CN211852807U - Hydraulic pump clutch for engineering machinery - Google Patents
Hydraulic pump clutch for engineering machinery Download PDFInfo
- Publication number
- CN211852807U CN211852807U CN202020026529.1U CN202020026529U CN211852807U CN 211852807 U CN211852807 U CN 211852807U CN 202020026529 U CN202020026529 U CN 202020026529U CN 211852807 U CN211852807 U CN 211852807U
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- push rod
- pump body
- concave cover
- hexagonal concave
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Abstract
The utility model discloses a hydraulic pump clutch for engineering machine tool belongs to auto-parts technical field, which comprises a pump body, there is hexagonal concave cover the one end surface of the pump body through threaded connection, the hexagonal concave cover alternates there is the push rod, the one end of push rod is connected with the piston rod, the valve block is established to piston rod one end, the oil outlet is established to the pump body upper end, the oil inlet, flexible rubber sleeve is established to the one end of hexagonal concave cover, the other end of push rod is equipped with pushes away the fork, the inboard fixed surface in one end of flexible rubber sleeve has first screw thread ring, the bulge loop is established to hexagonal concave cover surface, first screw thread ring passes through threaded connection at the bulge loop surface, pump body one end is fixed through screw thread hexagonal concave cover, be convenient for install and dismantle, be convenient for maintain, flexible rubber sleeve directly.
Description
Technical Field
The utility model relates to an automotive filed, more specifically say, relate to a hydraulic pump clutch for engineering machine tool.
Background
The hydraulic clutch can automatically compensate the abrasion of the friction element by depending on the stroke, is easy to realize serialization and standardization, is widely applied to machine tools, engineering machinery and ships which require compact structure, frequent joint, high-speed and remote control, and has the following defects in the hydraulic pump clutch used in large-scale engineering machinery;
in current hydraulic pump clutch, wherein it is convenient inadequately when pump body internal part assembly, because the pump body is mostly that the integral type structure or many bolt assembly combination are fixed, the inconvenient opening of the pump body when the maintenance, the maintenance of not being convenient for to need set up flexible rubber sleeve at pump body terminal surface, be used for dustproof, prior art passes through the fixed flexible rubber sleeve of clamp ring, and the installation is inconvenient.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a hydraulic pump clutch for engineering machine tool, it is fixed that screw thread hexagonal concave cover is passed through to pump body one end, and the installation and the dismantlement of being convenient for, the maintenance of being convenient for, flexible rubber sleeve directly pass through threaded connection, the installation of being convenient for is used.
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a hydraulic pump clutch for engineering machine tool, includes the pump body, there is hexagonal concave cover the one end surface of the pump body through threaded connection, the interlude has the push rod in the hexagonal concave cover, the one end of push rod is connected with the piston rod, the valve block is established to piston rod one end, oil outlet, oil inlet are established to pump body upper end, flexible rubber sleeve is established to the one end of hexagonal concave cover, the other end of push rod is equipped with the fork that pushes away, the inboard fixed surface in one end of flexible rubber sleeve has first screw thread ring, the bulge loop is established to hexagonal concave cover surface, and first screw thread ring passes through threaded connection at the bulge loop surface, and pump body one end is fixed through screw thread hexagonal concave cover, and the installation and the dismantlement of being convenient for, the maintenance of being convenient for, flexible rubber.
Further, the surface mounting has the second screw thread ring in the flexible rubber sleeve other end, and the second screw thread ring passes through threaded connection at the one end surface of push rod, can fix the flexible rubber sleeve other end again, and is fixed firm.
Furthermore, the surface of the inner side of one end of the pump body is provided with a return spring, and the return spring is used for pushing back the piston rod, so that the return is convenient.
Furthermore, the outer surface of the other end of the push rod is connected with a nut through threads, the nut is extruded on one end face of the push fork, and the nut is extruded on the outer end face of the push fork, so that the push fork is convenient to lock and fix.
Furthermore, a rubber ring is arranged outside the valve block, and the rubber ring is arranged on the outer surface of the push rod and can be tightly attached to the surface of the inner wall of the pump body, so that the sealing performance of the piston during movement is improved.
Compared with the prior art, the utility model has the advantages of:
(1) through pump body one end fixed through hexagonal concave cover, be convenient for install and dismantle, the maintenance of being convenient for, flexible rubber sleeve is direct to be convenient for install and use through threaded connection.
(2) The surface mounting has the second screw thread ring in the inboard of flexible rubber sleeve other end, and the second screw thread ring passes through threaded connection at the one end surface of push rod, can fix the flexible rubber sleeve other end again, and is fixed firm.
(3) The surface of one end inboard of the pump body is provided with reset spring, and reset spring is used for pushing back the piston rod, is convenient for reset.
(4) The outer surface of the other end of the push rod is connected with a nut through threads, the nut is extruded on one end face of the push fork, and the nut is extruded on the outer end face of the push fork, so that the push fork is convenient to lock and fix.
(5) The valve block is externally provided with a rubber ring, and the outer surface of the push rod is provided with the rubber ring, so that the valve block can be tightly attached to the surface of the inner wall of the pump body, and the sealing performance of the piston during movement is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a left side view of the hexagonal concave cover of the present invention;
fig. 3 is a right side view of the hexagonal concave cover of the present invention.
