment, further ensuring the stability and reliability of the relief valve top rod seat during transportation.

[0077] The size of the relief valve vent valve seat matches the size of the twenty-second mounting groove 228, and the shape of the relief valve vent valve seat matches the shape of the twenty-second mounting groove 228, so that the relief valve vent valve seat can be accurately installed in the twenty-second mounting groove 228 without shaking or misalignment, further ensuring the stability and reliability of the relief valve vent valve seat during transportation.

[0078] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0079] In addition, the descriptions of "first", "second", etc. in this application are for descriptive purposes only and should not be understood as indicating or implying their relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between the various embodiments can be combined with each other, but this must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0080] In the description of the present utility model, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0081] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification.

[0082] Although the preferred embodiments of the present application have been described, those skilled in the art may make additional changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present application.

[0083] Obviously, those skilled in the art may make various changes and modifications to this application without departing from the spirit and scope of this application. Thus, if these modifications and variations of this application fall within the scope of the claims of this application and their equivalents, this application is intended to include these modifications and variations.

Claims

1. A conveying device, characterized in that: Used for conveying an air control valve, the air control valve includes a main valve accessory and a semi-automatic relief valve accessory, the conveying device includes: Box body; A vibration-damping lining is provided in the box body and is provided with a first mounting slot group and a second mounting slot group, wherein the first mounting slot group and the second mounting slot group are spaced apart from each other; Wherein, the main valve accessory is embedded in the first installation groove group, and the semi-automatic relief valve accessory is embedded in the second installation groove group.

2. The conveying device according to claim 1, characterized in that The main valve accessories include a main valve action part, a main valve acceleration and relief part, a main valve local relief part and a main valve emergency second stage part, and the first installation slot group includes a first sub-installation slot group, a second sub-installation slot group, a third sub-installation slot group and a fourth sub-installation slot group arranged at intervals; Among them, the main valve action part is embedded in the first sub-installation groove group, the main valve acceleration relief part is embedded in the second sub-installation groove group, the main valve local reduction part is embedded in the third sub-installation groove group, and the main valve emergency second stage part is embedded in the fourth sub-installation groove group.

3. The conveying device according to claim 2, characterized in that: The main valve action part includes a main piston, a sliding valve, a control valve, a sliding valve spring, a sliding valve pin, a stabilizing rod, a stabilizing spring seat and a deceleration spring seat, and the first sub-mounting groove group includes a first mounting groove, a second mounting groove, a third mounting groove, a fourth mounting groove, a fifth mounting groove, a sixth mounting groove, a seventh mounting groove and an eighth mounting groove arranged at intervals; Among them, the main piston is embedded in the first sub-mounting groove, the sliding valve is embedded in the second mounting groove; the control valve is embedded in the third mounting groove, the sliding valve spring is embedded in the fourth mounting groove, the sliding valve pin is embedded in the fifth mounting groove, the stabilizing rod is embedded in the sixth mounting groove, the stabilizing spring seat is embedded in the seventh mounting groove, and the deceleration spring seat is embedded in the eighth mounting groove.

4. The conveying device according to claim 3, characterized in that: The size of the main piston matches the size of the first mounting groove, and the shape of the main piston matches the shape of the first mounting groove; The size of the slide valve matches the size of the second installation groove, and the shape of the slide valve matches the shape of the second installation groove; The size of the control valve matches the size of the third installation groove, and the shape of the control valve matches the shape of the third installation groove; The size of the slide valve spring matches the size of the fourth installation groove, and the shape of the slide valve spring matches the shape of the fourth installation groove; The size of the sliding valve pin matches the size of the fifth installation groove, and the shape of the sliding valve pin matches the shape of the fifth installation groove; The size of the stabilizing bar matches the size of the sixth mounting slot, and the shape of the stabilizing bar matches the shape of the sixth mounting slot; The size of the stabilizing spring seat matches the size of the seventh mounting slot, and the shape of the stabilizing spring seat matches the shape of the seventh mounting slot; The size of the deceleration spring seat matches the size of the eighth installation slot, and the shape of the deceleration spring seat matches the shape of the eighth installation slot.

5. The conveying device according to claim 2, characterized in that: The main valve acceleration relief part includes an acceleration relief valve piston assembly, an acceleration relief spring seat, an acceleration relief valve and a push rod, and the second sub-mounting groove group includes a ninth mounting groove, a tenth mounting groove, an eleventh mounting groove and a twelfth mounting groove that are arranged at intervals; Among them, the acceleration relief valve piston assembly is embedded in the ninth mounting groove, and the acceleration relief spring seat is embedded in the tenth mounting groove; the acceleration relief valve is embedded in the eleventh mounting groove, and the push rod is embedded in the twelfth mounting groove.

6. The conveying device according to claim 5, characterized in that: The size of the acceleration relief valve piston component matches the size of the ninth installation groove, and the shape of the acceleration relief valve piston component matches the shape of the ninth installation groove; The size of the acceleration relief spring seat matches the size of the tenth mounting slot, and the shape of the acceleration relief spring seat matches the shape of the tenth mounting slot; The size of the accelerated relief valve matches the size of the eleventh installation groove, and the shape of the accelerated relief valve matches the shape of the eleventh installation groove; The size of the push rod matches the size of the twelfth installation slot, and the shape of the push rod matches the shape of the twelfth installation slot.

7. The conveying device according to claim 2, characterized in that: The main valve local reduction portion includes a local reduction valve, the main valve emergency second stage portion includes an emergency second stage valve, the third sub-mounting slot group includes a thirteenth mounting slot, and the fourth sub-mounting slot group includes a fourteenth mounting slot; Among them, the local pressure reducing valve is embedded in the thirteenth installation slot; the emergency second-stage valve is embedded in the fourteenth installation slot.

8. The conveying device according to claim 7, characterized in that: The size of the local reducing valve matches the size of the thirteenth installation groove, and the shape of the local reducing valve matches the shape of the thirteenth installation groove; The size of the emergency second-stage valve matches the size of the fourteenth installation groove, and the shape of the emergency second-stage valve matches the shape of the fourteenth installation groove.

9. The conveying device according to any one of claims 1 to 8, characterized in that: The semi-automatic relief valve accessories include a relief valve piston rod, a relief valve upper piston, a relief valve lower piston, a relief valve push rod, a relief valve handle seat, a relief valve handle seat cover, a relief valve push rod seat and a relief valve vent valve seat, and the second mounting groove group includes a fifteenth mounting groove, a sixteenth mounting groove, a seventeenth mounting groove, an eighteenth mounting groove, a nineteenth mounting groove, a twentieth mounting groove, a twenty-first mounting groove and a twenty-second mounting groove arranged at intervals; Among them, the relief valve piston rod is embedded in the fifteenth mounting groove, the relief valve upper piston is embedded in the sixteenth mounting groove, the relief valve lower piston is embedded in the seventeenth mounting groove, the relief valve top rod is embedded in the eighteenth mounting groove, the relief valve handle seat is embedded in the nineteenth mounting groove, the relief valve handle seat sleeve is embedded in the twentieth mounting groove, the relief valve top rod seat is embedded in the twenty-first mounting groove, and the relief valve vent valve seat is embedded in the twenty-second mounting groove.

10. The conveying device according to claim 9, characterized in that: The size of the relief valve piston rod matches the size of the fifteenth mounting groove, and the shape of the relief valve piston rod matches the shape of the fifteenth mounting groove; The size of the piston on the relief valve matches the size of the sixteenth mounting groove, and the shape of the piston on the relief valve matches the shape of the sixteenth mounting groove; The size of the relief valve lower piston matches the size of the seventeenth mounting groove, and the shape of the relief valve lower piston matches the shape of the seventeenth mounting groove; The size of the relief valve push rod matches the size of the eighteenth mounting groove, and the shape of the relief valve push rod matches the shape of the eighteenth mounting groove; The size of the relief valve handle seat matches the size of the nineteenth mounting groove, and the shape of the relief valve handle seat matches the shape of the nineteenth mounting groove; The size of the relief valve handle seat cover matches the size of the 20th installation groove, and the shape of the relief valve handle seat cover matches the shape of the 20th installation groove; The size of the relief valve top rod seat matches the size of the twenty-first installation groove, and the shape of the relief valve top rod seat matches the shape of the twenty-first installation groove; The size of the relief valve vent valve seat matches the size of the twenty-second installation groove, and the shape of the relief valve vent valve seat matches the shape of the twenty-second installation groove.

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