The reference numbers in the figures illustrate:
the oil pump comprises a pump body 1, an oil outlet 10, an oil inlet 11, a hexagonal concave cover 2, a push rod 3, a piston rod 30, a valve block 31, a return spring 32, a telescopic rubber sleeve 4, a push fork 5, a convex ring 20, a first threaded ring 40, a second threaded ring 41 and a nut 50.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a hydraulic pump clutch for engineering machinery includes a pump body 1, a hexagonal concave cover 2 is connected to an outer surface of one end of the pump body 1 through a thread, a push rod 3 is inserted into the hexagonal concave cover 2, one end of the push rod 3 is connected to a piston rod 30 (a prior art component), a valve block 31 (a prior art component) is arranged at one end of the piston rod 30, an oil outlet 10 and an oil inlet 11 are arranged at an upper end of the pump body 1, a telescopic rubber sleeve 4 is arranged at one end of the hexagonal concave cover 2, a push fork 5 (a push fork 5 is a prior art component, and is the same as a connection control mechanism to push the push rod 3 to move), a first thread ring 40 is fixed on an inner side surface of one end of the telescopic rubber sleeve 4, a convex ring 20 is arranged on an outer surface of the hexagonal concave cover 2.
Referring to fig. 1-3, a second threaded ring 41 is fixed on the inner side surface of the other end of the telescopic rubber sleeve 4, the second threaded ring 41 is connected to the outer surface of one end of the push rod 3 through threads, the other end of the telescopic rubber sleeve 4 can be fixed again, the fixing is firm, a return spring 32 is arranged on the inner side surface of one end of the pump body 1, the return spring 32 is used for pushing back the piston rod 30 and facilitating the return, a nut 50 is connected to the outer surface of the other end of the push rod 3 through threads, the nut 50 is extruded on one end face of the push fork 5, the nut 50 is extruded on the outer end face of the push fork 5 and facilitates the locking and the fixing of the push fork, a rubber ring (located in the shadow in fig. 1) is arranged outside the valve block 31, a rubber ring (located in the shadow in fig. 1).
The outer surface of one end of the pump body 1 is connected with a hexagonal concave cover 2 through threads, a push rod 3 is inserted in the hexagonal concave cover 2, one end of the push rod 3 is connected with a piston rod 30, one end of the piston rod 30 is provided with a valve block 31, the pump body is in an open state, the outer surface of the opening of the pump body is directly connected with the hexagonal concave cover 2 through threads, an integral hydraulic pump shell mechanism is formed, and the pump body can be fixed and disassembled by directly twisting the hexagonal concave cover 2 through a wrench during installation and disassembly, so that the maintenance is facilitated;
establish bulge loop 20 simultaneously at 2 surfaces of hexagonal concave cover, the inboard fixed surface in one end of flexible rubber sleeve 4 has first screw thread ring 40, first screw thread ring 40 passes through threaded connection at the 20 surfaces of bulge loop, 4 one ends of flexible rubber sleeve of being convenient for are fixed, the inboard fixed surface in the other end of flexible rubber sleeve 4 has second screw thread ring 41, second screw thread ring 41 passes through threaded connection at the surface of push rod 3, 4 other ends of flexible rubber sleeve of being convenient for are fixed, direct wrench movement can install when flexible rubber sleeve 4 connects, it is fixed from the external mounting not need to use the clamp, and convenient to operate is quick, and convenient to use is compact, and simple structure.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a hydraulic pump clutch for engineering machine tool, includes pump body (1), its characterized in that: the one end surface of the pump body (1) has hexagonal concave cover (2) through threaded connection, the push rod (3) has been alternate in hexagonal concave cover (2), the one end of push rod (3) is connected with piston rod (30), valve block (31) are established to piston rod (30) one end, oil outlet (10), oil inlet (11) are established to the pump body (1) upper end, flexible rubber sleeve (4) are established to the one end of hexagonal concave cover (2), the other end of push rod (3) is equipped with and pushes away fork (5), the inboard fixed surface in one end of flexible rubber sleeve (4) has first screw thread ring (40), bulge loop (20) are established to hexagonal concave cover (2) surface, and first screw thread ring (40) pass through threaded connection at bulge loop (20) surface.
2. The hydraulic pump clutch for construction machinery as claimed in claim 1, wherein: the inner side surface of the other end of the telescopic rubber sleeve (4) is fixed with a second threaded ring (41), and the second threaded ring (41) is connected to the outer surface of one end of the push rod (3) through threads.
3. The hydraulic pump clutch for construction machinery as claimed in claim 1, wherein: and a return spring (32) is arranged on the inner side surface of one end of the pump body (1).
4. The hydraulic pump clutch for construction machinery as claimed in claim 1, wherein: the outer surface of the other end of the push rod (3) is connected with a nut (50) through threads, and the nut (50) is extruded on one end face of the push fork (5).
5. The hydraulic pump clutch for construction machinery as claimed in claim 1, wherein: a rubber ring is arranged outside the valve block (31), and a rubber ring is arranged on the outer surface of the push rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020026529.1U CN211852807U (en) | 2020-01-07 | 2020-01-07 | Hydraulic pump clutch for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020026529.1U CN211852807U (en) | 2020-01-07 | 2020-01-07 | Hydraulic pump clutch for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211852807U true CN211852807U (en) | 2020-11-03 |
Family
ID=73212825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020026529.1U Active CN211852807U (en) | 2020-01-07 | 2020-01-07 | Hydraulic pump clutch for engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211852807U (en) |
-
2020
- 2020-01-07 CN CN202020026529.1U patent/CN211852807U/en active Active
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